diff options
600 files changed, 6467 insertions, 3054 deletions
diff --git a/.clang-format b/.clang-format index e6080f5834a3..bc2ffb2a0b53 100644 --- a/.clang-format +++ b/.clang-format @@ -72,6 +72,10 @@ ForEachMacros: - 'apei_estatus_for_each_section' - 'ata_for_each_dev' - 'ata_for_each_link' + - '__ata_qc_for_each' + - 'ata_qc_for_each' + - 'ata_qc_for_each_raw' + - 'ata_qc_for_each_with_internal' - 'ax25_for_each' - 'ax25_uid_for_each' - 'bio_for_each_integrity_vec' @@ -85,6 +89,7 @@ ForEachMacros: - 'blk_queue_for_each_rl' - 'bond_for_each_slave' - 'bond_for_each_slave_rcu' + - 'bpf_for_each_spilled_reg' - 'btree_for_each_safe128' - 'btree_for_each_safe32' - 'btree_for_each_safe64' @@ -103,6 +108,8 @@ ForEachMacros: - 'drm_atomic_crtc_for_each_plane' - 'drm_atomic_crtc_state_for_each_plane' - 'drm_atomic_crtc_state_for_each_plane_state' + - 'drm_atomic_for_each_plane_damage' + - 'drm_connector_for_each_possible_encoder' - 'drm_for_each_connector_iter' - 'drm_for_each_crtc' - 'drm_for_each_encoder' @@ -121,11 +128,21 @@ ForEachMacros: - 'for_each_bio' - 'for_each_board_func_rsrc' - 'for_each_bvec' + - 'for_each_card_components' + - 'for_each_card_links' + - 'for_each_card_links_safe' + - 'for_each_card_prelinks' + - 'for_each_card_rtds' + - 'for_each_card_rtds_safe' + - 'for_each_cgroup_storage_type' - 'for_each_child_of_node' - 'for_each_clear_bit' - 'for_each_clear_bit_from' - 'for_each_cmsghdr' - 'for_each_compatible_node' + - 'for_each_component_dais' + - 'for_each_component_dais_safe' + - 'for_each_comp_order' - 'for_each_console' - 'for_each_cpu' - 'for_each_cpu_and' @@ -133,6 +150,10 @@ ForEachMacros: - 'for_each_cpu_wrap' - 'for_each_dev_addr' - 'for_each_dma_cap_mask' + - 'for_each_dpcm_be' + - 'for_each_dpcm_be_rollback' + - 'for_each_dpcm_be_safe' + - 'for_each_dpcm_fe' - 'for_each_drhd_unit' - 'for_each_dss_dev' - 'for_each_efi_memory_desc' @@ -149,6 +170,7 @@ ForEachMacros: - 'for_each_iommu' - 'for_each_ip_tunnel_rcu' - 'for_each_irq_nr' + - 'for_each_link_codecs' - 'for_each_lru' - 'for_each_matching_node' - 'for_each_matching_node_and_match' @@ -160,6 +182,7 @@ ForEachMacros: - 'for_each_mem_range_rev' - 'for_each_migratetype_order' - 'for_each_msi_entry' + - 'for_each_msi_entry_safe' - 'for_each_net' - 'for_each_netdev' - 'for_each_netdev_continue' @@ -183,12 +206,14 @@ ForEachMacros: - 'for_each_node_with_property' - 'for_each_of_allnodes' - 'for_each_of_allnodes_from' + - 'for_each_of_cpu_node' - 'for_each_of_pci_range' - 'for_each_old_connector_in_state' - 'for_each_old_crtc_in_state' - 'for_each_oldnew_connector_in_state' - 'for_each_oldnew_crtc_in_state' - 'for_each_oldnew_plane_in_state' + - 'for_each_oldnew_plane_in_state_reverse' - 'for_each_oldnew_private_obj_in_state' - 'for_each_old_plane_in_state' - 'for_each_old_private_obj_in_state' @@ -206,14 +231,17 @@ ForEachMacros: - 'for_each_process' - 'for_each_process_thread' - 'for_each_property_of_node' + - 'for_each_registered_fb' - 'for_each_reserved_mem_region' - - 'for_each_resv_unavail_range' + - 'for_each_rtd_codec_dai' + - 'for_each_rtd_codec_dai_rollback' - 'for_each_rtdcom' - 'for_each_rtdcom_safe' - 'for_each_set_bit' - 'for_each_set_bit_from' - 'for_each_sg' - 'for_each_sg_page' + - 'for_each_sibling_event' - '__for_each_thread' - 'for_each_thread' - 'for_each_zone' @@ -251,6 +279,8 @@ ForEachMacros: - 'hlist_nulls_for_each_entry_from' - 'hlist_nulls_for_each_entry_rcu' - 'hlist_nulls_for_each_entry_safe' + - 'i3c_bus_for_each_i2cdev' + - 'i3c_bus_for_each_i3cdev' - 'ide_host_for_each_port' - 'ide_port_for_each_dev' - 'ide_port_for_each_present_dev' @@ -267,11 +297,14 @@ ForEachMacros: - 'kvm_for_each_memslot' - 'kvm_for_each_vcpu' - 'list_for_each' + - 'list_for_each_codec' + - 'list_for_each_codec_safe' - 'list_for_each_entry' - 'list_for_each_entry_continue' - 'list_for_each_entry_continue_rcu' - 'list_for_each_entry_continue_reverse' - 'list_for_each_entry_from' + - 'list_for_each_entry_from_rcu' - 'list_for_each_entry_from_reverse' - 'list_for_each_entry_lockless' - 'list_for_each_entry_rcu' @@ -291,6 +324,7 @@ ForEachMacros: - 'media_device_for_each_intf' - 'media_device_for_each_link' - 'media_device_for_each_pad' + - 'nanddev_io_for_each_page' - 'netdev_for_each_lower_dev' - 'netdev_for_each_lower_private' - 'netdev_for_each_lower_private_rcu' @@ -357,12 +391,14 @@ ForEachMacros: - 'sk_nulls_for_each' - 'sk_nulls_for_each_from' - 'sk_nulls_for_each_rcu' + - 'snd_array_for_each' - 'snd_pcm_group_for_each_entry' - 'snd_soc_dapm_widget_for_each_path' - 'snd_soc_dapm_widget_for_each_path_safe' - 'snd_soc_dapm_widget_for_each_sink_path' - 'snd_soc_dapm_widget_for_each_source_path' - 'tb_property_for_each' + - 'tcf_exts_for_each_action' - 'udp_portaddr_for_each_entry' - 'udp_portaddr_for_each_entry_rcu' - 'usb_hub_for_each_child' @@ -371,6 +407,11 @@ ForEachMacros: - 'v4l2_m2m_for_each_dst_buf_safe' - 'v4l2_m2m_for_each_src_buf' - 'v4l2_m2m_for_each_src_buf_safe' + - 'virtio_device_for_each_vq' + - 'xa_for_each' + - 'xas_for_each' + - 'xas_for_each_conflict' + - 'xas_for_each_marked' - 'zorro_for_each_dev' #IncludeBlocks: Preserve # Unknown to clang-format-5.0 diff --git a/Documentation/bpf/bpf_design_QA.rst b/Documentation/bpf/bpf_design_QA.rst index 6780a6d81745..7cc9e368c1e9 100644 --- a/Documentation/bpf/bpf_design_QA.rst +++ b/Documentation/bpf/bpf_design_QA.rst @@ -157,12 +157,11 @@ Q: Does BPF have a stable ABI? ------------------------------ A: YES. BPF instructions, arguments to BPF programs, set of helper functions and their arguments, recognized return codes are all part -of ABI. However when tracing programs are using bpf_probe_read() helper -to walk kernel internal datastructures and compile with kernel -internal headers these accesses can and will break with newer -kernels. The union bpf_attr -> kern_version is checked at load time -to prevent accidentally loading kprobe-based bpf programs written -for a different kernel. Networking programs don't do kern_version check. +of ABI. However there is one specific exception to tracing programs +which are using helpers like bpf_probe_read() to walk kernel internal +data structures and compile with kernel internal headers. Both of these +kernel internals are subject to change and can break with newer kernels +such that the program needs to be adapted accordingly. Q: How much stack space a BPF program uses? ------------------------------------------- diff --git a/Documentation/core-api/xarray.rst b/Documentation/core-api/xarray.rst index 6a6d67acaf69..5d54b27c6eba 100644 --- a/Documentation/core-api/xarray.rst +++ b/Documentation/core-api/xarray.rst @@ -108,12 +108,13 @@ some, but not all of the other indices changing. Sometimes you need to ensure that a subsequent call to :c:func:`xa_store` will not need to allocate memory. The :c:func:`xa_reserve` function -will store a reserved entry at the indicated index. Users of the normal -API will see this entry as containing ``NULL``. If you do not need to -use the reserved entry, you can call :c:func:`xa_release` to remove the -unused entry. If another user has stored to the entry in the meantime, -:c:func:`xa_release` will do nothing; if instead you want the entry to -become ``NULL``, you should use :c:func:`xa_erase`. +will store a reserved entry at the indicated index. Users of the +normal API will see this entry as containing ``NULL``. If you do +not need to use the reserved entry, you can call :c:func:`xa_release` +to remove the unused entry. If another user has stored to the entry +in the meantime, :c:func:`xa_release` will do nothing; if instead you +want the entry to become ``NULL``, you should use :c:func:`xa_erase`. +Using :c:func:`xa_insert` on a reserved entry will fail. If all entries in the array are ``NULL``, the :c:func:`xa_empty` function will return ``true``. @@ -183,6 +184,8 @@ Takes xa_lock internally: * :c:func:`xa_store_bh` * :c:func:`xa_store_irq` * :c:func:`xa_insert` + * :c:func:`xa_insert_bh` + * :c:func:`xa_insert_irq` * :c:func:`xa_erase` * :c:func:`xa_erase_bh` * :c:func:`xa_erase_irq` diff --git a/Documentation/devicetree/bindings/arm/cpu-capacity.txt b/Documentation/devicetree/bindings/arm/cpu-capacity.txt index 84262cdb8d29..96fa46cb133c 100644 --- a/Documentation/devicetree/bindings/arm/cpu-capacity.txt +++ b/Documentation/devicetree/bindings/arm/cpu-capacity.txt @@ -235,4 +235,4 @@ cpus { =========================================== [1] ARM Linux Kernel documentation - CPUs bindings - Documentation/devicetree/bindings/arm/cpus.txt + Documentation/devicetree/bindings/arm/cpus.yaml diff --git a/Documentation/devicetree/bindings/arm/idle-states.txt b/Documentation/devicetree/bindings/arm/idle-states.txt index 8f0937db55c5..45730ba60af5 100644 --- a/Documentation/devicetree/bindings/arm/idle-states.txt +++ b/Documentation/devicetree/bindings/arm/idle-states.txt @@ -684,7 +684,7 @@ cpus { =========================================== [1] ARM Linux Kernel documentation - CPUs bindings - Documentation/devicetree/bindings/arm/cpus.txt + Documentation/devicetree/bindings/arm/cpus.yaml [2] ARM Linux Kernel documentation - PSCI bindings Documentation/devicetree/bindings/arm/psci.txt diff --git a/Documentation/devicetree/bindings/arm/sp810.txt b/Documentation/devicetree/bindings/arm/sp810.txt index 1b2ab1ff5587..46652bf65147 100644 --- a/Documentation/devicetree/bindings/arm/sp810.txt +++ b/Documentation/devicetree/bindings/arm/sp810.txt @@ -4,7 +4,7 @@ SP810 System Controller Required properties: - compatible: standard compatible string for a Primecell peripheral, - see Documentation/devicetree/bindings/arm/primecell.txt + see Documentation/devicetree/bindings/arm/primecell.yaml for more details should be: "arm,sp810", "arm,primecell" diff --git a/Documentation/devicetree/bindings/arm/topology.txt b/Documentation/devicetree/bindings/arm/topology.txt index de9eb0486630..b0d80c0fb265 100644 --- a/Documentation/devicetree/bindings/arm/topology.txt +++ b/Documentation/devicetree/bindings/arm/topology.txt @@ -472,4 +472,4 @@ cpus { =============================================================================== [1] ARM Linux kernel documentation - Documentation/devicetree/bindings/arm/cpus.txt + Documentation/devicetree/bindings/arm/cpus.yaml diff --git a/Documentation/devicetree/bindings/clock/marvell,mmp2.txt b/Documentation/devicetree/bindings/clock/marvell,mmp2.txt index af376a01f2b7..23b52dc02266 100644 --- a/Documentation/devicetree/bindings/clock/marvell,mmp2.txt +++ b/Documentation/devicetree/bindings/clock/marvell,mmp2.txt @@ -18,4 +18,4 @@ Required Properties: Each clock is assigned an identifier and client nodes use this identifier to specify the clock which they consume. -All these identifier could be found in <dt-bindings/clock/marvell-mmp2.h>. +All these identifiers could be found in <dt-bindings/clock/marvell,mmp2.h>. diff --git a/Documentation/devicetree/bindings/display/arm,pl11x.txt b/Documentation/devicetree/bindings/display/arm,pl11x.txt index ef89ab46b2c9..572fa2773ec4 100644 --- a/Documentation/devicetree/bindings/display/arm,pl11x.txt +++ b/Documentation/devicetree/bindings/display/arm,pl11x.txt @@ -1,6 +1,6 @@ * ARM PrimeCell Color LCD Controller PL110/PL111 -See also Documentation/devicetree/bindings/arm/primecell.txt +See also Documentation/devicetree/bindings/arm/primecell.yaml Required properties: diff --git a/Documentation/devicetree/bindings/display/msm/gpu.txt b/Documentation/devicetree/bindings/display/msm/gpu.txt index ac8df3b871f9..f8759145ce1a 100644 --- a/Documentation/devicetree/bindings/display/msm/gpu.txt +++ b/Documentation/devicetree/bindings/display/msm/gpu.txt @@ -27,7 +27,6 @@ Example: reg = <0x04300000 0x20000>; reg-names = "kgsl_3d0_reg_memory"; interrupts = <GIC_SPI 80 0>; - interrupt-names = "kgsl_3d0_irq"; clock-names = "core", "iface", diff --git a/Documentation/devicetree/bindings/gpio/gpio-mvebu.txt b/Documentation/devicetree/bindings/gpio/gpio-mvebu.txt index 38ca2201e8ae..2e097b57f170 100644 --- a/Documentation/devicetree/bindings/gpio/gpio-mvebu.txt +++ b/Documentation/devicetree/bindings/gpio/gpio-mvebu.txt @@ -14,8 +14,6 @@ Required properties: "marvell,armada-8k-gpio" should be used for the Armada 7K and 8K SoCs (either from AP or CP), see - Documentation/devicetree/bindings/arm/marvell/cp110-system-controller0.txt - and Documentation/devicetree/bindings/arm/marvell/ap806-system-controller.txt for specific details about the offset property. diff --git a/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt b/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt index b83bb8249074..a3be5298a5eb 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt +++ b/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt @@ -78,7 +78,7 @@ Sub-nodes: PPI affinity can be expressed as a single "ppi-partitions" node, containing a set of sub-nodes, each with the following property: - affinity: Should be a list of phandles to CPU nodes (as described in -Documentation/devicetree/bindings/arm/cpus.txt). + Documentation/devicetree/bindings/arm/cpus.yaml). GICv3 has one or more Interrupt Translation Services (ITS) that are used to route Message Signalled Interrupts (MSI) to the CPUs. diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,glink.txt b/Documentation/devicetree/bindings/soc/qcom/qcom,glink.txt index 0b8cc533ca83..cf759e5f9b10 100644 --- a/Documentation/devicetree/bindings/soc/qcom/qcom,glink.txt +++ b/Documentation/devicetree/bindings/soc/qcom/qcom,glink.txt @@ -55,7 +55,7 @@ of these nodes are defined by the individual bindings for the specific function = EXAMPLE The following example represents the GLINK RPM node on a MSM8996 device, with the function for the "rpm_request" channel defined, which is used for -regualtors and root clocks. +regulators and root clocks. apcs_glb: mailbox@9820000 { compatible = "qcom,msm8996-apcs-hmss-global"; diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,smp2p.txt b/Documentation/devicetree/bindings/soc/qcom/qcom,smp2p.txt index a35af2dafdad..49e1d72d3648 100644 --- a/Documentation/devicetree/bindings/soc/qcom/qcom,smp2p.txt +++ b/Documentation/devicetree/bindings/soc/qcom/qcom,smp2p.txt @@ -41,12 +41,12 @@ processor ID) and a string identifier. - qcom,local-pid: Usage: required Value type: <u32> - Definition: specifies the identfier of the local endpoint of this edge + Definition: specifies the identifier of the local endpoint of this edge - qcom,remote-pid: Usage: required Value type: <u32> - Definition: specifies the identfier of the remote endpoint of this edge + Definition: specifies the identifier of the remote endpoint of this edge = SUBNODES Each SMP2P pair contain a set of inbound and outbound entries, these are diff --git a/Documentation/fb/fbcon.txt b/Documentation/fb/fbcon.txt index 62af30511a95..60a5ec04e8f0 100644 --- a/Documentation/fb/fbcon.txt +++ b/Documentation/fb/fbcon.txt @@ -163,6 +163,14 @@ C. Boot options be preserved until there actually is some text is output to the console. This option causes fbcon to bind immediately to the fbdev device. +7. fbcon=logo-pos:<location> + + The only possible 'location' is 'center' (without quotes), and when + given, the bootup logo is moved from the default top-left corner + location to the center of the framebuffer. If more than one logo is + displayed due to multiple CPUs, the collected line of logos is moved + as a whole. + C. Attaching, Detaching and Unloading Before going on to how to attach, detach and unload the framebuffer console, an diff --git a/Documentation/networking/index.rst b/Documentation/networking/index.rst index 6a47629ef8ed..59e86de662cd 100644 --- a/Documentation/networking/index.rst +++ b/Documentation/networking/index.rst @@ -11,19 +11,19 @@ Contents: batman-adv can can_ucan_protocol - dpaa2/index - e100 - e1000 - e1000e - fm10k - igb - igbvf - ixgb - ixgbe - ixgbevf - i40e - iavf - ice + device_drivers/freescale/dpaa2/index + device_drivers/intel/e100 + device_drivers/intel/e1000 + device_drivers/intel/e1000e + device_drivers/intel/fm10k + device_drivers/intel/igb + device_drivers/intel/igbvf + device_drivers/intel/ixgb + device_drivers/intel/ixgbe + device_drivers/intel/ixgbevf + device_drivers/intel/i40e + device_drivers/intel/iavf + device_drivers/intel/ice kapi z8530book msg_zerocopy diff --git a/Documentation/networking/rxrpc.txt b/Documentation/networking/rxrpc.txt index c9d052e0cf51..2df5894353d6 100644 --- a/Documentation/networking/rxrpc.txt +++ b/Documentation/networking/rxrpc.txt @@ -1000,51 +1000,6 @@ The kernel interface functions are as follows: size should be set when the call is begun. tx_total_len may not be less than zero. - (*) Check to see the completion state of a call so that the caller can assess - whether it needs to be retried. - - enum rxrpc_call_completion { - RXRPC_CALL_SUCCEEDED, - RXRPC_CALL_REMOTELY_ABORTED, - RXRPC_CALL_LOCALLY_ABORTED, - RXRPC_CALL_LOCAL_ERROR, - RXRPC_CALL_NETWORK_ERROR, - }; - - int rxrpc_kernel_check_call(struct socket *sock, struct rxrpc_call *call, - enum rxrpc_call_completion *_compl, - u32 *_abort_code); - - On return, -EINPROGRESS will be returned if the call is still ongoing; if - it is finished, *_compl will be set to indicate the manner of completion, - *_abort_code will be set to any abort code that occurred. 0 will be - returned on a successful completion, -ECONNABORTED will be returned if the - client failed due to a remote abort and anything else will return an - appropriate error code. - - The caller should look at this information to decide if it's worth - retrying the call. - - (*) Retry a client call. - - int rxrpc_kernel_retry_call(struct socket *sock, - struct rxrpc_call *call, - struct sockaddr_rxrpc *srx, - struct key *key); - - This attempts to partially reinitialise a call and submit it again while - reusing the original call's Tx queue to avoid the need to repackage and - re-encrypt the data to be sent. call indicates the call to retry, srx the - new address to send it to and key the encryption key to use for signing or - encrypting the packets. - - For this to work, the first Tx data packet must still be in the transmit - queue, and currently this is only permitted for local and network errors - and the call must not have been aborted. Any partially constructed Tx - packet is left as is and can continue being filled afterwards. - - It returns 0 if the call was requeued and an error otherwise. - (*) Get call RTT. u64 rxrpc_kernel_get_rtt(struct socket *sock, struct rxrpc_call *call); diff --git a/Documentation/networking/snmp_counter.rst b/Documentation/networking/snmp_counter.rst index b0dfdaaca512..fe8f741193be 100644 --- a/Documentation/networking/snmp_counter.rst +++ b/Documentation/networking/snmp_counter.rst @@ -336,7 +336,26 @@ time client replies ACK, this socket will get another chance to move to the accept queue. -TCP Fast Open +* TcpEstabResets +Defined in `RFC1213 tcpEstabResets`_. + +.. _RFC1213 tcpEstabResets: https://tools.ietf.org/html/rfc1213#page-48 + +* TcpAttemptFails +Defined in `RFC1213 tcpAttemptFails`_. + +.. _RFC1213 tcpAttemptFails: https://tools.ietf.org/html/rfc1213#page-48 + +* TcpOutRsts +Defined in `RFC1213 tcpOutRsts`_. The RFC says this counter indicates +the 'segments sent containing the RST flag', but in linux kernel, this +couner indicates the segments kerenl tried to send. The sending +process might be failed due to some errors (e.g. memory alloc failed). + +.. _RFC1213 tcpOutRsts: https://tools.ietf.org/html/rfc1213#page-52 + + +TCP Fast Path ============ When kernel receives a TCP packet, it has two paths to handler the packet, one is fast path, another is slow path. The comment in kernel @@ -383,8 +402,6 @@ increase 1. TCP abort ======== - - * TcpExtTCPAbortOnData It means TCP layer has data in flight, but need to close the connection. So TCP layer sends a RST to the other side, indicate the @@ -545,7 +562,6 @@ packet yet, the sender would know packet 4 is out of order. The TCP stack of kernel will increase TcpExtTCPSACKReorder for both of the above scenarios. - DSACK ===== The DSACK is defined in `RFC2883`_. The receiver uses DSACK to report @@ -566,13 +582,63 @@ The TCP stack receives an out of order duplicate packet, so it sends a DSACK to the sender. * TcpExtTCPDSACKRecv -The TCP stack receives a DSACK, which indicate an acknowledged +The TCP stack receives a DSACK, which indicates an acknowledged duplicate packet is received. * TcpExtTCPDSACKOfoRecv The TCP stack receives a DSACK, which indicate an out of order duplicate packet is received. +invalid SACK and DSACK +==================== +When a SACK (or DSACK) block is invalid, a corresponding counter would +be updated. The validation method is base on the start/end sequence +number of the SACK block. For more details, please refer the comment +of the function tcp_is_sackblock_valid in the kernel source code. A +SACK option could have up to 4 blocks, they are checked +individually. E.g., if 3 blocks of a SACk is invalid, the +corresponding counter would be updated 3 times. The comment of the +`Add counters for discarded SACK blocks`_ patch has additional +explaination: + +.. _Add counters for discarded SACK blocks: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=18f02545a9a16c9a89778b91a162ad16d510bb32 + +* TcpExtTCPSACKDiscard +This counter indicates how many SACK blocks are invalid. If the invalid +SACK block is caused by ACK recording, the TCP stack will only ignore +it and won't update this counter. + +* TcpExtTCPDSACKIgnoredOld and TcpExtTCPDSACKIgnoredNoUndo +When a DSACK block is invalid, one of these two counters would be +updated. Which counter will be updated depends on the undo_marker flag +of the TCP socket. If the undo_marker is not set, the TCP stack isn't +likely to re-transmit any packets, and we still receive an invalid +DSACK block, the reason might be that the packet is duplicated in the +middle of the network. In such scenario, TcpExtTCPDSACKIgnoredNoUndo +will be updated. If the undo_marker is set, TcpExtTCPDSACKIgnoredOld +will be updated. As implied in its name, it might be an old packet. + +SACK shift +========= +The linux networking stack stores data in sk_buff struct (skb for +short). If a SACK block acrosses multiple skb, the TCP stack will try +to re-arrange data in these skb. E.g. if a SACK block acknowledges seq +10 to 15, skb1 has seq 10 to 13, skb2 has seq 14 to 20. The seq 14 and +15 in skb2 would be moved to skb1. This operation is 'shift'. If a +SACK block acknowledges seq 10 to 20, skb1 has seq 10 to 13, skb2 has +seq 14 to 20. All data in skb2 will be moved to skb1, and skb2 will be +discard, this operation is 'merge'. + +* TcpExtTCPSackShifted +A skb is shifted + +* TcpExtTCPSackMerged +A skb is merged + +* TcpExtTCPSackShiftFallback +A skb should be shifted or merged, but the TCP stack doesn't do it for +some reasons. + TCP out of order =============== * TcpExtTCPOFOQueue @@ -662,6 +728,60 @@ unacknowledged number (more strict than `RFC 5961 section 5.2`_). .. _RFC 5961 section 4.2: https://tools.ietf.org/html/rfc5961#page-9 .. _RFC 5961 section 5.2: https://tools.ietf.org/html/rfc5961#page-11 +TCP receive window +================= +* TcpExtTCPWantZeroWindowAdv +Depending on current memory usage, the TCP stack tries to set receive +window to zero. But the receive window might still be a no-zero +value. For example, if the previous window size is 10, and the TCP +stack receives 3 bytes, the current window size would be 7 even if the +window size calculated by the memory usage is zero. + +* TcpExtTCPToZeroWindowAdv +The TCP receive window is set to zero from a no-zero value. + +* TcpExtTCPFromZeroWindowAdv +The TCP receive window is set to no-zero value from zero. + + +Delayed ACK +========== +The TCP Delayed ACK is a technique which is used for reducing the +packet count in the network. For more details, please refer the +`Delayed ACK wiki`_ + +.. _Delayed ACK wiki: https://en.wikipedia.org/wiki/TCP_delayed_acknowledgment + +* TcpExtDelayedACKs +A delayed ACK timer expires. The TCP stack will send a pure ACK packet +and exit the delayed ACK mode. + +* TcpExtDelayedACKLocked +A delayed ACK timer expires, but the TCP stack can't send an ACK +immediately due to the socket is locked by a userspace program. The +TCP stack will send a pure ACK later (after the userspace program +unlock the socket). When the TCP stack sends the pure ACK later, the +TCP stack will also update TcpExtDelayedACKs and exit the delayed ACK +mode. + +* TcpExtDelayedACKLost +It will be updated when the TCP stack receives a packet which has been +ACKed. A Delayed ACK loss might cause this issue, but it would also be +triggered by other reasons, such as a packet is duplicated in the +network. + +Tail Loss Probe (TLP) +=================== +TLP is an algorithm which is used to detect TCP packet loss. For more +details, please refer the `TLP paper`_. + +.. _TLP paper: https://tools.ietf.org/html/draft-dukkipati-tcpm-tcp-loss-probe-01 + +* TcpExtTCPLossProbes +A TLP probe packet is sent. + +* TcpExtTCPLossProbeRecovery +A packet loss is detected and recovered by TLP. examples ======= diff --git a/Documentation/networking/timestamping.txt b/Documentation/networking/timestamping.txt index 1be0b6f9e0cb..9d1432e0aaa8 100644 --- a/Documentation/networking/timestamping.txt +++ b/Documentation/networking/timestamping.txt @@ -417,7 +417,7 @@ is again deprecated and ts[2] holds a hardware timestamp if set. Hardware time stamping must also be initialized for each device driver that is expected to do hardware time stamping. The parameter is defined in -/include/linux/net_tstamp.h as: +include/uapi/linux/net_tstamp.h as: struct hwtstamp_config { int flags; /* no flags defined right now, must be zero */ @@ -487,7 +487,7 @@ enum { HWTSTAMP_FILTER_PTP_V1_L4_EVENT, /* for the complete list of values, please check - * the include file /include/linux/net_tstamp.h + * the include file include/uapi/linux/net_tstamp.h */ }; diff --git a/MAINTAINERS b/MAINTAINERS index 4d04cebb4a71..e094ccf1537b 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3471,10 +3471,9 @@ F: drivers/i2c/busses/i2c-octeon* F: drivers/i2c/busses/i2c-thunderx* CAVIUM LIQUIDIO NETWORK DRIVER -M: Derek Chickles <derek.chickles@caviumnetworks.com> -M: Satanand Burla <satananda.burla@caviumnetworks.com> -M: Felix Manlunas <felix.manlunas@caviumnetworks.com> -M: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com> +M: Derek Chickles <dchickles@marvell.com> +M: Satanand Burla <sburla@marvell.com> +M: Felix Manlunas <fmanlunas@marvell.com> L: netdev@vger.kernel.org W: http://www.cavium.com S: Supported @@ -3979,6 +3978,7 @@ F: drivers/cpufreq/arm_big_little.c CPU POWER MONITORING SUBSYSTEM M: Thomas Renninger <trenn@suse.com> M: Shuah Khan <shuah@kernel.org> +M: Shuah Khan <skhan@linuxfoundation.org> L: linux-pm@vger.kernel.org S: Maintained F: tools/power/cpupower/ @@ -8259,6 +8259,7 @@ F: include/uapi/linux/sunrpc/ KERNEL SELFTEST FRAMEWORK M: Shuah Khan <shuah@kernel.org> +M: Shuah Khan <skhan@linuxfoundation.org> L: linux-kselftest@vger.kernel.org T: git git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git Q: https://patchwork.kernel.org/project/linux-kselftest/list/ @@ -15842,6 +15843,7 @@ F: drivers/usb/common/usb-otg-fsm.c USB OVER IP DRIVER M: Valentina Manea <valentina.manea.m@gmail.com> M: Shuah Khan <shuah@kernel.org> +M: Shuah Khan <skhan@linuxfoundation.org> L: linux-usb@vger.kernel.org S: Maintained F: Documentation/usb/usbip_protocol.txt @@ -2,7 +2,7 @@ VERSION = 5 PATCHLEVEL = 0 SUBLEVEL = 0 -EXTRAVERSION = -rc2 +EXTRAVERSION = -rc3 NAME = Shy Crocodile # *DOCUMENTATION* @@ -955,6 +955,7 @@ ifdef CONFIG_STACK_VALIDATION endif endif +PHONY += prepare0 ifeq ($(KBUILD_EXTMOD),) core-y += kernel/ certs/ mm/ fs/ ipc/ security/ crypto/ block/ @@ -1061,8 +1062,7 @@ scripts: scripts_basic scripts_dtc # archprepare is used in arch Makefiles and when processed asm symlink, # version.h and scripts_basic is processed / created. -# Listed in dependency order -PHONY += prepare archprepare prepare0 prepare1 prepare2 prepare3 +PHONY += prepare archprepare prepare1 prepare2 prepare3 # prepare3 is used to check if we are building in a separate output directory, # and if so do: @@ -1360,11 +1360,11 @@ mrproper: rm-dirs := $(wildcard $(MRPROPER_DIRS)) mrproper: rm-files := $(wildcard $(MRPROPER_FILES)) mrproper-dirs := $(addprefix _mrproper_,scripts) -PHONY += $(mrproper-dirs) mrproper archmrproper +PHONY += $(mrproper-dirs) mrproper $(mrproper-dirs): $(Q)$(MAKE) $(clean)=$(patsubst _mrproper_%,%,$@) -mrproper: clean archmrproper $(mrproper-dirs) +mrproper: clean $(mrproper-dirs) $(call cmd,rmdirs) $(call cmd,rmfiles) diff --git a/arch/arc/include/asm/Kbuild b/arch/arc/include/asm/Kbuild index feed50ce89fa..caa270261521 100644 --- a/arch/arc/include/asm/Kbuild +++ b/arch/arc/include/asm/Kbuild @@ -3,23 +3,19 @@ generic-y += bugs.h generic-y += compat.h generic-y += device.h generic-y += div64.h -generic-y += dma-mapping.h generic-y += emergency-restart.h generic-y += extable.h -generic-y += fb.h generic-y += ftrace.h generic-y += hardirq.h generic-y += hw_irq.h generic-y += irq_regs.h generic-y += irq_work.h -generic-y += kmap_types.h generic-y += local.h generic-y += local64.h generic-y += mcs_spinlock.h generic-y += mm-arch-hooks.h generic-y += msi.h generic-y += parport.h -generic-y += pci.h generic-y += percpu.h generic-y += preempt.h generic-y += topology.h diff --git a/arch/arc/include/asm/arcregs.h b/arch/arc/include/asm/arcregs.h index 49bfbd879caa..f1b86cef0905 100644 --- a/arch/arc/include/asm/arcregs.h +++ b/arch/arc/include/asm/arcregs.h @@ -216,6 +216,14 @@ struct bcr_fp_arcv2 { #endif }; +struct bcr_actionpoint { +#ifdef CONFIG_CPU_BIG_ENDIAN + unsigned int pad:21, min:1, num:2, ver:8; +#else + unsigned int ver:8, num:2, min:1, pad:21; +#endif +}; + #include <soc/arc/timers.h> struct bcr_bpu_arcompact { @@ -283,7 +291,7 @@ struct cpuinfo_arc_cache { }; struct cpuinfo_arc_bpu { - unsigned int ver, full, num_cache, num_pred; + unsigned int ver, full, num_cache, num_pred, ret_stk; }; struct cpuinfo_arc_ccm { @@ -302,7 +310,7 @@ struct cpuinfo_arc { struct { unsigned int swap:1, norm:1, minmax:1, barrel:1, crc:1, swape:1, pad1:2, fpu_sp:1, fpu_dp:1, dual:1, dual_enb:1, pad2:4, - debug:1, ap:1, smart:1, rtt:1, pad3:4, + ap_num:4, ap_full:1, smart:1, rtt:1, pad3:1, timer0:1, timer1:1, rtc:1, gfrc:1, pad4:4; } extn; struct bcr_mpy extn_mpy; diff --git a/arch/arc/include/asm/bitops.h b/arch/arc/include/asm/bitops.h index ee9246184033..202b74c339f0 100644 --- a/arch/arc/include/asm/bitops.h +++ b/arch/arc/include/asm/bitops.h @@ -340,7 +340,7 @@ static inline __attribute__ ((const)) int __fls(unsigned long x) /* * __ffs: Similar to ffs, but zero based (0-31) */ -static inline __attribute__ ((const)) int __ffs(unsigned long word) +static inline __attribute__ ((const)) unsigned long __ffs(unsigned long word) { if (!word) return word; @@ -400,9 +400,9 @@ static inline __attribute__ ((const)) int ffs(unsigned long x) /* * __ffs: Similar to ffs, but zero based (0-31) */ -static inline __attribute__ ((const)) int __ffs(unsigned long x) +static inline __attribute__ ((const)) unsigned long __ffs(unsigned long x) { - int n; + unsigned long n; asm volatile( " ffs.f %0, %1 \n" /* 0:31; 31(Z) if src 0 */ diff --git a/arch/arc/include/asm/perf_event.h b/arch/arc/include/asm/perf_event.h index 9185541035cc..6958545390f0 100644 --- a/arch/arc/include/asm/perf_event.h +++ b/arch/arc/include/asm/perf_event.h @@ -103,7 +103,8 @@ static const char * const arc_pmu_ev_hw_map[] = { /* counts condition */ [PERF_COUNT_HW_INSTRUCTIONS] = "iall", - [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = "ijmp", /* Excludes ZOL jumps */ + /* All jump instructions that are taken */ + [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = "ijmptak", [PERF_COUNT_ARC_BPOK] = "bpok", /* NP-NT, PT-T, PNT-NT */ #ifdef CONFIG_ISA_ARCV2 [PERF_COUNT_HW_BRANCH_MISSES] = "bpmp", diff --git a/arch/arc/kernel/perf_event.c b/arch/arc/kernel/perf_event.c index 8aec462d90fb..861a8aea51f9 100644 --- a/arch/arc/kernel/perf_event.c +++ b/arch/arc/kernel/perf_event.c @@ -1,15 +1,10 @@ -/* - * Linux performance counter support for ARC700 series - * - * Copyright (C) 2013-2015 Synopsys, Inc. (www.synopsys.com) - * - * This code is inspired by the perf support of various other architectures. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ +// SPDX-License-Identifier: GPL-2.0+ +// +// Linux performance counter support for ARC CPUs. +// This code is inspired by the perf support of various other architectures. +// +// Copyright (C) 2013-2018 Synopsys, Inc. (www.synopsys.com) + #include <linux/errno.h> #include <linux/interrupt.h> #include <linux/module.h> @@ -19,12 +14,31 @@ #include <asm/arcregs.h> #include <asm/stacktrace.h> +/* HW holds 8 symbols + one for null terminator */ +#define ARCPMU_EVENT_NAME_LEN 9 + +enum arc_pmu_attr_groups { + ARCPMU_ATTR_GR_EVENTS, + ARCPMU_ATTR_GR_FORMATS, + ARCPMU_NR_ATTR_GR +}; + +struct arc_pmu_raw_event_entry { + char name[ARCPMU_EVENT_NAME_LEN]; +}; + struct arc_pmu { struct pmu pmu; unsigned int irq; int n_counters; + int n_events; u64 max_period; int ev_hw_idx[PERF_COUNT_ARC_HW_MAX]; + + struct arc_pmu_raw_event_entry *raw_entry; + struct attribute **attrs; + struct perf_pmu_events_attr *attr; + const struct attribute_group *attr_groups[ARCPMU_NR_ATTR_GR + 1]; }; struct arc_pmu_cpu { @@ -49,6 +63,7 @@ static int callchain_trace(unsigned int addr, void *data) { struct arc_callchain_trace *ctrl = data; struct perf_callchain_entry_ctx *entry = ctrl->perf_stuff; + perf_callchain_store(entry, addr); if (ctrl->depth++ < 3) @@ -57,8 +72,8 @@ static int callchain_trace(unsigned int addr, void *data) return -1; } -void -perf_callchain_kernel(struct perf_callchain_entry_ctx *entry, struct pt_regs *regs) +void perf_callchain_kernel(struct perf_callchain_entry_ctx *entry, + struct pt_regs *regs) { struct arc_callchain_trace ctrl = { .depth = 0, @@ -68,8 +83,8 @@ perf_callchain_kernel(struct perf_callchain_entry_ctx *entry, struct pt_regs *re arc_unwind_core(NULL, regs, callchain_trace, &ctrl); } -void -perf_callchain_user(struct perf_callchain_entry_ctx *entry, struct pt_regs *regs) +void perf_callchain_user(struct perf_callchain_entry_ctx *entry, + struct pt_regs *regs) { /* * User stack can't be unwound trivially with kernel dwarf unwinder @@ -82,10 +97,10 @@ static struct arc_pmu *arc_pmu; static DEFINE_PER_CPU(struct arc_pmu_cpu, arc_pmu_cpu); /* read counter #idx; note that counter# != event# on ARC! */ -static uint64_t arc_pmu_read_counter(int idx) +static u64 arc_pmu_read_counter(int idx) { - uint32_t tmp; - uint64_t result; + u32 tmp; + u64 result; /* * ARC supports making 'snapshots' of the counters, so we don't @@ -94,7 +109,7 @@ static uint64_t arc_pmu_read_counter(int idx) write_aux_reg(ARC_REG_PCT_INDEX, idx); tmp = read_aux_reg(ARC_REG_PCT_CONTROL); write_aux_reg(ARC_REG_PCT_CONTROL, tmp | ARC_REG_PCT_CONTROL_SN); - result = (uint64_t) (read_aux_reg(ARC_REG_PCT_SNAPH)) << 32; + result = (u64) (read_aux_reg(ARC_REG_PCT_SNAPH)) << 32; result |= read_aux_reg(ARC_REG_PCT_SNAPL); return result; @@ -103,9 +118,9 @@ static uint64_t arc_pmu_read_counter(int idx) static void arc_perf_event_update(struct perf_event *event, struct hw_perf_event *hwc, int idx) { - uint64_t prev_raw_count = local64_read(&hwc->prev_count); - uint64_t new_raw_count = arc_pmu_read_counter(idx); - int64_t delta = new_raw_count - prev_raw_count; + u64 prev_raw_count = local64_read(&hwc->prev_count); + u64 new_raw_count = arc_pmu_read_counter(idx); + s64 delta = new_raw_count - prev_raw_count; /* * We aren't afraid of hwc->prev_count changing beneath our feet @@ -155,7 +170,7 @@ static int arc_pmu_event_init(struct perf_event *event) int ret; if (!is_sampling_event(event)) { - hwc->sample_period = arc_pmu->max_period; + hwc->sample_period = arc_pmu->max_period; hwc->last_period = hwc->sample_period; local64_set(&hwc->period_left, hwc->sample_period); } @@ -192,6 +207,18 @@ static int arc_pmu_event_init(struct perf_event *event) pr_debug("init cache event with h/w %08x \'%s\'\n", (int)hwc->config, arc_pmu_ev_hw_map[ret]); return 0; + + case PERF_TYPE_RAW: + if (event->attr.config >= arc_pmu->n_events) + return -ENOENT; + + hwc->config |= event->attr.config; + pr_debug("init raw event with idx %lld \'%s\'\n", + event->attr.config, + arc_pmu->raw_entry[event->attr.config].name); + + return 0; + default: return -ENOENT; } @@ -200,7 +227,7 @@ static int arc_pmu_event_init(struct perf_event *event) /* starts all counters */ static void arc_pmu_enable(struct pmu *pmu) { - uint32_t tmp; + u32 tmp; tmp = read_aux_reg(ARC_REG_PCT_CONTROL); write_aux_reg(ARC_REG_PCT_CONTROL, (tmp & 0xffff0000) | 0x1); } @@ -208,7 +235,7 @@ static void arc_pmu_enable(struct pmu *pmu) /* stops all counters */ static void arc_pmu_disable(struct pmu *pmu) { - uint32_t tmp; + u32 tmp; tmp = read_aux_reg(ARC_REG_PCT_CONTROL); write_aux_reg(ARC_REG_PCT_CONTROL, (tmp & 0xffff0000) | 0x0); } @@ -228,7 +255,7 @@ static int arc_pmu_event_set_period(struct perf_event *event) local64_set(&hwc->period_left, left); hwc->last_period = period; overflow = 1; - } else if (unlikely(left <= 0)) { + } else if (unlikely(left <= 0)) { /* left underflowed by less than period. */ left += period; local64_set(&hwc->period_left, left); @@ -246,8 +273,8 @@ static int arc_pmu_event_set_period(struct perf_event *event) write_aux_reg(ARC_REG_PCT_INDEX, idx); /* Write value */ - write_aux_reg(ARC_REG_PCT_COUNTL, (u32)value); - write_aux_reg(ARC_REG_PCT_COUNTH, (value >> 32)); + write_aux_reg(ARC_REG_PCT_COUNTL, lower_32_bits(value)); + write_aux_reg(ARC_REG_PCT_COUNTH, upper_32_bits(value)); perf_event_update_userpage(event); @@ -277,7 +304,7 @@ static void arc_pmu_start(struct perf_event *event, int flags) /* Enable interrupt for this counter */ if (is_sampling_event(event)) write_aux_reg(ARC_REG_PCT_INT_CTRL, - read_aux_reg(ARC_REG_PCT_INT_CTRL) | (1 << idx)); + read_aux_reg(ARC_REG_PCT_INT_CTRL) | BIT(idx)); /* enable ARC pmu here */ write_aux_reg(ARC_REG_PCT_INDEX, idx); /* counter # */ @@ -295,9 +322,9 @@ static void arc_pmu_stop(struct perf_event *event, int flags) * Reset interrupt flag by writing of 1. This is required * to make sure pending interrupt was not left. */ - write_aux_reg(ARC_REG_PCT_INT_ACT, 1 << idx); + write_aux_reg(ARC_REG_PCT_INT_ACT, BIT(idx)); write_aux_reg(ARC_REG_PCT_INT_CTRL, - read_aux_reg(ARC_REG_PCT_INT_CTRL) & ~(1 << idx)); + read_aux_reg(ARC_REG_PCT_INT_CTRL) & ~BIT(idx)); } if (!(event->hw.state & PERF_HES_STOPPED)) { @@ -349,9 +376,10 @@ static int arc_pmu_add(struct perf_event *event, int flags) if (is_sampling_event(event)) { /* Mimic full counter overflow as other arches do */ - write_aux_reg(ARC_REG_PCT_INT_CNTL, (u32)arc_pmu->max_period); + write_aux_reg(ARC_REG_PCT_INT_CNTL, + lower_32_bits(arc_pmu->max_period)); write_aux_reg(ARC_REG_PCT_INT_CNTH, - (arc_pmu->max_period >> 32)); + upper_32_bits(arc_pmu->max_period)); } write_aux_reg(ARC_REG_PCT_CONFIG, 0); @@ -392,7 +420,7 @@ static irqreturn_t arc_pmu_intr(int irq, void *dev) idx = __ffs(active_ints); /* Reset interrupt flag by writing of 1 */ - write_aux_reg(ARC_REG_PCT_INT_ACT, 1 << idx); + write_aux_reg(ARC_REG_PCT_INT_ACT, BIT(idx)); /* * On reset of "interrupt active" bit corresponding @@ -400,7 +428,7 @@ static irqreturn_t arc_pmu_intr(int irq, void *dev) * Now we need to re-enable interrupt for the counter. */ write_aux_reg(ARC_REG_PCT_INT_CTRL, - read_aux_reg(ARC_REG_PCT_INT_CTRL) | (1 << idx)); + read_aux_reg(ARC_REG_PCT_INT_CTRL) | BIT(idx)); event = pmu_cpu->act_counter[idx]; hwc = &event->hw; @@ -414,7 +442,7 @@ static irqreturn_t arc_pmu_intr(int irq, void *dev) arc_pmu_stop(event, 0); } - active_ints &= ~(1U << idx); + active_ints &= ~BIT(idx); } while (active_ints); done: @@ -441,19 +469,108 @@ static void arc_cpu_pmu_irq_init(void *data) write_aux_reg(ARC_REG_PCT_INT_ACT, 0xffffffff); } +/* Event field occupies the bottom 15 bits of our config field */ +PMU_FORMAT_ATTR(event, "config:0-14"); +static struct attribute *arc_pmu_format_attrs[] = { + &format_attr_event.attr, + NULL, +}; + +static struct attribute_group arc_pmu_format_attr_gr = { + .name = "format", + .attrs = arc_pmu_format_attrs, +}; + +static ssize_t arc_pmu_events_sysfs_show(struct device *dev, + struct device_attribute *attr, + char *page) +{ + struct perf_pmu_events_attr *pmu_attr; + + pmu_attr = container_of(attr, struct perf_pmu_events_attr, attr); + return sprintf(page, "event=0x%04llx\n", pmu_attr->id); +} + +/* + * We don't add attrs here as we don't have pre-defined list of perf events. + * We will generate and add attrs dynamically in probe() after we read HW + * configuration. + */ +static struct attribute_group arc_pmu_events_attr_gr = { + .name = "events", +}; + +static void arc_pmu_add_raw_event_attr(int j, char *str) +{ + memmove(arc_pmu->raw_entry[j].name, str, ARCPMU_EVENT_NAME_LEN - 1); + arc_pmu->attr[j].attr.attr.name = arc_pmu->raw_entry[j].name; + arc_pmu->attr[j].attr.attr.mode = VERIFY_OCTAL_PERMISSIONS(0444); + arc_pmu->attr[j].attr.show = arc_pmu_events_sysfs_show; + arc_pmu->attr[j].id = j; + arc_pmu->attrs[j] = &(arc_pmu->attr[j].attr.attr); +} + +static int arc_pmu_raw_alloc(struct device *dev) +{ + arc_pmu->attr = devm_kmalloc_array(dev, arc_pmu->n_events + 1, + sizeof(*arc_pmu->attr), GFP_KERNEL | __GFP_ZERO); + if (!arc_pmu->attr) + return -ENOMEM; + + arc_pmu->attrs = devm_kmalloc_array(dev, arc_pmu->n_events + 1, + sizeof(*arc_pmu->attrs), GFP_KERNEL | __GFP_ZERO); + if (!arc_pmu->attrs) + return -ENOMEM; + + arc_pmu->raw_entry = devm_kmalloc_array(dev, arc_pmu->n_events, + sizeof(*arc_pmu->raw_entry), GFP_KERNEL | __GFP_ZERO); + if (!arc_pmu->raw_entry) + return -ENOMEM; + + return 0; +} + +static inline bool event_in_hw_event_map(int i, char *name) +{ + if (!arc_pmu_ev_hw_map[i]) + return false; + + if (!strlen(arc_pmu_ev_hw_map[i])) + return false; + + if (strcmp(arc_pmu_ev_hw_map[i], name)) + return false; + + return true; +} + +static void arc_pmu_map_hw_event(int j, char *str) +{ + int i; + + /* See if HW condition has been mapped to a perf event_id */ + for (i = 0; i < ARRAY_SIZE(arc_pmu_ev_hw_map); i++) { + if (event_in_hw_event_map(i, str)) { + pr_debug("mapping perf event %2d to h/w event \'%8s\' (idx %d)\n", + i, str, j); + arc_pmu->ev_hw_idx[i] = j; + } + } +} + static int arc_pmu_device_probe(struct platform_device *pdev) { struct arc_reg_pct_build pct_bcr; struct arc_reg_cc_build cc_bcr; - int i, j, has_interrupts; + int i, has_interrupts; int counter_size; /* in bits */ union cc_name { struct { - uint32_t word0, word1; + u32 word0, word1; char sentinel; } indiv; - char str[9]; + char str[ARCPMU_EVENT_NAME_LEN]; } cc_name; @@ -463,15 +580,22 @@ static int arc_pmu_device_probe(struct platform_device *pdev) return -ENODEV; } BUILD_BUG_ON(ARC_PERF_MAX_COUNTERS > 32); - BUG_ON(pct_bcr.c > ARC_PERF_MAX_COUNTERS); + if (WARN_ON(pct_bcr.c > ARC_PERF_MAX_COUNTERS)) + return -EINVAL; READ_BCR(ARC_REG_CC_BUILD, cc_bcr); - BUG_ON(!cc_bcr.v); /* Counters exist but No countable conditions ? */ + if (WARN(!cc_bcr.v, "Counters exist but No countable conditions?")) + return -EINVAL; arc_pmu = devm_kzalloc(&pdev->dev, sizeof(struct arc_pmu), GFP_KERNEL); if (!arc_pmu) return -ENOMEM; + arc_pmu->n_events = cc_bcr.c; + + if (arc_pmu_raw_alloc(&pdev->dev)) + return -ENOMEM; + has_interrupts = is_isa_arcv2() ? pct_bcr.i : 0; arc_pmu->n_counters = pct_bcr.c; @@ -481,30 +605,26 @@ static int arc_pmu_device_probe(struct platform_device *pdev) pr_info("ARC perf\t: %d counters (%d bits), %d conditions%s\n", arc_pmu->n_counters, counter_size, cc_bcr.c, - has_interrupts ? ", [overflow IRQ support]":""); + has_interrupts ? ", [overflow IRQ support]" : ""); - cc_name.str[8] = 0; + cc_name.str[ARCPMU_EVENT_NAME_LEN - 1] = 0; for (i = 0; i < PERF_COUNT_ARC_HW_MAX; i++) arc_pmu->ev_hw_idx[i] = -1; /* loop thru all available h/w condition indexes */ - for (j = 0; j < cc_bcr.c; j++) { - write_aux_reg(ARC_REG_CC_INDEX, j); + for (i = 0; i < cc_bcr.c; i++) { + write_aux_reg(ARC_REG_CC_INDEX, i); cc_name.indiv.word0 = read_aux_reg(ARC_REG_CC_NAME0); cc_name.indiv.word1 = read_aux_reg(ARC_REG_CC_NAME1); - /* See if it has been mapped to a perf event_id */ - for (i = 0; i < ARRAY_SIZE(arc_pmu_ev_hw_map); i++) { - if (arc_pmu_ev_hw_map[i] && - !strcmp(arc_pmu_ev_hw_map[i], cc_name.str) && - strlen(arc_pmu_ev_hw_map[i])) { - pr_debug("mapping perf event %2d to h/w event \'%8s\' (idx %d)\n", - i, cc_name.str, j); - arc_pmu->ev_hw_idx[i] = j; - } - } + arc_pmu_map_hw_event(i, cc_name.str); + arc_pmu_add_raw_event_attr(i, cc_name.str); } + arc_pmu_events_attr_gr.attrs = arc_pmu->attrs; + arc_pmu->attr_groups[ARCPMU_ATTR_GR_EVENTS] = &arc_pmu_events_attr_gr; + arc_pmu->attr_groups[ARCPMU_ATTR_GR_FORMATS] = &arc_pmu_format_attr_gr; + arc_pmu->pmu = (struct pmu) { .pmu_enable = arc_pmu_enable, .pmu_disable = arc_pmu_disable, @@ -514,6 +634,7 @@ static int arc_pmu_device_probe(struct platform_device *pdev) .start = arc_pmu_start, .stop = arc_pmu_stop, .read = arc_pmu_read, + .attr_groups = arc_pmu->attr_groups, }; if (has_interrupts) { @@ -535,17 +656,19 @@ static int arc_pmu_device_probe(struct platform_device *pdev) } else arc_pmu->pmu.capabilities |= PERF_PMU_CAP_NO_INTERRUPT; - return perf_pmu_register(&arc_pmu->pmu, pdev->name, PERF_TYPE_RAW); + /* + * perf parser doesn't really like '-' symbol in events name, so let's + * use '_' in arc pct name as it goes to kernel PMU event prefix. + */ + return perf_pmu_register(&arc_pmu->pmu, "arc_pct", PERF_TYPE_RAW); } -#ifdef CONFIG_OF static const struct of_device_id arc_pmu_match[] = { { .compatible = "snps,arc700-pct" }, { .compatible = "snps,archs-pct" }, {}, }; MODULE_DEVICE_TABLE(of, arc_pmu_match); -#endif static struct platform_driver arc_pmu_driver = { .driver = { diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c index 2e018b8c2e19..feb90093e6b1 100644 --- a/arch/arc/kernel/setup.c +++ b/arch/arc/kernel/setup.c @@ -123,6 +123,7 @@ static void read_arc_build_cfg_regs(void) struct cpuinfo_arc *cpu = &cpuinfo_arc700[smp_processor_id()]; const struct id_to_str *tbl; struct bcr_isa_arcv2 isa; + struct bcr_actionpoint ap; FIX_PTR(cpu); @@ -195,6 +196,7 @@ static void read_arc_build_cfg_regs(void) cpu->bpu.full = bpu.ft; cpu->bpu.num_cache = 256 << bpu.bce; cpu->bpu.num_pred = 2048 << bpu.pte; + cpu->bpu.ret_stk = 4 << bpu.rse; if (cpu->core.family >= 0x54) { unsigned int exec_ctrl; @@ -207,8 +209,11 @@ static void read_arc_build_cfg_regs(void) } } - READ_BCR(ARC_REG_AP_BCR, bcr); - cpu->extn.ap = bcr.ver ? 1 : 0; + READ_BCR(ARC_REG_AP_BCR, ap); + if (ap.ver) { + cpu->extn.ap_num = 2 << ap.num; + cpu->extn.ap_full = !!ap.min; + } READ_BCR(ARC_REG_SMART_BCR, bcr); cpu->extn.smart = bcr.ver ? 1 : 0; @@ -216,8 +221,6 @@ static void read_arc_build_cfg_regs(void) READ_BCR(ARC_REG_RTT_BCR, bcr); cpu->extn.rtt = bcr.ver ? 1 : 0; - cpu->extn.debug = cpu->extn.ap | cpu->extn.smart | cpu->extn.rtt; - READ_BCR(ARC_REG_ISA_CFG_BCR, isa); /* some hacks for lack of feature BCR info in old ARC700 cores */ @@ -299,10 +302,10 @@ static char *arc_cpu_mumbojumbo(int cpu_id, char *buf, int len) if (cpu->bpu.ver) n += scnprintf(buf + n, len - n, - "BPU\t\t: %s%s match, cache:%d, Predict Table:%d", + "BPU\t\t: %s%s match, cache:%d, Predict Table:%d Return stk: %d", IS_AVAIL1(cpu->bpu.full, "full"), IS_AVAIL1(!cpu->bpu.full, "partial"), - cpu->bpu.num_cache, cpu->bpu.num_pred); + cpu->bpu.num_cache, cpu->bpu.num_pred, cpu->bpu.ret_stk); if (is_isa_arcv2()) { struct bcr_lpb lpb; @@ -336,11 +339,17 @@ static char *arc_extn_mumbojumbo(int cpu_id, char *buf, int len) IS_AVAIL1(cpu->extn.fpu_sp, "SP "), IS_AVAIL1(cpu->extn.fpu_dp, "DP ")); - if (cpu->extn.debug) - n += scnprintf(buf + n, len - n, "DEBUG\t\t: %s%s%s\n", - IS_AVAIL1(cpu->extn.ap, "ActionPoint "), + if (cpu->extn.ap_num | cpu->extn.smart | cpu->extn.rtt) { + n += scnprintf(buf + n, len - n, "DEBUG\t\t: %s%s", IS_AVAIL1(cpu->extn.smart, "smaRT "), IS_AVAIL1(cpu->extn.rtt, "RTT ")); + if (cpu->extn.ap_num) { + n += scnprintf(buf + n, len - n, "ActionPoint %d/%s", + cpu->extn.ap_num, + cpu->extn.ap_full ? "full":"min"); + } + n += scnprintf(buf + n, len - n, "\n"); + } if (cpu->dccm.sz || cpu->iccm.sz) n += scnprintf(buf + n, len - n, "Extn [CCM]\t: DCCM @ %x, %d KB / ICCM: @ %x, %d KB\n", diff --git a/arch/arc/kernel/troubleshoot.c b/arch/arc/kernel/troubleshoot.c index e8d9fb452346..215f515442e0 100644 --- a/arch/arc/kernel/troubleshoot.c +++ b/arch/arc/kernel/troubleshoot.c @@ -18,6 +18,8 @@ #include <asm/arcregs.h> #include <asm/irqflags.h> +#define ARC_PATH_MAX 256 + /* * Common routine to print scratch regs (r0-r12) or callee regs (r13-r25) * -Prints 3 regs per line and a CR. @@ -58,11 +60,12 @@ static void show_callee_regs(struct callee_regs *cregs) print_reg_file(&(cregs->r13), 13); } -static void print_task_path_n_nm(struct task_struct *tsk, char *buf) +static void print_task_path_n_nm(struct task_struct *tsk) { char *path_nm = NULL; struct mm_struct *mm; struct file *exe_file; + char buf[ARC_PATH_MAX]; mm = get_task_mm(tsk); if (!mm) @@ -72,7 +75,7 @@ static void print_task_path_n_nm(struct task_struct *tsk, char *buf) mmput(mm); if (exe_file) { - path_nm = file_path(exe_file, buf, 255); + path_nm = file_path(exe_file, buf, ARC_PATH_MAX-1); fput(exe_file); } @@ -80,10 +83,9 @@ done: pr_info("Path: %s\n", !IS_ERR(path_nm) ? path_nm : "?"); } -static void show_faulting_vma(unsigned long address, char *buf) +static void show_faulting_vma(unsigned long address) { struct vm_area_struct *vma; - char *nm = buf; struct mm_struct *active_mm = current->active_mm; /* can't use print_vma_addr() yet as it doesn't check for @@ -96,8 +98,11 @@ static void show_faulting_vma(unsigned long address, char *buf) * if the container VMA is not found */ if (vma && (vma->vm_start <= address)) { + char buf[ARC_PATH_MAX]; + char *nm = "?"; + if (vma->vm_file) { - nm = file_path(vma->vm_file, buf, PAGE_SIZE - 1); + nm = file_path(vma->vm_file, buf, ARC_PATH_MAX-1); if (IS_ERR(nm)) nm = "?"; } @@ -173,13 +178,14 @@ void show_regs(struct pt_regs *regs) { struct task_struct *tsk = current; struct callee_regs *cregs; - char *buf; - buf = (char *)__get_free_page(GFP_KERNEL); - if (!buf) - return; + /* + * generic code calls us with preemption disabled, but some calls + * here could sleep, so re-enable to avoid lockdep splat + */ + preempt_enable(); - print_task_path_n_nm(tsk, buf); + print_task_path_n_nm(tsk); show_regs_print_info(KERN_INFO); show_ecr_verbose(regs); @@ -189,7 +195,7 @@ void show_regs(struct pt_regs *regs) (void *)regs->blink, (void *)regs->ret); if (user_mode(regs)) - show_faulting_vma(regs->ret, buf); /* faulting code, not data */ + show_faulting_vma(regs->ret); /* faulting code, not data */ pr_info("[STAT32]: 0x%08lx", regs->status32); @@ -222,7 +228,7 @@ void show_regs(struct pt_regs *regs) if (cregs) show_callee_regs(cregs); - free_page((unsigned long)buf); + preempt_disable(); } void show_kernel_fault_diag(const char *str, struct pt_regs *regs, diff --git a/arch/arc/lib/memset-archs.S b/arch/arc/lib/memset-archs.S index 62ad4bcb841a..f230bb7092fd 100644 --- a/arch/arc/lib/memset-archs.S +++ b/arch/arc/lib/memset-archs.S @@ -7,11 +7,39 @@ */ #include <linux/linkage.h> +#include <asm/cache.h> -#undef PREALLOC_NOT_AVAIL +/* + * The memset implementation below is optimized to use prefetchw and prealloc + * instruction in case of CPU with 64B L1 data cache line (L1_CACHE_SHIFT == 6) + * If you want to implement optimized memset for other possible L1 data cache + * line lengths (32B and 128B) you should rewrite code carefully checking + * we don't call any prefetchw/prealloc instruction for L1 cache lines which + * don't belongs to memset area. + */ + +#if L1_CACHE_SHIFT == 6 + +.macro PREALLOC_INSTR reg, off + prealloc [\reg, \off] +.endm + +.macro PREFETCHW_INSTR reg, off + prefetchw [\reg, \off] +.endm + +#else + +.macro PREALLOC_INSTR +.endm + +.macro PREFETCHW_INSTR +.endm + +#endif ENTRY_CFI(memset) - prefetchw [r0] ; Prefetch the write location + PREFETCHW_INSTR r0, 0 ; Prefetch the first write location mov.f 0, r2 ;;; if size is zero jz.d [blink] @@ -48,11 +76,8 @@ ENTRY_CFI(memset) lpnz @.Lset64bytes ;; LOOP START -#ifdef PREALLOC_NOT_AVAIL - prefetchw [r3, 64] ;Prefetch the next write location -#else - prealloc [r3, 64] -#endif + PREALLOC_INSTR r3, 64 ; alloc next line w/o fetching + #ifdef CONFIG_ARC_HAS_LL64 std.ab r4, [r3, 8] std.ab r4, [r3, 8] @@ -85,7 +110,6 @@ ENTRY_CFI(memset) lsr.f lp_count, r2, 5 ;Last remaining max 124 bytes lpnz .Lset32bytes ;; LOOP START - prefetchw [r3, 32] ;Prefetch the next write location #ifdef CONFIG_ARC_HAS_LL64 std.ab r4, [r3, 8] std.ab r4, [r3, 8] diff --git a/arch/arc/mm/fault.c b/arch/arc/mm/fault.c index a1d723197084..8df1638259f3 100644 --- a/arch/arc/mm/fault.c +++ b/arch/arc/mm/fault.c @@ -141,12 +141,17 @@ good_area: */ fault = handle_mm_fault(vma, address, flags); - /* If Pagefault was interrupted by SIGKILL, exit page fault "early" */ if (fatal_signal_pending(current)) { - if ((fault & VM_FAULT_ERROR) && !(fault & VM_FAULT_RETRY)) - up_read(&mm->mmap_sem); - if (user_mode(regs)) + + /* + * if fault retry, mmap_sem already relinquished by core mm + * so OK to return to user mode (with signal handled first) + */ + if (fault & VM_FAULT_RETRY) { + if (!user_mode(regs)) + goto no_context; return; + } } perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, address); diff --git a/arch/arc/mm/init.c b/arch/arc/mm/init.c index 43bf4c3a1290..e1ab2d7f1d64 100644 --- a/arch/arc/mm/init.c +++ b/arch/arc/mm/init.c @@ -119,7 +119,8 @@ void __init setup_arch_memory(void) */ memblock_add_node(low_mem_start, low_mem_sz, 0); - memblock_reserve(low_mem_start, __pa(_end) - low_mem_start); + memblock_reserve(CONFIG_LINUX_LINK_BASE, + __pa(_end) - CONFIG_LINUX_LINK_BASE); #ifdef CONFIG_BLK_DEV_INITRD if (phys_initrd_size) { diff --git a/arch/arm64/include/asm/cache.h b/arch/arm64/include/asm/cache.h index eb43e09c1980..926434f413fa 100644 --- a/arch/arm64/include/asm/cache.h +++ b/arch/arm64/include/asm/cache.h @@ -60,8 +60,6 @@ #ifdef CONFIG_KASAN_SW_TAGS #define ARCH_SLAB_MINALIGN (1ULL << KASAN_SHADOW_SCALE_SHIFT) -#else -#define ARCH_SLAB_MINALIGN __alignof__(unsigned long long) #endif #ifndef __ASSEMBLY__ diff --git a/arch/arm64/include/asm/mmu.h b/arch/arm64/include/asm/mmu.h index ac352accb3d9..3e8063f4f9d3 100644 --- a/arch/arm64/include/asm/mmu.h +++ b/arch/arm64/include/asm/mmu.h @@ -60,8 +60,11 @@ static inline bool arm64_kernel_use_ng_mappings(void) * later determine that kpti is required, then * kpti_install_ng_mappings() will make them non-global. */ + if (arm64_kernel_unmapped_at_el0()) + return true; + if (!IS_ENABLED(CONFIG_RANDOMIZE_BASE)) - return arm64_kernel_unmapped_at_el0(); + return false; /* * KASLR is enabled so we're going to be enabling kpti on non-broken diff --git a/arch/arm64/kernel/kaslr.c b/arch/arm64/kernel/kaslr.c index f0e6ab8abe9c..ba6b41790fcd 100644 --- a/arch/arm64/kernel/kaslr.c +++ b/arch/arm64/kernel/kaslr.c @@ -14,6 +14,7 @@ #include <linux/sched.h> #include <linux/types.h> +#include <asm/cacheflush.h> #include <asm/fixmap.h> #include <asm/kernel-pgtable.h> #include <asm/memory.h> @@ -43,7 +44,7 @@ static __init u64 get_kaslr_seed(void *fdt) return ret; } -static __init const u8 *get_cmdline(void *fdt) +static __init const u8 *kaslr_get_cmdline(void *fdt) { static __initconst const u8 default_cmdline[] = CONFIG_CMDLINE; @@ -109,7 +110,7 @@ u64 __init kaslr_early_init(u64 dt_phys) * Check if 'nokaslr' appears on the command line, and * return 0 if that is the case. */ - cmdline = get_cmdline(fdt); + cmdline = kaslr_get_cmdline(fdt); str = strstr(cmdline, "nokaslr"); if (str == cmdline || (str > cmdline && *(str - 1) == ' ')) return 0; @@ -169,5 +170,8 @@ u64 __init kaslr_early_init(u64 dt_phys) module_alloc_base += (module_range * (seed & ((1 << 21) - 1))) >> 21; module_alloc_base &= PAGE_MASK; + __flush_dcache_area(&module_alloc_base, sizeof(module_alloc_base)); + __flush_dcache_area(&memstart_offset_seed, sizeof(memstart_offset_seed)); + return offset; } diff --git a/arch/h8300/Makefile b/arch/h8300/Makefile index 4003ddc616e1..f801f3708a89 100644 --- a/arch/h8300/Makefile +++ b/arch/h8300/Makefile @@ -37,8 +37,6 @@ libs-y += arch/$(ARCH)/lib/ boot := arch/h8300/boot -archmrproper: - archclean: $(Q)$(MAKE) $(clean)=$(boot) diff --git a/arch/ia64/Makefile b/arch/ia64/Makefile index 320d86f192ee..171290f9f1de 100644 --- a/arch/ia64/Makefile +++ b/arch/ia64/Makefile @@ -16,8 +16,6 @@ KBUILD_DEFCONFIG := generic_defconfig NM := $(CROSS_COMPILE)nm -B READELF := $(CROSS_COMPILE)readelf -export AWK - CHECKFLAGS += -D__ia64=1 -D__ia64__=1 -D_LP64 -D__LP64__ OBJCOPYFLAGS := --strip-all diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 787290781b8c..0d14f51d0002 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -3155,6 +3155,7 @@ config MIPS32_O32 config MIPS32_N32 bool "Kernel support for n32 binaries" depends on 64BIT + select ARCH_WANT_COMPAT_IPC_PARSE_VERSION select COMPAT select MIPS32_COMPAT select SYSVIPC_COMPAT if SYSVIPC diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c index 6054d49e608e..fe3773539eff 100644 --- a/arch/mips/bcm47xx/setup.c +++ b/arch/mips/bcm47xx/setup.c @@ -173,6 +173,31 @@ void __init plat_mem_setup(void) pm_power_off = bcm47xx_machine_halt; } +#ifdef CONFIG_BCM47XX_BCMA +static struct device * __init bcm47xx_setup_device(void) +{ + struct device *dev; + int err; + + dev = kzalloc(sizeof(*dev), GFP_KERNEL); + if (!dev) + return NULL; + + err = dev_set_name(dev, "bcm47xx_soc"); + if (err) { + pr_err("Failed to set SoC device name: %d\n", err); + kfree(dev); + return NULL; + } + + err = dma_coerce_mask_and_coherent(dev, DMA_BIT_MASK(32)); + if (err) + pr_err("Failed to set SoC DMA mask: %d\n", err); + + return dev; +} +#endif + /* * This finishes bus initialization doing things that were not possible without * kmalloc. Make sure to call it late enough (after mm_init). @@ -183,6 +208,10 @@ void __init bcm47xx_bus_setup(void) if (bcm47xx_bus_type == BCM47XX_BUS_TYPE_BCMA) { int err; + bcm47xx_bus.bcma.dev = bcm47xx_setup_device(); + if (!bcm47xx_bus.bcma.dev) + panic("Failed to setup SoC device\n"); + err = bcma_host_soc_init(&bcm47xx_bus.bcma); if (err) panic("Failed to initialize BCMA bus (err %d)", err); @@ -235,6 +264,8 @@ static int __init bcm47xx_register_bus_complete(void) #endif #ifdef CONFIG_BCM47XX_BCMA case BCM47XX_BUS_TYPE_BCMA: + if (device_register(bcm47xx_bus.bcma.dev)) + pr_err("Failed to register SoC device\n"); bcma_bus_register(&bcm47xx_bus.bcma.bus); break; #endif diff --git a/arch/mips/cavium-octeon/setup.c b/arch/mips/cavium-octeon/setup.c index 2c79ab52977a..8bf43c5a7bc7 100644 --- a/arch/mips/cavium-octeon/setup.c +++ b/arch/mips/cavium-octeon/setup.c @@ -98,7 +98,7 @@ static void octeon_kexec_smp_down(void *ignored) " sync \n" " synci ($0) \n"); - relocated_kexec_smp_wait(NULL); + kexec_reboot(); } #endif diff --git a/arch/mips/configs/ath79_defconfig b/arch/mips/configs/ath79_defconfig index 4e4ec779f182..6f981af67826 100644 --- a/arch/mips/configs/ath79_defconfig +++ b/arch/mips/configs/ath79_defconfig @@ -66,6 +66,7 @@ CONFIG_SERIAL_8250_CONSOLE=y # CONFIG_SERIAL_8250_PCI is not set CONFIG_SERIAL_8250_NR_UARTS=1 CONFIG_SERIAL_8250_RUNTIME_UARTS=1 +CONFIG_SERIAL_OF_PLATFORM=y CONFIG_SERIAL_AR933X=y CONFIG_SERIAL_AR933X_CONSOLE=y # CONFIG_HW_RANDOM is not set diff --git a/arch/mips/include/asm/mach-lantiq/falcon/falcon_irq.h b/arch/mips/include/asm/mach-lantiq/falcon/falcon_irq.h index c6b63a409641..6dd8ad2409dc 100644 --- a/arch/mips/include/asm/mach-lantiq/falcon/falcon_irq.h +++ b/arch/mips/include/asm/mach-lantiq/falcon/falcon_irq.h @@ -18,8 +18,6 @@ #define INT_NUM_EXTRA_START (INT_NUM_IM4_IRL0 + 32) #define INT_NUM_IM_OFFSET (INT_NUM_IM1_IRL0 - INT_NUM_IM0_IRL0) -#define MIPS_CPU_TIMER_IRQ 7 - #define MAX_IM 5 #endif /* _FALCON_IRQ__ */ diff --git a/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h b/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h index 141076325307..0b424214a5e9 100644 --- a/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h +++ b/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h @@ -19,8 +19,6 @@ #define LTQ_DMA_CH0_INT (INT_NUM_IM2_IRL0) -#define MIPS_CPU_TIMER_IRQ 7 - #define MAX_IM 5 #endif diff --git a/arch/mips/jazz/jazzdma.c b/arch/mips/jazz/jazzdma.c index 6256d35dbf4d..bedb5047aff3 100644 --- a/arch/mips/jazz/jazzdma.c +++ b/arch/mips/jazz/jazzdma.c @@ -74,14 +74,15 @@ static int __init vdma_init(void) get_order(VDMA_PGTBL_SIZE)); BUG_ON(!pgtbl); dma_cache_wback_inv((unsigned long)pgtbl, VDMA_PGTBL_SIZE); - pgtbl = (VDMA_PGTBL_ENTRY *)KSEG1ADDR(pgtbl); + pgtbl = (VDMA_PGTBL_ENTRY *)CKSEG1ADDR((unsigned long)pgtbl); /* * Clear the R4030 translation table */ vdma_pgtbl_init(); - r4030_write_reg32(JAZZ_R4030_TRSTBL_BASE, CPHYSADDR(pgtbl)); + r4030_write_reg32(JAZZ_R4030_TRSTBL_BASE, + CPHYSADDR((unsigned long)pgtbl)); r4030_write_reg32(JAZZ_R4030_TRSTBL_LIM, VDMA_PGTBL_SIZE); r4030_write_reg32(JAZZ_R4030_TRSTBL_INV, 0); diff --git a/arch/mips/lantiq/irq.c b/arch/mips/lantiq/irq.c index f0bc3312ed11..6549499eb202 100644 --- a/arch/mips/lantiq/irq.c +++ b/arch/mips/lantiq/irq.c @@ -224,9 +224,11 @@ static struct irq_chip ltq_eiu_type = { .irq_set_type = ltq_eiu_settype, }; -static void ltq_hw_irqdispatch(int module) +static void ltq_hw_irq_handler(struct irq_desc *desc) { + int module = irq_desc_get_irq(desc) - 2; u32 irq; + int hwirq; irq = ltq_icu_r32(module, LTQ_ICU_IM0_IOSR); if (irq == 0) @@ -237,7 +239,8 @@ static void ltq_hw_irqdispatch(int module) * other bits might be bogus */ irq = __fls(irq); - do_IRQ((int)irq + MIPS_CPU_IRQ_CASCADE + (INT_NUM_IM_OFFSET * module)); + hwirq = irq + MIPS_CPU_IRQ_CASCADE + (INT_NUM_IM_OFFSET * module); + generic_handle_irq(irq_linear_revmap(ltq_domain, hwirq)); /* if this is a EBU irq, we need to ack it or get a deadlock */ if ((irq == LTQ_ICU_EBU_IRQ) && (module == 0) && LTQ_EBU_PCC_ISTAT) @@ -245,49 +248,6 @@ static void ltq_hw_irqdispatch(int module) LTQ_EBU_PCC_ISTAT); } -#define DEFINE_HWx_IRQDISPATCH(x) \ - static void ltq_hw ## x ## _irqdispatch(void) \ - { \ - ltq_hw_irqdispatch(x); \ - } -DEFINE_HWx_IRQDISPATCH(0) -DEFINE_HWx_IRQDISPATCH(1) -DEFINE_HWx_IRQDISPATCH(2) -DEFINE_HWx_IRQDISPATCH(3) -DEFINE_HWx_IRQDISPATCH(4) - -#if MIPS_CPU_TIMER_IRQ == 7 -static void ltq_hw5_irqdispatch(void) -{ - do_IRQ(MIPS_CPU_TIMER_IRQ); -} -#else -DEFINE_HWx_IRQDISPATCH(5) -#endif - -static void ltq_hw_irq_handler(struct irq_desc *desc) -{ - ltq_hw_irqdispatch(irq_desc_get_irq(desc) - 2); -} - -asmlinkage void plat_irq_dispatch(void) -{ - unsigned int pending = read_c0_status() & read_c0_cause() & ST0_IM; - int irq; - - if (!pending) { - spurious_interrupt(); - return; - } - - pending >>= CAUSEB_IP; - while (pending) { - irq = fls(pending) - 1; - do_IRQ(MIPS_CPU_IRQ_BASE + irq); - pending &= ~BIT(irq); - } -} - static int icu_map(struct irq_domain *d, unsigned int irq, irq_hw_number_t hw) { struct irq_chip *chip = <q_irq_type; @@ -343,38 +303,13 @@ int __init icu_of_init(struct device_node *node, struct device_node *parent) for (i = 0; i < MAX_IM; i++) irq_set_chained_handler(i + 2, ltq_hw_irq_handler); - if (cpu_has_vint) { - pr_info("Setting up vectored interrupts\n"); - set_vi_handler(2, ltq_hw0_irqdispatch); - set_vi_handler(3, ltq_hw1_irqdispatch); - set_vi_handler(4, ltq_hw2_irqdispatch); - set_vi_handler(5, ltq_hw3_irqdispatch); - set_vi_handler(6, ltq_hw4_irqdispatch); - set_vi_handler(7, ltq_hw5_irqdispatch); - } - ltq_domain = irq_domain_add_linear(node, (MAX_IM * INT_NUM_IM_OFFSET) + MIPS_CPU_IRQ_CASCADE, &irq_domain_ops, 0); -#ifndef CONFIG_MIPS_MT_SMP - set_c0_status(IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | - IE_IRQ3 | IE_IRQ4 | IE_IRQ5); -#else - set_c0_status(IE_SW0 | IE_SW1 | IE_IRQ0 | IE_IRQ1 | - IE_IRQ2 | IE_IRQ3 | IE_IRQ4 | IE_IRQ5); -#endif - /* tell oprofile which irq to use */ ltq_perfcount_irq = irq_create_mapping(ltq_domain, LTQ_PERF_IRQ); - /* - * if the timer irq is not one of the mips irqs we need to - * create a mapping - */ - if (MIPS_CPU_TIMER_IRQ != 7) - irq_create_mapping(ltq_domain, MIPS_CPU_TIMER_IRQ); - /* the external interrupts are optional and xway only */ eiu_node = of_find_compatible_node(NULL, NULL, "lantiq,eiu-xway"); if (eiu_node && !of_address_to_resource(eiu_node, 0, &res)) { @@ -411,7 +346,7 @@ EXPORT_SYMBOL_GPL(get_c0_perfcount_int); unsigned int get_c0_compare_int(void) { - return MIPS_CPU_TIMER_IRQ; + return CP0_LEGACY_COMPARE_IRQ; } static struct of_device_id __initdata of_irq_ids[] = { diff --git a/arch/mips/pci/msi-octeon.c b/arch/mips/pci/msi-octeon.c index 2a5bb849b10e..288b58b00dc8 100644 --- a/arch/mips/pci/msi-octeon.c +++ b/arch/mips/pci/msi-octeon.c @@ -369,7 +369,9 @@ int __init octeon_msi_initialize(void) int irq; struct irq_chip *msi; - if (octeon_dma_bar_type == OCTEON_DMA_BAR_TYPE_PCIE) { + if (octeon_dma_bar_type == OCTEON_DMA_BAR_TYPE_INVALID) { + return 0; + } else if (octeon_dma_bar_type == OCTEON_DMA_BAR_TYPE_PCIE) { msi_rcv_reg[0] = CVMX_PEXP_NPEI_MSI_RCV0; msi_rcv_reg[1] = CVMX_PEXP_NPEI_MSI_RCV1; msi_rcv_reg[2] = CVMX_PEXP_NPEI_MSI_RCV2; diff --git a/arch/nds32/Makefile b/arch/nds32/Makefile index 0a935c136ec2..ac3482882cf9 100644 --- a/arch/nds32/Makefile +++ b/arch/nds32/Makefile @@ -3,9 +3,6 @@ OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment -S KBUILD_DEFCONFIG := defconfig -comma = , - - ifdef CONFIG_FUNCTION_TRACER arch-y += -malways-save-lp -mno-relax endif @@ -54,8 +51,6 @@ endif boot := arch/nds32/boot core-y += $(boot)/dts/ -.PHONY: FORCE - Image: vmlinux $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ @@ -68,9 +63,6 @@ prepare: vdso_prepare vdso_prepare: prepare0 $(Q)$(MAKE) $(build)=arch/nds32/kernel/vdso include/generated/vdso-offsets.h -CLEAN_FILES += include/asm-nds32/constants.h* - -# We use MRPROPER_FILES and CLEAN_FILES now archclean: $(Q)$(MAKE) $(clean)=$(boot) diff --git a/arch/openrisc/Makefile b/arch/openrisc/Makefile index 70e06d34006c..bf10141c7426 100644 --- a/arch/openrisc/Makefile +++ b/arch/openrisc/Makefile @@ -20,7 +20,6 @@ KBUILD_DEFCONFIG := or1ksim_defconfig OBJCOPYFLAGS := -O binary -R .note -R .comment -S -LDFLAGS_vmlinux := LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) KBUILD_CFLAGS += -pipe -ffixed-r10 -D__linux__ @@ -50,5 +49,3 @@ else BUILTIN_DTB := n endif core-$(BUILTIN_DTB) += arch/openrisc/boot/dts/ - -all: vmlinux diff --git a/arch/powerpc/include/uapi/asm/perf_regs.h b/arch/powerpc/include/uapi/asm/perf_regs.h index ff91192407d1..f599064dd8dc 100644 --- a/arch/powerpc/include/uapi/asm/perf_regs.h +++ b/arch/powerpc/include/uapi/asm/perf_regs.h @@ -47,6 +47,7 @@ enum perf_event_powerpc_regs { PERF_REG_POWERPC_DAR, PERF_REG_POWERPC_DSISR, PERF_REG_POWERPC_SIER, + PERF_REG_POWERPC_MMCRA, PERF_REG_POWERPC_MAX, }; #endif /* _UAPI_ASM_POWERPC_PERF_REGS_H */ diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S index 57deb1e9ffea..20cc816b3508 100644 --- a/arch/powerpc/kernel/head_8xx.S +++ b/arch/powerpc/kernel/head_8xx.S @@ -852,11 +852,12 @@ start_here: /* set up the PTE pointers for the Abatron bdiGDB. */ - tovirt(r6,r6) lis r5, abatron_pteptrs@h ori r5, r5, abatron_pteptrs@l stw r5, 0xf0(0) /* Must match your Abatron config file */ tophys(r5,r5) + lis r6, swapper_pg_dir@h + ori r6, r6, swapper_pg_dir@l stw r6, 0(r5) /* Now turn on the MMU for real! */ diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c index bd5e6834ca69..6794466f6420 100644 --- a/arch/powerpc/kernel/signal_64.c +++ b/arch/powerpc/kernel/signal_64.c @@ -755,11 +755,12 @@ SYSCALL_DEFINE0(rt_sigreturn) if (restore_tm_sigcontexts(current, &uc->uc_mcontext, &uc_transact->uc_mcontext)) goto badframe; - } + } else #endif - /* Fall through, for non-TM restore */ - if (!MSR_TM_ACTIVE(msr)) { + { /* + * Fall through, for non-TM restore + * * Unset MSR[TS] on the thread regs since MSR from user * context does not have MSR active, and recheckpoint was * not called since restore_tm_sigcontexts() was not called diff --git a/arch/powerpc/kernel/trace/ftrace.c b/arch/powerpc/kernel/trace/ftrace.c index 29746dc28df5..517662a56bdc 100644 --- a/arch/powerpc/kernel/trace/ftrace.c +++ b/arch/powerpc/kernel/trace/ftrace.c @@ -967,13 +967,6 @@ out: } #endif /* CONFIG_FUNCTION_GRAPH_TRACER */ -#if defined(CONFIG_FTRACE_SYSCALLS) && defined(CONFIG_PPC64) -unsigned long __init arch_syscall_addr(int nr) -{ - return sys_call_table[nr*2]; -} -#endif /* CONFIG_FTRACE_SYSCALLS && CONFIG_PPC64 */ - #ifdef PPC64_ELF_ABI_v1 char *arch_ftrace_match_adjust(char *str, const char *search) { diff --git a/arch/powerpc/perf/perf_regs.c b/arch/powerpc/perf/perf_regs.c index 5c36b3a8d47a..3349f3f8fe84 100644 --- a/arch/powerpc/perf/perf_regs.c +++ b/arch/powerpc/perf/perf_regs.c @@ -70,6 +70,7 @@ static unsigned int pt_regs_offset[PERF_REG_POWERPC_MAX] = { PT_REGS_OFFSET(PERF_REG_POWERPC_DAR, dar), PT_REGS_OFFSET(PERF_REG_POWERPC_DSISR, dsisr), PT_REGS_OFFSET(PERF_REG_POWERPC_SIER, dar), + PT_REGS_OFFSET(PERF_REG_POWERPC_MMCRA, dsisr), }; u64 perf_reg_value(struct pt_regs *regs, int idx) @@ -83,6 +84,11 @@ u64 perf_reg_value(struct pt_regs *regs, int idx) !is_sier_available())) return 0; + if (idx == PERF_REG_POWERPC_MMCRA && + (IS_ENABLED(CONFIG_FSL_EMB_PERF_EVENT) || + IS_ENABLED(CONFIG_PPC32))) + return 0; + return regs_get_register(regs, pt_regs_offset[idx]); } diff --git a/arch/powerpc/platforms/4xx/ocm.c b/arch/powerpc/platforms/4xx/ocm.c index a1aaa1569d7c..f0e488d97567 100644 --- a/arch/powerpc/platforms/4xx/ocm.c +++ b/arch/powerpc/platforms/4xx/ocm.c @@ -237,12 +237,12 @@ static int ocm_debugfs_show(struct seq_file *m, void *v) continue; seq_printf(m, "PPC4XX OCM : %d\n", ocm->index); - seq_printf(m, "PhysAddr : %pa[p]\n", &(ocm->phys)); + seq_printf(m, "PhysAddr : %pa\n", &(ocm->phys)); seq_printf(m, "MemTotal : %d Bytes\n", ocm->memtotal); seq_printf(m, "MemTotal(NC) : %d Bytes\n", ocm->nc.memtotal); seq_printf(m, "MemTotal(C) : %d Bytes\n\n", ocm->c.memtotal); - seq_printf(m, "NC.PhysAddr : %pa[p]\n", &(ocm->nc.phys)); + seq_printf(m, "NC.PhysAddr : %pa\n", &(ocm->nc.phys)); seq_printf(m, "NC.VirtAddr : 0x%p\n", ocm->nc.virt); seq_printf(m, "NC.MemTotal : %d Bytes\n", ocm->nc.memtotal); seq_printf(m, "NC.MemFree : %d Bytes\n", ocm->nc.memfree); @@ -252,7 +252,7 @@ static int ocm_debugfs_show(struct seq_file *m, void *v) blk->size, blk->owner); } - seq_printf(m, "\nC.PhysAddr : %pa[p]\n", &(ocm->c.phys)); + seq_printf(m, "\nC.PhysAddr : %pa\n", &(ocm->c.phys)); seq_printf(m, "C.VirtAddr : 0x%p\n", ocm->c.virt); seq_printf(m, "C.MemTotal : %d Bytes\n", ocm->c.memtotal); seq_printf(m, "C.MemFree : %d Bytes\n", ocm->c.memfree); diff --git a/arch/powerpc/platforms/chrp/setup.c b/arch/powerpc/platforms/chrp/setup.c index e66644e0fb40..9438fa0fc355 100644 --- a/arch/powerpc/platforms/chrp/setup.c +++ b/arch/powerpc/platforms/chrp/setup.c @@ -538,8 +538,7 @@ static void __init chrp_init_IRQ(void) /* see if there is a keyboard in the device tree with a parent of type "adb" */ for_each_node_by_name(kbd, "keyboard") - if (kbd->parent && kbd->parent->type - && strcmp(kbd->parent->type, "adb") == 0) + if (of_node_is_type(kbd->parent, "adb")) break; of_node_put(kbd); if (kbd) diff --git a/arch/powerpc/platforms/powernv/npu-dma.c b/arch/powerpc/platforms/powernv/npu-dma.c index d7f742ed48ba..3f58c7dbd581 100644 --- a/arch/powerpc/platforms/powernv/npu-dma.c +++ b/arch/powerpc/platforms/powernv/npu-dma.c @@ -564,7 +564,7 @@ struct iommu_table_group *pnv_try_setup_npu_table_group(struct pnv_ioda_pe *pe) } } else { /* Create a group for 1 GPU and attached NPUs for POWER8 */ - pe->npucomp = kzalloc(sizeof(pe->npucomp), GFP_KERNEL); + pe->npucomp = kzalloc(sizeof(*pe->npucomp), GFP_KERNEL); table_group = &pe->npucomp->table_group; table_group->ops = &pnv_npu_peers_ops; iommu_register_group(table_group, hose->global_number, diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index 1d6406a051f1..7db3119f8a5b 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -2681,7 +2681,8 @@ static void pnv_pci_ioda_setup_iommu_api(void) list_for_each_entry(hose, &hose_list, list_node) { phb = hose->private_data; - if (phb->type == PNV_PHB_NPU_NVLINK) + if (phb->type == PNV_PHB_NPU_NVLINK || + phb->type == PNV_PHB_NPU_OCAPI) continue; list_for_each_entry(pe, &phb->ioda.pe_list, list) { diff --git a/arch/powerpc/platforms/pseries/pci.c b/arch/powerpc/platforms/pseries/pci.c index 7725825d887d..37a77e57893e 100644 --- a/arch/powerpc/platforms/pseries/pci.c +++ b/arch/powerpc/platforms/pseries/pci.c @@ -264,7 +264,9 @@ void __init pSeries_final_fixup(void) if (!of_device_is_compatible(nvdn->parent, "ibm,power9-npu")) continue; +#ifdef CONFIG_PPC_POWERNV WARN_ON_ONCE(pnv_npu2_init(hose)); +#endif break; } } diff --git a/arch/s390/include/asm/mmu_context.h b/arch/s390/include/asm/mmu_context.h index ccbb53e22024..8d04e6f3f796 100644 --- a/arch/s390/include/asm/mmu_context.h +++ b/arch/s390/include/asm/mmu_context.h @@ -25,7 +25,7 @@ static inline int init_new_context(struct task_struct *tsk, atomic_set(&mm->context.flush_count, 0); mm->context.gmap_asce = 0; mm->context.flush_mm = 0; - mm->context.compat_mm = 0; + mm->context.compat_mm = test_thread_flag(TIF_31BIT); #ifdef CONFIG_PGSTE mm->context.alloc_pgste = page_table_allocate_pgste || test_thread_flag(TIF_PGSTE) || @@ -90,8 +90,6 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, { int cpu = smp_processor_id(); - if (prev == next) - return; S390_lowcore.user_asce = next->context.asce; cpumask_set_cpu(cpu, &next->context.cpu_attach_mask); /* Clear previous user-ASCE from CR1 and CR7 */ @@ -103,7 +101,8 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, __ctl_load(S390_lowcore.vdso_asce, 7, 7); clear_cpu_flag(CIF_ASCE_SECONDARY); } - cpumask_clear_cpu(cpu, &prev->context.cpu_attach_mask); + if (prev != next) + cpumask_clear_cpu(cpu, &prev->context.cpu_attach_mask); } #define finish_arch_post_lock_switch finish_arch_post_lock_switch diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c index af5c2b3f7065..a8c7789b246b 100644 --- a/arch/s390/kernel/early.c +++ b/arch/s390/kernel/early.c @@ -63,10 +63,10 @@ static noinline __init void detect_machine_type(void) if (stsi(vmms, 3, 2, 2) || !vmms->count) return; - /* Running under KVM? If not we assume z/VM */ + /* Detect known hypervisors */ if (!memcmp(vmms->vm[0].cpi, "\xd2\xe5\xd4", 3)) S390_lowcore.machine_flags |= MACHINE_FLAG_KVM; - else + else if (!memcmp(vmms->vm[0].cpi, "\xa9\x61\xe5\xd4", 4)) S390_lowcore.machine_flags |= MACHINE_FLAG_VM; } diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 72dd23ef771b..7ed90a759135 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -1006,6 +1006,8 @@ void __init setup_arch(char **cmdline_p) pr_info("Linux is running under KVM in 64-bit mode\n"); else if (MACHINE_IS_LPAR) pr_info("Linux is running natively in 64-bit mode\n"); + else + pr_info("Linux is running as a guest in 64-bit mode\n"); /* Have one command line that is parsed and saved in /proc/cmdline */ /* boot_command_line has been already set up in early.c */ diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index f82b3d3c36e2..b198ece2aad6 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -381,8 +381,13 @@ void smp_call_online_cpu(void (*func)(void *), void *data) */ void smp_call_ipl_cpu(void (*func)(void *), void *data) { + struct lowcore *lc = pcpu_devices->lowcore; + + if (pcpu_devices[0].address == stap()) + lc = &S390_lowcore; + pcpu_delegate(&pcpu_devices[0], func, data, - pcpu_devices->lowcore->nodat_stack); + lc->nodat_stack); } int smp_find_processor_id(u16 address) @@ -1166,7 +1171,11 @@ static ssize_t __ref rescan_store(struct device *dev, { int rc; + rc = lock_device_hotplug_sysfs(); + if (rc) + return rc; rc = smp_rescan_cpus(); + unlock_device_hotplug(); return rc ? rc : count; } static DEVICE_ATTR_WO(rescan); diff --git a/arch/s390/kernel/vdso.c b/arch/s390/kernel/vdso.c index ebe748a9f472..4ff354887db4 100644 --- a/arch/s390/kernel/vdso.c +++ b/arch/s390/kernel/vdso.c @@ -224,10 +224,9 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) vdso_pages = vdso64_pages; #ifdef CONFIG_COMPAT - if (is_compat_task()) { + mm->context.compat_mm = is_compat_task(); + if (mm->context.compat_mm) vdso_pages = vdso32_pages; - mm->context.compat_mm = 1; - } #endif /* * vDSO has a problem and was disabled, just don't "enable" it for diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 15af091611e2..4b4a7f32b68e 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -617,7 +617,7 @@ config X86_INTEL_QUARK config X86_INTEL_LPSS bool "Intel Low Power Subsystem Support" - depends on X86 && ACPI + depends on X86 && ACPI && PCI select COMMON_CLK select PINCTRL select IOSF_MBI diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h index a77445d1b034..780f2b42c8ef 100644 --- a/arch/x86/include/asm/uaccess.h +++ b/arch/x86/include/asm/uaccess.h @@ -711,7 +711,7 @@ static __must_check inline bool user_access_begin(const void __user *ptr, size_t { if (unlikely(!access_ok(ptr,len))) return 0; - __uaccess_begin(); + __uaccess_begin_nospec(); return 1; } #define user_access_begin(a,b) user_access_begin(a,b) diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c index 2f6787fc7106..c54a493e139a 100644 --- a/arch/x86/xen/enlighten_pv.c +++ b/arch/x86/xen/enlighten_pv.c @@ -898,10 +898,7 @@ static u64 xen_read_msr_safe(unsigned int msr, int *err) val = native_read_msr_safe(msr, err); switch (msr) { case MSR_IA32_APICBASE: -#ifdef CONFIG_X86_X2APIC - if (!(cpuid_ecx(1) & (1 << (X86_FEATURE_X2APIC & 31)))) -#endif - val &= ~X2APIC_ENABLE; + val &= ~X2APIC_ENABLE; break; } return val; diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c index 72bf446c3fee..6e29794573b7 100644 --- a/arch/x86/xen/time.c +++ b/arch/x86/xen/time.c @@ -361,8 +361,6 @@ void xen_timer_resume(void) { int cpu; - pvclock_resume(); - if (xen_clockevent != &xen_vcpuop_clockevent) return; @@ -379,12 +377,15 @@ static const struct pv_time_ops xen_time_ops __initconst = { }; static struct pvclock_vsyscall_time_info *xen_clock __read_mostly; +static u64 xen_clock_value_saved; void xen_save_time_memory_area(void) { struct vcpu_register_time_memory_area t; int ret; + xen_clock_value_saved = xen_clocksource_read() - xen_sched_clock_offset; + if (!xen_clock) return; @@ -404,7 +405,7 @@ void xen_restore_time_memory_area(void) int ret; if (!xen_clock) - return; + goto out; t.addr.v = &xen_clock->pvti; @@ -421,6 +422,11 @@ void xen_restore_time_memory_area(void) if (ret != 0) pr_notice("Cannot restore secondary vcpu_time_info (err %d)", ret); + +out: + /* Need pvclock_resume() before using xen_clocksource_read(). */ + pvclock_resume(); + xen_sched_clock_offset = xen_clocksource_read() - xen_clock_value_saved; } static void xen_setup_vsyscall_time_info(void) diff --git a/block/bfq-wf2q.c b/block/bfq-wf2q.c index 63e0f12be7c9..72adbbe975d5 100644 --- a/block/bfq-wf2q.c +++ b/block/bfq-wf2q.c @@ -1154,15 +1154,14 @@ static void bfq_activate_requeue_entity(struct bfq_entity *entity, } /** - * __bfq_deactivate_entity - deactivate an entity from its service tree. - * @entity: the entity to deactivate. + * __bfq_deactivate_entity - update sched_data and service trees for + * entity, so as to represent entity as inactive + * @entity: the entity being deactivated. * @ins_into_idle_tree: if false, the entity will not be put into the * idle tree. * - * Deactivates an entity, independently of its previous state. Must - * be invoked only if entity is on a service tree. Extracts the entity - * from that tree, and if necessary and allowed, puts it into the idle - * tree. + * If necessary and allowed, puts entity into the idle tree. NOTE: + * entity may be on no tree if in service. */ bool __bfq_deactivate_entity(struct bfq_entity *entity, bool ins_into_idle_tree) { diff --git a/block/blk-mq-debugfs-zoned.c b/block/blk-mq-debugfs-zoned.c index fb2c82c351e4..038cb627c868 100644 --- a/block/blk-mq-debugfs-zoned.c +++ b/block/blk-mq-debugfs-zoned.c @@ -1,8 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2017 Western Digital Corporation or its affiliates. - * - * This file is released under the GPL. */ #include <linux/blkdev.h> diff --git a/block/blk-mq.c b/block/blk-mq.c index 3ba37b9e15e9..8f5b533764ca 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -1906,7 +1906,7 @@ static blk_qc_t blk_mq_make_request(struct request_queue *q, struct bio *bio) { const int is_sync = op_is_sync(bio->bi_opf); const int is_flush_fua = op_is_flush(bio->bi_opf); - struct blk_mq_alloc_data data = { .flags = 0, .cmd_flags = bio->bi_opf }; + struct blk_mq_alloc_data data = { .flags = 0}; struct request *rq; struct blk_plug *plug; struct request *same_queue_rq = NULL; @@ -1928,6 +1928,7 @@ static blk_qc_t blk_mq_make_request(struct request_queue *q, struct bio *bio) rq_qos_throttle(q, bio); + data.cmd_flags = bio->bi_opf; rq = blk_mq_get_request(q, bio, &data); if (unlikely(!rq)) { rq_qos_cleanup(q, bio); diff --git a/crypto/adiantum.c b/crypto/adiantum.c index 6651e713c45d..5564e73266a6 100644 --- a/crypto/adiantum.c +++ b/crypto/adiantum.c @@ -539,6 +539,8 @@ static int adiantum_create(struct crypto_template *tmpl, struct rtattr **tb) ictx = skcipher_instance_ctx(inst); /* Stream cipher, e.g. "xchacha12" */ + crypto_set_skcipher_spawn(&ictx->streamcipher_spawn, + skcipher_crypto_instance(inst)); err = crypto_grab_skcipher(&ictx->streamcipher_spawn, streamcipher_name, 0, crypto_requires_sync(algt->type, algt->mask)); @@ -547,6 +549,8 @@ static int adiantum_create(struct crypto_template *tmpl, struct rtattr **tb) streamcipher_alg = crypto_spawn_skcipher_alg(&ictx->streamcipher_spawn); /* Block cipher, e.g. "aes" */ + crypto_set_spawn(&ictx->blockcipher_spawn, + skcipher_crypto_instance(inst)); err = crypto_grab_spawn(&ictx->blockcipher_spawn, blockcipher_name, CRYPTO_ALG_TYPE_CIPHER, CRYPTO_ALG_TYPE_MASK); if (err) diff --git a/crypto/authenc.c b/crypto/authenc.c index 37f54d1b2f66..4be293a4b5f0 100644 --- a/crypto/authenc.c +++ b/crypto/authenc.c @@ -58,14 +58,22 @@ int crypto_authenc_extractkeys(struct crypto_authenc_keys *keys, const u8 *key, return -EINVAL; if (rta->rta_type != CRYPTO_AUTHENC_KEYA_PARAM) return -EINVAL; - if (RTA_PAYLOAD(rta) < sizeof(*param)) + + /* + * RTA_OK() didn't align the rtattr's payload when validating that it + * fits in the buffer. Yet, the keys should start on the next 4-byte + * aligned boundary. To avoid confusion, require that the rtattr + * payload be exactly the param struct, which has a 4-byte aligned size. + */ + if (RTA_PAYLOAD(rta) != sizeof(*param)) return -EINVAL; + BUILD_BUG_ON(sizeof(*param) % RTA_ALIGNTO); param = RTA_DATA(rta); keys->enckeylen = be32_to_cpu(param->enckeylen); - key += RTA_ALIGN(rta->rta_len); - keylen -= RTA_ALIGN(rta->rta_len); + key += rta->rta_len; + keylen -= rta->rta_len; if (keylen < keys->enckeylen) return -EINVAL; diff --git a/crypto/authencesn.c b/crypto/authencesn.c index 80a25cc04aec..4741fe89ba2c 100644 --- a/crypto/authencesn.c +++ b/crypto/authencesn.c @@ -279,7 +279,7 @@ static void authenc_esn_verify_ahash_done(struct crypto_async_request *areq, struct aead_request *req = areq->data; err = err ?: crypto_authenc_esn_decrypt_tail(req, 0); - aead_request_complete(req, err); + authenc_esn_request_complete(req, err); } static int crypto_authenc_esn_decrypt(struct aead_request *req) diff --git a/crypto/sm3_generic.c b/crypto/sm3_generic.c index 9a5c60f08aad..c0cf87ae7ef6 100644 --- a/crypto/sm3_generic.c +++ b/crypto/sm3_generic.c @@ -100,7 +100,7 @@ static void sm3_compress(u32 *w, u32 *wt, u32 *m) for (i = 0; i <= 63; i++) { - ss1 = rol32((rol32(a, 12) + e + rol32(t(i), i)), 7); + ss1 = rol32((rol32(a, 12) + e + rol32(t(i), i & 31)), 7); ss2 = ss1 ^ rol32(a, 12); diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile index 7c6afc111d76..bb857421c2e8 100644 --- a/drivers/acpi/Makefile +++ b/drivers/acpi/Makefile @@ -41,7 +41,8 @@ acpi-y += ec.o acpi-$(CONFIG_ACPI_DOCK) += dock.o acpi-$(CONFIG_PCI) += pci_root.o pci_link.o pci_irq.o obj-$(CONFIG_ACPI_MCFG) += pci_mcfg.o -acpi-y += acpi_lpss.o acpi_apd.o +acpi-$(CONFIG_PCI) += acpi_lpss.o +acpi-y += acpi_apd.o acpi-y += acpi_platform.o acpi-y += acpi_pnp.o acpi-$(CONFIG_ARM_AMBA) += acpi_amba.o diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 99d820a693a8..5c093ce01bcd 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -1054,18 +1054,6 @@ void __init acpi_early_init(void) goto error0; } - /* - * ACPI 2.0 requires the EC driver to be loaded and work before - * the EC device is found in the namespace (i.e. before - * acpi_load_tables() is called). - * - * This is accomplished by looking for the ECDT table, and getting - * the EC parameters out of that. - * - * Ignore the result. Not having an ECDT is not fatal. - */ - status = acpi_ec_ecdt_probe(); - #ifdef CONFIG_X86 if (!acpi_ioapic) { /* compatible (0) means level (3) */ @@ -1142,6 +1130,18 @@ static int __init acpi_bus_init(void) goto error1; } + /* + * ACPI 2.0 requires the EC driver to be loaded and work before the EC + * device is found in the namespace. + * + * This is accomplished by looking for the ECDT table and getting the EC + * parameters out of that. + * + * Do that before calling acpi_initialize_objects() which may trigger EC + * address space accesses. + */ + acpi_ec_ecdt_probe(); + status = acpi_enable_subsystem(ACPI_NO_ACPI_ENABLE); if (ACPI_FAILURE(status)) { printk(KERN_ERR PREFIX diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h index 7e6952edb5b0..6a9e1fb8913a 100644 --- a/drivers/acpi/internal.h +++ b/drivers/acpi/internal.h @@ -81,7 +81,11 @@ void acpi_debugfs_init(void); #else static inline void acpi_debugfs_init(void) { return; } #endif +#ifdef CONFIG_PCI void acpi_lpss_init(void); +#else +static inline void acpi_lpss_init(void) {} +#endif void acpi_apd_init(void); diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c index 011d3db19c80..5143e11e3b0f 100644 --- a/drivers/acpi/nfit/core.c +++ b/drivers/acpi/nfit/core.c @@ -26,7 +26,6 @@ #include <acpi/nfit.h> #include "intel.h" #include "nfit.h" -#include "intel.h" /* * For readq() and writeq() on 32-bit builds, the hi-lo, lo-hi order is @@ -78,12 +77,6 @@ const guid_t *to_nfit_uuid(enum nfit_uuids id) } EXPORT_SYMBOL(to_nfit_uuid); -static struct acpi_nfit_desc *to_acpi_nfit_desc( - struct nvdimm_bus_descriptor *nd_desc) -{ - return container_of(nd_desc, struct acpi_nfit_desc, nd_desc); -} - static struct acpi_device *to_acpi_dev(struct acpi_nfit_desc *acpi_desc) { struct nvdimm_bus_descriptor *nd_desc = &acpi_desc->nd_desc; @@ -419,7 +412,7 @@ static bool payload_dumpable(struct nvdimm *nvdimm, unsigned int func) int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm, unsigned int cmd, void *buf, unsigned int buf_len, int *cmd_rc) { - struct acpi_nfit_desc *acpi_desc = to_acpi_nfit_desc(nd_desc); + struct acpi_nfit_desc *acpi_desc = to_acpi_desc(nd_desc); struct nfit_mem *nfit_mem = nvdimm_provider_data(nvdimm); union acpi_object in_obj, in_buf, *out_obj; const struct nd_cmd_desc *desc = NULL; @@ -721,6 +714,7 @@ int nfit_get_smbios_id(u32 device_handle, u16 *flags) struct acpi_nfit_memory_map *memdev; struct acpi_nfit_desc *acpi_desc; struct nfit_mem *nfit_mem; + u16 physical_id; mutex_lock(&acpi_desc_lock); list_for_each_entry(acpi_desc, &acpi_descs, list) { @@ -728,10 +722,11 @@ int nfit_get_smbios_id(u32 device_handle, u16 *flags) list_for_each_entry(nfit_mem, &acpi_desc->dimms, list) { memdev = __to_nfit_memdev(nfit_mem); if (memdev->device_handle == device_handle) { + *flags = memdev->flags; + physical_id = memdev->physical_id; mutex_unlock(&acpi_desc->init_mutex); mutex_unlock(&acpi_desc_lock); - *flags = memdev->flags; - return memdev->physical_id; + return physical_id; } } mutex_unlock(&acpi_desc->init_mutex); @@ -2231,7 +2226,6 @@ static int acpi_nfit_init_interleave_set(struct acpi_nfit_desc *acpi_desc, nd_set = devm_kzalloc(dev, sizeof(*nd_set), GFP_KERNEL); if (!nd_set) return -ENOMEM; - ndr_desc->nd_set = nd_set; guid_copy(&nd_set->type_guid, (guid_t *) spa->range_guid); info = devm_kzalloc(dev, sizeof_nfit_set_info(nr), GFP_KERNEL); @@ -3367,7 +3361,7 @@ EXPORT_SYMBOL_GPL(acpi_nfit_init); static int acpi_nfit_flush_probe(struct nvdimm_bus_descriptor *nd_desc) { - struct acpi_nfit_desc *acpi_desc = to_acpi_nfit_desc(nd_desc); + struct acpi_nfit_desc *acpi_desc = to_acpi_desc(nd_desc); struct device *dev = acpi_desc->dev; /* Bounce the device lock to flush acpi_nfit_add / acpi_nfit_notify */ @@ -3384,7 +3378,7 @@ static int acpi_nfit_flush_probe(struct nvdimm_bus_descriptor *nd_desc) static int __acpi_nfit_clear_to_send(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm, unsigned int cmd) { - struct acpi_nfit_desc *acpi_desc = to_acpi_nfit_desc(nd_desc); + struct acpi_nfit_desc *acpi_desc = to_acpi_desc(nd_desc); if (nvdimm) return 0; diff --git a/drivers/acpi/nfit/intel.c b/drivers/acpi/nfit/intel.c index 850b2927b4e7..f70de71f79d6 100644 --- a/drivers/acpi/nfit/intel.c +++ b/drivers/acpi/nfit/intel.c @@ -146,7 +146,7 @@ static int intel_security_change_key(struct nvdimm *nvdimm, static void nvdimm_invalidate_cache(void); -static int intel_security_unlock(struct nvdimm *nvdimm, +static int __maybe_unused intel_security_unlock(struct nvdimm *nvdimm, const struct nvdimm_key_data *key_data) { struct nfit_mem *nfit_mem = nvdimm_provider_data(nvdimm); @@ -227,7 +227,7 @@ static int intel_security_disable(struct nvdimm *nvdimm, return 0; } -static int intel_security_erase(struct nvdimm *nvdimm, +static int __maybe_unused intel_security_erase(struct nvdimm *nvdimm, const struct nvdimm_key_data *key, enum nvdimm_passphrase_type ptype) { @@ -276,7 +276,7 @@ static int intel_security_erase(struct nvdimm *nvdimm, return 0; } -static int intel_security_query_overwrite(struct nvdimm *nvdimm) +static int __maybe_unused intel_security_query_overwrite(struct nvdimm *nvdimm) { int rc; struct nfit_mem *nfit_mem = nvdimm_provider_data(nvdimm); @@ -313,7 +313,7 @@ static int intel_security_query_overwrite(struct nvdimm *nvdimm) return 0; } -static int intel_security_overwrite(struct nvdimm *nvdimm, +static int __maybe_unused intel_security_overwrite(struct nvdimm *nvdimm, const struct nvdimm_key_data *nkey) { int rc; diff --git a/drivers/android/binderfs.c b/drivers/android/binderfs.c index 7496b10532aa..6a2185eb66c5 100644 --- a/drivers/android/binderfs.c +++ b/drivers/android/binderfs.c @@ -11,6 +11,7 @@ #include <linux/kdev_t.h> #include <linux/kernel.h> #include <linux/list.h> +#include <linux/namei.h> #include <linux/magic.h> #include <linux/major.h> #include <linux/miscdevice.h> @@ -20,6 +21,7 @@ #include <linux/parser.h> #include <linux/radix-tree.h> #include <linux/sched.h> +#include <linux/seq_file.h> #include <linux/slab.h> #include <linux/spinlock_types.h> #include <linux/stddef.h> @@ -30,7 +32,7 @@ #include <linux/xarray.h> #include <uapi/asm-generic/errno-base.h> #include <uapi/linux/android/binder.h> -#include <uapi/linux/android/binder_ctl.h> +#include <uapi/linux/android/binderfs.h> #include "binder_internal.h" @@ -39,14 +41,32 @@ #define INODE_OFFSET 3 #define INTSTRLEN 21 #define BINDERFS_MAX_MINOR (1U << MINORBITS) - -static struct vfsmount *binderfs_mnt; +/* Ensure that the initial ipc namespace always has devices available. */ +#define BINDERFS_MAX_MINOR_CAPPED (BINDERFS_MAX_MINOR - 4) static dev_t binderfs_dev; static DEFINE_MUTEX(binderfs_minors_mutex); static DEFINE_IDA(binderfs_minors); /** + * binderfs_mount_opts - mount options for binderfs + * @max: maximum number of allocatable binderfs binder devices + */ +struct binderfs_mount_opts { + int max; +}; + +enum { + Opt_max, + Opt_err +}; + +static const match_table_t tokens = { + { Opt_max, "max=%d" }, + { Opt_err, NULL } +}; + +/** * binderfs_info - information about a binderfs mount * @ipc_ns: The ipc namespace the binderfs mount belongs to. * @control_dentry: This records the dentry of this binderfs mount @@ -55,13 +75,16 @@ static DEFINE_IDA(binderfs_minors); * created. * @root_gid: gid that needs to be used when a new binder device is * created. + * @mount_opts: The mount options in use. + * @device_count: The current number of allocated binder devices. */ struct binderfs_info { struct ipc_namespace *ipc_ns; struct dentry *control_dentry; kuid_t root_uid; kgid_t root_gid; - + struct binderfs_mount_opts mount_opts; + int device_count; }; static inline struct binderfs_info *BINDERFS_I(const struct inode *inode) @@ -84,7 +107,7 @@ bool is_binderfs_device(const struct inode *inode) * @userp: buffer to copy information about new device for userspace to * @req: struct binderfs_device as copied from userspace * - * This function allocated a new binder_device and reserves a new minor + * This function allocates a new binder_device and reserves a new minor * number for it. * Minor numbers are limited and tracked globally in binderfs_minors. The * function will stash a struct binder_device for the specific binder @@ -100,20 +123,34 @@ static int binderfs_binder_device_create(struct inode *ref_inode, struct binderfs_device *req) { int minor, ret; - struct dentry *dentry, *dup, *root; + struct dentry *dentry, *root; struct binder_device *device; - size_t name_len = BINDERFS_MAX_NAME + 1; char *name = NULL; + size_t name_len; struct inode *inode = NULL; struct super_block *sb = ref_inode->i_sb; struct binderfs_info *info = sb->s_fs_info; +#if defined(CONFIG_IPC_NS) + bool use_reserve = (info->ipc_ns == &init_ipc_ns); +#else + bool use_reserve = true; +#endif /* Reserve new minor number for the new device. */ mutex_lock(&binderfs_minors_mutex); - minor = ida_alloc_max(&binderfs_minors, BINDERFS_MAX_MINOR, GFP_KERNEL); - mutex_unlock(&binderfs_minors_mutex); - if (minor < 0) + if (++info->device_count <= info->mount_opts.max) + minor = ida_alloc_max(&binderfs_minors, + use_reserve ? BINDERFS_MAX_MINOR : + BINDERFS_MAX_MINOR_CAPPED, + GFP_KERNEL); + else + minor = -ENOSPC; + if (minor < 0) { + --info->device_count; + mutex_unlock(&binderfs_minors_mutex); return minor; + } + mutex_unlock(&binderfs_minors_mutex); ret = -ENOMEM; device = kzalloc(sizeof(*device), GFP_KERNEL); @@ -132,12 +169,13 @@ static int binderfs_binder_device_create(struct inode *ref_inode, inode->i_uid = info->root_uid; inode->i_gid = info->root_gid; - name = kmalloc(name_len, GFP_KERNEL); + req->name[BINDERFS_MAX_NAME] = '\0'; /* NUL-terminate */ + name_len = strlen(req->name); + /* Make sure to include terminating NUL byte */ + name = kmemdup(req->name, name_len + 1, GFP_KERNEL); if (!name) goto err; - strscpy(name, req->name, name_len); - device->binderfs_inode = inode; device->context.binder_context_mgr_uid = INVALID_UID; device->context.name = name; @@ -156,28 +194,25 @@ static int binderfs_binder_device_create(struct inode *ref_inode, root = sb->s_root; inode_lock(d_inode(root)); - dentry = d_alloc_name(root, name); - if (!dentry) { + + /* look it up */ + dentry = lookup_one_len(name, root, name_len); + if (IS_ERR(dentry)) { inode_unlock(d_inode(root)); - ret = -ENOMEM; + ret = PTR_ERR(dentry); goto err; } - /* Verify that the name userspace gave us is not already in use. */ - dup = d_lookup(root, &dentry->d_name); - if (dup) { - if (d_really_is_positive(dup)) { - dput(dup); - dput(dentry); - inode_unlock(d_inode(root)); - ret = -EEXIST; - goto err; - } - dput(dup); + if (d_really_is_positive(dentry)) { + /* already exists */ + dput(dentry); + inode_unlock(d_inode(root)); + ret = -EEXIST; + goto err; } inode->i_private = device; - d_add(dentry, inode); + d_instantiate(dentry, inode); fsnotify_create(root->d_inode, dentry); inode_unlock(d_inode(root)); @@ -187,6 +222,7 @@ err: kfree(name); kfree(device); mutex_lock(&binderfs_minors_mutex); + --info->device_count; ida_free(&binderfs_minors, minor); mutex_unlock(&binderfs_minors_mutex); iput(inode); @@ -232,6 +268,7 @@ static long binder_ctl_ioctl(struct file *file, unsigned int cmd, static void binderfs_evict_inode(struct inode *inode) { struct binder_device *device = inode->i_private; + struct binderfs_info *info = BINDERFS_I(inode); clear_inode(inode); @@ -239,6 +276,7 @@ static void binderfs_evict_inode(struct inode *inode) return; mutex_lock(&binderfs_minors_mutex); + --info->device_count; ida_free(&binderfs_minors, device->miscdev.minor); mutex_unlock(&binderfs_minors_mutex); @@ -246,43 +284,87 @@ static void binderfs_evict_inode(struct inode *inode) kfree(device); } +/** + * binderfs_parse_mount_opts - parse binderfs mount options + * @data: options to set (can be NULL in which case defaults are used) + */ +static int binderfs_parse_mount_opts(char *data, + struct binderfs_mount_opts *opts) +{ + char *p; + opts->max = BINDERFS_MAX_MINOR; + + while ((p = strsep(&data, ",")) != NULL) { + substring_t args[MAX_OPT_ARGS]; + int token; + int max_devices; + + if (!*p) + continue; + + token = match_token(p, tokens, args); + switch (token) { + case Opt_max: + if (match_int(&args[0], &max_devices) || + (max_devices < 0 || + (max_devices > BINDERFS_MAX_MINOR))) + return -EINVAL; + + opts->max = max_devices; + break; + default: + pr_err("Invalid mount options\n"); + return -EINVAL; + } + } + + return 0; +} + +static int binderfs_remount(struct super_block *sb, int *flags, char *data) +{ + struct binderfs_info *info = sb->s_fs_info; + return binderfs_parse_mount_opts(data, &info->mount_opts); +} + +static int binderfs_show_mount_opts(struct seq_file *seq, struct dentry *root) +{ + struct binderfs_info *info; + + info = root->d_sb->s_fs_info; + if (info->mount_opts.max <= BINDERFS_MAX_MINOR) + seq_printf(seq, ",max=%d", info->mount_opts.max); + + return 0; +} + static const struct super_operations binderfs_super_ops = { - .statfs = simple_statfs, - .evict_inode = binderfs_evict_inode, + .evict_inode = binderfs_evict_inode, + .remount_fs = binderfs_remount, + .show_options = binderfs_show_mount_opts, + .statfs = simple_statfs, }; +static inline bool is_binderfs_control_device(const struct dentry *dentry) +{ + struct binderfs_info *info = dentry->d_sb->s_fs_info; + return info->control_dentry == dentry; +} + static int binderfs_rename(struct inode *old_dir, struct dentry *old_dentry, struct inode *new_dir, struct dentry *new_dentry, unsigned int flags) { - struct inode *inode = d_inode(old_dentry); - - /* binderfs doesn't support directories. */ - if (d_is_dir(old_dentry)) + if (is_binderfs_control_device(old_dentry) || + is_binderfs_control_device(new_dentry)) return -EPERM; - if (flags & ~RENAME_NOREPLACE) - return -EINVAL; - - if (!simple_empty(new_dentry)) - return -ENOTEMPTY; - - if (d_really_is_positive(new_dentry)) - simple_unlink(new_dir, new_dentry); - - old_dir->i_ctime = old_dir->i_mtime = new_dir->i_ctime = - new_dir->i_mtime = inode->i_ctime = current_time(old_dir); - - return 0; + return simple_rename(old_dir, old_dentry, new_dir, new_dentry, flags); } static int binderfs_unlink(struct inode *dir, struct dentry *dentry) { - /* - * The control dentry is only ever touched during mount so checking it - * here should not require us to take lock. - */ - if (BINDERFS_I(dir)->control_dentry == dentry) + if (is_binderfs_control_device(dentry)) return -EPERM; return simple_unlink(dir, dentry); @@ -318,8 +400,6 @@ static int binderfs_binder_ctl_create(struct super_block *sb) if (!device) return -ENOMEM; - inode_lock(d_inode(root)); - /* If we have already created a binder-control node, return. */ if (info->control_dentry) { ret = 0; @@ -358,12 +438,10 @@ static int binderfs_binder_ctl_create(struct super_block *sb) inode->i_private = device; info->control_dentry = dentry; d_add(dentry, inode); - inode_unlock(d_inode(root)); return 0; out: - inode_unlock(d_inode(root)); kfree(device); iput(inode); @@ -378,12 +456,9 @@ static const struct inode_operations binderfs_dir_inode_operations = { static int binderfs_fill_super(struct super_block *sb, void *data, int silent) { + int ret; struct binderfs_info *info; - int ret = -ENOMEM; struct inode *inode = NULL; - struct ipc_namespace *ipc_ns = sb->s_fs_info; - - get_ipc_ns(ipc_ns); sb->s_blocksize = PAGE_SIZE; sb->s_blocksize_bits = PAGE_SHIFT; @@ -405,11 +480,17 @@ static int binderfs_fill_super(struct super_block *sb, void *data, int silent) sb->s_op = &binderfs_super_ops; sb->s_time_gran = 1; - info = kzalloc(sizeof(struct binderfs_info), GFP_KERNEL); - if (!info) - goto err_without_dentry; + sb->s_fs_info = kzalloc(sizeof(struct binderfs_info), GFP_KERNEL); + if (!sb->s_fs_info) + return -ENOMEM; + info = sb->s_fs_info; + + info->ipc_ns = get_ipc_ns(current->nsproxy->ipc_ns); + + ret = binderfs_parse_mount_opts(data, &info->mount_opts); + if (ret) + return ret; - info->ipc_ns = ipc_ns; info->root_gid = make_kgid(sb->s_user_ns, 0); if (!gid_valid(info->root_gid)) info->root_gid = GLOBAL_ROOT_GID; @@ -417,11 +498,9 @@ static int binderfs_fill_super(struct super_block *sb, void *data, int silent) if (!uid_valid(info->root_uid)) info->root_uid = GLOBAL_ROOT_UID; - sb->s_fs_info = info; - inode = new_inode(sb); if (!inode) - goto err_without_dentry; + return -ENOMEM; inode->i_ino = FIRST_INODE; inode->i_fop = &simple_dir_operations; @@ -432,79 +511,28 @@ static int binderfs_fill_super(struct super_block *sb, void *data, int silent) sb->s_root = d_make_root(inode); if (!sb->s_root) - goto err_without_dentry; - - ret = binderfs_binder_ctl_create(sb); - if (ret) - goto err_with_dentry; - - return 0; - -err_with_dentry: - dput(sb->s_root); - sb->s_root = NULL; - -err_without_dentry: - put_ipc_ns(ipc_ns); - iput(inode); - kfree(info); - - return ret; -} - -static int binderfs_test_super(struct super_block *sb, void *data) -{ - struct binderfs_info *info = sb->s_fs_info; - - if (info) - return info->ipc_ns == data; - - return 0; -} + return -ENOMEM; -static int binderfs_set_super(struct super_block *sb, void *data) -{ - sb->s_fs_info = data; - return set_anon_super(sb, NULL); + return binderfs_binder_ctl_create(sb); } static struct dentry *binderfs_mount(struct file_system_type *fs_type, int flags, const char *dev_name, void *data) { - struct super_block *sb; - struct ipc_namespace *ipc_ns = current->nsproxy->ipc_ns; - - if (!ns_capable(ipc_ns->user_ns, CAP_SYS_ADMIN)) - return ERR_PTR(-EPERM); - - sb = sget_userns(fs_type, binderfs_test_super, binderfs_set_super, - flags, ipc_ns->user_ns, ipc_ns); - if (IS_ERR(sb)) - return ERR_CAST(sb); - - if (!sb->s_root) { - int ret = binderfs_fill_super(sb, data, flags & SB_SILENT ? 1 : 0); - if (ret) { - deactivate_locked_super(sb); - return ERR_PTR(ret); - } - - sb->s_flags |= SB_ACTIVE; - } - - return dget(sb->s_root); + return mount_nodev(fs_type, flags, data, binderfs_fill_super); } static void binderfs_kill_super(struct super_block *sb) { struct binderfs_info *info = sb->s_fs_info; + kill_litter_super(sb); + if (info && info->ipc_ns) put_ipc_ns(info->ipc_ns); kfree(info); - kill_litter_super(sb); } static struct file_system_type binder_fs_type = { @@ -530,14 +558,6 @@ static int __init init_binderfs(void) return ret; } - binderfs_mnt = kern_mount(&binder_fs_type); - if (IS_ERR(binderfs_mnt)) { - ret = PTR_ERR(binderfs_mnt); - binderfs_mnt = NULL; - unregister_filesystem(&binder_fs_type); - unregister_chrdev_region(binderfs_dev, BINDERFS_MAX_MINOR); - } - return ret; } diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig index 4ca7a6b4eaae..8218db17ebdb 100644 --- a/drivers/ata/Kconfig +++ b/drivers/ata/Kconfig @@ -1091,7 +1091,7 @@ comment "Generic fallback / legacy drivers" config PATA_ACPI tristate "ACPI firmware driver for PATA" - depends on ATA_ACPI && ATA_BMDMA + depends on ATA_ACPI && ATA_BMDMA && PCI help This option enables an ACPI method driver which drives motherboard PATA controller interfaces through the ACPI diff --git a/drivers/atm/he.c b/drivers/atm/he.c index 2e9d1cfe3aeb..211607986134 100644 --- a/drivers/atm/he.c +++ b/drivers/atm/he.c @@ -718,7 +718,7 @@ static int he_init_cs_block_rcm(struct he_dev *he_dev) instead of '/ 512', use '>> 9' to prevent a call to divdu3 on x86 platforms */ - rate_cps = (unsigned long long) (1 << exp) * (man + 512) >> 9; + rate_cps = (unsigned long long) (1UL << exp) * (man + 512) >> 9; if (rate_cps < 10) rate_cps = 10; /* 2.2.1 minimum payload rate is 10 cps */ diff --git a/drivers/base/regmap/regmap-irq.c b/drivers/base/regmap/regmap-irq.c index 1bd1145ad8b5..330c1f7e9665 100644 --- a/drivers/base/regmap/regmap-irq.c +++ b/drivers/base/regmap/regmap-irq.c @@ -108,6 +108,9 @@ static void regmap_irq_sync_unlock(struct irq_data *data) * suppress pointless writes. */ for (i = 0; i < d->chip->num_regs; i++) { + if (!d->chip->mask_base) + continue; + reg = d->chip->mask_base + (i * map->reg_stride * d->irq_reg_stride); if (d->chip->mask_invert) { @@ -258,7 +261,7 @@ static int regmap_irq_set_type(struct irq_data *data, unsigned int type) const struct regmap_irq_type *t = &irq_data->type; if ((t->types_supported & type) != type) - return -ENOTSUPP; + return 0; reg = t->type_reg_offset / map->reg_stride; @@ -588,6 +591,9 @@ int regmap_add_irq_chip(struct regmap *map, int irq, int irq_flags, /* Mask all the interrupts by default */ for (i = 0; i < chip->num_regs; i++) { d->mask_buf[i] = d->mask_buf_def[i]; + if (!chip->mask_base) + continue; + reg = chip->mask_base + (i * map->reg_stride * d->irq_reg_stride); if (chip->mask_invert) diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index 08696f5f00bb..7c9a949e876b 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -288,9 +288,10 @@ static void nbd_size_update(struct nbd_device *nbd) blk_queue_physical_block_size(nbd->disk->queue, config->blksize); set_capacity(nbd->disk, config->bytesize >> 9); if (bdev) { - if (bdev->bd_disk) + if (bdev->bd_disk) { bd_set_size(bdev, config->bytesize); - else + set_blocksize(bdev, config->blksize); + } else bdev->bd_invalidated = 1; bdput(bdev); } diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index a74ce885b541..c518659b4d9f 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -32,6 +32,7 @@ #include <linux/moduleparam.h> #include <linux/workqueue.h> #include <linux/uuid.h> +#include <linux/nospec.h> #define IPMI_DRIVER_VERSION "39.2" @@ -62,7 +63,8 @@ static void ipmi_debug_msg(const char *title, unsigned char *data, { } #endif -static int initialized; +static bool initialized; +static bool drvregistered; enum ipmi_panic_event_op { IPMI_SEND_PANIC_EVENT_NONE, @@ -612,7 +614,7 @@ static DEFINE_MUTEX(ipmidriver_mutex); static LIST_HEAD(ipmi_interfaces); static DEFINE_MUTEX(ipmi_interfaces_mutex); -DEFINE_STATIC_SRCU(ipmi_interfaces_srcu); +struct srcu_struct ipmi_interfaces_srcu; /* * List of watchers that want to know when smi's are added and deleted. @@ -720,7 +722,15 @@ struct watcher_entry { int ipmi_smi_watcher_register(struct ipmi_smi_watcher *watcher) { struct ipmi_smi *intf; - int index; + int index, rv; + + /* + * Make sure the driver is actually initialized, this handles + * problems with initialization order. + */ + rv = ipmi_init_msghandler(); + if (rv) + return rv; mutex_lock(&smi_watchers_mutex); @@ -884,7 +894,7 @@ static int deliver_response(struct ipmi_smi *intf, struct ipmi_recv_msg *msg) if (user) { user->handler->ipmi_recv_hndl(msg, user->handler_data); - release_ipmi_user(msg->user, index); + release_ipmi_user(user, index); } else { /* User went away, give up. */ ipmi_free_recv_msg(msg); @@ -1076,7 +1086,7 @@ int ipmi_create_user(unsigned int if_num, { unsigned long flags; struct ipmi_user *new_user; - int rv = 0, index; + int rv, index; struct ipmi_smi *intf; /* @@ -1094,18 +1104,9 @@ int ipmi_create_user(unsigned int if_num, * Make sure the driver is actually initialized, this handles * problems with initialization order. */ - if (!initialized) { - rv = ipmi_init_msghandler(); - if (rv) - return rv; - - /* - * The init code doesn't return an error if it was turned - * off, but it won't initialize. Check that. - */ - if (!initialized) - return -ENODEV; - } + rv = ipmi_init_msghandler(); + if (rv) + return rv; new_user = kmalloc(sizeof(*new_user), GFP_KERNEL); if (!new_user) @@ -1183,6 +1184,7 @@ EXPORT_SYMBOL(ipmi_get_smi_info); static void free_user(struct kref *ref) { struct ipmi_user *user = container_of(ref, struct ipmi_user, refcount); + cleanup_srcu_struct(&user->release_barrier); kfree(user); } @@ -1259,7 +1261,6 @@ int ipmi_destroy_user(struct ipmi_user *user) { _ipmi_destroy_user(user); - cleanup_srcu_struct(&user->release_barrier); kref_put(&user->refcount, free_user); return 0; @@ -1298,10 +1299,12 @@ int ipmi_set_my_address(struct ipmi_user *user, if (!user) return -ENODEV; - if (channel >= IPMI_MAX_CHANNELS) + if (channel >= IPMI_MAX_CHANNELS) { rv = -EINVAL; - else + } else { + channel = array_index_nospec(channel, IPMI_MAX_CHANNELS); user->intf->addrinfo[channel].address = address; + } release_ipmi_user(user, index); return rv; @@ -1318,10 +1321,12 @@ int ipmi_get_my_address(struct ipmi_user *user, if (!user) return -ENODEV; - if (channel >= IPMI_MAX_CHANNELS) + if (channel >= IPMI_MAX_CHANNELS) { rv = -EINVAL; - else + } else { + channel = array_index_nospec(channel, IPMI_MAX_CHANNELS); *address = user->intf->addrinfo[channel].address; + } release_ipmi_user(user, index); return rv; @@ -1338,10 +1343,12 @@ int ipmi_set_my_LUN(struct ipmi_user *user, if (!user) return -ENODEV; - if (channel >= IPMI_MAX_CHANNELS) + if (channel >= IPMI_MAX_CHANNELS) { rv = -EINVAL; - else + } else { + channel = array_index_nospec(channel, IPMI_MAX_CHANNELS); user->intf->addrinfo[channel].lun = LUN & 0x3; + } release_ipmi_user(user, index); return rv; @@ -1358,10 +1365,12 @@ int ipmi_get_my_LUN(struct ipmi_user *user, if (!user) return -ENODEV; - if (channel >= IPMI_MAX_CHANNELS) + if (channel >= IPMI_MAX_CHANNELS) { rv = -EINVAL; - else + } else { + channel = array_index_nospec(channel, IPMI_MAX_CHANNELS); *address = user->intf->addrinfo[channel].lun; + } release_ipmi_user(user, index); return rv; @@ -2184,6 +2193,7 @@ static int check_addr(struct ipmi_smi *intf, { if (addr->channel >= IPMI_MAX_CHANNELS) return -EINVAL; + addr->channel = array_index_nospec(addr->channel, IPMI_MAX_CHANNELS); *lun = intf->addrinfo[addr->channel].lun; *saddr = intf->addrinfo[addr->channel].address; return 0; @@ -3291,17 +3301,9 @@ int ipmi_register_smi(const struct ipmi_smi_handlers *handlers, * Make sure the driver is actually initialized, this handles * problems with initialization order. */ - if (!initialized) { - rv = ipmi_init_msghandler(); - if (rv) - return rv; - /* - * The init code doesn't return an error if it was turned - * off, but it won't initialize. Check that. - */ - if (!initialized) - return -ENODEV; - } + rv = ipmi_init_msghandler(); + if (rv) + return rv; intf = kzalloc(sizeof(*intf), GFP_KERNEL); if (!intf) @@ -5017,6 +5019,22 @@ static int panic_event(struct notifier_block *this, return NOTIFY_DONE; } +/* Must be called with ipmi_interfaces_mutex held. */ +static int ipmi_register_driver(void) +{ + int rv; + + if (drvregistered) + return 0; + + rv = driver_register(&ipmidriver.driver); + if (rv) + pr_err("Could not register IPMI driver\n"); + else + drvregistered = true; + return rv; +} + static struct notifier_block panic_block = { .notifier_call = panic_event, .next = NULL, @@ -5027,66 +5045,75 @@ static int ipmi_init_msghandler(void) { int rv; + mutex_lock(&ipmi_interfaces_mutex); + rv = ipmi_register_driver(); + if (rv) + goto out; if (initialized) - return 0; - - rv = driver_register(&ipmidriver.driver); - if (rv) { - pr_err("Could not register IPMI driver\n"); - return rv; - } + goto out; - pr_info("version " IPMI_DRIVER_VERSION "\n"); + init_srcu_struct(&ipmi_interfaces_srcu); timer_setup(&ipmi_timer, ipmi_timeout, 0); mod_timer(&ipmi_timer, jiffies + IPMI_TIMEOUT_JIFFIES); atomic_notifier_chain_register(&panic_notifier_list, &panic_block); - initialized = 1; + initialized = true; - return 0; +out: + mutex_unlock(&ipmi_interfaces_mutex); + return rv; } static int __init ipmi_init_msghandler_mod(void) { - ipmi_init_msghandler(); - return 0; + int rv; + + pr_info("version " IPMI_DRIVER_VERSION "\n"); + + mutex_lock(&ipmi_interfaces_mutex); + rv = ipmi_register_driver(); + mutex_unlock(&ipmi_interfaces_mutex); + + return rv; } static void __exit cleanup_ipmi(void) { int count; - if (!initialized) - return; - - atomic_notifier_chain_unregister(&panic_notifier_list, &panic_block); + if (initialized) { + atomic_notifier_chain_unregister(&panic_notifier_list, + &panic_block); - /* - * This can't be called if any interfaces exist, so no worry - * about shutting down the interfaces. - */ + /* + * This can't be called if any interfaces exist, so no worry + * about shutting down the interfaces. + */ - /* - * Tell the timer to stop, then wait for it to stop. This - * avoids problems with race conditions removing the timer - * here. - */ - atomic_inc(&stop_operation); - del_timer_sync(&ipmi_timer); + /* + * Tell the timer to stop, then wait for it to stop. This + * avoids problems with race conditions removing the timer + * here. + */ + atomic_inc(&stop_operation); + del_timer_sync(&ipmi_timer); - driver_unregister(&ipmidriver.driver); + initialized = false; - initialized = 0; + /* Check for buffer leaks. */ + count = atomic_read(&smi_msg_inuse_count); + if (count != 0) + pr_warn("SMI message count %d at exit\n", count); + count = atomic_read(&recv_msg_inuse_count); + if (count != 0) + pr_warn("recv message count %d at exit\n", count); - /* Check for buffer leaks. */ - count = atomic_read(&smi_msg_inuse_count); - if (count != 0) - pr_warn("SMI message count %d at exit\n", count); - count = atomic_read(&recv_msg_inuse_count); - if (count != 0) - pr_warn("recv message count %d at exit\n", count); + cleanup_srcu_struct(&ipmi_interfaces_srcu); + } + if (drvregistered) + driver_unregister(&ipmidriver.driver); } module_exit(cleanup_ipmi); diff --git a/drivers/char/ipmi/ipmi_ssif.c b/drivers/char/ipmi/ipmi_ssif.c index ca9528c4f183..b7a1ae2afaea 100644 --- a/drivers/char/ipmi/ipmi_ssif.c +++ b/drivers/char/ipmi/ipmi_ssif.c @@ -632,8 +632,9 @@ static void msg_done_handler(struct ssif_info *ssif_info, int result, /* Remove the multi-part read marker. */ len -= 2; + data += 2; for (i = 0; i < len; i++) - ssif_info->data[i] = data[i+2]; + ssif_info->data[i] = data[i]; ssif_info->multi_len = len; ssif_info->multi_pos = 1; @@ -661,8 +662,19 @@ static void msg_done_handler(struct ssif_info *ssif_info, int result, } blocknum = data[0]; + len--; + data++; + + if (blocknum != 0xff && len != 31) { + /* All blocks but the last must have 31 data bytes. */ + result = -EIO; + if (ssif_info->ssif_debug & SSIF_DEBUG_MSG) + pr_info("Received middle message <31\n"); - if (ssif_info->multi_len + len - 1 > IPMI_MAX_MSG_LENGTH) { + goto continue_op; + } + + if (ssif_info->multi_len + len > IPMI_MAX_MSG_LENGTH) { /* Received message too big, abort the operation. */ result = -E2BIG; if (ssif_info->ssif_debug & SSIF_DEBUG_MSG) @@ -671,16 +683,14 @@ static void msg_done_handler(struct ssif_info *ssif_info, int result, goto continue_op; } - /* Remove the blocknum from the data. */ - len--; for (i = 0; i < len; i++) - ssif_info->data[i + ssif_info->multi_len] = data[i + 1]; + ssif_info->data[i + ssif_info->multi_len] = data[i]; ssif_info->multi_len += len; if (blocknum == 0xff) { /* End of read */ len = ssif_info->multi_len; data = ssif_info->data; - } else if (blocknum + 1 != ssif_info->multi_pos) { + } else if (blocknum != ssif_info->multi_pos) { /* * Out of sequence block, just abort. Block * numbers start at zero for the second block, @@ -707,6 +717,7 @@ static void msg_done_handler(struct ssif_info *ssif_info, int result, } } + continue_op: if (result < 0) { ssif_inc_stat(ssif_info, receive_errors); } else { @@ -714,8 +725,6 @@ static void msg_done_handler(struct ssif_info *ssif_info, int result, ssif_inc_stat(ssif_info, received_message_parts); } - - continue_op: if (ssif_info->ssif_debug & SSIF_DEBUG_STATE) pr_info("DONE 1: state = %d, result=%d\n", ssif_info->ssif_state, result); diff --git a/drivers/char/mwave/mwavedd.c b/drivers/char/mwave/mwavedd.c index b5e3103c1175..e43c876a9223 100644 --- a/drivers/char/mwave/mwavedd.c +++ b/drivers/char/mwave/mwavedd.c @@ -59,6 +59,7 @@ #include <linux/mutex.h> #include <linux/delay.h> #include <linux/serial_8250.h> +#include <linux/nospec.h> #include "smapi.h" #include "mwavedd.h" #include "3780i.h" @@ -289,6 +290,8 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd, ipcnum); return -EINVAL; } + ipcnum = array_index_nospec(ipcnum, + ARRAY_SIZE(pDrvData->IPCs)); PRINTK_3(TRACE_MWAVE, "mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC" " ipcnum %x entry usIntCount %x\n", @@ -317,6 +320,8 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd, " Invalid ipcnum %x\n", ipcnum); return -EINVAL; } + ipcnum = array_index_nospec(ipcnum, + ARRAY_SIZE(pDrvData->IPCs)); PRINTK_3(TRACE_MWAVE, "mwavedd::mwave_ioctl IOCTL_MW_GET_IPC" " ipcnum %x, usIntCount %x\n", @@ -383,6 +388,8 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd, ipcnum); return -EINVAL; } + ipcnum = array_index_nospec(ipcnum, + ARRAY_SIZE(pDrvData->IPCs)); mutex_lock(&mwave_mutex); if (pDrvData->IPCs[ipcnum].bIsEnabled == true) { pDrvData->IPCs[ipcnum].bIsEnabled = false; diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig index e5b2fe80eab4..d2f0bb5ba47e 100644 --- a/drivers/clk/Kconfig +++ b/drivers/clk/Kconfig @@ -293,7 +293,6 @@ config COMMON_CLK_BD718XX source "drivers/clk/actions/Kconfig" source "drivers/clk/bcm/Kconfig" source "drivers/clk/hisilicon/Kconfig" -source "drivers/clk/imx/Kconfig" source "drivers/clk/imgtec/Kconfig" source "drivers/clk/imx/Kconfig" source "drivers/clk/ingenic/Kconfig" diff --git a/drivers/clk/clk-versaclock5.c b/drivers/clk/clk-versaclock5.c index 5b393e711e94..7d16ab0784ec 100644 --- a/drivers/clk/clk-versaclock5.c +++ b/drivers/clk/clk-versaclock5.c @@ -262,8 +262,10 @@ static int vc5_mux_set_parent(struct clk_hw *hw, u8 index) if (vc5->clk_mux_ins == VC5_MUX_IN_XIN) src = VC5_PRIM_SRC_SHDN_EN_XTAL; - if (vc5->clk_mux_ins == VC5_MUX_IN_CLKIN) + else if (vc5->clk_mux_ins == VC5_MUX_IN_CLKIN) src = VC5_PRIM_SRC_SHDN_EN_CLKIN; + else /* Invalid; should have been caught by vc5_probe() */ + return -EINVAL; } return regmap_update_bits(vc5->regmap, VC5_PRIM_SRC_SHDN, mask, src); diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index 75d13c0eff12..6ccdbedb02f3 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -2779,7 +2779,7 @@ static void clk_dump_one(struct seq_file *s, struct clk_core *c, int level) seq_printf(s, "\"protect_count\": %d,", c->protect_count); seq_printf(s, "\"rate\": %lu,", clk_core_get_rate(c)); seq_printf(s, "\"accuracy\": %lu,", clk_core_get_accuracy(c)); - seq_printf(s, "\"phase\": %d", clk_core_get_phase(c)); + seq_printf(s, "\"phase\": %d,", clk_core_get_phase(c)); seq_printf(s, "\"duty_cycle\": %u", clk_core_get_scaled_duty_cycle(c, 100000)); } diff --git a/drivers/clk/imx/clk-imx8qxp-lpcg.c b/drivers/clk/imx/clk-imx8qxp-lpcg.c index 99c2508de8e5..fb6edf1b8aa2 100644 --- a/drivers/clk/imx/clk-imx8qxp-lpcg.c +++ b/drivers/clk/imx/clk-imx8qxp-lpcg.c @@ -169,6 +169,8 @@ static int imx8qxp_lpcg_clk_probe(struct platform_device *pdev) return -ENODEV; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -EINVAL; base = devm_ioremap(dev, res->start, resource_size(res)); if (!base) return -ENOMEM; diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig index 1b1ba54e33dd..1c04575c118f 100644 --- a/drivers/clk/qcom/Kconfig +++ b/drivers/clk/qcom/Kconfig @@ -215,6 +215,7 @@ config MSM_MMCC_8996 config MSM_GCC_8998 tristate "MSM8998 Global Clock Controller" + select QCOM_GDSC help Support for the global clock controller on msm8998 devices. Say Y if you want to use peripheral devices such as UART, SPI, diff --git a/drivers/clk/socfpga/clk-pll-s10.c b/drivers/clk/socfpga/clk-pll-s10.c index 2d5d8b43727e..c4d0b6f6abf2 100644 --- a/drivers/clk/socfpga/clk-pll-s10.c +++ b/drivers/clk/socfpga/clk-pll-s10.c @@ -43,7 +43,7 @@ static unsigned long clk_pll_recalc_rate(struct clk_hw *hwclk, /* Read mdiv and fdiv from the fdbck register */ reg = readl(socfpgaclk->hw.reg + 0x4); mdiv = (reg & SOCFPGA_PLL_MDIV_MASK) >> SOCFPGA_PLL_MDIV_SHIFT; - vco_freq = (unsigned long long)parent_rate * (mdiv + 6); + vco_freq = (unsigned long long)vco_freq * (mdiv + 6); return (unsigned long)vco_freq; } diff --git a/drivers/clk/socfpga/clk-s10.c b/drivers/clk/socfpga/clk-s10.c index 5b238fc314ac..8281dfbf38c2 100644 --- a/drivers/clk/socfpga/clk-s10.c +++ b/drivers/clk/socfpga/clk-s10.c @@ -12,17 +12,17 @@ #include "stratix10-clk.h" -static const char * const pll_mux[] = { "osc1", "cb_intosc_hs_div2_clk", - "f2s_free_clk",}; +static const char * const pll_mux[] = { "osc1", "cb-intosc-hs-div2-clk", + "f2s-free-clk",}; static const char * const cntr_mux[] = { "main_pll", "periph_pll", - "osc1", "cb_intosc_hs_div2_clk", - "f2s_free_clk"}; -static const char * const boot_mux[] = { "osc1", "cb_intosc_hs_div2_clk",}; + "osc1", "cb-intosc-hs-div2-clk", + "f2s-free-clk"}; +static const char * const boot_mux[] = { "osc1", "cb-intosc-hs-div2-clk",}; static const char * const noc_free_mux[] = {"main_noc_base_clk", "peri_noc_base_clk", - "osc1", "cb_intosc_hs_div2_clk", - "f2s_free_clk"}; + "osc1", "cb-intosc-hs-div2-clk", + "f2s-free-clk"}; static const char * const emaca_free_mux[] = {"peri_emaca_clk", "boot_clk"}; static const char * const emacb_free_mux[] = {"peri_emacb_clk", "boot_clk"}; @@ -33,14 +33,14 @@ static const char * const s2f_usr1_free_mux[] = {"peri_s2f_usr1_clk", "boot_clk" static const char * const psi_ref_free_mux[] = {"peri_psi_ref_clk", "boot_clk"}; static const char * const mpu_mux[] = { "mpu_free_clk", "boot_clk",}; -static const char * const s2f_usr0_mux[] = {"f2s_free_clk", "boot_clk"}; +static const char * const s2f_usr0_mux[] = {"f2s-free-clk", "boot_clk"}; static const char * const emac_mux[] = {"emaca_free_clk", "emacb_free_clk"}; static const char * const noc_mux[] = {"noc_free_clk", "boot_clk"}; static const char * const mpu_free_mux[] = {"main_mpu_base_clk", "peri_mpu_base_clk", - "osc1", "cb_intosc_hs_div2_clk", - "f2s_free_clk"}; + "osc1", "cb-intosc-hs-div2-clk", + "f2s-free-clk"}; /* clocks in AO (always on) controller */ static const struct stratix10_pll_clock s10_pll_clks[] = { diff --git a/drivers/clk/tegra/clk-tegra124-dfll-fcpu.c b/drivers/clk/tegra/clk-tegra124-dfll-fcpu.c index 269d3595758b..edc31bb56674 100644 --- a/drivers/clk/tegra/clk-tegra124-dfll-fcpu.c +++ b/drivers/clk/tegra/clk-tegra124-dfll-fcpu.c @@ -133,9 +133,11 @@ static int tegra124_dfll_fcpu_remove(struct platform_device *pdev) struct tegra_dfll_soc_data *soc; soc = tegra_dfll_unregister(pdev); - if (IS_ERR(soc)) + if (IS_ERR(soc)) { dev_err(&pdev->dev, "failed to unregister DFLL: %ld\n", PTR_ERR(soc)); + return PTR_ERR(soc); + } tegra_cvb_remove_opp_table(soc->dev, soc->cvb, soc->max_freq); diff --git a/drivers/clk/zynqmp/clkc.c b/drivers/clk/zynqmp/clkc.c index f65cc0ff76ab..b0908ec62f73 100644 --- a/drivers/clk/zynqmp/clkc.c +++ b/drivers/clk/zynqmp/clkc.c @@ -669,8 +669,8 @@ static int zynqmp_clk_setup(struct device_node *np) if (ret) return ret; - zynqmp_data = kzalloc(sizeof(*zynqmp_data) + sizeof(*zynqmp_data) * - clock_max_idx, GFP_KERNEL); + zynqmp_data = kzalloc(struct_size(zynqmp_data, hws, clock_max_idx), + GFP_KERNEL); if (!zynqmp_data) return -ENOMEM; diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig index 5a90075f719d..0be55fcc19ba 100644 --- a/drivers/crypto/Kconfig +++ b/drivers/crypto/Kconfig @@ -692,6 +692,7 @@ config CRYPTO_DEV_BCM_SPU depends on ARCH_BCM_IPROC depends on MAILBOX default m + select CRYPTO_AUTHENC select CRYPTO_DES select CRYPTO_MD5 select CRYPTO_SHA1 diff --git a/drivers/crypto/bcm/cipher.c b/drivers/crypto/bcm/cipher.c index c9393ffb70ed..5567cbda2798 100644 --- a/drivers/crypto/bcm/cipher.c +++ b/drivers/crypto/bcm/cipher.c @@ -2845,44 +2845,28 @@ static int aead_authenc_setkey(struct crypto_aead *cipher, struct spu_hw *spu = &iproc_priv.spu; struct iproc_ctx_s *ctx = crypto_aead_ctx(cipher); struct crypto_tfm *tfm = crypto_aead_tfm(cipher); - struct rtattr *rta = (void *)key; - struct crypto_authenc_key_param *param; - const u8 *origkey = key; - const unsigned int origkeylen = keylen; - - int ret = 0; + struct crypto_authenc_keys keys; + int ret; flow_log("%s() aead:%p key:%p keylen:%u\n", __func__, cipher, key, keylen); flow_dump(" key: ", key, keylen); - if (!RTA_OK(rta, keylen)) - goto badkey; - if (rta->rta_type != CRYPTO_AUTHENC_KEYA_PARAM) - goto badkey; - if (RTA_PAYLOAD(rta) < sizeof(*param)) + ret = crypto_authenc_extractkeys(&keys, key, keylen); + if (ret) goto badkey; - param = RTA_DATA(rta); - ctx->enckeylen = be32_to_cpu(param->enckeylen); - - key += RTA_ALIGN(rta->rta_len); - keylen -= RTA_ALIGN(rta->rta_len); - - if (keylen < ctx->enckeylen) - goto badkey; - if (ctx->enckeylen > MAX_KEY_SIZE) + if (keys.enckeylen > MAX_KEY_SIZE || + keys.authkeylen > MAX_KEY_SIZE) goto badkey; - ctx->authkeylen = keylen - ctx->enckeylen; - - if (ctx->authkeylen > MAX_KEY_SIZE) - goto badkey; + ctx->enckeylen = keys.enckeylen; + ctx->authkeylen = keys.authkeylen; - memcpy(ctx->enckey, key + ctx->authkeylen, ctx->enckeylen); + memcpy(ctx->enckey, keys.enckey, keys.enckeylen); /* May end up padding auth key. So make sure it's zeroed. */ memset(ctx->authkey, 0, sizeof(ctx->authkey)); - memcpy(ctx->authkey, key, ctx->authkeylen); + memcpy(ctx->authkey, keys.authkey, keys.authkeylen); switch (ctx->alg->cipher_info.alg) { case CIPHER_ALG_DES: @@ -2890,7 +2874,7 @@ static int aead_authenc_setkey(struct crypto_aead *cipher, u32 tmp[DES_EXPKEY_WORDS]; u32 flags = CRYPTO_TFM_RES_WEAK_KEY; - if (des_ekey(tmp, key) == 0) { + if (des_ekey(tmp, keys.enckey) == 0) { if (crypto_aead_get_flags(cipher) & CRYPTO_TFM_REQ_WEAK_KEY) { crypto_aead_set_flags(cipher, flags); @@ -2905,7 +2889,7 @@ static int aead_authenc_setkey(struct crypto_aead *cipher, break; case CIPHER_ALG_3DES: if (ctx->enckeylen == (DES_KEY_SIZE * 3)) { - const u32 *K = (const u32 *)key; + const u32 *K = (const u32 *)keys.enckey; u32 flags = CRYPTO_TFM_RES_BAD_KEY_SCHED; if (!((K[0] ^ K[2]) | (K[1] ^ K[3])) || @@ -2956,9 +2940,7 @@ static int aead_authenc_setkey(struct crypto_aead *cipher, ctx->fallback_cipher->base.crt_flags &= ~CRYPTO_TFM_REQ_MASK; ctx->fallback_cipher->base.crt_flags |= tfm->crt_flags & CRYPTO_TFM_REQ_MASK; - ret = - crypto_aead_setkey(ctx->fallback_cipher, origkey, - origkeylen); + ret = crypto_aead_setkey(ctx->fallback_cipher, key, keylen); if (ret) { flow_log(" fallback setkey() returned:%d\n", ret); tfm->crt_flags &= ~CRYPTO_TFM_RES_MASK; diff --git a/drivers/crypto/caam/caamalg.c b/drivers/crypto/caam/caamalg.c index 92e593e2069a..80ae69f906fb 100644 --- a/drivers/crypto/caam/caamalg.c +++ b/drivers/crypto/caam/caamalg.c @@ -3476,7 +3476,7 @@ static int __init caam_algapi_init(void) * Skip algorithms requiring message digests * if MD or MD size is not supported by device. */ - if ((c2_alg_sel & ~OP_ALG_ALGSEL_SUBMASK) == 0x40 && + if (is_mdha(c2_alg_sel) && (!md_inst || t_alg->aead.maxauthsize > md_limit)) continue; diff --git a/drivers/crypto/caam/caamhash.c b/drivers/crypto/caam/caamhash.c index 81712aa5d0f2..bb1a2cdf1951 100644 --- a/drivers/crypto/caam/caamhash.c +++ b/drivers/crypto/caam/caamhash.c @@ -1072,13 +1072,16 @@ static int ahash_final_no_ctx(struct ahash_request *req) desc = edesc->hw_desc; - state->buf_dma = dma_map_single(jrdev, buf, buflen, DMA_TO_DEVICE); - if (dma_mapping_error(jrdev, state->buf_dma)) { - dev_err(jrdev, "unable to map src\n"); - goto unmap; - } + if (buflen) { + state->buf_dma = dma_map_single(jrdev, buf, buflen, + DMA_TO_DEVICE); + if (dma_mapping_error(jrdev, state->buf_dma)) { + dev_err(jrdev, "unable to map src\n"); + goto unmap; + } - append_seq_in_ptr(desc, state->buf_dma, buflen, 0); + append_seq_in_ptr(desc, state->buf_dma, buflen, 0); + } edesc->dst_dma = map_seq_out_ptr_result(desc, jrdev, req->result, digestsize); diff --git a/drivers/crypto/caam/desc.h b/drivers/crypto/caam/desc.h index ec10230178c5..4b6854bf896a 100644 --- a/drivers/crypto/caam/desc.h +++ b/drivers/crypto/caam/desc.h @@ -1155,6 +1155,7 @@ #define OP_ALG_ALGSEL_DES (0x20 << OP_ALG_ALGSEL_SHIFT) #define OP_ALG_ALGSEL_3DES (0x21 << OP_ALG_ALGSEL_SHIFT) #define OP_ALG_ALGSEL_ARC4 (0x30 << OP_ALG_ALGSEL_SHIFT) +#define OP_ALG_CHA_MDHA (0x40 << OP_ALG_ALGSEL_SHIFT) #define OP_ALG_ALGSEL_MD5 (0x40 << OP_ALG_ALGSEL_SHIFT) #define OP_ALG_ALGSEL_SHA1 (0x41 << OP_ALG_ALGSEL_SHIFT) #define OP_ALG_ALGSEL_SHA224 (0x42 << OP_ALG_ALGSEL_SHIFT) diff --git a/drivers/crypto/caam/error.h b/drivers/crypto/caam/error.h index 67ea94079837..8c6b83e02a70 100644 --- a/drivers/crypto/caam/error.h +++ b/drivers/crypto/caam/error.h @@ -7,6 +7,9 @@ #ifndef CAAM_ERROR_H #define CAAM_ERROR_H + +#include "desc.h" + #define CAAM_ERROR_STR_MAX 302 void caam_strstatus(struct device *dev, u32 status, bool qi_v2); @@ -17,4 +20,10 @@ void caam_strstatus(struct device *dev, u32 status, bool qi_v2); void caam_dump_sg(const char *level, const char *prefix_str, int prefix_type, int rowsize, int groupsize, struct scatterlist *sg, size_t tlen, bool ascii); + +static inline bool is_mdha(u32 algtype) +{ + return (algtype & OP_ALG_ALGSEL_MASK & ~OP_ALG_ALGSEL_SUBMASK) == + OP_ALG_CHA_MDHA; +} #endif /* CAAM_ERROR_H */ diff --git a/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c b/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c index e34e4df8fd24..fe070d75c842 100644 --- a/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c +++ b/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c @@ -567,10 +567,10 @@ static void process_response_list(struct nitrox_cmdq *cmdq) /* ORH error code */ err = READ_ONCE(*sr->resp.orh) & 0xff; - softreq_destroy(sr); if (sr->callback) sr->callback(sr->cb_arg, err); + softreq_destroy(sr); req_completed++; } diff --git a/drivers/crypto/ccree/cc_aead.c b/drivers/crypto/ccree/cc_aead.c index f2643cda45db..a3527c00b29a 100644 --- a/drivers/crypto/ccree/cc_aead.c +++ b/drivers/crypto/ccree/cc_aead.c @@ -549,13 +549,12 @@ static int cc_aead_setkey(struct crypto_aead *tfm, const u8 *key, unsigned int keylen) { struct cc_aead_ctx *ctx = crypto_aead_ctx(tfm); - struct rtattr *rta = (struct rtattr *)key; struct cc_crypto_req cc_req = {}; - struct crypto_authenc_key_param *param; struct cc_hw_desc desc[MAX_AEAD_SETKEY_SEQ]; - int rc = -EINVAL; unsigned int seq_len = 0; struct device *dev = drvdata_to_dev(ctx->drvdata); + const u8 *enckey, *authkey; + int rc; dev_dbg(dev, "Setting key in context @%p for %s. key=%p keylen=%u\n", ctx, crypto_tfm_alg_name(crypto_aead_tfm(tfm)), key, keylen); @@ -563,35 +562,33 @@ static int cc_aead_setkey(struct crypto_aead *tfm, const u8 *key, /* STAT_PHASE_0: Init and sanity checks */ if (ctx->auth_mode != DRV_HASH_NULL) { /* authenc() alg. */ - if (!RTA_OK(rta, keylen)) - goto badkey; - if (rta->rta_type != CRYPTO_AUTHENC_KEYA_PARAM) - goto badkey; - if (RTA_PAYLOAD(rta) < sizeof(*param)) - goto badkey; - param = RTA_DATA(rta); - ctx->enc_keylen = be32_to_cpu(param->enckeylen); - key += RTA_ALIGN(rta->rta_len); - keylen -= RTA_ALIGN(rta->rta_len); - if (keylen < ctx->enc_keylen) + struct crypto_authenc_keys keys; + + rc = crypto_authenc_extractkeys(&keys, key, keylen); + if (rc) goto badkey; - ctx->auth_keylen = keylen - ctx->enc_keylen; + enckey = keys.enckey; + authkey = keys.authkey; + ctx->enc_keylen = keys.enckeylen; + ctx->auth_keylen = keys.authkeylen; if (ctx->cipher_mode == DRV_CIPHER_CTR) { /* the nonce is stored in bytes at end of key */ + rc = -EINVAL; if (ctx->enc_keylen < (AES_MIN_KEY_SIZE + CTR_RFC3686_NONCE_SIZE)) goto badkey; /* Copy nonce from last 4 bytes in CTR key to * first 4 bytes in CTR IV */ - memcpy(ctx->ctr_nonce, key + ctx->auth_keylen + - ctx->enc_keylen - CTR_RFC3686_NONCE_SIZE, - CTR_RFC3686_NONCE_SIZE); + memcpy(ctx->ctr_nonce, enckey + ctx->enc_keylen - + CTR_RFC3686_NONCE_SIZE, CTR_RFC3686_NONCE_SIZE); /* Set CTR key size */ ctx->enc_keylen -= CTR_RFC3686_NONCE_SIZE; } } else { /* non-authenc - has just one key */ + enckey = key; + authkey = NULL; ctx->enc_keylen = keylen; ctx->auth_keylen = 0; } @@ -603,13 +600,14 @@ static int cc_aead_setkey(struct crypto_aead *tfm, const u8 *key, /* STAT_PHASE_1: Copy key to ctx */ /* Get key material */ - memcpy(ctx->enckey, key + ctx->auth_keylen, ctx->enc_keylen); + memcpy(ctx->enckey, enckey, ctx->enc_keylen); if (ctx->enc_keylen == 24) memset(ctx->enckey + 24, 0, CC_AES_KEY_SIZE_MAX - 24); if (ctx->auth_mode == DRV_HASH_XCBC_MAC) { - memcpy(ctx->auth_state.xcbc.xcbc_keys, key, ctx->auth_keylen); + memcpy(ctx->auth_state.xcbc.xcbc_keys, authkey, + ctx->auth_keylen); } else if (ctx->auth_mode != DRV_HASH_NULL) { /* HMAC */ - rc = cc_get_plain_hmac_key(tfm, key, ctx->auth_keylen); + rc = cc_get_plain_hmac_key(tfm, authkey, ctx->auth_keylen); if (rc) goto badkey; } diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c index 45e20707cef8..f8e2c5c3f4eb 100644 --- a/drivers/crypto/talitos.c +++ b/drivers/crypto/talitos.c @@ -1361,23 +1361,18 @@ static struct talitos_edesc *talitos_edesc_alloc(struct device *dev, struct talitos_private *priv = dev_get_drvdata(dev); bool is_sec1 = has_ftr_sec1(priv); int max_len = is_sec1 ? TALITOS1_MAX_DATA_LEN : TALITOS2_MAX_DATA_LEN; - void *err; if (cryptlen + authsize > max_len) { dev_err(dev, "length exceeds h/w max limit\n"); return ERR_PTR(-EINVAL); } - if (ivsize) - iv_dma = dma_map_single(dev, iv, ivsize, DMA_TO_DEVICE); - if (!dst || dst == src) { src_len = assoclen + cryptlen + authsize; src_nents = sg_nents_for_len(src, src_len); if (src_nents < 0) { dev_err(dev, "Invalid number of src SG.\n"); - err = ERR_PTR(-EINVAL); - goto error_sg; + return ERR_PTR(-EINVAL); } src_nents = (src_nents == 1) ? 0 : src_nents; dst_nents = dst ? src_nents : 0; @@ -1387,16 +1382,14 @@ static struct talitos_edesc *talitos_edesc_alloc(struct device *dev, src_nents = sg_nents_for_len(src, src_len); if (src_nents < 0) { dev_err(dev, "Invalid number of src SG.\n"); - err = ERR_PTR(-EINVAL); - goto error_sg; + return ERR_PTR(-EINVAL); } src_nents = (src_nents == 1) ? 0 : src_nents; dst_len = assoclen + cryptlen + (encrypt ? authsize : 0); dst_nents = sg_nents_for_len(dst, dst_len); if (dst_nents < 0) { dev_err(dev, "Invalid number of dst SG.\n"); - err = ERR_PTR(-EINVAL); - goto error_sg; + return ERR_PTR(-EINVAL); } dst_nents = (dst_nents == 1) ? 0 : dst_nents; } @@ -1423,11 +1416,14 @@ static struct talitos_edesc *talitos_edesc_alloc(struct device *dev, /* if its a ahash, add space for a second desc next to the first one */ if (is_sec1 && !dst) alloc_len += sizeof(struct talitos_desc); + alloc_len += ivsize; edesc = kmalloc(alloc_len, GFP_DMA | flags); - if (!edesc) { - err = ERR_PTR(-ENOMEM); - goto error_sg; + if (!edesc) + return ERR_PTR(-ENOMEM); + if (ivsize) { + iv = memcpy(((u8 *)edesc) + alloc_len - ivsize, iv, ivsize); + iv_dma = dma_map_single(dev, iv, ivsize, DMA_TO_DEVICE); } memset(&edesc->desc, 0, sizeof(edesc->desc)); @@ -1445,10 +1441,6 @@ static struct talitos_edesc *talitos_edesc_alloc(struct device *dev, DMA_BIDIRECTIONAL); } return edesc; -error_sg: - if (iv_dma) - dma_unmap_single(dev, iv_dma, ivsize, DMA_TO_DEVICE); - return err; } static struct talitos_edesc *aead_edesc_alloc(struct aead_request *areq, u8 *iv, diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index 83617fdc661d..0dc96419efe3 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -289,7 +289,7 @@ static bool pca953x_volatile_register(struct device *dev, unsigned int reg) return pca953x_check_register(chip, reg, bank); } -const struct regmap_config pca953x_i2c_regmap = { +static const struct regmap_config pca953x_i2c_regmap = { .reg_bits = 8, .val_bits = 8, diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index 48534bda73d3..259cf6ab969b 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -357,8 +357,6 @@ void acpi_gpiochip_free_interrupts(struct gpio_chip *chip) mutex_unlock(&acpi_gpio_deferred_req_irqs_lock); list_for_each_entry_safe_reverse(event, ep, &acpi_gpio->events, node) { - struct gpio_desc *desc; - if (event->irq_requested) { if (event->irq_is_wake) disable_irq_wake(event->irq); @@ -366,11 +364,8 @@ void acpi_gpiochip_free_interrupts(struct gpio_chip *chip) free_irq(event->irq, event); } - desc = event->desc; - if (WARN_ON(IS_ERR(desc))) - continue; gpiochip_unlock_as_irq(chip, event->pin); - gpiochip_free_own_desc(desc); + gpiochip_free_own_desc(event->desc); list_del(&event->node); kfree(event); } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c index a028661d9e20..92b11de19581 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c @@ -576,6 +576,7 @@ static const struct amdgpu_px_quirk amdgpu_px_quirk_list[] = { { 0x1002, 0x6900, 0x1028, 0x0812, AMDGPU_PX_QUIRK_FORCE_ATPX }, { 0x1002, 0x6900, 0x1028, 0x0813, AMDGPU_PX_QUIRK_FORCE_ATPX }, { 0x1002, 0x6900, 0x1025, 0x125A, AMDGPU_PX_QUIRK_FORCE_ATPX }, + { 0x1002, 0x6900, 0x17AA, 0x3806, AMDGPU_PX_QUIRK_FORCE_ATPX }, { 0, 0, 0, 0, 0 }, }; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index dafc645b2e4e..b083b219b1a9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -531,17 +531,6 @@ amdgpu_display_user_framebuffer_create(struct drm_device *dev, struct drm_gem_object *obj; struct amdgpu_framebuffer *amdgpu_fb; int ret; - int height; - struct amdgpu_device *adev = dev->dev_private; - int cpp = drm_format_plane_cpp(mode_cmd->pixel_format, 0); - int pitch = mode_cmd->pitches[0] / cpp; - - pitch = amdgpu_align_pitch(adev, pitch, cpp, false); - if (mode_cmd->pitches[0] != pitch) { - DRM_DEBUG_KMS("Invalid pitch: expecting %d but got %d\n", - pitch, mode_cmd->pitches[0]); - return ERR_PTR(-EINVAL); - } obj = drm_gem_object_lookup(file_priv, mode_cmd->handles[0]); if (obj == NULL) { @@ -556,13 +545,6 @@ amdgpu_display_user_framebuffer_create(struct drm_device *dev, return ERR_PTR(-EINVAL); } - height = ALIGN(mode_cmd->height, 8); - if (obj->size < pitch * height) { - DRM_DEBUG_KMS("Invalid GEM size: expecting >= %d but got %zu\n", - pitch * height, obj->size); - return ERR_PTR(-EINVAL); - } - amdgpu_fb = kzalloc(sizeof(*amdgpu_fb), GFP_KERNEL); if (amdgpu_fb == NULL) { drm_gem_object_put_unlocked(obj); diff --git a/drivers/gpu/drm/amd/amdkfd/Kconfig b/drivers/gpu/drm/amd/amdkfd/Kconfig index fbf0ee5201c3..c3613604a4f8 100644 --- a/drivers/gpu/drm/amd/amdkfd/Kconfig +++ b/drivers/gpu/drm/amd/amdkfd/Kconfig @@ -4,8 +4,8 @@ config HSA_AMD bool "HSA kernel driver for AMD GPU devices" - depends on DRM_AMDGPU && X86_64 - imply AMD_IOMMU_V2 + depends on DRM_AMDGPU && (X86_64 || ARM64) + imply AMD_IOMMU_V2 if X86_64 select MMU_NOTIFIER help Enable this if you want to use HSA features on AMD GPU devices. diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c index b7bc7d7d048f..5d85ff341385 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c @@ -863,6 +863,7 @@ static int kfd_fill_mem_info_for_cpu(int numa_node_id, int *avail_size, return 0; } +#if CONFIG_X86_64 static int kfd_fill_iolink_info_for_cpu(int numa_node_id, int *avail_size, uint32_t *num_entries, struct crat_subtype_iolink *sub_type_hdr) @@ -905,6 +906,7 @@ static int kfd_fill_iolink_info_for_cpu(int numa_node_id, int *avail_size, return 0; } +#endif /* kfd_create_vcrat_image_cpu - Create Virtual CRAT for CPU * @@ -920,7 +922,9 @@ static int kfd_create_vcrat_image_cpu(void *pcrat_image, size_t *size) struct crat_subtype_generic *sub_type_hdr; int avail_size = *size; int numa_node_id; +#ifdef CONFIG_X86_64 uint32_t entries = 0; +#endif int ret = 0; if (!pcrat_image || avail_size < VCRAT_SIZE_FOR_CPU) @@ -982,6 +986,7 @@ static int kfd_create_vcrat_image_cpu(void *pcrat_image, size_t *size) sub_type_hdr->length); /* Fill in Subtype: IO Link */ +#ifdef CONFIG_X86_64 ret = kfd_fill_iolink_info_for_cpu(numa_node_id, &avail_size, &entries, (struct crat_subtype_iolink *)sub_type_hdr); @@ -992,6 +997,9 @@ static int kfd_create_vcrat_image_cpu(void *pcrat_image, size_t *size) sub_type_hdr = (typeof(sub_type_hdr))((char *)sub_type_hdr + sub_type_hdr->length * entries); +#else + pr_info("IO link not available for non x86 platforms\n"); +#endif crat_table->num_domains++; } diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c index 5f5b2acedbac..09da91644f9f 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c @@ -1093,8 +1093,6 @@ static uint32_t kfd_generate_gpu_id(struct kfd_dev *gpu) * the GPU device is not already present in the topology device * list then return NULL. This means a new topology device has to * be created for this GPU. - * TODO: Rather than assiging @gpu to first topology device withtout - * gpu attached, it will better to have more stringent check. */ static struct kfd_topology_device *kfd_assign_gpu(struct kfd_dev *gpu) { @@ -1102,12 +1100,20 @@ static struct kfd_topology_device *kfd_assign_gpu(struct kfd_dev *gpu) struct kfd_topology_device *out_dev = NULL; down_write(&topology_lock); - list_for_each_entry(dev, &topology_device_list, list) + list_for_each_entry(dev, &topology_device_list, list) { + /* Discrete GPUs need their own topology device list + * entries. Don't assign them to CPU/APU nodes. + */ + if (!gpu->device_info->needs_iommu_device && + dev->node_props.cpu_cores_count) + continue; + if (!dev->gpu && (dev->node_props.simd_count > 0)) { dev->gpu = gpu; out_dev = dev; break; } + } up_write(&topology_lock); return out_dev; } @@ -1392,7 +1398,6 @@ int kfd_topology_enum_kfd_devices(uint8_t idx, struct kfd_dev **kdev) static int kfd_cpumask_to_apic_id(const struct cpumask *cpumask) { - const struct cpuinfo_x86 *cpuinfo; int first_cpu_of_numa_node; if (!cpumask || cpumask == cpu_none_mask) @@ -1400,9 +1405,11 @@ static int kfd_cpumask_to_apic_id(const struct cpumask *cpumask) first_cpu_of_numa_node = cpumask_first(cpumask); if (first_cpu_of_numa_node >= nr_cpu_ids) return -1; - cpuinfo = &cpu_data(first_cpu_of_numa_node); - - return cpuinfo->apicid; +#ifdef CONFIG_X86_64 + return cpu_data(first_cpu_of_numa_node).apicid; +#else + return first_cpu_of_numa_node; +#endif } /* kfd_numa_node_to_apic_id - Returns the APIC ID of the first logical processor diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 34f35e9a3c46..f4fa40c387d3 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1772,7 +1772,7 @@ static int amdgpu_dm_backlight_update_status(struct backlight_device *bd) + caps.min_input_signal * 0x101; if (dc_link_set_backlight_level(dm->backlight_link, - brightness, 0, 0)) + brightness, 0)) return 0; else return 1; @@ -5933,7 +5933,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { if (!drm_atomic_crtc_needs_modeset(new_crtc_state) && !new_crtc_state->color_mgmt_changed && - !new_crtc_state->vrr_enabled) + old_crtc_state->vrr_enabled == new_crtc_state->vrr_enabled) continue; if (!new_crtc_state->enable) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index 52deacf39841..b0265dbebd4c 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -2190,8 +2190,7 @@ int dc_link_get_backlight_level(const struct dc_link *link) bool dc_link_set_backlight_level(const struct dc_link *link, uint32_t backlight_pwm_u16_16, - uint32_t frame_ramp, - const struct dc_stream_state *stream) + uint32_t frame_ramp) { struct dc *core_dc = link->ctx->dc; struct abm *abm = core_dc->res_pool->abm; @@ -2206,10 +2205,6 @@ bool dc_link_set_backlight_level(const struct dc_link *link, (abm->funcs->set_backlight_level_pwm == NULL)) return false; - if (stream) - ((struct dc_stream_state *)stream)->bl_pwm_level = - backlight_pwm_u16_16; - use_smooth_brightness = dmcu->funcs->is_dmcu_initialized(dmcu); DC_LOG_BACKLIGHT("New Backlight level: %d (0x%X)\n", @@ -2637,11 +2632,6 @@ void core_link_enable_stream( if (dc_is_dp_signal(pipe_ctx->stream->signal)) enable_stream_features(pipe_ctx); - - dc_link_set_backlight_level(pipe_ctx->stream->sink->link, - pipe_ctx->stream->bl_pwm_level, - 0, - pipe_ctx->stream); } } diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index 29f19d57ff7a..b2243e0dad1f 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -146,8 +146,7 @@ static inline struct dc_link *dc_get_link_at_index(struct dc *dc, uint32_t link_ */ bool dc_link_set_backlight_level(const struct dc_link *dc_link, uint32_t backlight_pwm_u16_16, - uint32_t frame_ramp, - const struct dc_stream_state *stream); + uint32_t frame_ramp); int dc_link_get_backlight_level(const struct dc_link *dc_link); diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h index be34d638e15d..d70c9e1cda3d 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_stream.h +++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h @@ -91,7 +91,6 @@ struct dc_stream_state { /* DMCU info */ unsigned int abm_level; - unsigned int bl_pwm_level; /* from core_stream struct */ struct dc_context *ctx; diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c index 4bf24758217f..8f09b8625c5d 100644 --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c @@ -1000,7 +1000,7 @@ void dce110_enable_audio_stream(struct pipe_ctx *pipe_ctx) pipe_ctx->stream_res.audio->funcs->az_enable(pipe_ctx->stream_res.audio); - if (num_audio == 1 && pp_smu != NULL && pp_smu->set_pme_wa_enable != NULL) + if (num_audio >= 1 && pp_smu != NULL && pp_smu->set_pme_wa_enable != NULL) /*this is the first audio. apply the PME w/a in order to wake AZ from D3*/ pp_smu->set_pme_wa_enable(&pp_smu->pp_smu); /* un-mute audio */ @@ -1017,6 +1017,8 @@ void dce110_disable_audio_stream(struct pipe_ctx *pipe_ctx, int option) pipe_ctx->stream_res.stream_enc->funcs->audio_mute_control( pipe_ctx->stream_res.stream_enc, true); if (pipe_ctx->stream_res.audio) { + struct pp_smu_funcs_rv *pp_smu = dc->res_pool->pp_smu; + if (option != KEEP_ACQUIRED_RESOURCE || !dc->debug.az_endpoint_mute_only) { /*only disalbe az_endpoint if power down or free*/ @@ -1036,6 +1038,9 @@ void dce110_disable_audio_stream(struct pipe_ctx *pipe_ctx, int option) update_audio_usage(&dc->current_state->res_ctx, dc->res_pool, pipe_ctx->stream_res.audio, false); pipe_ctx->stream_res.audio = NULL; } + if (pp_smu != NULL && pp_smu->set_pme_wa_enable != NULL) + /*this is the first audio. apply the PME w/a in order to wake AZ from D3*/ + pp_smu->set_pme_wa_enable(&pp_smu->pp_smu); /* TODO: notify audio driver for if audio modes list changed * add audio mode list change flag */ diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c index dcb3c5530236..cd1ebe57ed59 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c @@ -463,7 +463,7 @@ void dpp1_set_cursor_position( if (src_y_offset >= (int)param->viewport.height) cur_en = 0; /* not visible beyond bottom edge*/ - if (src_y_offset < 0) + if (src_y_offset + (int)height <= 0) cur_en = 0; /* not visible beyond top edge*/ REG_UPDATE(CURSOR0_CONTROL, diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c index 345af015d061..d1acd7165bc8 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c @@ -1140,7 +1140,7 @@ void hubp1_cursor_set_position( if (src_y_offset >= (int)param->viewport.height) cur_en = 0; /* not visible beyond bottom edge*/ - if (src_y_offset < 0) //+ (int)hubp->curs_attr.height + if (src_y_offset + (int)hubp->curs_attr.height <= 0) cur_en = 0; /* not visible beyond top edge*/ if (cur_en && REG_READ(CURSOR_SURFACE_ADDRESS) == 0) diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index 91e015e14355..58a12ddf12f3 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -2355,29 +2355,22 @@ static void dcn10_apply_ctx_for_surface( top_pipe_to_program->plane_state->update_flags.bits.full_update) for (i = 0; i < dc->res_pool->pipe_count; i++) { struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; - + tg = pipe_ctx->stream_res.tg; /* Skip inactive pipes and ones already updated */ if (!pipe_ctx->stream || pipe_ctx->stream == stream - || !pipe_ctx->plane_state) + || !pipe_ctx->plane_state + || !tg->funcs->is_tg_enabled(tg)) continue; - pipe_ctx->stream_res.tg->funcs->lock(pipe_ctx->stream_res.tg); + tg->funcs->lock(tg); pipe_ctx->plane_res.hubp->funcs->hubp_setup_interdependent( pipe_ctx->plane_res.hubp, &pipe_ctx->dlg_regs, &pipe_ctx->ttu_regs); - } - - for (i = 0; i < dc->res_pool->pipe_count; i++) { - struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; - if (!pipe_ctx->stream || pipe_ctx->stream == stream - || !pipe_ctx->plane_state) - continue; - - dcn10_pipe_control_lock(dc, pipe_ctx, false); - } + tg->funcs->unlock(tg); + } if (num_planes == 0) false_optc_underflow_wa(dc, stream, tg); diff --git a/drivers/gpu/drm/amd/display/modules/power/power_helpers.c b/drivers/gpu/drm/amd/display/modules/power/power_helpers.c index 00f63b7dd32f..c11a443dcbc8 100644 --- a/drivers/gpu/drm/amd/display/modules/power/power_helpers.c +++ b/drivers/gpu/drm/amd/display/modules/power/power_helpers.c @@ -57,6 +57,7 @@ static const unsigned char abm_config[abm_defines_max_config][abm_defines_max_le #define NUM_POWER_FN_SEGS 8 #define NUM_BL_CURVE_SEGS 16 +#pragma pack(push, 1) /* NOTE: iRAM is 256B in size */ struct iram_table_v_2 { /* flags */ @@ -100,6 +101,7 @@ struct iram_table_v_2 { uint8_t dummy8; /* 0xfe */ uint8_t dummy9; /* 0xff */ }; +#pragma pack(pop) static uint16_t backlight_8_to_16(unsigned int backlight_8bit) { diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c index b8747a5c9204..99d596dc0e89 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c @@ -32,6 +32,7 @@ #include "vega10_pptable.h" #define NUM_DSPCLK_LEVELS 8 +#define VEGA10_ENGINECLOCK_HARDMAX 198000 static void set_hw_cap(struct pp_hwmgr *hwmgr, bool enable, enum phm_platform_caps cap) @@ -258,7 +259,26 @@ static int init_over_drive_limits( struct pp_hwmgr *hwmgr, const ATOM_Vega10_POWERPLAYTABLE *powerplay_table) { - hwmgr->platform_descriptor.overdriveLimit.engineClock = + const ATOM_Vega10_GFXCLK_Dependency_Table *gfxclk_dep_table = + (const ATOM_Vega10_GFXCLK_Dependency_Table *) + (((unsigned long) powerplay_table) + + le16_to_cpu(powerplay_table->usGfxclkDependencyTableOffset)); + bool is_acg_enabled = false; + ATOM_Vega10_GFXCLK_Dependency_Record_V2 *patom_record_v2; + + if (gfxclk_dep_table->ucRevId == 1) { + patom_record_v2 = + (ATOM_Vega10_GFXCLK_Dependency_Record_V2 *)gfxclk_dep_table->entries; + is_acg_enabled = + (bool)patom_record_v2[gfxclk_dep_table->ucNumEntries-1].ucACGEnable; + } + + if (powerplay_table->ulMaxODEngineClock > VEGA10_ENGINECLOCK_HARDMAX && + !is_acg_enabled) + hwmgr->platform_descriptor.overdriveLimit.engineClock = + VEGA10_ENGINECLOCK_HARDMAX; + else + hwmgr->platform_descriptor.overdriveLimit.engineClock = le32_to_cpu(powerplay_table->ulMaxODEngineClock); hwmgr->platform_descriptor.overdriveLimit.memoryClock = le32_to_cpu(powerplay_table->ulMaxODMemoryClock); diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c index 54364444ecd1..0c8212902275 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c @@ -753,6 +753,22 @@ static int vega12_init_smc_table(struct pp_hwmgr *hwmgr) return 0; } +static int vega12_run_acg_btc(struct pp_hwmgr *hwmgr) +{ + uint32_t result; + + PP_ASSERT_WITH_CODE( + smum_send_msg_to_smc(hwmgr, PPSMC_MSG_RunAcgBtc) == 0, + "[Run_ACG_BTC] Attempt to run ACG BTC failed!", + return -EINVAL); + + result = smum_get_argument(hwmgr); + PP_ASSERT_WITH_CODE(result == 1, + "Failed to run ACG BTC!", return -EINVAL); + + return 0; +} + static int vega12_set_allowed_featuresmask(struct pp_hwmgr *hwmgr) { struct vega12_hwmgr *data = @@ -931,6 +947,11 @@ static int vega12_enable_dpm_tasks(struct pp_hwmgr *hwmgr) "Failed to initialize SMC table!", result = tmp_result); + tmp_result = vega12_run_acg_btc(hwmgr); + PP_ASSERT_WITH_CODE(!tmp_result, + "Failed to run ACG BTC!", + result = tmp_result); + result = vega12_enable_all_smu_features(hwmgr); PP_ASSERT_WITH_CODE(!result, "Failed to enable all smu features!", diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index b5475c91e2ef..e9f343b124b0 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -2799,6 +2799,7 @@ static int init_broadwell_mmio_info(struct intel_gvt *gvt) MMIO_DFH(_MMIO(0xe2a0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL); MMIO_DFH(_MMIO(0xe2b0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL); MMIO_DFH(_MMIO(0xe2c0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL); + MMIO_DFH(_MMIO(0x21f0), D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL); return 0; } diff --git a/drivers/gpu/drm/i915/gvt/hypercall.h b/drivers/gpu/drm/i915/gvt/hypercall.h index 5af11cf1b482..e1675a00df12 100644 --- a/drivers/gpu/drm/i915/gvt/hypercall.h +++ b/drivers/gpu/drm/i915/gvt/hypercall.h @@ -41,7 +41,7 @@ struct intel_gvt_mpt { int (*host_init)(struct device *dev, void *gvt, const void *ops); void (*host_exit)(struct device *dev, void *gvt); int (*attach_vgpu)(void *vgpu, unsigned long *handle); - void (*detach_vgpu)(unsigned long handle); + void (*detach_vgpu)(void *vgpu); int (*inject_msi)(unsigned long handle, u32 addr, u16 data); unsigned long (*from_virt_to_mfn)(void *p); int (*enable_page_track)(unsigned long handle, u64 gfn); diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c b/drivers/gpu/drm/i915/gvt/kvmgt.c index c1072143da1d..dd3dfd00f4e6 100644 --- a/drivers/gpu/drm/i915/gvt/kvmgt.c +++ b/drivers/gpu/drm/i915/gvt/kvmgt.c @@ -996,7 +996,7 @@ static int intel_vgpu_mmap(struct mdev_device *mdev, struct vm_area_struct *vma) { unsigned int index; u64 virtaddr; - unsigned long req_size, pgoff = 0; + unsigned long req_size, pgoff, req_start; pgprot_t pg_prot; struct intel_vgpu *vgpu = mdev_get_drvdata(mdev); @@ -1014,7 +1014,17 @@ static int intel_vgpu_mmap(struct mdev_device *mdev, struct vm_area_struct *vma) pg_prot = vma->vm_page_prot; virtaddr = vma->vm_start; req_size = vma->vm_end - vma->vm_start; - pgoff = vgpu_aperture_pa_base(vgpu) >> PAGE_SHIFT; + pgoff = vma->vm_pgoff & + ((1U << (VFIO_PCI_OFFSET_SHIFT - PAGE_SHIFT)) - 1); + req_start = pgoff << PAGE_SHIFT; + + if (!intel_vgpu_in_aperture(vgpu, req_start)) + return -EINVAL; + if (req_start + req_size > + vgpu_aperture_offset(vgpu) + vgpu_aperture_sz(vgpu)) + return -EINVAL; + + pgoff = (gvt_aperture_pa_base(vgpu->gvt) >> PAGE_SHIFT) + pgoff; return remap_pfn_range(vma, virtaddr, pgoff, req_size, pg_prot); } @@ -1662,9 +1672,21 @@ static int kvmgt_attach_vgpu(void *vgpu, unsigned long *handle) return 0; } -static void kvmgt_detach_vgpu(unsigned long handle) +static void kvmgt_detach_vgpu(void *p_vgpu) { - /* nothing to do here */ + int i; + struct intel_vgpu *vgpu = (struct intel_vgpu *)p_vgpu; + + if (!vgpu->vdev.region) + return; + + for (i = 0; i < vgpu->vdev.num_regions; i++) + if (vgpu->vdev.region[i].ops->release) + vgpu->vdev.region[i].ops->release(vgpu, + &vgpu->vdev.region[i]); + vgpu->vdev.num_regions = 0; + kfree(vgpu->vdev.region); + vgpu->vdev.region = NULL; } static int kvmgt_inject_msi(unsigned long handle, u32 addr, u16 data) diff --git a/drivers/gpu/drm/i915/gvt/mpt.h b/drivers/gpu/drm/i915/gvt/mpt.h index 67f19992b226..3ed34123d8d1 100644 --- a/drivers/gpu/drm/i915/gvt/mpt.h +++ b/drivers/gpu/drm/i915/gvt/mpt.h @@ -101,7 +101,7 @@ static inline void intel_gvt_hypervisor_detach_vgpu(struct intel_vgpu *vgpu) if (!intel_gvt_host.mpt->detach_vgpu) return; - intel_gvt_host.mpt->detach_vgpu(vgpu->handle); + intel_gvt_host.mpt->detach_vgpu(vgpu); } #define MSI_CAP_CONTROL(offset) (offset + 2) diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index 5567ddc7760f..55bb7885e228 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -332,6 +332,9 @@ static void release_shadow_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) i915_gem_object_unpin_map(wa_ctx->indirect_ctx.obj); i915_gem_object_put(wa_ctx->indirect_ctx.obj); + + wa_ctx->indirect_ctx.obj = NULL; + wa_ctx->indirect_ctx.shadow_va = NULL; } static int set_context_ppgtt_from_shadow(struct intel_vgpu_workload *workload, @@ -911,11 +914,6 @@ static void complete_current_workload(struct intel_gvt *gvt, int ring_id) list_del_init(&workload->list); - if (!workload->status) { - release_shadow_batch_buffer(workload); - release_shadow_wa_ctx(&workload->wa_ctx); - } - if (workload->status || (vgpu->resetting_eng & ENGINE_MASK(ring_id))) { /* if workload->status is not successful means HW GPU * has occurred GPU hang or something wrong with i915/GVT, @@ -1283,6 +1281,9 @@ void intel_vgpu_destroy_workload(struct intel_vgpu_workload *workload) { struct intel_vgpu_submission *s = &workload->vgpu->submission; + release_shadow_batch_buffer(workload); + release_shadow_wa_ctx(&workload->wa_ctx); + if (workload->shadow_mm) intel_vgpu_mm_put(workload->shadow_mm); diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 4796f40a6d4f..eab9341a5152 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -303,6 +303,7 @@ static void __unwind_incomplete_requests(struct intel_engine_cs *engine) */ if (!(prio & I915_PRIORITY_NEWCLIENT)) { prio |= I915_PRIORITY_NEWCLIENT; + active->sched.attr.priority = prio; list_move_tail(&active->sched.link, i915_sched_lookup_priolist(engine, prio)); } @@ -645,6 +646,9 @@ static void execlists_dequeue(struct intel_engine_cs *engine) int i; priolist_for_each_request_consume(rq, rn, p, i) { + GEM_BUG_ON(last && + need_preempt(engine, last, rq_prio(rq))); + /* * Can we combine this request with the current port? * It has to be the same context/ringbuffer and not diff --git a/drivers/gpu/drm/meson/meson_crtc.c b/drivers/gpu/drm/meson/meson_crtc.c index 75d97f1b2e8f..4f5c67f70c4d 100644 --- a/drivers/gpu/drm/meson/meson_crtc.c +++ b/drivers/gpu/drm/meson/meson_crtc.c @@ -46,7 +46,6 @@ struct meson_crtc { struct drm_crtc base; struct drm_pending_vblank_event *event; struct meson_drm *priv; - bool enabled; }; #define to_meson_crtc(x) container_of(x, struct meson_crtc, base) @@ -82,7 +81,8 @@ static const struct drm_crtc_funcs meson_crtc_funcs = { }; -static void meson_crtc_enable(struct drm_crtc *crtc) +static void meson_crtc_atomic_enable(struct drm_crtc *crtc, + struct drm_crtc_state *old_state) { struct meson_crtc *meson_crtc = to_meson_crtc(crtc); struct drm_crtc_state *crtc_state = crtc->state; @@ -108,20 +108,6 @@ static void meson_crtc_enable(struct drm_crtc *crtc) drm_crtc_vblank_on(crtc); - meson_crtc->enabled = true; -} - -static void meson_crtc_atomic_enable(struct drm_crtc *crtc, - struct drm_crtc_state *old_state) -{ - struct meson_crtc *meson_crtc = to_meson_crtc(crtc); - struct meson_drm *priv = meson_crtc->priv; - - DRM_DEBUG_DRIVER("\n"); - - if (!meson_crtc->enabled) - meson_crtc_enable(crtc); - priv->viu.osd1_enabled = true; } @@ -153,8 +139,6 @@ static void meson_crtc_atomic_disable(struct drm_crtc *crtc, crtc->state->event = NULL; } - - meson_crtc->enabled = false; } static void meson_crtc_atomic_begin(struct drm_crtc *crtc, @@ -163,9 +147,6 @@ static void meson_crtc_atomic_begin(struct drm_crtc *crtc, struct meson_crtc *meson_crtc = to_meson_crtc(crtc); unsigned long flags; - if (crtc->state->enable && !meson_crtc->enabled) - meson_crtc_enable(crtc); - if (crtc->state->event) { WARN_ON(drm_crtc_vblank_get(crtc) != 0); diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c index 3ee4d4a4ecba..12ff47b13668 100644 --- a/drivers/gpu/drm/meson/meson_drv.c +++ b/drivers/gpu/drm/meson/meson_drv.c @@ -75,6 +75,10 @@ static const struct drm_mode_config_funcs meson_mode_config_funcs = { .fb_create = drm_gem_fb_create, }; +static const struct drm_mode_config_helper_funcs meson_mode_config_helpers = { + .atomic_commit_tail = drm_atomic_helper_commit_tail_rpm, +}; + static irqreturn_t meson_irq(int irq, void *arg) { struct drm_device *dev = arg; @@ -266,6 +270,7 @@ static int meson_drv_bind_master(struct device *dev, bool has_components) drm->mode_config.max_width = 3840; drm->mode_config.max_height = 2160; drm->mode_config.funcs = &meson_mode_config_funcs; + drm->mode_config.helper_private = &meson_mode_config_helpers; /* Hardware Initialization */ @@ -388,8 +393,10 @@ static int meson_probe_remote(struct platform_device *pdev, remote_node = of_graph_get_remote_port_parent(ep); if (!remote_node || remote_node == parent || /* Ignore parent endpoint */ - !of_device_is_available(remote_node)) + !of_device_is_available(remote_node)) { + of_node_put(remote_node); continue; + } count += meson_probe_remote(pdev, match, remote, remote_node); @@ -408,10 +415,13 @@ static int meson_drv_probe(struct platform_device *pdev) for_each_endpoint_of_node(np, ep) { remote = of_graph_get_remote_port_parent(ep); - if (!remote || !of_device_is_available(remote)) + if (!remote || !of_device_is_available(remote)) { + of_node_put(remote); continue; + } count += meson_probe_remote(pdev, &match, np, remote); + of_node_put(remote); } if (count && !match) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c index 5beb83d1cf87..ce1b3cc4bf6d 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c @@ -944,7 +944,7 @@ static u32 a6xx_gmu_get_arc_level(struct device *dev, unsigned long freq) np = dev_pm_opp_get_of_node(opp); if (np) { - of_property_read_u32(np, "qcom,level", &val); + of_property_read_u32(np, "opp-level", &val); of_node_put(np); } diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c index 2e4372ef17a3..2cfee1a4fe0b 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -765,7 +765,6 @@ int adreno_gpu_init(struct drm_device *drm, struct platform_device *pdev, adreno_gpu->rev = config->rev; adreno_gpu_config.ioname = "kgsl_3d0_reg_memory"; - adreno_gpu_config.irqname = "kgsl_3d0_irq"; adreno_gpu_config.va_start = SZ_16M; adreno_gpu_config.va_end = 0xffffffff; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c index fd75870eb17f..6aefcd6db46b 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c @@ -365,19 +365,6 @@ static void _dpu_plane_set_qos_ctrl(struct drm_plane *plane, &pdpu->pipe_qos_cfg); } -static void dpu_plane_danger_signal_ctrl(struct drm_plane *plane, bool enable) -{ - struct dpu_plane *pdpu = to_dpu_plane(plane); - struct dpu_kms *dpu_kms = _dpu_plane_get_kms(plane); - - if (!pdpu->is_rt_pipe) - return; - - pm_runtime_get_sync(&dpu_kms->pdev->dev); - _dpu_plane_set_qos_ctrl(plane, enable, DPU_PLANE_QOS_PANIC_CTRL); - pm_runtime_put_sync(&dpu_kms->pdev->dev); -} - /** * _dpu_plane_set_ot_limit - set OT limit for the given plane * @plane: Pointer to drm plane @@ -1248,6 +1235,19 @@ static void dpu_plane_reset(struct drm_plane *plane) } #ifdef CONFIG_DEBUG_FS +static void dpu_plane_danger_signal_ctrl(struct drm_plane *plane, bool enable) +{ + struct dpu_plane *pdpu = to_dpu_plane(plane); + struct dpu_kms *dpu_kms = _dpu_plane_get_kms(plane); + + if (!pdpu->is_rt_pipe) + return; + + pm_runtime_get_sync(&dpu_kms->pdev->dev); + _dpu_plane_set_qos_ctrl(plane, enable, DPU_PLANE_QOS_PANIC_CTRL); + pm_runtime_put_sync(&dpu_kms->pdev->dev); +} + static ssize_t _dpu_plane_danger_read(struct file *file, char __user *buff, size_t count, loff_t *ppos) { diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h index 9cd6a96c6bf2..927e5d86f7c1 100644 --- a/drivers/gpu/drm/msm/msm_drv.h +++ b/drivers/gpu/drm/msm/msm_drv.h @@ -250,7 +250,8 @@ void msm_gem_purge_vma(struct msm_gem_address_space *aspace, void msm_gem_unmap_vma(struct msm_gem_address_space *aspace, struct msm_gem_vma *vma); int msm_gem_map_vma(struct msm_gem_address_space *aspace, - struct msm_gem_vma *vma, struct sg_table *sgt, int npages); + struct msm_gem_vma *vma, int prot, + struct sg_table *sgt, int npages); void msm_gem_close_vma(struct msm_gem_address_space *aspace, struct msm_gem_vma *vma); @@ -333,6 +334,7 @@ void msm_gem_kernel_put(struct drm_gem_object *bo, struct drm_gem_object *msm_gem_import(struct drm_device *dev, struct dma_buf *dmabuf, struct sg_table *sgt); +__printf(2, 3) void msm_gem_object_set_name(struct drm_gem_object *bo, const char *fmt, ...); int msm_framebuffer_prepare(struct drm_framebuffer *fb, @@ -396,12 +398,14 @@ void msm_framebuffer_describe(struct drm_framebuffer *fb, struct seq_file *m); int msm_debugfs_late_init(struct drm_device *dev); int msm_rd_debugfs_init(struct drm_minor *minor); void msm_rd_debugfs_cleanup(struct msm_drm_private *priv); +__printf(3, 4) void msm_rd_dump_submit(struct msm_rd_state *rd, struct msm_gem_submit *submit, const char *fmt, ...); int msm_perf_debugfs_init(struct drm_minor *minor); void msm_perf_debugfs_cleanup(struct msm_drm_private *priv); #else static inline int msm_debugfs_late_init(struct drm_device *dev) { return 0; } +__printf(3, 4) static inline void msm_rd_dump_submit(struct msm_rd_state *rd, struct msm_gem_submit *submit, const char *fmt, ...) {} static inline void msm_rd_debugfs_cleanup(struct msm_drm_private *priv) {} diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index 51a95da694d8..c8886d3071fa 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -391,6 +391,10 @@ static int msm_gem_pin_iova(struct drm_gem_object *obj, struct msm_gem_object *msm_obj = to_msm_bo(obj); struct msm_gem_vma *vma; struct page **pages; + int prot = IOMMU_READ; + + if (!(msm_obj->flags & MSM_BO_GPU_READONLY)) + prot |= IOMMU_WRITE; WARN_ON(!mutex_is_locked(&msm_obj->lock)); @@ -405,8 +409,8 @@ static int msm_gem_pin_iova(struct drm_gem_object *obj, if (IS_ERR(pages)) return PTR_ERR(pages); - return msm_gem_map_vma(aspace, vma, msm_obj->sgt, - obj->size >> PAGE_SHIFT); + return msm_gem_map_vma(aspace, vma, prot, + msm_obj->sgt, obj->size >> PAGE_SHIFT); } /* get iova and pin it. Should have a matching put */ diff --git a/drivers/gpu/drm/msm/msm_gem_vma.c b/drivers/gpu/drm/msm/msm_gem_vma.c index 557360788084..49c04829cf34 100644 --- a/drivers/gpu/drm/msm/msm_gem_vma.c +++ b/drivers/gpu/drm/msm/msm_gem_vma.c @@ -68,7 +68,8 @@ void msm_gem_unmap_vma(struct msm_gem_address_space *aspace, int msm_gem_map_vma(struct msm_gem_address_space *aspace, - struct msm_gem_vma *vma, struct sg_table *sgt, int npages) + struct msm_gem_vma *vma, int prot, + struct sg_table *sgt, int npages) { unsigned size = npages << PAGE_SHIFT; int ret = 0; @@ -86,7 +87,7 @@ msm_gem_map_vma(struct msm_gem_address_space *aspace, if (aspace->mmu) ret = aspace->mmu->funcs->map(aspace->mmu, vma->iova, sgt, - size, IOMMU_READ | IOMMU_WRITE); + size, prot); if (ret) vma->mapped = false; diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index 5f3eff304355..10babd18e286 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -900,7 +900,7 @@ int msm_gpu_init(struct drm_device *drm, struct platform_device *pdev, } /* Get Interrupt: */ - gpu->irq = platform_get_irq_byname(pdev, config->irqname); + gpu->irq = platform_get_irq(pdev, 0); if (gpu->irq < 0) { ret = gpu->irq; DRM_DEV_ERROR(drm->dev, "failed to get irq: %d\n", ret); diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h index efb49bb64191..ca17086f72c9 100644 --- a/drivers/gpu/drm/msm/msm_gpu.h +++ b/drivers/gpu/drm/msm/msm_gpu.h @@ -31,7 +31,6 @@ struct msm_gpu_state; struct msm_gpu_config { const char *ioname; - const char *irqname; uint64_t va_start; uint64_t va_end; unsigned int nr_rings; @@ -63,7 +62,7 @@ struct msm_gpu_funcs { struct msm_ringbuffer *(*active_ring)(struct msm_gpu *gpu); void (*recover)(struct msm_gpu *gpu); void (*destroy)(struct msm_gpu *gpu); -#ifdef CONFIG_DEBUG_FS +#if defined(CONFIG_DEBUG_FS) || defined(CONFIG_DEV_COREDUMP) /* show GPU status in debugfs: */ void (*show)(struct msm_gpu *gpu, struct msm_gpu_state *state, struct drm_printer *p); diff --git a/drivers/gpu/drm/msm/msm_rd.c b/drivers/gpu/drm/msm/msm_rd.c index 90e9d0a48dc0..d21172933d92 100644 --- a/drivers/gpu/drm/msm/msm_rd.c +++ b/drivers/gpu/drm/msm/msm_rd.c @@ -115,7 +115,9 @@ static void rd_write(struct msm_rd_state *rd, const void *buf, int sz) char *fptr = &fifo->buf[fifo->head]; int n; - wait_event(rd->fifo_event, circ_space(&rd->fifo) > 0); + wait_event(rd->fifo_event, circ_space(&rd->fifo) > 0 || !rd->open); + if (!rd->open) + return; /* Note that smp_load_acquire() is not strictly required * as CIRC_SPACE_TO_END() does not access the tail more @@ -213,7 +215,10 @@ out: static int rd_release(struct inode *inode, struct file *file) { struct msm_rd_state *rd = inode->i_private; + rd->open = false; + wake_up_all(&rd->fifo_event); + return 0; } diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c index bfbc9341e0c2..d9edb5785813 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c @@ -2435,6 +2435,38 @@ nv140_chipset = { }; static const struct nvkm_device_chip +nv162_chipset = { + .name = "TU102", + .bar = tu104_bar_new, + .bios = nvkm_bios_new, + .bus = gf100_bus_new, + .devinit = tu104_devinit_new, + .fault = tu104_fault_new, + .fb = gv100_fb_new, + .fuse = gm107_fuse_new, + .gpio = gk104_gpio_new, + .i2c = gm200_i2c_new, + .ibus = gm200_ibus_new, + .imem = nv50_instmem_new, + .ltc = gp102_ltc_new, + .mc = tu104_mc_new, + .mmu = tu104_mmu_new, + .pci = gp100_pci_new, + .pmu = gp102_pmu_new, + .therm = gp100_therm_new, + .timer = gk20a_timer_new, + .top = gk104_top_new, + .ce[0] = tu104_ce_new, + .ce[1] = tu104_ce_new, + .ce[2] = tu104_ce_new, + .ce[3] = tu104_ce_new, + .ce[4] = tu104_ce_new, + .disp = tu104_disp_new, + .dma = gv100_dma_new, + .fifo = tu104_fifo_new, +}; + +static const struct nvkm_device_chip nv164_chipset = { .name = "TU104", .bar = tu104_bar_new, @@ -2950,6 +2982,7 @@ nvkm_device_ctor(const struct nvkm_device_func *func, case 0x138: device->chip = &nv138_chipset; break; case 0x13b: device->chip = &nv13b_chipset; break; case 0x140: device->chip = &nv140_chipset; break; + case 0x162: device->chip = &nv162_chipset; break; case 0x164: device->chip = &nv164_chipset; break; case 0x166: device->chip = &nv166_chipset; break; default: diff --git a/drivers/gpu/drm/qxl/qxl_drv.c b/drivers/gpu/drm/qxl/qxl_drv.c index 13c8a662f9b4..ccb090f3ab30 100644 --- a/drivers/gpu/drm/qxl/qxl_drv.c +++ b/drivers/gpu/drm/qxl/qxl_drv.c @@ -250,14 +250,10 @@ static struct drm_driver qxl_driver = { #if defined(CONFIG_DEBUG_FS) .debugfs_init = qxl_debugfs_init, #endif - .prime_handle_to_fd = drm_gem_prime_handle_to_fd, - .prime_fd_to_handle = drm_gem_prime_fd_to_handle, .gem_prime_export = drm_gem_prime_export, .gem_prime_import = drm_gem_prime_import, .gem_prime_pin = qxl_gem_prime_pin, .gem_prime_unpin = qxl_gem_prime_unpin, - .gem_prime_get_sg_table = qxl_gem_prime_get_sg_table, - .gem_prime_import_sg_table = qxl_gem_prime_import_sg_table, .gem_prime_vmap = qxl_gem_prime_vmap, .gem_prime_vunmap = qxl_gem_prime_vunmap, .gem_prime_mmap = qxl_gem_prime_mmap, diff --git a/drivers/gpu/drm/qxl/qxl_prime.c b/drivers/gpu/drm/qxl/qxl_prime.c index a55dece118b2..df65d3c1a7b8 100644 --- a/drivers/gpu/drm/qxl/qxl_prime.c +++ b/drivers/gpu/drm/qxl/qxl_prime.c @@ -38,20 +38,6 @@ void qxl_gem_prime_unpin(struct drm_gem_object *obj) WARN_ONCE(1, "not implemented"); } -struct sg_table *qxl_gem_prime_get_sg_table(struct drm_gem_object *obj) -{ - WARN_ONCE(1, "not implemented"); - return ERR_PTR(-ENOSYS); -} - -struct drm_gem_object *qxl_gem_prime_import_sg_table( - struct drm_device *dev, struct dma_buf_attachment *attach, - struct sg_table *table) -{ - WARN_ONCE(1, "not implemented"); - return ERR_PTR(-ENOSYS); -} - void *qxl_gem_prime_vmap(struct drm_gem_object *obj) { WARN_ONCE(1, "not implemented"); diff --git a/drivers/gpu/drm/rockchip/rockchip_rgb.c b/drivers/gpu/drm/rockchip/rockchip_rgb.c index 96ac1458a59c..37f93022a106 100644 --- a/drivers/gpu/drm/rockchip/rockchip_rgb.c +++ b/drivers/gpu/drm/rockchip/rockchip_rgb.c @@ -113,8 +113,10 @@ struct rockchip_rgb *rockchip_rgb_init(struct device *dev, child_count++; ret = drm_of_find_panel_or_bridge(dev->of_node, 0, endpoint_id, &panel, &bridge); - if (!ret) + if (!ret) { + of_node_put(endpoint); break; + } } of_node_put(port); diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c index 9e9255ee59cd..a021bab11a4f 100644 --- a/drivers/gpu/drm/sun4i/sun4i_backend.c +++ b/drivers/gpu/drm/sun4i/sun4i_backend.c @@ -786,17 +786,18 @@ static struct sun4i_frontend *sun4i_backend_find_frontend(struct sun4i_drv *drv, remote = of_graph_get_remote_port_parent(ep); if (!remote) continue; + of_node_put(remote); /* does this node match any registered engines? */ list_for_each_entry(frontend, &drv->frontend_list, list) { if (remote == frontend->node) { - of_node_put(remote); of_node_put(port); + of_node_put(ep); return frontend; } } } - + of_node_put(port); return ERR_PTR(-EINVAL); } diff --git a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c index 061d2e0d9011..416da5376701 100644 --- a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c +++ b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c @@ -92,6 +92,8 @@ static void sun4i_hdmi_disable(struct drm_encoder *encoder) val = readl(hdmi->base + SUN4I_HDMI_VID_CTRL_REG); val &= ~SUN4I_HDMI_VID_CTRL_ENABLE; writel(val, hdmi->base + SUN4I_HDMI_VID_CTRL_REG); + + clk_disable_unprepare(hdmi->tmds_clk); } static void sun4i_hdmi_enable(struct drm_encoder *encoder) @@ -102,6 +104,8 @@ static void sun4i_hdmi_enable(struct drm_encoder *encoder) DRM_DEBUG_DRIVER("Enabling the HDMI Output\n"); + clk_prepare_enable(hdmi->tmds_clk); + sun4i_hdmi_setup_avi_infoframes(hdmi, mode); val |= SUN4I_HDMI_PKT_CTRL_TYPE(0, SUN4I_HDMI_PKT_AVI); val |= SUN4I_HDMI_PKT_CTRL_TYPE(1, SUN4I_HDMI_PKT_END); diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.c b/drivers/gpu/drm/virtio/virtgpu_drv.c index f7f32a885af7..2d1aaca49105 100644 --- a/drivers/gpu/drm/virtio/virtgpu_drv.c +++ b/drivers/gpu/drm/virtio/virtgpu_drv.c @@ -127,14 +127,10 @@ static struct drm_driver driver = { #if defined(CONFIG_DEBUG_FS) .debugfs_init = virtio_gpu_debugfs_init, #endif - .prime_handle_to_fd = drm_gem_prime_handle_to_fd, - .prime_fd_to_handle = drm_gem_prime_fd_to_handle, .gem_prime_export = drm_gem_prime_export, .gem_prime_import = drm_gem_prime_import, .gem_prime_pin = virtgpu_gem_prime_pin, .gem_prime_unpin = virtgpu_gem_prime_unpin, - .gem_prime_get_sg_table = virtgpu_gem_prime_get_sg_table, - .gem_prime_import_sg_table = virtgpu_gem_prime_import_sg_table, .gem_prime_vmap = virtgpu_gem_prime_vmap, .gem_prime_vunmap = virtgpu_gem_prime_vunmap, .gem_prime_mmap = virtgpu_gem_prime_mmap, diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h index 1deb41d42ea4..0c15000f926e 100644 --- a/drivers/gpu/drm/virtio/virtgpu_drv.h +++ b/drivers/gpu/drm/virtio/virtgpu_drv.h @@ -372,10 +372,6 @@ int virtio_gpu_object_wait(struct virtio_gpu_object *bo, bool no_wait); /* virtgpu_prime.c */ int virtgpu_gem_prime_pin(struct drm_gem_object *obj); void virtgpu_gem_prime_unpin(struct drm_gem_object *obj); -struct sg_table *virtgpu_gem_prime_get_sg_table(struct drm_gem_object *obj); -struct drm_gem_object *virtgpu_gem_prime_import_sg_table( - struct drm_device *dev, struct dma_buf_attachment *attach, - struct sg_table *sgt); void *virtgpu_gem_prime_vmap(struct drm_gem_object *obj); void virtgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr); int virtgpu_gem_prime_mmap(struct drm_gem_object *obj, diff --git a/drivers/gpu/drm/virtio/virtgpu_prime.c b/drivers/gpu/drm/virtio/virtgpu_prime.c index 86ce0ae93f59..c59ec34c80a5 100644 --- a/drivers/gpu/drm/virtio/virtgpu_prime.c +++ b/drivers/gpu/drm/virtio/virtgpu_prime.c @@ -39,20 +39,6 @@ void virtgpu_gem_prime_unpin(struct drm_gem_object *obj) WARN_ONCE(1, "not implemented"); } -struct sg_table *virtgpu_gem_prime_get_sg_table(struct drm_gem_object *obj) -{ - WARN_ONCE(1, "not implemented"); - return ERR_PTR(-ENODEV); -} - -struct drm_gem_object *virtgpu_gem_prime_import_sg_table( - struct drm_device *dev, struct dma_buf_attachment *attach, - struct sg_table *table) -{ - WARN_ONCE(1, "not implemented"); - return ERR_PTR(-ENODEV); -} - void *virtgpu_gem_prime_vmap(struct drm_gem_object *obj) { struct virtio_gpu_object *bo = gem_to_virtio_gpu_obj(obj); diff --git a/drivers/gpu/vga/Kconfig b/drivers/gpu/vga/Kconfig index b677e5d524e6..d5f1d8e1c6f8 100644 --- a/drivers/gpu/vga/Kconfig +++ b/drivers/gpu/vga/Kconfig @@ -21,6 +21,7 @@ config VGA_SWITCHEROO bool "Laptop Hybrid Graphics - GPU switching support" depends on X86 depends on ACPI + depends on PCI select VGA_ARB help Many laptops released in 2008/9/10 have two GPUs with a multiplexer diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index f41d5fe51abe..9993b692598f 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -125,6 +125,7 @@ static int open_collection(struct hid_parser *parser, unsigned type) { struct hid_collection *collection; unsigned usage; + int collection_index; usage = parser->local.usage[0]; @@ -167,13 +168,13 @@ static int open_collection(struct hid_parser *parser, unsigned type) parser->collection_stack[parser->collection_stack_ptr++] = parser->device->maxcollection; - collection = parser->device->collection + - parser->device->maxcollection++; + collection_index = parser->device->maxcollection++; + collection = parser->device->collection + collection_index; collection->type = type; collection->usage = usage; collection->level = parser->collection_stack_ptr - 1; - collection->parent = parser->active_collection; - parser->active_collection = collection; + collection->parent_idx = (collection->level == 0) ? -1 : + parser->collection_stack[collection->level - 1]; if (type == HID_COLLECTION_APPLICATION) parser->device->maxapplication++; @@ -192,8 +193,6 @@ static int close_collection(struct hid_parser *parser) return -EINVAL; } parser->collection_stack_ptr--; - if (parser->active_collection) - parser->active_collection = parser->active_collection->parent; return 0; } @@ -1006,10 +1005,12 @@ static void hid_apply_multiplier_to_field(struct hid_device *hid, usage = &field->usage[i]; collection = &hid->collection[usage->collection_index]; - while (collection && collection != multiplier_collection) - collection = collection->parent; + while (collection->parent_idx != -1 && + collection != multiplier_collection) + collection = &hid->collection[collection->parent_idx]; - if (collection || multiplier_collection == NULL) + if (collection->parent_idx != -1 || + multiplier_collection == NULL) usage->resolution_multiplier = effective_multiplier; } @@ -1044,9 +1045,9 @@ static void hid_apply_multiplier(struct hid_device *hid, * applicable fields later. */ multiplier_collection = &hid->collection[multiplier->usage->collection_index]; - while (multiplier_collection && + while (multiplier_collection->parent_idx != -1 && multiplier_collection->type != HID_COLLECTION_LOGICAL) - multiplier_collection = multiplier_collection->parent; + multiplier_collection = &hid->collection[multiplier_collection->parent_idx]; effective_multiplier = hid_calculate_multiplier(hid, multiplier); diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 518fa76414f5..24f846d67478 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -461,6 +461,9 @@ #define USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_010A 0x010a #define USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_E100 0xe100 +#define I2C_VENDOR_ID_GOODIX 0x27c6 +#define I2C_DEVICE_ID_GOODIX_01F0 0x01f0 + #define USB_VENDOR_ID_GOODTOUCH 0x1aad #define USB_DEVICE_ID_GOODTOUCH_000f 0x000f diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c index 8555ce7e737b..c5edfa966343 100644 --- a/drivers/hid/i2c-hid/i2c-hid-core.c +++ b/drivers/hid/i2c-hid/i2c-hid-core.c @@ -179,6 +179,8 @@ static const struct i2c_hid_quirks { I2C_HID_QUIRK_DELAY_AFTER_SLEEP }, { USB_VENDOR_ID_LG, I2C_DEVICE_ID_LG_8001, I2C_HID_QUIRK_NO_RUNTIME_PM }, + { I2C_VENDOR_ID_GOODIX, I2C_DEVICE_ID_GOODIX_01F0, + I2C_HID_QUIRK_NO_RUNTIME_PM }, { 0, 0 } }; diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c index ce0ba2062723..bea4c9850247 100644 --- a/drivers/hv/channel.c +++ b/drivers/hv/channel.c @@ -701,19 +701,12 @@ static int vmbus_close_internal(struct vmbus_channel *channel) int vmbus_disconnect_ring(struct vmbus_channel *channel) { struct vmbus_channel *cur_channel, *tmp; - unsigned long flags; - LIST_HEAD(list); int ret; if (channel->primary_channel != NULL) return -EINVAL; - /* Snapshot the list of subchannels */ - spin_lock_irqsave(&channel->lock, flags); - list_splice_init(&channel->sc_list, &list); - spin_unlock_irqrestore(&channel->lock, flags); - - list_for_each_entry_safe(cur_channel, tmp, &list, sc_list) { + list_for_each_entry_safe(cur_channel, tmp, &channel->sc_list, sc_list) { if (cur_channel->rescind) wait_for_completion(&cur_channel->rescind_event); diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c index 5301fef16c31..7c6349a50ef1 100644 --- a/drivers/hv/hv_balloon.c +++ b/drivers/hv/hv_balloon.c @@ -888,12 +888,14 @@ static unsigned long handle_pg_range(unsigned long pg_start, pfn_cnt -= pgs_ol; /* * Check if the corresponding memory block is already - * online by checking its last previously backed page. - * In case it is we need to bring rest (which was not - * backed previously) online too. + * online. It is possible to observe struct pages still + * being uninitialized here so check section instead. + * In case the section is online we need to bring the + * rest of pfns (which were not backed previously) + * online too. */ if (start_pfn > has->start_pfn && - !PageReserved(pfn_to_page(start_pfn - 1))) + online_section_nr(pfn_to_section_nr(start_pfn))) hv_bring_pgs_online(has, start_pfn, pgs_ol); } diff --git a/drivers/hv/ring_buffer.c b/drivers/hv/ring_buffer.c index 64d0c85d5161..1f1a55e07733 100644 --- a/drivers/hv/ring_buffer.c +++ b/drivers/hv/ring_buffer.c @@ -164,26 +164,25 @@ hv_get_ringbuffer_availbytes(const struct hv_ring_buffer_info *rbi, } /* Get various debug metrics for the specified ring buffer. */ -void hv_ringbuffer_get_debuginfo(const struct hv_ring_buffer_info *ring_info, - struct hv_ring_buffer_debug_info *debug_info) +int hv_ringbuffer_get_debuginfo(const struct hv_ring_buffer_info *ring_info, + struct hv_ring_buffer_debug_info *debug_info) { u32 bytes_avail_towrite; u32 bytes_avail_toread; - if (ring_info->ring_buffer) { - hv_get_ringbuffer_availbytes(ring_info, - &bytes_avail_toread, - &bytes_avail_towrite); - - debug_info->bytes_avail_toread = bytes_avail_toread; - debug_info->bytes_avail_towrite = bytes_avail_towrite; - debug_info->current_read_index = - ring_info->ring_buffer->read_index; - debug_info->current_write_index = - ring_info->ring_buffer->write_index; - debug_info->current_interrupt_mask = - ring_info->ring_buffer->interrupt_mask; - } + if (!ring_info->ring_buffer) + return -EINVAL; + + hv_get_ringbuffer_availbytes(ring_info, + &bytes_avail_toread, + &bytes_avail_towrite); + debug_info->bytes_avail_toread = bytes_avail_toread; + debug_info->bytes_avail_towrite = bytes_avail_towrite; + debug_info->current_read_index = ring_info->ring_buffer->read_index; + debug_info->current_write_index = ring_info->ring_buffer->write_index; + debug_info->current_interrupt_mask + = ring_info->ring_buffer->interrupt_mask; + return 0; } EXPORT_SYMBOL_GPL(hv_ringbuffer_get_debuginfo); diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c index d0ff65675292..403fee01572c 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -313,12 +313,16 @@ static ssize_t out_intr_mask_show(struct device *dev, { struct hv_device *hv_dev = device_to_hv_device(dev); struct hv_ring_buffer_debug_info outbound; + int ret; if (!hv_dev->channel) return -ENODEV; - if (hv_dev->channel->state != CHANNEL_OPENED_STATE) - return -EINVAL; - hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound, &outbound); + + ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound, + &outbound); + if (ret < 0) + return ret; + return sprintf(buf, "%d\n", outbound.current_interrupt_mask); } static DEVICE_ATTR_RO(out_intr_mask); @@ -328,12 +332,15 @@ static ssize_t out_read_index_show(struct device *dev, { struct hv_device *hv_dev = device_to_hv_device(dev); struct hv_ring_buffer_debug_info outbound; + int ret; if (!hv_dev->channel) return -ENODEV; - if (hv_dev->channel->state != CHANNEL_OPENED_STATE) - return -EINVAL; - hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound, &outbound); + + ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound, + &outbound); + if (ret < 0) + return ret; return sprintf(buf, "%d\n", outbound.current_read_index); } static DEVICE_ATTR_RO(out_read_index); @@ -344,12 +351,15 @@ static ssize_t out_write_index_show(struct device *dev, { struct hv_device *hv_dev = device_to_hv_device(dev); struct hv_ring_buffer_debug_info outbound; + int ret; if (!hv_dev->channel) return -ENODEV; - if (hv_dev->channel->state != CHANNEL_OPENED_STATE) - return -EINVAL; - hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound, &outbound); + + ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound, + &outbound); + if (ret < 0) + return ret; return sprintf(buf, "%d\n", outbound.current_write_index); } static DEVICE_ATTR_RO(out_write_index); @@ -360,12 +370,15 @@ static ssize_t out_read_bytes_avail_show(struct device *dev, { struct hv_device *hv_dev = device_to_hv_device(dev); struct hv_ring_buffer_debug_info outbound; + int ret; if (!hv_dev->channel) return -ENODEV; - if (hv_dev->channel->state != CHANNEL_OPENED_STATE) - return -EINVAL; - hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound, &outbound); + + ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound, + &outbound); + if (ret < 0) + return ret; return sprintf(buf, "%d\n", outbound.bytes_avail_toread); } static DEVICE_ATTR_RO(out_read_bytes_avail); @@ -376,12 +389,15 @@ static ssize_t out_write_bytes_avail_show(struct device *dev, { struct hv_device *hv_dev = device_to_hv_device(dev); struct hv_ring_buffer_debug_info outbound; + int ret; if (!hv_dev->channel) return -ENODEV; - if (hv_dev->channel->state != CHANNEL_OPENED_STATE) - return -EINVAL; - hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound, &outbound); + + ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound, + &outbound); + if (ret < 0) + return ret; return sprintf(buf, "%d\n", outbound.bytes_avail_towrite); } static DEVICE_ATTR_RO(out_write_bytes_avail); @@ -391,12 +407,15 @@ static ssize_t in_intr_mask_show(struct device *dev, { struct hv_device *hv_dev = device_to_hv_device(dev); struct hv_ring_buffer_debug_info inbound; + int ret; if (!hv_dev->channel) return -ENODEV; - if (hv_dev->channel->state != CHANNEL_OPENED_STATE) - return -EINVAL; - hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound); + + ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound); + if (ret < 0) + return ret; + return sprintf(buf, "%d\n", inbound.current_interrupt_mask); } static DEVICE_ATTR_RO(in_intr_mask); @@ -406,12 +425,15 @@ static ssize_t in_read_index_show(struct device *dev, { struct hv_device *hv_dev = device_to_hv_device(dev); struct hv_ring_buffer_debug_info inbound; + int ret; if (!hv_dev->channel) return -ENODEV; - if (hv_dev->channel->state != CHANNEL_OPENED_STATE) - return -EINVAL; - hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound); + + ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound); + if (ret < 0) + return ret; + return sprintf(buf, "%d\n", inbound.current_read_index); } static DEVICE_ATTR_RO(in_read_index); @@ -421,12 +443,15 @@ static ssize_t in_write_index_show(struct device *dev, { struct hv_device *hv_dev = device_to_hv_device(dev); struct hv_ring_buffer_debug_info inbound; + int ret; if (!hv_dev->channel) return -ENODEV; - if (hv_dev->channel->state != CHANNEL_OPENED_STATE) - return -EINVAL; - hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound); + + ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound); + if (ret < 0) + return ret; + return sprintf(buf, "%d\n", inbound.current_write_index); } static DEVICE_ATTR_RO(in_write_index); @@ -437,12 +462,15 @@ static ssize_t in_read_bytes_avail_show(struct device *dev, { struct hv_device *hv_dev = device_to_hv_device(dev); struct hv_ring_buffer_debug_info inbound; + int ret; if (!hv_dev->channel) return -ENODEV; - if (hv_dev->channel->state != CHANNEL_OPENED_STATE) - return -EINVAL; - hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound); + + ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound); + if (ret < 0) + return ret; + return sprintf(buf, "%d\n", inbound.bytes_avail_toread); } static DEVICE_ATTR_RO(in_read_bytes_avail); @@ -453,12 +481,15 @@ static ssize_t in_write_bytes_avail_show(struct device *dev, { struct hv_device *hv_dev = device_to_hv_device(dev); struct hv_ring_buffer_debug_info inbound; + int ret; if (!hv_dev->channel) return -ENODEV; - if (hv_dev->channel->state != CHANNEL_OPENED_STATE) - return -EINVAL; - hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound); + + ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound); + if (ret < 0) + return ret; + return sprintf(buf, "%d\n", inbound.bytes_avail_towrite); } static DEVICE_ATTR_RO(in_write_bytes_avail); diff --git a/drivers/hwmon/lm80.c b/drivers/hwmon/lm80.c index 0e30fa00204c..f9b8e3e23a8e 100644 --- a/drivers/hwmon/lm80.c +++ b/drivers/hwmon/lm80.c @@ -393,8 +393,10 @@ static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr, } rv = lm80_read_value(client, LM80_REG_FANDIV); - if (rv < 0) + if (rv < 0) { + mutex_unlock(&data->update_lock); return rv; + } reg = (rv & ~(3 << (2 * (nr + 1)))) | (data->fan_div[nr] << (2 * (nr + 1))); lm80_write_value(client, LM80_REG_FANDIV, reg); diff --git a/drivers/hwmon/nct6775.c b/drivers/hwmon/nct6775.c index c3040079b1cb..4adec4ab7d06 100644 --- a/drivers/hwmon/nct6775.c +++ b/drivers/hwmon/nct6775.c @@ -44,8 +44,8 @@ * nct6796d 14 7 7 2+6 0xd420 0xc1 0x5ca3 * nct6797d 14 7 7 2+6 0xd450 0xc1 0x5ca3 * (0xd451) - * nct6798d 14 7 7 2+6 0xd458 0xc1 0x5ca3 - * (0xd459) + * nct6798d 14 7 7 2+6 0xd428 0xc1 0x5ca3 + * (0xd429) * * #temp lists the number of monitored temperature sources (first value) plus * the number of directly connectable temperature sensors (second value). @@ -138,7 +138,7 @@ MODULE_PARM_DESC(fan_debounce, "Enable debouncing for fan RPM signal"); #define SIO_NCT6795_ID 0xd350 #define SIO_NCT6796_ID 0xd420 #define SIO_NCT6797_ID 0xd450 -#define SIO_NCT6798_ID 0xd458 +#define SIO_NCT6798_ID 0xd428 #define SIO_ID_MASK 0xFFF8 enum pwm_enable { off, manual, thermal_cruise, speed_cruise, sf3, sf4 }; @@ -4508,7 +4508,8 @@ static int __maybe_unused nct6775_resume(struct device *dev) if (data->kind == nct6791 || data->kind == nct6792 || data->kind == nct6793 || data->kind == nct6795 || - data->kind == nct6796) + data->kind == nct6796 || data->kind == nct6797 || + data->kind == nct6798) nct6791_enable_io_mapping(sioreg); superio_exit(sioreg); @@ -4644,7 +4645,8 @@ static int __init nct6775_find(int sioaddr, struct nct6775_sio_data *sio_data) if (sio_data->kind == nct6791 || sio_data->kind == nct6792 || sio_data->kind == nct6793 || sio_data->kind == nct6795 || - sio_data->kind == nct6796) + sio_data->kind == nct6796 || sio_data->kind == nct6797 || + sio_data->kind == nct6798) nct6791_enable_io_mapping(sioaddr); superio_exit(sioaddr); diff --git a/drivers/hwmon/occ/common.c b/drivers/hwmon/occ/common.c index 423903f87955..391118c8aae8 100644 --- a/drivers/hwmon/occ/common.c +++ b/drivers/hwmon/occ/common.c @@ -380,8 +380,8 @@ static ssize_t occ_show_power_1(struct device *dev, val *= 1000000ULL; break; case 2: - val = get_unaligned_be32(&power->update_tag) * - occ->powr_sample_time_us; + val = (u64)get_unaligned_be32(&power->update_tag) * + occ->powr_sample_time_us; break; case 3: val = get_unaligned_be16(&power->value) * 1000000ULL; @@ -425,8 +425,8 @@ static ssize_t occ_show_power_2(struct device *dev, &power->update_tag); break; case 2: - val = get_unaligned_be32(&power->update_tag) * - occ->powr_sample_time_us; + val = (u64)get_unaligned_be32(&power->update_tag) * + occ->powr_sample_time_us; break; case 3: val = get_unaligned_be16(&power->value) * 1000000ULL; @@ -463,8 +463,8 @@ static ssize_t occ_show_power_a0(struct device *dev, &power->system.update_tag); break; case 2: - val = get_unaligned_be32(&power->system.update_tag) * - occ->powr_sample_time_us; + val = (u64)get_unaligned_be32(&power->system.update_tag) * + occ->powr_sample_time_us; break; case 3: val = get_unaligned_be16(&power->system.value) * 1000000ULL; @@ -477,8 +477,8 @@ static ssize_t occ_show_power_a0(struct device *dev, &power->proc.update_tag); break; case 6: - val = get_unaligned_be32(&power->proc.update_tag) * - occ->powr_sample_time_us; + val = (u64)get_unaligned_be32(&power->proc.update_tag) * + occ->powr_sample_time_us; break; case 7: val = get_unaligned_be16(&power->proc.value) * 1000000ULL; @@ -491,8 +491,8 @@ static ssize_t occ_show_power_a0(struct device *dev, &power->vdd.update_tag); break; case 10: - val = get_unaligned_be32(&power->vdd.update_tag) * - occ->powr_sample_time_us; + val = (u64)get_unaligned_be32(&power->vdd.update_tag) * + occ->powr_sample_time_us; break; case 11: val = get_unaligned_be16(&power->vdd.value) * 1000000ULL; @@ -505,8 +505,8 @@ static ssize_t occ_show_power_a0(struct device *dev, &power->vdn.update_tag); break; case 14: - val = get_unaligned_be32(&power->vdn.update_tag) * - occ->powr_sample_time_us; + val = (u64)get_unaligned_be32(&power->vdn.update_tag) * + occ->powr_sample_time_us; break; case 15: val = get_unaligned_be16(&power->vdn.value) * 1000000ULL; diff --git a/drivers/hwmon/tmp421.c b/drivers/hwmon/tmp421.c index 8844c9565d2a..7053be59ad2e 100644 --- a/drivers/hwmon/tmp421.c +++ b/drivers/hwmon/tmp421.c @@ -88,7 +88,7 @@ static const struct of_device_id tmp421_of_match[] = { .data = (void *)2 }, { - .compatible = "ti,tmp422", + .compatible = "ti,tmp442", .data = (void *)3 }, { }, diff --git a/drivers/i3c/master/dw-i3c-master.c b/drivers/i3c/master/dw-i3c-master.c index b532e2c9cf5c..f8c00b94817f 100644 --- a/drivers/i3c/master/dw-i3c-master.c +++ b/drivers/i3c/master/dw-i3c-master.c @@ -901,9 +901,6 @@ static int dw_i3c_master_reattach_i3c_dev(struct i3c_dev_desc *dev, master->regs + DEV_ADDR_TABLE_LOC(master->datstartaddr, data->index)); - if (!old_dyn_addr) - return 0; - master->addrs[data->index] = dev->info.dyn_addr; return 0; @@ -925,11 +922,11 @@ static int dw_i3c_master_attach_i3c_dev(struct i3c_dev_desc *dev) return -ENOMEM; data->index = pos; - master->addrs[pos] = dev->info.dyn_addr; + master->addrs[pos] = dev->info.dyn_addr ? : dev->info.static_addr; master->free_pos &= ~BIT(pos); i3c_dev_set_master_data(dev, data); - writel(DEV_ADDR_TABLE_DYNAMIC_ADDR(dev->info.dyn_addr), + writel(DEV_ADDR_TABLE_DYNAMIC_ADDR(master->addrs[pos]), master->regs + DEV_ADDR_TABLE_LOC(master->datstartaddr, data->index)); diff --git a/drivers/i3c/master/i3c-master-cdns.c b/drivers/i3c/master/i3c-master-cdns.c index bbd79b8b1a80..8889a4fdb454 100644 --- a/drivers/i3c/master/i3c-master-cdns.c +++ b/drivers/i3c/master/i3c-master-cdns.c @@ -1556,8 +1556,8 @@ static int cdns_i3c_master_probe(struct platform_device *pdev) return PTR_ERR(master->pclk); master->sysclk = devm_clk_get(&pdev->dev, "sysclk"); - if (IS_ERR(master->pclk)) - return PTR_ERR(master->pclk); + if (IS_ERR(master->sysclk)) + return PTR_ERR(master->sysclk); irq = platform_get_irq(pdev, 0); if (irq < 0) diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c index 4c8c7a620d08..a5dc13576394 100644 --- a/drivers/ide/ide-proc.c +++ b/drivers/ide/ide-proc.c @@ -544,7 +544,7 @@ void ide_proc_port_register_devices(ide_hwif_t *hwif) drive->proc = proc_mkdir(drive->name, parent); if (drive->proc) { ide_add_proc_entries(drive->proc, generic_drive_entries, drive); - proc_create_data("setting", S_IFREG|S_IRUSR|S_IWUSR, + proc_create_data("settings", S_IFREG|S_IRUSR|S_IWUSR, drive->proc, &ide_settings_proc_fops, drive); } diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c index cafb1dcadc48..9d984f2a8ba7 100644 --- a/drivers/iio/adc/ti_am335x_adc.c +++ b/drivers/iio/adc/ti_am335x_adc.c @@ -142,7 +142,10 @@ static void tiadc_step_config(struct iio_dev *indio_dev) stepconfig |= STEPCONFIG_MODE_SWCNT; tiadc_writel(adc_dev, REG_STEPCONFIG(steps), - stepconfig | STEPCONFIG_INP(chan)); + stepconfig | STEPCONFIG_INP(chan) | + STEPCONFIG_INM_ADCREFM | + STEPCONFIG_RFP_VREFP | + STEPCONFIG_RFM_VREFN); if (adc_dev->open_delay[i] > STEPDELAY_OPEN_MASK) { dev_warn(dev, "chan %d open delay truncating to 0x3FFFF\n", diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 63a7cc00bae0..84f077b2b90a 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -494,7 +494,10 @@ static void _cma_attach_to_dev(struct rdma_id_private *id_priv, id_priv->id.route.addr.dev_addr.transport = rdma_node_get_transport(cma_dev->device->node_type); list_add_tail(&id_priv->list, &cma_dev->id_list); - rdma_restrack_kadd(&id_priv->res); + if (id_priv->res.kern_name) + rdma_restrack_kadd(&id_priv->res); + else + rdma_restrack_uadd(&id_priv->res); } static void cma_attach_to_dev(struct rdma_id_private *id_priv, diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c index e600fc23ae62..3c97a8b6bf1e 100644 --- a/drivers/infiniband/core/nldev.c +++ b/drivers/infiniband/core/nldev.c @@ -584,10 +584,6 @@ static int fill_res_pd_entry(struct sk_buff *msg, struct netlink_callback *cb, if (nla_put_u64_64bit(msg, RDMA_NLDEV_ATTR_RES_USECNT, atomic_read(&pd->usecnt), RDMA_NLDEV_ATTR_PAD)) goto err; - if ((pd->flags & IB_PD_UNSAFE_GLOBAL_RKEY) && - nla_put_u32(msg, RDMA_NLDEV_ATTR_RES_UNSAFE_GLOBAL_RKEY, - pd->unsafe_global_rkey)) - goto err; if (fill_res_name_pid(msg, res)) goto err; diff --git a/drivers/infiniband/core/rdma_core.h b/drivers/infiniband/core/rdma_core.h index be6b8e1257d0..69f8db66925e 100644 --- a/drivers/infiniband/core/rdma_core.h +++ b/drivers/infiniband/core/rdma_core.h @@ -106,6 +106,8 @@ int uverbs_finalize_object(struct ib_uobject *uobj, enum uverbs_obj_access access, bool commit); +int uverbs_output_written(const struct uverbs_attr_bundle *bundle, size_t idx); + void setup_ufile_idr_uobject(struct ib_uverbs_file *ufile); void release_ufile_idr_uobject(struct ib_uverbs_file *ufile); diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index 6b12cc5f97b2..3317300ab036 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -60,6 +60,10 @@ static int uverbs_response(struct uverbs_attr_bundle *attrs, const void *resp, { int ret; + if (uverbs_attr_is_valid(attrs, UVERBS_ATTR_CORE_OUT)) + return uverbs_copy_to_struct_or_zero( + attrs, UVERBS_ATTR_CORE_OUT, resp, resp_len); + if (copy_to_user(attrs->ucore.outbuf, resp, min(attrs->ucore.outlen, resp_len))) return -EFAULT; @@ -1181,6 +1185,9 @@ static int ib_uverbs_poll_cq(struct uverbs_attr_bundle *attrs) goto out_put; } + if (uverbs_attr_is_valid(attrs, UVERBS_ATTR_CORE_OUT)) + ret = uverbs_output_written(attrs, UVERBS_ATTR_CORE_OUT); + ret = 0; out_put: @@ -2012,8 +2019,10 @@ static int ib_uverbs_post_send(struct uverbs_attr_bundle *attrs) return -ENOMEM; qp = uobj_get_obj_read(qp, UVERBS_OBJECT_QP, cmd.qp_handle, attrs); - if (!qp) + if (!qp) { + ret = -EINVAL; goto out; + } is_ud = qp->qp_type == IB_QPT_UD; sg_ind = 0; diff --git a/drivers/infiniband/core/uverbs_ioctl.c b/drivers/infiniband/core/uverbs_ioctl.c index 8c81ff698052..0ca04d224015 100644 --- a/drivers/infiniband/core/uverbs_ioctl.c +++ b/drivers/infiniband/core/uverbs_ioctl.c @@ -144,6 +144,21 @@ static bool uverbs_is_attr_cleared(const struct ib_uverbs_attr *uattr, 0, uattr->len - len); } +static int uverbs_set_output(const struct uverbs_attr_bundle *bundle, + const struct uverbs_attr *attr) +{ + struct bundle_priv *pbundle = + container_of(bundle, struct bundle_priv, bundle); + u16 flags; + + flags = pbundle->uattrs[attr->ptr_attr.uattr_idx].flags | + UVERBS_ATTR_F_VALID_OUTPUT; + if (put_user(flags, + &pbundle->user_attrs[attr->ptr_attr.uattr_idx].flags)) + return -EFAULT; + return 0; +} + static int uverbs_process_idrs_array(struct bundle_priv *pbundle, const struct uverbs_api_attr *attr_uapi, struct uverbs_objs_arr_attr *attr, @@ -456,6 +471,19 @@ static int ib_uverbs_run_method(struct bundle_priv *pbundle, } /* + * Until the drivers are revised to use the bundle directly we have to + * assume that the driver wrote to its UHW_OUT and flag userspace + * appropriately. + */ + if (!ret && pbundle->method_elm->has_udata) { + const struct uverbs_attr *attr = + uverbs_attr_get(&pbundle->bundle, UVERBS_ATTR_UHW_OUT); + + if (!IS_ERR(attr)) + ret = uverbs_set_output(&pbundle->bundle, attr); + } + + /* * EPROTONOSUPPORT is ONLY to be returned if the ioctl framework can * not invoke the method because the request is not supported. No * other cases should return this code. @@ -706,10 +734,7 @@ void uverbs_fill_udata(struct uverbs_attr_bundle *bundle, int uverbs_copy_to(const struct uverbs_attr_bundle *bundle, size_t idx, const void *from, size_t size) { - struct bundle_priv *pbundle = - container_of(bundle, struct bundle_priv, bundle); const struct uverbs_attr *attr = uverbs_attr_get(bundle, idx); - u16 flags; size_t min_size; if (IS_ERR(attr)) @@ -719,16 +744,25 @@ int uverbs_copy_to(const struct uverbs_attr_bundle *bundle, size_t idx, if (copy_to_user(u64_to_user_ptr(attr->ptr_attr.data), from, min_size)) return -EFAULT; - flags = pbundle->uattrs[attr->ptr_attr.uattr_idx].flags | - UVERBS_ATTR_F_VALID_OUTPUT; - if (put_user(flags, - &pbundle->user_attrs[attr->ptr_attr.uattr_idx].flags)) - return -EFAULT; - - return 0; + return uverbs_set_output(bundle, attr); } EXPORT_SYMBOL(uverbs_copy_to); + +/* + * This is only used if the caller has directly used copy_to_use to write the + * data. It signals to user space that the buffer is filled in. + */ +int uverbs_output_written(const struct uverbs_attr_bundle *bundle, size_t idx) +{ + const struct uverbs_attr *attr = uverbs_attr_get(bundle, idx); + + if (IS_ERR(attr)) + return PTR_ERR(attr); + + return uverbs_set_output(bundle, attr); +} + int _uverbs_get_const(s64 *to, const struct uverbs_attr_bundle *attrs_bundle, size_t idx, s64 lower_bound, u64 upper_bound, s64 *def_val) @@ -757,8 +791,10 @@ int uverbs_copy_to_struct_or_zero(const struct uverbs_attr_bundle *bundle, { const struct uverbs_attr *attr = uverbs_attr_get(bundle, idx); - if (clear_user(u64_to_user_ptr(attr->ptr_attr.data), - attr->ptr_attr.len)) - return -EFAULT; + if (size < attr->ptr_attr.len) { + if (clear_user(u64_to_user_ptr(attr->ptr_attr.data) + size, + attr->ptr_attr.len - size)) + return -EFAULT; + } return uverbs_copy_to(bundle, idx, from, size); } diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index fb0007aa0c27..2890a77339e1 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -690,6 +690,7 @@ static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf, buf += sizeof(hdr); + memset(bundle.attr_present, 0, sizeof(bundle.attr_present)); bundle.ufile = file; if (!method_elm->is_ex) { size_t in_len = hdr.in_words * 4 - sizeof(hdr); diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c index 82cb6b71ac7c..e3e9dd54caa2 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.c +++ b/drivers/infiniband/hw/mthca/mthca_provider.c @@ -534,7 +534,7 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd, { struct mthca_ucontext *context; - qp = kmalloc(sizeof *qp, GFP_KERNEL); + qp = kzalloc(sizeof(*qp), GFP_KERNEL); if (!qp) return ERR_PTR(-ENOMEM); @@ -600,7 +600,7 @@ static struct ib_qp *mthca_create_qp(struct ib_pd *pd, if (udata) return ERR_PTR(-EINVAL); - qp = kmalloc(sizeof (struct mthca_sqp), GFP_KERNEL); + qp = kzalloc(sizeof(struct mthca_sqp), GFP_KERNEL); if (!qp) return ERR_PTR(-ENOMEM); diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma.h b/drivers/infiniband/hw/vmw_pvrdma/pvrdma.h index 42b8685c997e..3c633ab58052 100644 --- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma.h +++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma.h @@ -427,7 +427,40 @@ static inline enum ib_qp_state pvrdma_qp_state_to_ib(enum pvrdma_qp_state state) static inline enum pvrdma_wr_opcode ib_wr_opcode_to_pvrdma(enum ib_wr_opcode op) { - return (enum pvrdma_wr_opcode)op; + switch (op) { + case IB_WR_RDMA_WRITE: + return PVRDMA_WR_RDMA_WRITE; + case IB_WR_RDMA_WRITE_WITH_IMM: + return PVRDMA_WR_RDMA_WRITE_WITH_IMM; + case IB_WR_SEND: + return PVRDMA_WR_SEND; + case IB_WR_SEND_WITH_IMM: + return PVRDMA_WR_SEND_WITH_IMM; + case IB_WR_RDMA_READ: + return PVRDMA_WR_RDMA_READ; + case IB_WR_ATOMIC_CMP_AND_SWP: + return PVRDMA_WR_ATOMIC_CMP_AND_SWP; + case IB_WR_ATOMIC_FETCH_AND_ADD: + return PVRDMA_WR_ATOMIC_FETCH_AND_ADD; + case IB_WR_LSO: + return PVRDMA_WR_LSO; + case IB_WR_SEND_WITH_INV: + return PVRDMA_WR_SEND_WITH_INV; + case IB_WR_RDMA_READ_WITH_INV: + return PVRDMA_WR_RDMA_READ_WITH_INV; + case IB_WR_LOCAL_INV: + return PVRDMA_WR_LOCAL_INV; + case IB_WR_REG_MR: + return PVRDMA_WR_FAST_REG_MR; + case IB_WR_MASKED_ATOMIC_CMP_AND_SWP: + return PVRDMA_WR_MASKED_ATOMIC_CMP_AND_SWP; + case IB_WR_MASKED_ATOMIC_FETCH_AND_ADD: + return PVRDMA_WR_MASKED_ATOMIC_FETCH_AND_ADD; + case IB_WR_REG_SIG_MR: + return PVRDMA_WR_REG_SIG_MR; + default: + return PVRDMA_WR_ERROR; + } } static inline enum ib_wc_status pvrdma_wc_status_to_ib( diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c index 3acf74cbe266..1ec3646087ba 100644 --- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c +++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c @@ -721,6 +721,12 @@ int pvrdma_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr, wr->opcode == IB_WR_RDMA_WRITE_WITH_IMM) wqe_hdr->ex.imm_data = wr->ex.imm_data; + if (unlikely(wqe_hdr->opcode == PVRDMA_WR_ERROR)) { + *bad_wr = wr; + ret = -EINVAL; + goto out; + } + switch (qp->ibqp.qp_type) { case IB_QPT_GSI: case IB_QPT_UD: diff --git a/drivers/iommu/of_iommu.c b/drivers/iommu/of_iommu.c index d8947b28db2d..f04a6df65eb8 100644 --- a/drivers/iommu/of_iommu.c +++ b/drivers/iommu/of_iommu.c @@ -224,7 +224,7 @@ const struct iommu_ops *of_iommu_configure(struct device *dev, * If we have reason to believe the IOMMU driver missed the initial * probe for dev, replay it to get things in order. */ - if (dev->bus && !device_iommu_mapped(dev)) + if (!err && dev->bus && !device_iommu_mapped(dev)) err = iommu_probe_device(dev); /* Ignore all other errors apart from EPROBE_DEFER */ diff --git a/drivers/isdn/hardware/avm/b1.c b/drivers/isdn/hardware/avm/b1.c index 4ac378e48902..40ca1e8fa09f 100644 --- a/drivers/isdn/hardware/avm/b1.c +++ b/drivers/isdn/hardware/avm/b1.c @@ -423,7 +423,7 @@ void b1_parse_version(avmctrl_info *cinfo) int i, j; for (j = 0; j < AVM_MAXVERSION; j++) - cinfo->version[j] = "\0\0" + 1; + cinfo->version[j] = ""; for (i = 0, j = 0; j < AVM_MAXVERSION && i < cinfo->versionlen; j++, i += cinfo->versionbuf[i] + 1) diff --git a/drivers/isdn/hardware/mISDN/hfcsusb.c b/drivers/isdn/hardware/mISDN/hfcsusb.c index 6d05946b445e..124ff530da82 100644 --- a/drivers/isdn/hardware/mISDN/hfcsusb.c +++ b/drivers/isdn/hardware/mISDN/hfcsusb.c @@ -262,8 +262,7 @@ hfcsusb_ph_info(struct hfcsusb *hw) struct dchannel *dch = &hw->dch; int i; - phi = kzalloc(sizeof(struct ph_info) + - dch->dev.nrbchan * sizeof(struct ph_info_ch), GFP_ATOMIC); + phi = kzalloc(struct_size(phi, bch, dch->dev.nrbchan), GFP_ATOMIC); phi->dch.ch.protocol = hw->protocol; phi->dch.ch.Flags = dch->Flags; phi->dch.state = dch->state; diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c index 1b2239c1d569..dc1cded716c1 100644 --- a/drivers/isdn/i4l/isdn_tty.c +++ b/drivers/isdn/i4l/isdn_tty.c @@ -1437,15 +1437,19 @@ isdn_tty_set_termios(struct tty_struct *tty, struct ktermios *old_termios) { modem_info *info = (modem_info *) tty->driver_data; + mutex_lock(&modem_info_mutex); if (!old_termios) isdn_tty_change_speed(info); else { if (tty->termios.c_cflag == old_termios->c_cflag && tty->termios.c_ispeed == old_termios->c_ispeed && - tty->termios.c_ospeed == old_termios->c_ospeed) + tty->termios.c_ospeed == old_termios->c_ospeed) { + mutex_unlock(&modem_info_mutex); return; + } isdn_tty_change_speed(info); } + mutex_unlock(&modem_info_mutex); } /* diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c index a2e74feee2b2..fd64df5a57a5 100644 --- a/drivers/leds/leds-lp5523.c +++ b/drivers/leds/leds-lp5523.c @@ -318,7 +318,9 @@ static int lp5523_init_program_engine(struct lp55xx_chip *chip) /* Let the programs run for couple of ms and check the engine status */ usleep_range(3000, 6000); - lp55xx_read(chip, LP5523_REG_STATUS, &status); + ret = lp55xx_read(chip, LP5523_REG_STATUS, &status); + if (ret) + return ret; status &= LP5523_ENG_STATUS_MASK; if (status != LP5523_ENG_STATUS_MASK) { diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 0ff22159a0ca..47d4e0d30bf0 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -2414,9 +2414,21 @@ static int crypt_ctr_cipher_new(struct dm_target *ti, char *cipher_in, char *key * capi:cipher_api_spec-iv:ivopts */ tmp = &cipher_in[strlen("capi:")]; - cipher_api = strsep(&tmp, "-"); - *ivmode = strsep(&tmp, ":"); - *ivopts = tmp; + + /* Separate IV options if present, it can contain another '-' in hash name */ + *ivopts = strrchr(tmp, ':'); + if (*ivopts) { + **ivopts = '\0'; + (*ivopts)++; + } + /* Parse IV mode */ + *ivmode = strrchr(tmp, '-'); + if (*ivmode) { + **ivmode = '\0'; + (*ivmode)++; + } + /* The rest is crypto API spec */ + cipher_api = tmp; if (*ivmode && !strcmp(*ivmode, "lmk")) cc->tfms_count = 64; @@ -2486,11 +2498,8 @@ static int crypt_ctr_cipher_old(struct dm_target *ti, char *cipher_in, char *key goto bad_mem; chainmode = strsep(&tmp, "-"); - *ivopts = strsep(&tmp, "-"); - *ivmode = strsep(&*ivopts, ":"); - - if (tmp) - DMWARN("Ignoring unexpected additional cipher options"); + *ivmode = strsep(&tmp, ":"); + *ivopts = tmp; /* * For compatibility with the original dm-crypt mapping format, if diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c index 20b0776e39ef..ed3caceaed07 100644 --- a/drivers/md/dm-thin-metadata.c +++ b/drivers/md/dm-thin-metadata.c @@ -1678,7 +1678,7 @@ int dm_thin_remove_range(struct dm_thin_device *td, return r; } -int dm_pool_block_is_used(struct dm_pool_metadata *pmd, dm_block_t b, bool *result) +int dm_pool_block_is_shared(struct dm_pool_metadata *pmd, dm_block_t b, bool *result) { int r; uint32_t ref_count; @@ -1686,7 +1686,7 @@ int dm_pool_block_is_used(struct dm_pool_metadata *pmd, dm_block_t b, bool *resu down_read(&pmd->root_lock); r = dm_sm_get_count(pmd->data_sm, b, &ref_count); if (!r) - *result = (ref_count != 0); + *result = (ref_count > 1); up_read(&pmd->root_lock); return r; diff --git a/drivers/md/dm-thin-metadata.h b/drivers/md/dm-thin-metadata.h index 35e954ea20a9..f6be0d733c20 100644 --- a/drivers/md/dm-thin-metadata.h +++ b/drivers/md/dm-thin-metadata.h @@ -195,7 +195,7 @@ int dm_pool_get_metadata_dev_size(struct dm_pool_metadata *pmd, int dm_pool_get_data_dev_size(struct dm_pool_metadata *pmd, dm_block_t *result); -int dm_pool_block_is_used(struct dm_pool_metadata *pmd, dm_block_t b, bool *result); +int dm_pool_block_is_shared(struct dm_pool_metadata *pmd, dm_block_t b, bool *result); int dm_pool_inc_data_range(struct dm_pool_metadata *pmd, dm_block_t b, dm_block_t e); int dm_pool_dec_data_range(struct dm_pool_metadata *pmd, dm_block_t b, dm_block_t e); diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c index dadd9696340c..ca8af21bf644 100644 --- a/drivers/md/dm-thin.c +++ b/drivers/md/dm-thin.c @@ -1048,7 +1048,7 @@ static void passdown_double_checking_shared_status(struct dm_thin_new_mapping *m * passdown we have to check that these blocks are now unused. */ int r = 0; - bool used = true; + bool shared = true; struct thin_c *tc = m->tc; struct pool *pool = tc->pool; dm_block_t b = m->data_block, e, end = m->data_block + m->virt_end - m->virt_begin; @@ -1058,11 +1058,11 @@ static void passdown_double_checking_shared_status(struct dm_thin_new_mapping *m while (b != end) { /* find start of unmapped run */ for (; b < end; b++) { - r = dm_pool_block_is_used(pool->pmd, b, &used); + r = dm_pool_block_is_shared(pool->pmd, b, &shared); if (r) goto out; - if (!used) + if (!shared) break; } @@ -1071,11 +1071,11 @@ static void passdown_double_checking_shared_status(struct dm_thin_new_mapping *m /* find end of run */ for (e = b + 1; e != end; e++) { - r = dm_pool_block_is_used(pool->pmd, e, &used); + r = dm_pool_block_is_shared(pool->pmd, e, &shared); if (r) goto out; - if (used) + if (shared) break; } diff --git a/drivers/md/dm.c b/drivers/md/dm.c index d67c95ef8d7e..2b53c3841b53 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -1320,7 +1320,7 @@ static int clone_bio(struct dm_target_io *tio, struct bio *bio, __bio_clone_fast(clone, bio); - if (unlikely(bio_integrity(bio) != NULL)) { + if (bio_integrity(bio)) { int r; if (unlikely(!dm_target_has_integrity(tio->ti->type) && @@ -1336,11 +1336,7 @@ static int clone_bio(struct dm_target_io *tio, struct bio *bio, return r; } - bio_advance(clone, to_bytes(sector - clone->bi_iter.bi_sector)); - clone->bi_iter.bi_size = to_bytes(len); - - if (unlikely(bio_integrity(bio) != NULL)) - bio_integrity_trim(clone); + bio_trim(clone, sector - clone->bi_iter.bi_sector, len); return 0; } @@ -1588,6 +1584,9 @@ static void init_clone_info(struct clone_info *ci, struct mapped_device *md, ci->sector = bio->bi_iter.bi_sector; } +#define __dm_part_stat_sub(part, field, subnd) \ + (part_stat_get(part, field) -= (subnd)) + /* * Entry point to split a bio into clones and submit them to the targets. */ @@ -1642,7 +1641,21 @@ static blk_qc_t __split_and_process_bio(struct mapped_device *md, struct bio *b = bio_split(bio, bio_sectors(bio) - ci.sector_count, GFP_NOIO, &md->queue->bio_split); ci.io->orig_bio = b; + + /* + * Adjust IO stats for each split, otherwise upon queue + * reentry there will be redundant IO accounting. + * NOTE: this is a stop-gap fix, a proper fix involves + * significant refactoring of DM core's bio splitting + * (by eliminating DM's splitting and just using bio_split) + */ + part_stat_lock(); + __dm_part_stat_sub(&dm_disk(md)->part0, + sectors[op_stat_group(bio_op(bio))], ci.sector_count); + part_stat_unlock(); + bio_chain(b, bio); + trace_block_split(md->queue, b, bio->bi_iter.bi_sector); ret = generic_make_request(bio); break; } @@ -1713,6 +1726,15 @@ out: return ret; } +static blk_qc_t dm_process_bio(struct mapped_device *md, + struct dm_table *map, struct bio *bio) +{ + if (dm_get_md_type(md) == DM_TYPE_NVME_BIO_BASED) + return __process_bio(md, map, bio); + else + return __split_and_process_bio(md, map, bio); +} + static blk_qc_t dm_make_request(struct request_queue *q, struct bio *bio) { struct mapped_device *md = q->queuedata; @@ -1733,10 +1755,7 @@ static blk_qc_t dm_make_request(struct request_queue *q, struct bio *bio) return ret; } - if (dm_get_md_type(md) == DM_TYPE_NVME_BIO_BASED) - ret = __process_bio(md, map, bio); - else - ret = __split_and_process_bio(md, map, bio); + ret = dm_process_bio(md, map, bio); dm_put_live_table(md, srcu_idx); return ret; @@ -2415,9 +2434,9 @@ static void dm_wq_work(struct work_struct *work) break; if (dm_request_based(md)) - generic_make_request(c); + (void) generic_make_request(c); else - __split_and_process_bio(md, map, c); + (void) dm_process_bio(md, map, c); } dm_put_live_table(md, srcu_idx); diff --git a/drivers/md/md.c b/drivers/md/md.c index fd4af4de03b4..05ffffb8b769 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -207,15 +207,10 @@ static bool create_on_open = true; struct bio *bio_alloc_mddev(gfp_t gfp_mask, int nr_iovecs, struct mddev *mddev) { - struct bio *b; - if (!mddev || !bioset_initialized(&mddev->bio_set)) return bio_alloc(gfp_mask, nr_iovecs); - b = bio_alloc_bioset(gfp_mask, nr_iovecs, &mddev->bio_set); - if (!b) - return NULL; - return b; + return bio_alloc_bioset(gfp_mask, nr_iovecs, &mddev->bio_set); } EXPORT_SYMBOL_GPL(bio_alloc_mddev); diff --git a/drivers/media/platform/vim2m.c b/drivers/media/platform/vim2m.c index d01821a6906a..89d9c4c21037 100644 --- a/drivers/media/platform/vim2m.c +++ b/drivers/media/platform/vim2m.c @@ -807,7 +807,9 @@ static void vim2m_stop_streaming(struct vb2_queue *q) struct vb2_v4l2_buffer *vbuf; unsigned long flags; - cancel_delayed_work_sync(&dev->work_run); + if (v4l2_m2m_get_curr_priv(dev->m2m_dev) == ctx) + cancel_delayed_work_sync(&dev->work_run); + for (;;) { if (V4L2_TYPE_IS_OUTPUT(q->type)) vbuf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx); diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index 1441a73ce64c..90aad465f9ed 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -287,6 +287,7 @@ static void v4l_print_format(const void *arg, bool write_only) const struct v4l2_window *win; const struct v4l2_sdr_format *sdr; const struct v4l2_meta_format *meta; + u32 planes; unsigned i; pr_cont("type=%s", prt_names(p->type, v4l2_type_names)); @@ -317,7 +318,8 @@ static void v4l_print_format(const void *arg, bool write_only) prt_names(mp->field, v4l2_field_names), mp->colorspace, mp->num_planes, mp->flags, mp->ycbcr_enc, mp->quantization, mp->xfer_func); - for (i = 0; i < mp->num_planes; i++) + planes = min_t(u32, mp->num_planes, VIDEO_MAX_PLANES); + for (i = 0; i < planes; i++) printk(KERN_DEBUG "plane %u: bytesperline=%u sizeimage=%u\n", i, mp->plane_fmt[i].bytesperline, mp->plane_fmt[i].sizeimage); @@ -1551,8 +1553,11 @@ static int v4l_s_fmt(const struct v4l2_ioctl_ops *ops, if (unlikely(!ops->vidioc_s_fmt_vid_cap_mplane)) break; CLEAR_AFTER_FIELD(p, fmt.pix_mp.xfer_func); + if (p->fmt.pix_mp.num_planes > VIDEO_MAX_PLANES) + break; for (i = 0; i < p->fmt.pix_mp.num_planes; i++) - CLEAR_AFTER_FIELD(p, fmt.pix_mp.plane_fmt[i].bytesperline); + CLEAR_AFTER_FIELD(&p->fmt.pix_mp.plane_fmt[i], + bytesperline); return ops->vidioc_s_fmt_vid_cap_mplane(file, fh, arg); case V4L2_BUF_TYPE_VIDEO_OVERLAY: if (unlikely(!ops->vidioc_s_fmt_vid_overlay)) @@ -1581,8 +1586,11 @@ static int v4l_s_fmt(const struct v4l2_ioctl_ops *ops, if (unlikely(!ops->vidioc_s_fmt_vid_out_mplane)) break; CLEAR_AFTER_FIELD(p, fmt.pix_mp.xfer_func); + if (p->fmt.pix_mp.num_planes > VIDEO_MAX_PLANES) + break; for (i = 0; i < p->fmt.pix_mp.num_planes; i++) - CLEAR_AFTER_FIELD(p, fmt.pix_mp.plane_fmt[i].bytesperline); + CLEAR_AFTER_FIELD(&p->fmt.pix_mp.plane_fmt[i], + bytesperline); return ops->vidioc_s_fmt_vid_out_mplane(file, fh, arg); case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: if (unlikely(!ops->vidioc_s_fmt_vid_out_overlay)) @@ -1648,8 +1656,11 @@ static int v4l_try_fmt(const struct v4l2_ioctl_ops *ops, if (unlikely(!ops->vidioc_try_fmt_vid_cap_mplane)) break; CLEAR_AFTER_FIELD(p, fmt.pix_mp.xfer_func); + if (p->fmt.pix_mp.num_planes > VIDEO_MAX_PLANES) + break; for (i = 0; i < p->fmt.pix_mp.num_planes; i++) - CLEAR_AFTER_FIELD(p, fmt.pix_mp.plane_fmt[i].bytesperline); + CLEAR_AFTER_FIELD(&p->fmt.pix_mp.plane_fmt[i], + bytesperline); return ops->vidioc_try_fmt_vid_cap_mplane(file, fh, arg); case V4L2_BUF_TYPE_VIDEO_OVERLAY: if (unlikely(!ops->vidioc_try_fmt_vid_overlay)) @@ -1678,8 +1689,11 @@ static int v4l_try_fmt(const struct v4l2_ioctl_ops *ops, if (unlikely(!ops->vidioc_try_fmt_vid_out_mplane)) break; CLEAR_AFTER_FIELD(p, fmt.pix_mp.xfer_func); + if (p->fmt.pix_mp.num_planes > VIDEO_MAX_PLANES) + break; for (i = 0; i < p->fmt.pix_mp.num_planes; i++) - CLEAR_AFTER_FIELD(p, fmt.pix_mp.plane_fmt[i].bytesperline); + CLEAR_AFTER_FIELD(&p->fmt.pix_mp.plane_fmt[i], + bytesperline); return ops->vidioc_try_fmt_vid_out_mplane(file, fh, arg); case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: if (unlikely(!ops->vidioc_try_fmt_vid_out_overlay)) diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 8c5dfdce4326..f461460a2aeb 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -102,6 +102,7 @@ config MFD_AAT2870_CORE config MFD_AT91_USART tristate "AT91 USART Driver" select MFD_CORE + depends on ARCH_AT91 || COMPILE_TEST help Select this to get support for AT91 USART IP. This is a wrapper over at91-usart-serial driver and usart-spi-driver. Only one function diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c index 30d09d177171..11ab17f64c64 100644 --- a/drivers/mfd/ab8500-core.c +++ b/drivers/mfd/ab8500-core.c @@ -261,7 +261,7 @@ static int get_register_interruptible(struct ab8500 *ab8500, u8 bank, mutex_unlock(&ab8500->lock); dev_vdbg(ab8500->dev, "rd: addr %#x => data %#x\n", addr, ret); - return ret; + return (ret < 0) ? ret : 0; } static int ab8500_get_register(struct device *dev, u8 bank, diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c index e1450a56fc07..3c97f2c0fdfe 100644 --- a/drivers/mfd/axp20x.c +++ b/drivers/mfd/axp20x.c @@ -641,9 +641,9 @@ static const struct mfd_cell axp221_cells[] = { static const struct mfd_cell axp223_cells[] = { { - .name = "axp221-pek", - .num_resources = ARRAY_SIZE(axp22x_pek_resources), - .resources = axp22x_pek_resources, + .name = "axp221-pek", + .num_resources = ARRAY_SIZE(axp22x_pek_resources), + .resources = axp22x_pek_resources, }, { .name = "axp22x-adc", .of_compatible = "x-powers,axp221-adc", @@ -651,7 +651,7 @@ static const struct mfd_cell axp223_cells[] = { .name = "axp20x-battery-power-supply", .of_compatible = "x-powers,axp221-battery-power-supply", }, { - .name = "axp20x-regulator", + .name = "axp20x-regulator", }, { .name = "axp20x-ac-power-supply", .of_compatible = "x-powers,axp221-ac-power-supply", @@ -667,9 +667,9 @@ static const struct mfd_cell axp223_cells[] = { static const struct mfd_cell axp152_cells[] = { { - .name = "axp20x-pek", - .num_resources = ARRAY_SIZE(axp152_pek_resources), - .resources = axp152_pek_resources, + .name = "axp20x-pek", + .num_resources = ARRAY_SIZE(axp152_pek_resources), + .resources = axp152_pek_resources, }, }; @@ -698,87 +698,101 @@ static const struct resource axp288_charger_resources[] = { static const struct mfd_cell axp288_cells[] = { { - .name = "axp288_adc", - .num_resources = ARRAY_SIZE(axp288_adc_resources), - .resources = axp288_adc_resources, - }, - { - .name = "axp288_extcon", - .num_resources = ARRAY_SIZE(axp288_extcon_resources), - .resources = axp288_extcon_resources, - }, - { - .name = "axp288_charger", - .num_resources = ARRAY_SIZE(axp288_charger_resources), - .resources = axp288_charger_resources, - }, - { - .name = "axp288_fuel_gauge", - .num_resources = ARRAY_SIZE(axp288_fuel_gauge_resources), - .resources = axp288_fuel_gauge_resources, - }, - { - .name = "axp221-pek", - .num_resources = ARRAY_SIZE(axp288_power_button_resources), - .resources = axp288_power_button_resources, - }, - { - .name = "axp288_pmic_acpi", + .name = "axp288_adc", + .num_resources = ARRAY_SIZE(axp288_adc_resources), + .resources = axp288_adc_resources, + }, { + .name = "axp288_extcon", + .num_resources = ARRAY_SIZE(axp288_extcon_resources), + .resources = axp288_extcon_resources, + }, { + .name = "axp288_charger", + .num_resources = ARRAY_SIZE(axp288_charger_resources), + .resources = axp288_charger_resources, + }, { + .name = "axp288_fuel_gauge", + .num_resources = ARRAY_SIZE(axp288_fuel_gauge_resources), + .resources = axp288_fuel_gauge_resources, + }, { + .name = "axp221-pek", + .num_resources = ARRAY_SIZE(axp288_power_button_resources), + .resources = axp288_power_button_resources, + }, { + .name = "axp288_pmic_acpi", }, }; static const struct mfd_cell axp803_cells[] = { { - .name = "axp221-pek", - .num_resources = ARRAY_SIZE(axp803_pek_resources), - .resources = axp803_pek_resources, + .name = "axp221-pek", + .num_resources = ARRAY_SIZE(axp803_pek_resources), + .resources = axp803_pek_resources, + }, { + .name = "axp20x-gpio", + .of_compatible = "x-powers,axp813-gpio", + }, { + .name = "axp813-adc", + .of_compatible = "x-powers,axp813-adc", + }, { + .name = "axp20x-battery-power-supply", + .of_compatible = "x-powers,axp813-battery-power-supply", + }, { + .name = "axp20x-ac-power-supply", + .of_compatible = "x-powers,axp813-ac-power-supply", + .num_resources = ARRAY_SIZE(axp20x_ac_power_supply_resources), + .resources = axp20x_ac_power_supply_resources, }, - { .name = "axp20x-regulator" }, + { .name = "axp20x-regulator" }, }; static const struct mfd_cell axp806_self_working_cells[] = { { - .name = "axp221-pek", - .num_resources = ARRAY_SIZE(axp806_pek_resources), - .resources = axp806_pek_resources, + .name = "axp221-pek", + .num_resources = ARRAY_SIZE(axp806_pek_resources), + .resources = axp806_pek_resources, }, - { .name = "axp20x-regulator" }, + { .name = "axp20x-regulator" }, }; static const struct mfd_cell axp806_cells[] = { { - .id = 2, - .name = "axp20x-regulator", + .id = 2, + .name = "axp20x-regulator", }, }; static const struct mfd_cell axp809_cells[] = { { - .name = "axp221-pek", - .num_resources = ARRAY_SIZE(axp809_pek_resources), - .resources = axp809_pek_resources, + .name = "axp221-pek", + .num_resources = ARRAY_SIZE(axp809_pek_resources), + .resources = axp809_pek_resources, }, { - .id = 1, - .name = "axp20x-regulator", + .id = 1, + .name = "axp20x-regulator", }, }; static const struct mfd_cell axp813_cells[] = { { - .name = "axp221-pek", - .num_resources = ARRAY_SIZE(axp803_pek_resources), - .resources = axp803_pek_resources, + .name = "axp221-pek", + .num_resources = ARRAY_SIZE(axp803_pek_resources), + .resources = axp803_pek_resources, }, { - .name = "axp20x-regulator", + .name = "axp20x-regulator", }, { - .name = "axp20x-gpio", - .of_compatible = "x-powers,axp813-gpio", + .name = "axp20x-gpio", + .of_compatible = "x-powers,axp813-gpio", }, { - .name = "axp813-adc", - .of_compatible = "x-powers,axp813-adc", + .name = "axp813-adc", + .of_compatible = "x-powers,axp813-adc", }, { .name = "axp20x-battery-power-supply", .of_compatible = "x-powers,axp813-battery-power-supply", + }, { + .name = "axp20x-ac-power-supply", + .of_compatible = "x-powers,axp813-ac-power-supply", + .num_resources = ARRAY_SIZE(axp20x_ac_power_supply_resources), + .resources = axp20x_ac_power_supply_resources, }, }; diff --git a/drivers/mfd/bd9571mwv.c b/drivers/mfd/bd9571mwv.c index 503979c81dae..fab3cdc27ed6 100644 --- a/drivers/mfd/bd9571mwv.c +++ b/drivers/mfd/bd9571mwv.c @@ -59,6 +59,7 @@ static const struct regmap_access_table bd9571mwv_writable_table = { }; static const struct regmap_range bd9571mwv_volatile_yes_ranges[] = { + regmap_reg_range(BD9571MWV_DVFS_MONIVDAC, BD9571MWV_DVFS_MONIVDAC), regmap_reg_range(BD9571MWV_GPIO_IN, BD9571MWV_GPIO_IN), regmap_reg_range(BD9571MWV_GPIO_INT, BD9571MWV_GPIO_INT), regmap_reg_range(BD9571MWV_INT_INTREQ, BD9571MWV_INT_INTREQ), diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c index b99a194ce5a4..2d0fee488c5a 100644 --- a/drivers/mfd/cros_ec_dev.c +++ b/drivers/mfd/cros_ec_dev.c @@ -499,6 +499,7 @@ static int ec_device_remove(struct platform_device *pdev) cros_ec_debugfs_remove(ec); + mfd_remove_devices(ec->dev); cdev_del(&ec->cdev); device_unregister(&ec->class_dev); return 0; diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c index 5970b8def548..aec20e1c7d3d 100644 --- a/drivers/mfd/db8500-prcmu.c +++ b/drivers/mfd/db8500-prcmu.c @@ -2584,7 +2584,7 @@ static struct irq_chip prcmu_irq_chip = { .irq_unmask = prcmu_irq_unmask, }; -static __init char *fw_project_name(u32 project) +static char *fw_project_name(u32 project) { switch (project) { case PRCMU_FW_PROJECT_U8500: @@ -2732,7 +2732,7 @@ void __init db8500_prcmu_early_init(u32 phy_base, u32 size) INIT_WORK(&mb0_transfer.mask_work, prcmu_mask_work); } -static void __init init_prcm_registers(void) +static void init_prcm_registers(void) { u32 val; diff --git a/drivers/mfd/exynos-lpass.c b/drivers/mfd/exynos-lpass.c index ca829f85672f..2713de989f05 100644 --- a/drivers/mfd/exynos-lpass.c +++ b/drivers/mfd/exynos-lpass.c @@ -82,11 +82,13 @@ static void exynos_lpass_enable(struct exynos_lpass *lpass) LPASS_INTR_SFR | LPASS_INTR_DMA | LPASS_INTR_I2S); regmap_write(lpass->top, SFR_LPASS_INTR_CPU_MASK, - LPASS_INTR_SFR | LPASS_INTR_DMA | LPASS_INTR_I2S); + LPASS_INTR_SFR | LPASS_INTR_DMA | LPASS_INTR_I2S | + LPASS_INTR_UART); exynos_lpass_core_sw_reset(lpass, LPASS_I2S_SW_RESET); exynos_lpass_core_sw_reset(lpass, LPASS_DMA_SW_RESET); exynos_lpass_core_sw_reset(lpass, LPASS_MEM_SW_RESET); + exynos_lpass_core_sw_reset(lpass, LPASS_UART_SW_RESET); } static void exynos_lpass_disable(struct exynos_lpass *lpass) diff --git a/drivers/mfd/madera-core.c b/drivers/mfd/madera-core.c index 440030cecbbd..2a77988d0462 100644 --- a/drivers/mfd/madera-core.c +++ b/drivers/mfd/madera-core.c @@ -15,6 +15,7 @@ #include <linux/gpio.h> #include <linux/mfd/core.h> #include <linux/module.h> +#include <linux/mutex.h> #include <linux/notifier.h> #include <linux/of.h> #include <linux/of_gpio.h> @@ -155,7 +156,7 @@ static int madera_wait_for_boot(struct madera *madera) usleep_range(MADERA_BOOT_POLL_INTERVAL_USEC / 2, MADERA_BOOT_POLL_INTERVAL_USEC); regmap_read(madera->regmap, MADERA_IRQ1_RAW_STATUS_1, &val); - }; + } if (!(val & MADERA_BOOT_DONE_STS1)) { dev_err(madera->dev, "Polling BOOT_DONE_STS timed out\n"); @@ -357,6 +358,8 @@ int madera_dev_init(struct madera *madera) dev_set_drvdata(madera->dev, madera); BLOCKING_INIT_NOTIFIER_HEAD(&madera->notifier); + mutex_init(&madera->dapm_ptr_lock); + madera_set_micbias_info(madera); /* diff --git a/drivers/mfd/max77620.c b/drivers/mfd/max77620.c index d8217366ed36..d8ddd1a6f304 100644 --- a/drivers/mfd/max77620.c +++ b/drivers/mfd/max77620.c @@ -280,7 +280,7 @@ static int max77620_config_fps(struct max77620_chip *chip, for (fps_id = 0; fps_id < MAX77620_FPS_COUNT; fps_id++) { sprintf(fps_name, "fps%d", fps_id); - if (!strcmp(fps_np->name, fps_name)) + if (of_node_name_eq(fps_np, fps_name)) break; } diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c index f475e848252f..d0bf50e3568d 100644 --- a/drivers/mfd/mc13xxx-core.c +++ b/drivers/mfd/mc13xxx-core.c @@ -274,7 +274,9 @@ int mc13xxx_adc_do_conversion(struct mc13xxx *mc13xxx, unsigned int mode, mc13xxx->adcflags |= MC13XXX_ADC_WORKING; - mc13xxx_reg_read(mc13xxx, MC13XXX_ADC0, &old_adc0); + ret = mc13xxx_reg_read(mc13xxx, MC13XXX_ADC0, &old_adc0); + if (ret) + goto out; adc0 = MC13XXX_ADC0_ADINC1 | MC13XXX_ADC0_ADINC2 | MC13XXX_ADC0_CHRGRAWDIV; diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c index 77b64bd64df3..ab24e176ef44 100644 --- a/drivers/mfd/mt6397-core.c +++ b/drivers/mfd/mt6397-core.c @@ -329,8 +329,7 @@ static int mt6397_probe(struct platform_device *pdev) default: dev_err(&pdev->dev, "unsupported chip: %d\n", id); - ret = -ENODEV; - break; + return -ENODEV; } if (ret) { diff --git a/drivers/mfd/qcom_rpm.c b/drivers/mfd/qcom_rpm.c index 52fafea06067..8d420c37b2a6 100644 --- a/drivers/mfd/qcom_rpm.c +++ b/drivers/mfd/qcom_rpm.c @@ -638,6 +638,10 @@ static int qcom_rpm_probe(struct platform_device *pdev) return -EFAULT; } + writel(fw_version[0], RPM_CTRL_REG(rpm, 0)); + writel(fw_version[1], RPM_CTRL_REG(rpm, 1)); + writel(fw_version[2], RPM_CTRL_REG(rpm, 2)); + dev_info(&pdev->dev, "RPM firmware %u.%u.%u\n", fw_version[0], fw_version[1], fw_version[2]); diff --git a/drivers/mfd/rave-sp.c b/drivers/mfd/rave-sp.c index 2a8369657e38..26c7b63e008a 100644 --- a/drivers/mfd/rave-sp.c +++ b/drivers/mfd/rave-sp.c @@ -109,7 +109,7 @@ struct rave_sp_reply { /** * struct rave_sp_checksum - Variant specific checksum implementation details * - * @length: Caculated checksum length + * @length: Calculated checksum length * @subroutine: Utilized checksum algorithm implementation */ struct rave_sp_checksum { diff --git a/drivers/mfd/stmpe.c b/drivers/mfd/stmpe.c index 566caca4efd8..7569a4be0608 100644 --- a/drivers/mfd/stmpe.c +++ b/drivers/mfd/stmpe.c @@ -1302,17 +1302,17 @@ static void stmpe_of_probe(struct stmpe_platform_data *pdata, pdata->autosleep = (pdata->autosleep_timeout) ? true : false; for_each_child_of_node(np, child) { - if (!strcmp(child->name, "stmpe_gpio")) { + if (of_node_name_eq(child, "stmpe_gpio")) { pdata->blocks |= STMPE_BLOCK_GPIO; - } else if (!strcmp(child->name, "stmpe_keypad")) { + } else if (of_node_name_eq(child, "stmpe_keypad")) { pdata->blocks |= STMPE_BLOCK_KEYPAD; - } else if (!strcmp(child->name, "stmpe_touchscreen")) { + } else if (of_node_name_eq(child, "stmpe_touchscreen")) { pdata->blocks |= STMPE_BLOCK_TOUCHSCREEN; - } else if (!strcmp(child->name, "stmpe_adc")) { + } else if (of_node_name_eq(child, "stmpe_adc")) { pdata->blocks |= STMPE_BLOCK_ADC; - } else if (!strcmp(child->name, "stmpe_pwm")) { + } else if (of_node_name_eq(child, "stmpe_pwm")) { pdata->blocks |= STMPE_BLOCK_PWM; - } else if (!strcmp(child->name, "stmpe_rotator")) { + } else if (of_node_name_eq(child, "stmpe_rotator")) { pdata->blocks |= STMPE_BLOCK_ROTATOR; } } diff --git a/drivers/mfd/ti_am335x_tscadc.c b/drivers/mfd/ti_am335x_tscadc.c index c2d47d78705b..fd111296b959 100644 --- a/drivers/mfd/ti_am335x_tscadc.c +++ b/drivers/mfd/ti_am335x_tscadc.c @@ -264,8 +264,9 @@ static int ti_tscadc_probe(struct platform_device *pdev) cell->pdata_size = sizeof(tscadc); } - err = mfd_add_devices(&pdev->dev, pdev->id, tscadc->cells, - tscadc->used_cells, NULL, 0, NULL); + err = mfd_add_devices(&pdev->dev, PLATFORM_DEVID_AUTO, + tscadc->cells, tscadc->used_cells, NULL, + 0, NULL); if (err < 0) goto err_disable_clk; diff --git a/drivers/mfd/tps65218.c b/drivers/mfd/tps65218.c index 910f569ff77c..8bcdecf494d0 100644 --- a/drivers/mfd/tps65218.c +++ b/drivers/mfd/tps65218.c @@ -235,9 +235,9 @@ static int tps65218_probe(struct i2c_client *client, mutex_init(&tps->tps_lock); - ret = regmap_add_irq_chip(tps->regmap, tps->irq, - IRQF_ONESHOT, 0, &tps65218_irq_chip, - &tps->irq_data); + ret = devm_regmap_add_irq_chip(&client->dev, tps->regmap, tps->irq, + IRQF_ONESHOT, 0, &tps65218_irq_chip, + &tps->irq_data); if (ret < 0) return ret; @@ -253,26 +253,9 @@ static int tps65218_probe(struct i2c_client *client, ARRAY_SIZE(tps65218_cells), NULL, 0, regmap_irq_get_domain(tps->irq_data)); - if (ret < 0) - goto err_irq; - - return 0; - -err_irq: - regmap_del_irq_chip(tps->irq, tps->irq_data); - return ret; } -static int tps65218_remove(struct i2c_client *client) -{ - struct tps65218 *tps = i2c_get_clientdata(client); - - regmap_del_irq_chip(tps->irq, tps->irq_data); - - return 0; -} - static const struct i2c_device_id tps65218_id_table[] = { { "tps65218", TPS65218 }, { }, @@ -285,7 +268,6 @@ static struct i2c_driver tps65218_driver = { .of_match_table = of_tps65218_match_table, }, .probe = tps65218_probe, - .remove = tps65218_remove, .id_table = tps65218_id_table, }; diff --git a/drivers/mfd/tps6586x.c b/drivers/mfd/tps6586x.c index b89379782741..9c7925ca13cf 100644 --- a/drivers/mfd/tps6586x.c +++ b/drivers/mfd/tps6586x.c @@ -592,6 +592,29 @@ static int tps6586x_i2c_remove(struct i2c_client *client) return 0; } +static int __maybe_unused tps6586x_i2c_suspend(struct device *dev) +{ + struct tps6586x *tps6586x = dev_get_drvdata(dev); + + if (tps6586x->client->irq) + disable_irq(tps6586x->client->irq); + + return 0; +} + +static int __maybe_unused tps6586x_i2c_resume(struct device *dev) +{ + struct tps6586x *tps6586x = dev_get_drvdata(dev); + + if (tps6586x->client->irq) + enable_irq(tps6586x->client->irq); + + return 0; +} + +static SIMPLE_DEV_PM_OPS(tps6586x_pm_ops, tps6586x_i2c_suspend, + tps6586x_i2c_resume); + static const struct i2c_device_id tps6586x_id_table[] = { { "tps6586x", 0 }, { }, @@ -602,6 +625,7 @@ static struct i2c_driver tps6586x_driver = { .driver = { .name = "tps6586x", .of_match_table = of_match_ptr(tps6586x_of_match), + .pm = &tps6586x_pm_ops, }, .probe = tps6586x_i2c_probe, .remove = tps6586x_i2c_remove, diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c index 4be3d239da9e..299016bc46d9 100644 --- a/drivers/mfd/twl-core.c +++ b/drivers/mfd/twl-core.c @@ -979,7 +979,7 @@ add_children(struct twl4030_platform_data *pdata, unsigned irq_base, * letting it generate the right frequencies for USB, MADC, and * other purposes. */ -static inline int __init protect_pm_master(void) +static inline int protect_pm_master(void) { int e = 0; @@ -988,7 +988,7 @@ static inline int __init protect_pm_master(void) return e; } -static inline int __init unprotect_pm_master(void) +static inline int unprotect_pm_master(void) { int e = 0; diff --git a/drivers/mfd/wm5110-tables.c b/drivers/mfd/wm5110-tables.c index 1ee68bd440fb..16c6e2accfaa 100644 --- a/drivers/mfd/wm5110-tables.c +++ b/drivers/mfd/wm5110-tables.c @@ -1618,6 +1618,7 @@ static const struct reg_default wm5110_reg_default[] = { { 0x00000ECD, 0x0000 }, /* R3789 - HPLPF4_2 */ { 0x00000EE0, 0x0000 }, /* R3808 - ASRC_ENABLE */ { 0x00000EE2, 0x0000 }, /* R3810 - ASRC_RATE1 */ + { 0x00000EE3, 0x4000 }, /* R3811 - ASRC_RATE2 */ { 0x00000EF0, 0x0000 }, /* R3824 - ISRC 1 CTRL 1 */ { 0x00000EF1, 0x0000 }, /* R3825 - ISRC 1 CTRL 2 */ { 0x00000EF2, 0x0000 }, /* R3826 - ISRC 1 CTRL 3 */ @@ -2869,6 +2870,7 @@ static bool wm5110_readable_register(struct device *dev, unsigned int reg) case ARIZONA_ASRC_ENABLE: case ARIZONA_ASRC_STATUS: case ARIZONA_ASRC_RATE1: + case ARIZONA_ASRC_RATE2: case ARIZONA_ISRC_1_CTRL_1: case ARIZONA_ISRC_1_CTRL_2: case ARIZONA_ISRC_1_CTRL_3: diff --git a/drivers/misc/ibmvmc.c b/drivers/misc/ibmvmc.c index b8aaa684c397..2ed23c99f59f 100644 --- a/drivers/misc/ibmvmc.c +++ b/drivers/misc/ibmvmc.c @@ -820,21 +820,24 @@ static int ibmvmc_send_msg(struct crq_server_adapter *adapter, * * Return: * 0 - Success + * Non-zero - Failure */ static int ibmvmc_open(struct inode *inode, struct file *file) { struct ibmvmc_file_session *session; - int rc = 0; pr_debug("%s: inode = 0x%lx, file = 0x%lx, state = 0x%x\n", __func__, (unsigned long)inode, (unsigned long)file, ibmvmc.state); session = kzalloc(sizeof(*session), GFP_KERNEL); + if (!session) + return -ENOMEM; + session->file = file; file->private_data = session; - return rc; + return 0; } /** diff --git a/drivers/misc/mei/hbm.c b/drivers/misc/mei/hbm.c index 78c26cebf5d4..8f7616557c97 100644 --- a/drivers/misc/mei/hbm.c +++ b/drivers/misc/mei/hbm.c @@ -1187,9 +1187,15 @@ int mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr) dma_setup_res = (struct hbm_dma_setup_response *)mei_msg; if (dma_setup_res->status) { - dev_info(dev->dev, "hbm: dma setup response: failure = %d %s\n", - dma_setup_res->status, - mei_hbm_status_str(dma_setup_res->status)); + u8 status = dma_setup_res->status; + + if (status == MEI_HBMS_NOT_ALLOWED) { + dev_dbg(dev->dev, "hbm: dma setup not allowed\n"); + } else { + dev_info(dev->dev, "hbm: dma setup response: failure = %d %s\n", + status, + mei_hbm_status_str(status)); + } dev->hbm_f_dr_supported = 0; mei_dmam_ring_free(dev); } diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h index e4b10b2d1a08..23739a60517f 100644 --- a/drivers/misc/mei/hw-me-regs.h +++ b/drivers/misc/mei/hw-me-regs.h @@ -127,6 +127,8 @@ #define MEI_DEV_ID_BXT_M 0x1A9A /* Broxton M */ #define MEI_DEV_ID_APL_I 0x5A9A /* Apollo Lake I */ +#define MEI_DEV_ID_DNV_IE 0x19E5 /* Denverton IE */ + #define MEI_DEV_ID_GLK 0x319A /* Gemini Lake */ #define MEI_DEV_ID_KBP 0xA2BA /* Kaby Point */ diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c index 73ace2d59dea..e89497f858ae 100644 --- a/drivers/misc/mei/pci-me.c +++ b/drivers/misc/mei/pci-me.c @@ -88,11 +88,13 @@ static const struct pci_device_id mei_me_pci_tbl[] = { {MEI_PCI_DEVICE(MEI_DEV_ID_SPT_2, MEI_ME_PCH8_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_SPT_H, MEI_ME_PCH8_SPS_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_SPT_H_2, MEI_ME_PCH8_SPS_CFG)}, - {MEI_PCI_DEVICE(MEI_DEV_ID_LBG, MEI_ME_PCH8_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_LBG, MEI_ME_PCH12_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_BXT_M, MEI_ME_PCH8_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_APL_I, MEI_ME_PCH8_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_DNV_IE, MEI_ME_PCH8_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_GLK, MEI_ME_PCH8_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_KBP, MEI_ME_PCH8_CFG)}, diff --git a/drivers/misc/mic/vop/vop_main.c b/drivers/misc/mic/vop/vop_main.c index 6b212c8b78e7..2bfa3a903bf9 100644 --- a/drivers/misc/mic/vop/vop_main.c +++ b/drivers/misc/mic/vop/vop_main.c @@ -394,16 +394,21 @@ static int vop_find_vqs(struct virtio_device *dev, unsigned nvqs, struct _vop_vdev *vdev = to_vopvdev(dev); struct vop_device *vpdev = vdev->vpdev; struct mic_device_ctrl __iomem *dc = vdev->dc; - int i, err, retry; + int i, err, retry, queue_idx = 0; /* We must have this many virtqueues. */ if (nvqs > ioread8(&vdev->desc->num_vq)) return -ENOENT; for (i = 0; i < nvqs; ++i) { + if (!names[i]) { + vqs[i] = NULL; + continue; + } + dev_dbg(_vop_dev(vdev), "%s: %d: %s\n", __func__, i, names[i]); - vqs[i] = vop_find_vq(dev, i, callbacks[i], names[i], + vqs[i] = vop_find_vq(dev, queue_idx++, callbacks[i], names[i], ctx ? ctx[i] : false); if (IS_ERR(vqs[i])) { err = PTR_ERR(vqs[i]); diff --git a/drivers/misc/pvpanic.c b/drivers/misc/pvpanic.c index 595ac065b401..95ff7c5a1dfb 100644 --- a/drivers/misc/pvpanic.c +++ b/drivers/misc/pvpanic.c @@ -70,8 +70,12 @@ pvpanic_walk_resources(struct acpi_resource *res, void *context) struct resource r; if (acpi_dev_resource_io(res, &r)) { +#ifdef CONFIG_HAS_IOPORT_MAP base = ioport_map(r.start, resource_size(&r)); return AE_OK; +#else + return AE_ERROR; +#endif } else if (acpi_dev_resource_memory(res, &r)) { base = ioremap(r.start, resource_size(&r)); return AE_OK; diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c index f57f5de54206..cf58ccaf22d5 100644 --- a/drivers/mmc/core/host.c +++ b/drivers/mmc/core/host.c @@ -234,7 +234,7 @@ int mmc_of_parse(struct mmc_host *host) if (device_property_read_bool(dev, "broken-cd")) host->caps |= MMC_CAP_NEEDS_POLL; - ret = mmc_gpiod_request_cd(host, "cd", 0, true, + ret = mmc_gpiod_request_cd(host, "cd", 0, false, cd_debounce_delay_ms * 1000, &cd_gpio_invert); if (!ret) diff --git a/drivers/mtd/nand/raw/denali.c b/drivers/mtd/nand/raw/denali.c index eebac35304c6..6e8edc9375dd 100644 --- a/drivers/mtd/nand/raw/denali.c +++ b/drivers/mtd/nand/raw/denali.c @@ -1322,7 +1322,7 @@ int denali_init(struct denali_nand_info *denali) } /* clk rate info is needed for setup_data_interface */ - if (denali->clk_rate && denali->clk_x_rate) + if (!denali->clk_rate || !denali->clk_x_rate) chip->options |= NAND_KEEP_TIMINGS; chip->legacy.dummy_controller.ops = &denali_controller_ops; diff --git a/drivers/mtd/nand/raw/fsmc_nand.c b/drivers/mtd/nand/raw/fsmc_nand.c index 325b4414dccc..c9149a37f8f0 100644 --- a/drivers/mtd/nand/raw/fsmc_nand.c +++ b/drivers/mtd/nand/raw/fsmc_nand.c @@ -593,23 +593,6 @@ static void fsmc_write_buf_dma(struct fsmc_nand_data *host, const u8 *buf, dma_xfer(host, (void *)buf, len, DMA_TO_DEVICE); } -/* fsmc_select_chip - assert or deassert nCE */ -static void fsmc_ce_ctrl(struct fsmc_nand_data *host, bool assert) -{ - u32 pc = readl(host->regs_va + FSMC_PC); - - if (!assert) - writel_relaxed(pc & ~FSMC_ENABLE, host->regs_va + FSMC_PC); - else - writel_relaxed(pc | FSMC_ENABLE, host->regs_va + FSMC_PC); - - /* - * nCE line changes must be applied before returning from this - * function. - */ - mb(); -} - /* * fsmc_exec_op - hook called by the core to execute NAND operations * @@ -627,8 +610,6 @@ static int fsmc_exec_op(struct nand_chip *chip, const struct nand_operation *op, pr_debug("Executing operation [%d instructions]:\n", op->ninstrs); - fsmc_ce_ctrl(host, true); - for (op_id = 0; op_id < op->ninstrs; op_id++) { instr = &op->instrs[op_id]; @@ -686,8 +667,6 @@ static int fsmc_exec_op(struct nand_chip *chip, const struct nand_operation *op, } } - fsmc_ce_ctrl(host, false); - return ret; } diff --git a/drivers/mtd/nand/raw/jz4740_nand.c b/drivers/mtd/nand/raw/jz4740_nand.c index f92ae5aa2a54..9526d5b23c80 100644 --- a/drivers/mtd/nand/raw/jz4740_nand.c +++ b/drivers/mtd/nand/raw/jz4740_nand.c @@ -260,7 +260,7 @@ static int jz_nand_correct_ecc_rs(struct nand_chip *chip, uint8_t *dat, } static int jz_nand_ioremap_resource(struct platform_device *pdev, - const char *name, struct resource **res, void *__iomem *base) + const char *name, struct resource **res, void __iomem **base) { int ret; diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 6371958dd170..edb1c023a753 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -519,7 +519,7 @@ config NET_FAILOVER and destroy a failover master netdev and manages a primary and standby slave netdevs that get registered via the generic failover infrastructure. This can be used by paravirtual drivers to enable - an alternate low latency datapath. It alsoenables live migration of + an alternate low latency datapath. It also enables live migration of a VM with direct attached VF by failing over to the paravirtual datapath when the VF is unplugged. diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index a9d597f28023..485462d3087f 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1963,6 +1963,9 @@ static int __bond_release_one(struct net_device *bond_dev, if (!bond_has_slaves(bond)) { bond_set_carrier(bond); eth_hw_addr_random(bond_dev); + bond->nest_level = SINGLE_DEPTH_NESTING; + } else { + bond->nest_level = dev_get_nest_level(bond_dev) + 1; } unblock_netpoll_tx(); diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 3b12e2dcff31..8a5111f9414c 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -7,7 +7,6 @@ #include <linux/delay.h> #include <linux/export.h> -#include <linux/gpio.h> #include <linux/gpio/consumer.h> #include <linux/kernel.h> #include <linux/module.h> @@ -15,7 +14,6 @@ #include <linux/phy.h> #include <linux/etherdevice.h> #include <linux/if_bridge.h> -#include <linux/of_gpio.h> #include <linux/of_net.h> #include <net/dsa.h> #include <net/switchdev.h> diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c index 74547f43b938..a8a2c728afba 100644 --- a/drivers/net/dsa/mt7530.c +++ b/drivers/net/dsa/mt7530.c @@ -18,7 +18,6 @@ #include <linux/mfd/syscon.h> #include <linux/module.h> #include <linux/netdevice.h> -#include <linux/of_gpio.h> #include <linux/of_mdio.h> #include <linux/of_net.h> #include <linux/of_platform.h> diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 8a517d8fb9d1..8dca2c949e73 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -2403,6 +2403,107 @@ static int mv88e6xxx_stats_setup(struct mv88e6xxx_chip *chip) return mv88e6xxx_g1_stats_clear(chip); } +/* The mv88e6390 has some hidden registers used for debug and + * development. The errata also makes use of them. + */ +static int mv88e6390_hidden_write(struct mv88e6xxx_chip *chip, int port, + int reg, u16 val) +{ + u16 ctrl; + int err; + + err = mv88e6xxx_port_write(chip, PORT_RESERVED_1A_DATA_PORT, + PORT_RESERVED_1A, val); + if (err) + return err; + + ctrl = PORT_RESERVED_1A_BUSY | PORT_RESERVED_1A_WRITE | + PORT_RESERVED_1A_BLOCK | port << PORT_RESERVED_1A_PORT_SHIFT | + reg; + + return mv88e6xxx_port_write(chip, PORT_RESERVED_1A_CTRL_PORT, + PORT_RESERVED_1A, ctrl); +} + +static int mv88e6390_hidden_wait(struct mv88e6xxx_chip *chip) +{ + return mv88e6xxx_wait(chip, PORT_RESERVED_1A_CTRL_PORT, + PORT_RESERVED_1A, PORT_RESERVED_1A_BUSY); +} + + +static int mv88e6390_hidden_read(struct mv88e6xxx_chip *chip, int port, + int reg, u16 *val) +{ + u16 ctrl; + int err; + + ctrl = PORT_RESERVED_1A_BUSY | PORT_RESERVED_1A_READ | + PORT_RESERVED_1A_BLOCK | port << PORT_RESERVED_1A_PORT_SHIFT | + reg; + + err = mv88e6xxx_port_write(chip, PORT_RESERVED_1A_CTRL_PORT, + PORT_RESERVED_1A, ctrl); + if (err) + return err; + + err = mv88e6390_hidden_wait(chip); + if (err) + return err; + + return mv88e6xxx_port_read(chip, PORT_RESERVED_1A_DATA_PORT, + PORT_RESERVED_1A, val); +} + +/* Check if the errata has already been applied. */ +static bool mv88e6390_setup_errata_applied(struct mv88e6xxx_chip *chip) +{ + int port; + int err; + u16 val; + + for (port = 0; port < mv88e6xxx_num_ports(chip); port++) { + err = mv88e6390_hidden_read(chip, port, 0, &val); + if (err) { + dev_err(chip->dev, + "Error reading hidden register: %d\n", err); + return false; + } + if (val != 0x01c0) + return false; + } + + return true; +} + +/* The 6390 copper ports have an errata which require poking magic + * values into undocumented hidden registers and then performing a + * software reset. + */ +static int mv88e6390_setup_errata(struct mv88e6xxx_chip *chip) +{ + int port; + int err; + + if (mv88e6390_setup_errata_applied(chip)) + return 0; + + /* Set the ports into blocking mode */ + for (port = 0; port < mv88e6xxx_num_ports(chip); port++) { + err = mv88e6xxx_port_set_state(chip, port, BR_STATE_DISABLED); + if (err) + return err; + } + + for (port = 0; port < mv88e6xxx_num_ports(chip); port++) { + err = mv88e6390_hidden_write(chip, port, 0, 0x01c0); + if (err) + return err; + } + + return mv88e6xxx_software_reset(chip); +} + static int mv88e6xxx_setup(struct dsa_switch *ds) { struct mv88e6xxx_chip *chip = ds->priv; @@ -2415,6 +2516,12 @@ static int mv88e6xxx_setup(struct dsa_switch *ds) mutex_lock(&chip->reg_lock); + if (chip->info->ops->setup_errata) { + err = chip->info->ops->setup_errata(chip); + if (err) + goto unlock; + } + /* Cache the cmode of each port. */ for (i = 0; i < mv88e6xxx_num_ports(chip); i++) { if (chip->info->ops->port_get_cmode) { @@ -3226,6 +3333,7 @@ static const struct mv88e6xxx_ops mv88e6185_ops = { static const struct mv88e6xxx_ops mv88e6190_ops = { /* MV88E6XXX_FAMILY_6390 */ + .setup_errata = mv88e6390_setup_errata, .irl_init_all = mv88e6390_g2_irl_init_all, .get_eeprom = mv88e6xxx_g2_get_eeprom8, .set_eeprom = mv88e6xxx_g2_set_eeprom8, @@ -3269,6 +3377,7 @@ static const struct mv88e6xxx_ops mv88e6190_ops = { static const struct mv88e6xxx_ops mv88e6190x_ops = { /* MV88E6XXX_FAMILY_6390 */ + .setup_errata = mv88e6390_setup_errata, .irl_init_all = mv88e6390_g2_irl_init_all, .get_eeprom = mv88e6xxx_g2_get_eeprom8, .set_eeprom = mv88e6xxx_g2_set_eeprom8, @@ -3312,6 +3421,7 @@ static const struct mv88e6xxx_ops mv88e6190x_ops = { static const struct mv88e6xxx_ops mv88e6191_ops = { /* MV88E6XXX_FAMILY_6390 */ + .setup_errata = mv88e6390_setup_errata, .irl_init_all = mv88e6390_g2_irl_init_all, .get_eeprom = mv88e6xxx_g2_get_eeprom8, .set_eeprom = mv88e6xxx_g2_set_eeprom8, @@ -3404,6 +3514,7 @@ static const struct mv88e6xxx_ops mv88e6240_ops = { static const struct mv88e6xxx_ops mv88e6290_ops = { /* MV88E6XXX_FAMILY_6390 */ + .setup_errata = mv88e6390_setup_errata, .irl_init_all = mv88e6390_g2_irl_init_all, .get_eeprom = mv88e6xxx_g2_get_eeprom8, .set_eeprom = mv88e6xxx_g2_set_eeprom8, @@ -3709,6 +3820,7 @@ static const struct mv88e6xxx_ops mv88e6352_ops = { static const struct mv88e6xxx_ops mv88e6390_ops = { /* MV88E6XXX_FAMILY_6390 */ + .setup_errata = mv88e6390_setup_errata, .irl_init_all = mv88e6390_g2_irl_init_all, .get_eeprom = mv88e6xxx_g2_get_eeprom8, .set_eeprom = mv88e6xxx_g2_set_eeprom8, @@ -3756,6 +3868,7 @@ static const struct mv88e6xxx_ops mv88e6390_ops = { static const struct mv88e6xxx_ops mv88e6390x_ops = { /* MV88E6XXX_FAMILY_6390 */ + .setup_errata = mv88e6390_setup_errata, .irl_init_all = mv88e6390_g2_irl_init_all, .get_eeprom = mv88e6xxx_g2_get_eeprom8, .set_eeprom = mv88e6xxx_g2_set_eeprom8, diff --git a/drivers/net/dsa/mv88e6xxx/chip.h b/drivers/net/dsa/mv88e6xxx/chip.h index f9ecb7872d32..546651d8c3e1 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.h +++ b/drivers/net/dsa/mv88e6xxx/chip.h @@ -300,6 +300,11 @@ struct mv88e6xxx_mdio_bus { }; struct mv88e6xxx_ops { + /* Switch Setup Errata, called early in the switch setup to + * allow any errata actions to be performed + */ + int (*setup_errata)(struct mv88e6xxx_chip *chip); + int (*ieee_pri_map)(struct mv88e6xxx_chip *chip); int (*ip_pri_map)(struct mv88e6xxx_chip *chip); diff --git a/drivers/net/dsa/mv88e6xxx/port.h b/drivers/net/dsa/mv88e6xxx/port.h index 0d81866d0e4a..e583641de758 100644 --- a/drivers/net/dsa/mv88e6xxx/port.h +++ b/drivers/net/dsa/mv88e6xxx/port.h @@ -251,6 +251,16 @@ /* Offset 0x19: Port IEEE Priority Remapping Registers (4-7) */ #define MV88E6095_PORT_IEEE_PRIO_REMAP_4567 0x19 +/* Offset 0x1a: Magic undocumented errata register */ +#define PORT_RESERVED_1A 0x1a +#define PORT_RESERVED_1A_BUSY BIT(15) +#define PORT_RESERVED_1A_WRITE BIT(14) +#define PORT_RESERVED_1A_READ 0 +#define PORT_RESERVED_1A_PORT_SHIFT 5 +#define PORT_RESERVED_1A_BLOCK (0xf << 10) +#define PORT_RESERVED_1A_CTRL_PORT 4 +#define PORT_RESERVED_1A_DATA_PORT 5 + int mv88e6xxx_port_read(struct mv88e6xxx_chip *chip, int port, int reg, u16 *val); int mv88e6xxx_port_write(struct mv88e6xxx_chip *chip, int port, int reg, diff --git a/drivers/net/dsa/realtek-smi.c b/drivers/net/dsa/realtek-smi.c index b4b839a1d095..ad41ec63cc9f 100644 --- a/drivers/net/dsa/realtek-smi.c +++ b/drivers/net/dsa/realtek-smi.c @@ -347,16 +347,17 @@ int realtek_smi_setup_mdio(struct realtek_smi *smi) struct device_node *mdio_np; int ret; - mdio_np = of_find_compatible_node(smi->dev->of_node, NULL, - "realtek,smi-mdio"); + mdio_np = of_get_compatible_child(smi->dev->of_node, "realtek,smi-mdio"); if (!mdio_np) { dev_err(smi->dev, "no MDIO bus node\n"); return -ENODEV; } smi->slave_mii_bus = devm_mdiobus_alloc(smi->dev); - if (!smi->slave_mii_bus) - return -ENOMEM; + if (!smi->slave_mii_bus) { + ret = -ENOMEM; + goto err_put_node; + } smi->slave_mii_bus->priv = smi; smi->slave_mii_bus->name = "SMI slave MII"; smi->slave_mii_bus->read = realtek_smi_mdio_read; @@ -371,10 +372,15 @@ int realtek_smi_setup_mdio(struct realtek_smi *smi) if (ret) { dev_err(smi->dev, "unable to register MDIO bus %s\n", smi->slave_mii_bus->id); - of_node_put(mdio_np); + goto err_put_node; } return 0; + +err_put_node: + of_node_put(mdio_np); + + return ret; } static int realtek_smi_probe(struct platform_device *pdev) @@ -457,6 +463,8 @@ static int realtek_smi_remove(struct platform_device *pdev) struct realtek_smi *smi = dev_get_drvdata(&pdev->dev); dsa_unregister_switch(smi->ds); + if (smi->slave_mii_bus) + of_node_put(smi->slave_mii_bus->dev.of_node); gpiod_set_value(smi->reset, 1); return 0; diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-common.h b/drivers/net/ethernet/amd/xgbe/xgbe-common.h index d272dc6984ac..b40d4377cc71 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-common.h +++ b/drivers/net/ethernet/amd/xgbe/xgbe-common.h @@ -431,8 +431,6 @@ #define MAC_MDIOSCAR_PA_WIDTH 5 #define MAC_MDIOSCAR_RA_INDEX 0 #define MAC_MDIOSCAR_RA_WIDTH 16 -#define MAC_MDIOSCAR_REG_INDEX 0 -#define MAC_MDIOSCAR_REG_WIDTH 21 #define MAC_MDIOSCCDR_BUSY_INDEX 22 #define MAC_MDIOSCCDR_BUSY_WIDTH 1 #define MAC_MDIOSCCDR_CMD_INDEX 16 diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c index 1e929a1e4ca7..4666084eda16 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c @@ -1284,6 +1284,20 @@ static void xgbe_write_mmd_regs(struct xgbe_prv_data *pdata, int prtad, } } +static unsigned int xgbe_create_mdio_sca(int port, int reg) +{ + unsigned int mdio_sca, da; + + da = (reg & MII_ADDR_C45) ? reg >> 16 : 0; + + mdio_sca = 0; + XGMAC_SET_BITS(mdio_sca, MAC_MDIOSCAR, RA, reg); + XGMAC_SET_BITS(mdio_sca, MAC_MDIOSCAR, PA, port); + XGMAC_SET_BITS(mdio_sca, MAC_MDIOSCAR, DA, da); + + return mdio_sca; +} + static int xgbe_write_ext_mii_regs(struct xgbe_prv_data *pdata, int addr, int reg, u16 val) { @@ -1291,9 +1305,7 @@ static int xgbe_write_ext_mii_regs(struct xgbe_prv_data *pdata, int addr, reinit_completion(&pdata->mdio_complete); - mdio_sca = 0; - XGMAC_SET_BITS(mdio_sca, MAC_MDIOSCAR, REG, reg); - XGMAC_SET_BITS(mdio_sca, MAC_MDIOSCAR, DA, addr); + mdio_sca = xgbe_create_mdio_sca(addr, reg); XGMAC_IOWRITE(pdata, MAC_MDIOSCAR, mdio_sca); mdio_sccd = 0; @@ -1317,9 +1329,7 @@ static int xgbe_read_ext_mii_regs(struct xgbe_prv_data *pdata, int addr, reinit_completion(&pdata->mdio_complete); - mdio_sca = 0; - XGMAC_SET_BITS(mdio_sca, MAC_MDIOSCAR, REG, reg); - XGMAC_SET_BITS(mdio_sca, MAC_MDIOSCAR, DA, addr); + mdio_sca = xgbe_create_mdio_sca(addr, reg); XGMAC_IOWRITE(pdata, MAC_MDIOSCAR, mdio_sca); mdio_sccd = 0; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 4ab6eb3baefc..6a512871176b 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -5601,7 +5601,8 @@ static int bnxt_hwrm_check_pf_rings(struct bnxt *bp, int tx_rings, int rx_rings, FUNC_CFG_REQ_FLAGS_STAT_CTX_ASSETS_TEST | FUNC_CFG_REQ_FLAGS_VNIC_ASSETS_TEST; if (bp->flags & BNXT_FLAG_CHIP_P5) - flags |= FUNC_CFG_REQ_FLAGS_RSSCOS_CTX_ASSETS_TEST; + flags |= FUNC_CFG_REQ_FLAGS_RSSCOS_CTX_ASSETS_TEST | + FUNC_CFG_REQ_FLAGS_NQ_ASSETS_TEST; else flags |= FUNC_CFG_REQ_FLAGS_RING_GRP_ASSETS_TEST; } @@ -6221,9 +6222,12 @@ static int bnxt_alloc_ctx_pg_tbls(struct bnxt *bp, rmem->pg_tbl_map = ctx_pg->ctx_dma_arr[i]; rmem->depth = 1; rmem->nr_pages = MAX_CTX_PAGES; - if (i == (nr_tbls - 1)) - rmem->nr_pages = ctx_pg->nr_pages % - MAX_CTX_PAGES; + if (i == (nr_tbls - 1)) { + int rem = ctx_pg->nr_pages % MAX_CTX_PAGES; + + if (rem) + rmem->nr_pages = rem; + } rc = bnxt_alloc_ctx_mem_blk(bp, pg_tbl); if (rc) break; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h index f1aaac8e6268..0a0995894ddb 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h @@ -386,8 +386,8 @@ struct hwrm_err_output { #define HWRM_VERSION_MAJOR 1 #define HWRM_VERSION_MINOR 10 #define HWRM_VERSION_UPDATE 0 -#define HWRM_VERSION_RSVD 33 -#define HWRM_VERSION_STR "1.10.0.33" +#define HWRM_VERSION_RSVD 35 +#define HWRM_VERSION_STR "1.10.0.35" /* hwrm_ver_get_input (size:192b/24B) */ struct hwrm_ver_get_input { @@ -1184,6 +1184,7 @@ struct hwrm_func_cfg_input { #define FUNC_CFG_REQ_FLAGS_L2_CTX_ASSETS_TEST 0x100000UL #define FUNC_CFG_REQ_FLAGS_TRUSTED_VF_ENABLE 0x200000UL #define FUNC_CFG_REQ_FLAGS_DYNAMIC_TX_RING_ALLOC 0x400000UL + #define FUNC_CFG_REQ_FLAGS_NQ_ASSETS_TEST 0x800000UL __le32 enables; #define FUNC_CFG_REQ_ENABLES_MTU 0x1UL #define FUNC_CFG_REQ_ENABLES_MRU 0x2UL diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index b126926ef7f5..66cc7927061a 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -1738,12 +1738,8 @@ static int macb_pad_and_fcs(struct sk_buff **skb, struct net_device *ndev) *skb = nskb; } - if (padlen) { - if (padlen >= ETH_FCS_LEN) - skb_put_zero(*skb, padlen - ETH_FCS_LEN); - else - skb_trim(*skb, ETH_FCS_LEN - padlen); - } + if (padlen > ETH_FCS_LEN) + skb_put_zero(*skb, padlen - ETH_FCS_LEN); add_fcs: /* set FCS to packet */ diff --git a/drivers/net/ethernet/chelsio/cxgb3/sge.c b/drivers/net/ethernet/chelsio/cxgb3/sge.c index 85f22c286680..89db739b7819 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb3/sge.c @@ -2381,7 +2381,7 @@ no_mem: lro_add_page(adap, qs, fl, G_RSPD_LEN(len), flags & F_RSPD_EOP); - goto next_fl; + goto next_fl; } skb = get_packet_pg(adap, fl, q, @@ -3214,11 +3214,13 @@ void t3_start_sge_timers(struct adapter *adap) for (i = 0; i < SGE_QSETS; ++i) { struct sge_qset *q = &adap->sge.qs[i]; - if (q->tx_reclaim_timer.function) - mod_timer(&q->tx_reclaim_timer, jiffies + TX_RECLAIM_PERIOD); + if (q->tx_reclaim_timer.function) + mod_timer(&q->tx_reclaim_timer, + jiffies + TX_RECLAIM_PERIOD); - if (q->rx_reclaim_timer.function) - mod_timer(&q->rx_reclaim_timer, jiffies + RX_RECLAIM_PERIOD); + if (q->rx_reclaim_timer.function) + mod_timer(&q->rx_reclaim_timer, + jiffies + RX_RECLAIM_PERIOD); } } diff --git a/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c b/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c index 080918af773c..0a9f2c596624 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c @@ -1082,7 +1082,7 @@ int t3_check_fw_version(struct adapter *adapter) CH_WARN(adapter, "found newer FW version(%u.%u), " "driver compiled for version %u.%u\n", major, minor, FW_VERSION_MAJOR, FW_VERSION_MINOR); - return 0; + return 0; } return -EINVAL; } @@ -3619,7 +3619,7 @@ int t3_reset_adapter(struct adapter *adapter) static int init_parity(struct adapter *adap) { - int i, err, addr; + int i, err, addr; if (t3_read_reg(adap, A_SG_CONTEXT_CMD) & F_CONTEXT_CMD_BUSY) return -EBUSY; @@ -3806,6 +3806,6 @@ int t3_replay_prep_adapter(struct adapter *adapter) p->phy.ops->power_down(&p->phy, 1); } -return 0; + return 0; } diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c index 9f9d6cae39d5..58a039c3224a 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c @@ -378,10 +378,10 @@ static void cxgb4_init_ptp_timer(struct adapter *adapter) int err; memset(&c, 0, sizeof(c)); - c.op_to_portid = cpu_to_be32(FW_CMD_OP_V(FW_PTP_CMD) | - FW_CMD_REQUEST_F | - FW_CMD_WRITE_F | - FW_PTP_CMD_PORTID_V(0)); + c.op_to_portid = cpu_to_be32(FW_CMD_OP_V(FW_PTP_CMD) | + FW_CMD_REQUEST_F | + FW_CMD_WRITE_F | + FW_PTP_CMD_PORTID_V(0)); c.retval_len16 = cpu_to_be32(FW_CMD_LEN16_V(sizeof(c) / 16)); c.u.scmd.sc = FW_PTP_SC_INIT_TIMER; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c index 9a6065a3fa46..c041f44324db 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c @@ -78,7 +78,7 @@ static void free_msix_idx_in_bmap(struct adapter *adap, unsigned int msix_idx) unsigned long flags; spin_lock_irqsave(&bmap->lock, flags); - __clear_bit(msix_idx, bmap->msix_bmap); + __clear_bit(msix_idx, bmap->msix_bmap); spin_unlock_irqrestore(&bmap->lock, flags); } diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index e8c34292a0ec..2b03f6187a24 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -3794,7 +3794,7 @@ int t4_load_phy_fw(struct adapter *adap, /* If we have version number support, then check to see if the adapter * already has up-to-date PHY firmware loaded. */ - if (phy_fw_version) { + if (phy_fw_version) { new_phy_fw_vers = phy_fw_version(phy_fw_data, phy_fw_size); ret = t4_phy_fw_ver(adap, &cur_phy_fw_ver); if (ret < 0) diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c index f53090cde041..dfebc30c4841 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c @@ -2051,6 +2051,7 @@ dpaa_start_xmit(struct sk_buff *skb, struct net_device *net_dev) bool nonlinear = skb_is_nonlinear(skb); struct rtnl_link_stats64 *percpu_stats; struct dpaa_percpu_priv *percpu_priv; + struct netdev_queue *txq; struct dpaa_priv *priv; struct qm_fd fd; int offset = 0; @@ -2100,6 +2101,11 @@ dpaa_start_xmit(struct sk_buff *skb, struct net_device *net_dev) if (unlikely(err < 0)) goto skb_to_fd_failed; + txq = netdev_get_tx_queue(net_dev, queue_mapping); + + /* LLTX requires to do our own update of trans_start */ + txq->trans_start = jiffies; + if (priv->tx_tstamp && skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) { fd.cmd |= cpu_to_be32(FM_FD_CMD_UPD); skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS; diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c index ad1779fc410e..a78bfafd212c 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c @@ -147,12 +147,10 @@ static void hns_ae_put_handle(struct hnae_handle *handle) struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); int i; - vf_cb->mac_cb = NULL; - - kfree(vf_cb); - for (i = 0; i < handle->q_num; i++) hns_ae_get_ring_pair(handle->qs[i])->used_by_vf = 0; + + kfree(vf_cb); } static int hns_ae_wait_flow_down(struct hnae_handle *handle) diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c index 5748d3f722f6..5b33238c6680 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c @@ -1170,6 +1170,13 @@ int hns_nic_init_phy(struct net_device *ndev, struct hnae_handle *h) if (!h->phy_dev) return 0; + ethtool_convert_legacy_u32_to_link_mode(supported, h->if_support); + linkmode_and(phy_dev->supported, phy_dev->supported, supported); + linkmode_copy(phy_dev->advertising, phy_dev->supported); + + if (h->phy_if == PHY_INTERFACE_MODE_XGMII) + phy_dev->autoneg = false; + if (h->phy_if != PHY_INTERFACE_MODE_XGMII) { phy_dev->dev_flags = 0; @@ -1181,16 +1188,6 @@ int hns_nic_init_phy(struct net_device *ndev, struct hnae_handle *h) if (unlikely(ret)) return -ENODEV; - ethtool_convert_legacy_u32_to_link_mode(supported, h->if_support); - linkmode_and(phy_dev->supported, phy_dev->supported, supported); - linkmode_copy(phy_dev->advertising, phy_dev->supported); - - if (h->phy_if == PHY_INTERFACE_MODE_XGMII) - phy_dev->autoneg = false; - - if (h->phy_if == PHY_INTERFACE_MODE_SGMII) - phy_stop(phy_dev); - return 0; } diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig index 31fb76ee9d82..a1246e89aad4 100644 --- a/drivers/net/ethernet/intel/Kconfig +++ b/drivers/net/ethernet/intel/Kconfig @@ -159,7 +159,7 @@ config IXGBE tristate "Intel(R) 10GbE PCI Express adapters support" depends on PCI select MDIO - select MDIO_DEVICE + select PHYLIB imply PTP_1588_CLOCK ---help--- This driver supports Intel(R) 10GbE PCI Express family of diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index fe1592ae8769..ca54e268d157 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -515,7 +515,7 @@ struct igb_adapter { /* OS defined structs */ struct pci_dev *pdev; - struct mutex stats64_lock; + spinlock_t stats64_lock; struct rtnl_link_stats64 stats64; /* structs defined in e1000_hw.h */ diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index 7426060b678f..c57671068245 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -2295,7 +2295,7 @@ static void igb_get_ethtool_stats(struct net_device *netdev, int i, j; char *p; - mutex_lock(&adapter->stats64_lock); + spin_lock(&adapter->stats64_lock); igb_update_stats(adapter); for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) { @@ -2338,7 +2338,7 @@ static void igb_get_ethtool_stats(struct net_device *netdev, } while (u64_stats_fetch_retry_irq(&ring->rx_syncp, start)); i += IGB_RX_QUEUE_STATS_LEN; } - mutex_unlock(&adapter->stats64_lock); + spin_unlock(&adapter->stats64_lock); } static void igb_get_strings(struct net_device *netdev, u32 stringset, u8 *data) diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 87bdf1604ae2..7137e7f9c7f3 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -2203,9 +2203,9 @@ void igb_down(struct igb_adapter *adapter) del_timer_sync(&adapter->phy_info_timer); /* record the stats before reset*/ - mutex_lock(&adapter->stats64_lock); + spin_lock(&adapter->stats64_lock); igb_update_stats(adapter); - mutex_unlock(&adapter->stats64_lock); + spin_unlock(&adapter->stats64_lock); adapter->link_speed = 0; adapter->link_duplex = 0; @@ -3840,7 +3840,7 @@ static int igb_sw_init(struct igb_adapter *adapter) adapter->min_frame_size = ETH_ZLEN + ETH_FCS_LEN; spin_lock_init(&adapter->nfc_lock); - mutex_init(&adapter->stats64_lock); + spin_lock_init(&adapter->stats64_lock); #ifdef CONFIG_PCI_IOV switch (hw->mac.type) { case e1000_82576: @@ -5406,9 +5406,9 @@ no_wait: } } - mutex_lock(&adapter->stats64_lock); + spin_lock(&adapter->stats64_lock); igb_update_stats(adapter); - mutex_unlock(&adapter->stats64_lock); + spin_unlock(&adapter->stats64_lock); for (i = 0; i < adapter->num_tx_queues; i++) { struct igb_ring *tx_ring = adapter->tx_ring[i]; @@ -6235,10 +6235,10 @@ static void igb_get_stats64(struct net_device *netdev, { struct igb_adapter *adapter = netdev_priv(netdev); - mutex_lock(&adapter->stats64_lock); + spin_lock(&adapter->stats64_lock); igb_update_stats(adapter); memcpy(stats, &adapter->stats64, sizeof(*stats)); - mutex_unlock(&adapter->stats64_lock); + spin_unlock(&adapter->stats64_lock); } /** diff --git a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c index 742f0c1f60df..6d55e3d0b7ea 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c @@ -825,7 +825,7 @@ static int cgx_probe(struct pci_dev *pdev, const struct pci_device_id *id) if (!cgx->cgx_cmd_workq) { dev_err(dev, "alloc workqueue failed for cgx cmd"); err = -ENOMEM; - goto err_release_regions; + goto err_free_irq_vectors; } list_add(&cgx->cgx_list, &cgx_list); @@ -841,6 +841,8 @@ static int cgx_probe(struct pci_dev *pdev, const struct pci_device_id *id) err_release_lmac: cgx_lmac_exit(cgx); list_del(&cgx->cgx_list); +err_free_irq_vectors: + pci_free_irq_vectors(pdev); err_release_regions: pci_release_regions(pdev); err_disable_device: diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index fe9653fa8aea..49f926b7a91c 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -258,11 +258,6 @@ static void mtk_phy_link_adjust(struct net_device *dev) mtk_w32(mac->hw, mcr, MTK_MAC_MCR(mac->id)); - if (dev->phydev->link) - netif_carrier_on(dev); - else - netif_carrier_off(dev); - if (!of_phy_is_fixed_link(mac->of_node)) phy_print_status(dev->phydev); } @@ -347,17 +342,6 @@ static int mtk_phy_connect(struct net_device *dev) if (mtk_phy_connect_node(eth, mac, np)) goto err_phy; - dev->phydev->autoneg = AUTONEG_ENABLE; - dev->phydev->speed = 0; - dev->phydev->duplex = 0; - - phy_set_max_speed(dev->phydev, SPEED_1000); - phy_support_asym_pause(dev->phydev); - linkmode_copy(dev->phydev->advertising, dev->phydev->supported); - linkmode_set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, - dev->phydev->advertising); - phy_start_aneg(dev->phydev); - of_node_put(np); return 0; diff --git a/drivers/net/ethernet/mellanox/mlx4/icm.c b/drivers/net/ethernet/mellanox/mlx4/icm.c index 4b4351141b94..d89a3da89e5a 100644 --- a/drivers/net/ethernet/mellanox/mlx4/icm.c +++ b/drivers/net/ethernet/mellanox/mlx4/icm.c @@ -57,12 +57,12 @@ static void mlx4_free_icm_pages(struct mlx4_dev *dev, struct mlx4_icm_chunk *chu int i; if (chunk->nsg > 0) - pci_unmap_sg(dev->persist->pdev, chunk->mem, chunk->npages, - PCI_DMA_BIDIRECTIONAL); + dma_unmap_sg(&dev->persist->pdev->dev, chunk->sg, chunk->npages, + DMA_BIDIRECTIONAL); for (i = 0; i < chunk->npages; ++i) - __free_pages(sg_page(&chunk->mem[i]), - get_order(chunk->mem[i].length)); + __free_pages(sg_page(&chunk->sg[i]), + get_order(chunk->sg[i].length)); } static void mlx4_free_icm_coherent(struct mlx4_dev *dev, struct mlx4_icm_chunk *chunk) @@ -71,9 +71,9 @@ static void mlx4_free_icm_coherent(struct mlx4_dev *dev, struct mlx4_icm_chunk * for (i = 0; i < chunk->npages; ++i) dma_free_coherent(&dev->persist->pdev->dev, - chunk->mem[i].length, - lowmem_page_address(sg_page(&chunk->mem[i])), - sg_dma_address(&chunk->mem[i])); + chunk->buf[i].size, + chunk->buf[i].addr, + chunk->buf[i].dma_addr); } void mlx4_free_icm(struct mlx4_dev *dev, struct mlx4_icm *icm, int coherent) @@ -111,22 +111,21 @@ static int mlx4_alloc_icm_pages(struct scatterlist *mem, int order, return 0; } -static int mlx4_alloc_icm_coherent(struct device *dev, struct scatterlist *mem, - int order, gfp_t gfp_mask) +static int mlx4_alloc_icm_coherent(struct device *dev, struct mlx4_icm_buf *buf, + int order, gfp_t gfp_mask) { - void *buf = dma_alloc_coherent(dev, PAGE_SIZE << order, - &sg_dma_address(mem), gfp_mask); - if (!buf) + buf->addr = dma_alloc_coherent(dev, PAGE_SIZE << order, + &buf->dma_addr, gfp_mask); + if (!buf->addr) return -ENOMEM; - if (offset_in_page(buf)) { - dma_free_coherent(dev, PAGE_SIZE << order, - buf, sg_dma_address(mem)); + if (offset_in_page(buf->addr)) { + dma_free_coherent(dev, PAGE_SIZE << order, buf->addr, + buf->dma_addr); return -ENOMEM; } - sg_set_buf(mem, buf, PAGE_SIZE << order); - sg_dma_len(mem) = PAGE_SIZE << order; + buf->size = PAGE_SIZE << order; return 0; } @@ -159,21 +158,21 @@ struct mlx4_icm *mlx4_alloc_icm(struct mlx4_dev *dev, int npages, while (npages > 0) { if (!chunk) { - chunk = kmalloc_node(sizeof(*chunk), + chunk = kzalloc_node(sizeof(*chunk), gfp_mask & ~(__GFP_HIGHMEM | __GFP_NOWARN), dev->numa_node); if (!chunk) { - chunk = kmalloc(sizeof(*chunk), + chunk = kzalloc(sizeof(*chunk), gfp_mask & ~(__GFP_HIGHMEM | __GFP_NOWARN)); if (!chunk) goto fail; } + chunk->coherent = coherent; - sg_init_table(chunk->mem, MLX4_ICM_CHUNK_LEN); - chunk->npages = 0; - chunk->nsg = 0; + if (!coherent) + sg_init_table(chunk->sg, MLX4_ICM_CHUNK_LEN); list_add_tail(&chunk->list, &icm->chunk_list); } @@ -186,10 +185,10 @@ struct mlx4_icm *mlx4_alloc_icm(struct mlx4_dev *dev, int npages, if (coherent) ret = mlx4_alloc_icm_coherent(&dev->persist->pdev->dev, - &chunk->mem[chunk->npages], - cur_order, mask); + &chunk->buf[chunk->npages], + cur_order, mask); else - ret = mlx4_alloc_icm_pages(&chunk->mem[chunk->npages], + ret = mlx4_alloc_icm_pages(&chunk->sg[chunk->npages], cur_order, mask, dev->numa_node); @@ -205,9 +204,9 @@ struct mlx4_icm *mlx4_alloc_icm(struct mlx4_dev *dev, int npages, if (coherent) ++chunk->nsg; else if (chunk->npages == MLX4_ICM_CHUNK_LEN) { - chunk->nsg = pci_map_sg(dev->persist->pdev, chunk->mem, - chunk->npages, - PCI_DMA_BIDIRECTIONAL); + chunk->nsg = dma_map_sg(&dev->persist->pdev->dev, + chunk->sg, chunk->npages, + DMA_BIDIRECTIONAL); if (chunk->nsg <= 0) goto fail; @@ -220,9 +219,8 @@ struct mlx4_icm *mlx4_alloc_icm(struct mlx4_dev *dev, int npages, } if (!coherent && chunk) { - chunk->nsg = pci_map_sg(dev->persist->pdev, chunk->mem, - chunk->npages, - PCI_DMA_BIDIRECTIONAL); + chunk->nsg = dma_map_sg(&dev->persist->pdev->dev, chunk->sg, + chunk->npages, DMA_BIDIRECTIONAL); if (chunk->nsg <= 0) goto fail; @@ -320,7 +318,7 @@ void *mlx4_table_find(struct mlx4_icm_table *table, u32 obj, u64 idx; struct mlx4_icm_chunk *chunk; struct mlx4_icm *icm; - struct page *page = NULL; + void *addr = NULL; if (!table->lowmem) return NULL; @@ -336,28 +334,49 @@ void *mlx4_table_find(struct mlx4_icm_table *table, u32 obj, list_for_each_entry(chunk, &icm->chunk_list, list) { for (i = 0; i < chunk->npages; ++i) { + dma_addr_t dma_addr; + size_t len; + + if (table->coherent) { + len = chunk->buf[i].size; + dma_addr = chunk->buf[i].dma_addr; + addr = chunk->buf[i].addr; + } else { + struct page *page; + + len = sg_dma_len(&chunk->sg[i]); + dma_addr = sg_dma_address(&chunk->sg[i]); + + /* XXX: we should never do this for highmem + * allocation. This function either needs + * to be split, or the kernel virtual address + * return needs to be made optional. + */ + page = sg_page(&chunk->sg[i]); + addr = lowmem_page_address(page); + } + if (dma_handle && dma_offset >= 0) { - if (sg_dma_len(&chunk->mem[i]) > dma_offset) - *dma_handle = sg_dma_address(&chunk->mem[i]) + - dma_offset; - dma_offset -= sg_dma_len(&chunk->mem[i]); + if (len > dma_offset) + *dma_handle = dma_addr + dma_offset; + dma_offset -= len; } + /* * DMA mapping can merge pages but not split them, * so if we found the page, dma_handle has already * been assigned to. */ - if (chunk->mem[i].length > offset) { - page = sg_page(&chunk->mem[i]); + if (len > offset) goto out; - } - offset -= chunk->mem[i].length; + offset -= len; } } + addr = NULL; out: mutex_unlock(&table->mutex); - return page ? lowmem_page_address(page) + offset : NULL; + return addr ? addr + offset : NULL; } int mlx4_table_get_range(struct mlx4_dev *dev, struct mlx4_icm_table *table, diff --git a/drivers/net/ethernet/mellanox/mlx4/icm.h b/drivers/net/ethernet/mellanox/mlx4/icm.h index c9169a490557..d199874b1c07 100644 --- a/drivers/net/ethernet/mellanox/mlx4/icm.h +++ b/drivers/net/ethernet/mellanox/mlx4/icm.h @@ -47,11 +47,21 @@ enum { MLX4_ICM_PAGE_SIZE = 1 << MLX4_ICM_PAGE_SHIFT, }; +struct mlx4_icm_buf { + void *addr; + size_t size; + dma_addr_t dma_addr; +}; + struct mlx4_icm_chunk { struct list_head list; int npages; int nsg; - struct scatterlist mem[MLX4_ICM_CHUNK_LEN]; + bool coherent; + union { + struct scatterlist sg[MLX4_ICM_CHUNK_LEN]; + struct mlx4_icm_buf buf[MLX4_ICM_CHUNK_LEN]; + }; }; struct mlx4_icm { @@ -114,12 +124,18 @@ static inline void mlx4_icm_next(struct mlx4_icm_iter *iter) static inline dma_addr_t mlx4_icm_addr(struct mlx4_icm_iter *iter) { - return sg_dma_address(&iter->chunk->mem[iter->page_idx]); + if (iter->chunk->coherent) + return iter->chunk->buf[iter->page_idx].dma_addr; + else + return sg_dma_address(&iter->chunk->sg[iter->page_idx]); } static inline unsigned long mlx4_icm_size(struct mlx4_icm_iter *iter) { - return sg_dma_len(&iter->chunk->mem[iter->page_idx]); + if (iter->chunk->coherent) + return iter->chunk->buf[iter->page_idx].size; + else + return sg_dma_len(&iter->chunk->sg[iter->page_idx]); } int mlx4_MAP_ICM_AUX(struct mlx4_dev *dev, struct mlx4_icm *icm); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index c9df08133718..3bbccead2f63 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -844,9 +844,12 @@ int mlx5e_ethtool_get_link_ksettings(struct mlx5e_priv *priv, ethtool_link_ksettings_add_link_mode(link_ksettings, supported, Autoneg); - if (get_fec_supported_advertised(mdev, link_ksettings)) + err = get_fec_supported_advertised(mdev, link_ksettings); + if (err) { netdev_dbg(priv->netdev, "%s: FEC caps query failed: %d\n", __func__, err); + err = 0; /* don't fail caps query because of FEC error */ + } if (!an_disable_admin) ethtool_link_ksettings_add_link_mode(link_ksettings, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c index 96cc0c6a4014..04736212a21c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c @@ -58,7 +58,8 @@ struct mlx5e_rep_indr_block_priv { struct list_head list; }; -static void mlx5e_rep_indr_unregister_block(struct net_device *netdev); +static void mlx5e_rep_indr_unregister_block(struct mlx5e_rep_priv *rpriv, + struct net_device *netdev); static void mlx5e_rep_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo) @@ -179,6 +180,7 @@ static void mlx5e_rep_update_sw_counters(struct mlx5e_priv *priv) s->tx_packets += sq_stats->packets; s->tx_bytes += sq_stats->bytes; + s->tx_queue_dropped += sq_stats->dropped; } } } @@ -663,7 +665,7 @@ static void mlx5e_rep_indr_clean_block_privs(struct mlx5e_rep_priv *rpriv) struct list_head *head = &rpriv->uplink_priv.tc_indr_block_priv_list; list_for_each_entry_safe(cb_priv, temp, head, list) { - mlx5e_rep_indr_unregister_block(cb_priv->netdev); + mlx5e_rep_indr_unregister_block(rpriv, cb_priv->netdev); kfree(cb_priv); } } @@ -735,7 +737,7 @@ mlx5e_rep_indr_setup_tc_block(struct net_device *netdev, err = tcf_block_cb_register(f->block, mlx5e_rep_indr_setup_block_cb, - netdev, indr_priv, f->extack); + indr_priv, indr_priv, f->extack); if (err) { list_del(&indr_priv->list); kfree(indr_priv); @@ -743,14 +745,15 @@ mlx5e_rep_indr_setup_tc_block(struct net_device *netdev, return err; case TC_BLOCK_UNBIND: + indr_priv = mlx5e_rep_indr_block_priv_lookup(rpriv, netdev); + if (!indr_priv) + return -ENOENT; + tcf_block_cb_unregister(f->block, mlx5e_rep_indr_setup_block_cb, - netdev); - indr_priv = mlx5e_rep_indr_block_priv_lookup(rpriv, netdev); - if (indr_priv) { - list_del(&indr_priv->list); - kfree(indr_priv); - } + indr_priv); + list_del(&indr_priv->list); + kfree(indr_priv); return 0; default: @@ -779,7 +782,7 @@ static int mlx5e_rep_indr_register_block(struct mlx5e_rep_priv *rpriv, err = __tc_indr_block_cb_register(netdev, rpriv, mlx5e_rep_indr_setup_tc_cb, - netdev); + rpriv); if (err) { struct mlx5e_priv *priv = netdev_priv(rpriv->netdev); @@ -789,10 +792,11 @@ static int mlx5e_rep_indr_register_block(struct mlx5e_rep_priv *rpriv, return err; } -static void mlx5e_rep_indr_unregister_block(struct net_device *netdev) +static void mlx5e_rep_indr_unregister_block(struct mlx5e_rep_priv *rpriv, + struct net_device *netdev) { __tc_indr_block_cb_unregister(netdev, mlx5e_rep_indr_setup_tc_cb, - netdev); + rpriv); } static int mlx5e_nic_rep_netdevice_event(struct notifier_block *nb, @@ -811,7 +815,7 @@ static int mlx5e_nic_rep_netdevice_event(struct notifier_block *nb, mlx5e_rep_indr_register_block(rpriv, netdev); break; case NETDEV_UNREGISTER: - mlx5e_rep_indr_unregister_block(netdev); + mlx5e_rep_indr_unregister_block(rpriv, netdev); break; } return NOTIFY_OK; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index 1d0bb5ff8c26..f86e4804e83e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -732,6 +732,8 @@ static u8 get_ip_proto(struct sk_buff *skb, int network_depth, __be16 proto) ((struct ipv6hdr *)ip_p)->nexthdr; } +#define short_frame(size) ((size) <= ETH_ZLEN + ETH_FCS_LEN) + static inline void mlx5e_handle_csum(struct net_device *netdev, struct mlx5_cqe64 *cqe, struct mlx5e_rq *rq, @@ -754,6 +756,17 @@ static inline void mlx5e_handle_csum(struct net_device *netdev, if (unlikely(test_bit(MLX5E_RQ_STATE_NO_CSUM_COMPLETE, &rq->state))) goto csum_unnecessary; + /* CQE csum doesn't cover padding octets in short ethernet + * frames. And the pad field is appended prior to calculating + * and appending the FCS field. + * + * Detecting these padded frames requires to verify and parse + * IP headers, so we simply force all those small frames to be + * CHECKSUM_UNNECESSARY even if they are not padded. + */ + if (short_frame(skb->len)) + goto csum_unnecessary; + if (likely(is_last_ethertype_ip(skb, &network_depth, &proto))) { if (unlikely(get_ip_proto(skb, network_depth, proto) == IPPROTO_SCTP)) goto csum_unnecessary; diff --git a/drivers/net/ethernet/mellanox/mlxsw/Kconfig b/drivers/net/ethernet/mellanox/mlxsw/Kconfig index 080ddd1942ec..b9a25aed5d11 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/Kconfig +++ b/drivers/net/ethernet/mellanox/mlxsw/Kconfig @@ -78,6 +78,7 @@ config MLXSW_SPECTRUM depends on IPV6 || IPV6=n depends on NET_IPGRE || NET_IPGRE=n depends on IPV6_GRE || IPV6_GRE=n + depends on VXLAN || VXLAN=n select GENERIC_ALLOCATOR select PARMAN select OBJAGG diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c index 66b8098c6fd2..a2321fe8d6a0 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/pci.c +++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c @@ -604,29 +604,31 @@ static void mlxsw_pci_cq_tasklet(unsigned long data) u16 wqe_counter = mlxsw_pci_cqe_wqe_counter_get(cqe); u8 sendq = mlxsw_pci_cqe_sr_get(q->u.cq.v, cqe); u8 dqn = mlxsw_pci_cqe_dqn_get(q->u.cq.v, cqe); + char ncqe[MLXSW_PCI_CQE_SIZE_MAX]; + + memcpy(ncqe, cqe, q->elem_size); + mlxsw_pci_queue_doorbell_consumer_ring(mlxsw_pci, q); if (sendq) { struct mlxsw_pci_queue *sdq; sdq = mlxsw_pci_sdq_get(mlxsw_pci, dqn); mlxsw_pci_cqe_sdq_handle(mlxsw_pci, sdq, - wqe_counter, cqe); + wqe_counter, ncqe); q->u.cq.comp_sdq_count++; } else { struct mlxsw_pci_queue *rdq; rdq = mlxsw_pci_rdq_get(mlxsw_pci, dqn); mlxsw_pci_cqe_rdq_handle(mlxsw_pci, rdq, - wqe_counter, q->u.cq.v, cqe); + wqe_counter, q->u.cq.v, ncqe); q->u.cq.comp_rdq_count++; } if (++items == credits) break; } - if (items) { - mlxsw_pci_queue_doorbell_consumer_ring(mlxsw_pci, q); + if (items) mlxsw_pci_queue_doorbell_arm_consumer_ring(mlxsw_pci, q); - } } static u16 mlxsw_pci_cq_elem_count(const struct mlxsw_pci_queue *q) @@ -1365,10 +1367,10 @@ static int mlxsw_pci_sw_reset(struct mlxsw_pci *mlxsw_pci, u32 val = mlxsw_pci_read32(mlxsw_pci, FW_READY); if ((val & MLXSW_PCI_FW_READY_MASK) == MLXSW_PCI_FW_READY_MAGIC) - break; + return 0; cond_resched(); } while (time_before(jiffies, end)); - return 0; + return -EBUSY; } static int mlxsw_pci_alloc_irq_vectors(struct mlxsw_pci *mlxsw_pci) diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h b/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h index bb99f6d41fe0..ffee38e36ce8 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h +++ b/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h @@ -27,7 +27,7 @@ #define MLXSW_PCI_SW_RESET 0xF0010 #define MLXSW_PCI_SW_RESET_RST_BIT BIT(0) -#define MLXSW_PCI_SW_RESET_TIMEOUT_MSECS 5000 +#define MLXSW_PCI_SW_RESET_TIMEOUT_MSECS 13000 #define MLXSW_PCI_SW_RESET_WAIT_MSECS 100 #define MLXSW_PCI_FW_READY 0xA1844 #define MLXSW_PCI_FW_READY_MASK 0xFFFF @@ -53,6 +53,7 @@ #define MLXSW_PCI_WQE_SIZE 32 /* 32 bytes per element */ #define MLXSW_PCI_CQE01_SIZE 16 /* 16 bytes per element */ #define MLXSW_PCI_CQE2_SIZE 32 /* 32 bytes per element */ +#define MLXSW_PCI_CQE_SIZE_MAX MLXSW_PCI_CQE2_SIZE #define MLXSW_PCI_EQE_SIZE 16 /* 16 bytes per element */ #define MLXSW_PCI_WQE_COUNT (MLXSW_PCI_AQ_SIZE / MLXSW_PCI_WQE_SIZE) #define MLXSW_PCI_CQE01_COUNT (MLXSW_PCI_AQ_SIZE / MLXSW_PCI_CQE01_SIZE) diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index eed1045e4d96..32519c93df17 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -5005,12 +5005,15 @@ static int mlxsw_sp_netdevice_port_upper_event(struct net_device *lower_dev, lower_dev, upper_dev); } else if (netif_is_lag_master(upper_dev)) { - if (info->linking) + if (info->linking) { err = mlxsw_sp_port_lag_join(mlxsw_sp_port, upper_dev); - else + } else { + mlxsw_sp_port_lag_tx_en_set(mlxsw_sp_port, + false); mlxsw_sp_port_lag_leave(mlxsw_sp_port, upper_dev); + } } else if (netif_is_ovs_master(upper_dev)) { if (info->linking) err = mlxsw_sp_port_ovs_join(mlxsw_sp_port); diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_ctcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_ctcam.c index b0f2d8e8ded0..ac222833a5cf 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_ctcam.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_ctcam.c @@ -72,7 +72,15 @@ mlxsw_sp_acl_ctcam_region_entry_insert(struct mlxsw_sp *mlxsw_sp, act_set = mlxsw_afa_block_first_set(rulei->act_block); mlxsw_reg_ptce2_flex_action_set_memcpy_to(ptce2_pl, act_set); - return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ptce2), ptce2_pl); + err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ptce2), ptce2_pl); + if (err) + goto err_ptce2_write; + + return 0; + +err_ptce2_write: + cregion->ops->entry_remove(cregion, centry); + return err; } static void diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c index 1c19feefa5f2..2941967e1cc5 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c @@ -1022,7 +1022,6 @@ void mlxsw_sp_acl_erp_mask_put(struct mlxsw_sp_acl_atcam_region *aregion, { struct objagg_obj *objagg_obj = (struct objagg_obj *) erp_mask; - ASSERT_RTNL(); objagg_obj_put(aregion->erp_table->objagg, objagg_obj); } @@ -1054,7 +1053,6 @@ void mlxsw_sp_acl_erp_bf_remove(struct mlxsw_sp *mlxsw_sp, const struct mlxsw_sp_acl_erp *erp = objagg_obj_root_priv(objagg_obj); unsigned int erp_bank; - ASSERT_RTNL(); if (!mlxsw_sp_acl_erp_table_is_used(erp->erp_table)) return; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c index 055cc6943b34..9d9aa28684af 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c @@ -997,8 +997,8 @@ static const struct mlxsw_sp_fid_ops mlxsw_sp_fid_dummy_ops = { static const struct mlxsw_sp_fid_family mlxsw_sp_fid_dummy_family = { .type = MLXSW_SP_FID_TYPE_DUMMY, .fid_size = sizeof(struct mlxsw_sp_fid), - .start_index = MLXSW_SP_RFID_BASE - 1, - .end_index = MLXSW_SP_RFID_BASE - 1, + .start_index = VLAN_N_VID - 1, + .end_index = VLAN_N_VID - 1, .ops = &mlxsw_sp_fid_dummy_ops, }; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve.c index 0a31fff2516e..fb1c48c698f2 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve.c @@ -816,14 +816,14 @@ int mlxsw_sp_nve_fid_enable(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fid *fid, ops = nve->nve_ops_arr[params->type]; if (!ops->can_offload(nve, params->dev, extack)) - return -EOPNOTSUPP; + return -EINVAL; memset(&config, 0, sizeof(config)); ops->nve_config(nve, params->dev, &config); if (nve->num_nve_tunnels && memcmp(&config, &nve->config, sizeof(config))) { NL_SET_ERR_MSG_MOD(extack, "Conflicting NVE tunnels configuration"); - return -EOPNOTSUPP; + return -EINVAL; } err = mlxsw_sp_nve_tunnel_init(mlxsw_sp, &config); diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c index 1bd2c6e15f8d..c772109b638d 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c @@ -1078,8 +1078,7 @@ static int mlxsw_sp_bridge_port_vlan_add(struct mlxsw_sp_port *mlxsw_sp_port, struct mlxsw_sp_bridge_port *bridge_port, u16 vid, bool is_untagged, bool is_pvid, - struct netlink_ext_ack *extack, - struct switchdev_trans *trans) + struct netlink_ext_ack *extack) { u16 pvid = mlxsw_sp_port_pvid_determine(mlxsw_sp_port, vid, is_pvid); struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan; @@ -1095,9 +1094,6 @@ mlxsw_sp_bridge_port_vlan_add(struct mlxsw_sp_port *mlxsw_sp_port, mlxsw_sp_port_vlan->bridge_port != bridge_port) return -EEXIST; - if (switchdev_trans_ph_prepare(trans)) - return 0; - if (!mlxsw_sp_port_vlan) { mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_create(mlxsw_sp_port, vid); @@ -1188,6 +1184,9 @@ static int mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port, return err; } + if (switchdev_trans_ph_commit(trans)) + return 0; + bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev); if (WARN_ON(!bridge_port)) return -EINVAL; @@ -1200,7 +1199,7 @@ static int mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port, err = mlxsw_sp_bridge_port_vlan_add(mlxsw_sp_port, bridge_port, vid, flag_untagged, - flag_pvid, extack, trans); + flag_pvid, extack); if (err) return err; } @@ -1234,7 +1233,7 @@ mlxsw_sp_bridge_port_fdb_flush(struct mlxsw_sp *mlxsw_sp, static enum mlxsw_reg_sfd_rec_policy mlxsw_sp_sfd_rec_policy(bool dynamic) { return dynamic ? MLXSW_REG_SFD_REC_POLICY_DYNAMIC_ENTRY_INGRESS : - MLXSW_REG_SFD_REC_POLICY_STATIC_ENTRY; + MLXSW_REG_SFD_REC_POLICY_DYNAMIC_ENTRY_MLAG; } static enum mlxsw_reg_sfd_op mlxsw_sp_sfd_op(bool adding) @@ -1291,7 +1290,7 @@ out: static int __mlxsw_sp_port_fdb_uc_op(struct mlxsw_sp *mlxsw_sp, u8 local_port, const char *mac, u16 fid, bool adding, enum mlxsw_reg_sfd_rec_action action, - bool dynamic) + enum mlxsw_reg_sfd_rec_policy policy) { char *sfd_pl; u8 num_rec; @@ -1302,8 +1301,7 @@ static int __mlxsw_sp_port_fdb_uc_op(struct mlxsw_sp *mlxsw_sp, u8 local_port, return -ENOMEM; mlxsw_reg_sfd_pack(sfd_pl, mlxsw_sp_sfd_op(adding), 0); - mlxsw_reg_sfd_uc_pack(sfd_pl, 0, mlxsw_sp_sfd_rec_policy(dynamic), - mac, fid, action, local_port); + mlxsw_reg_sfd_uc_pack(sfd_pl, 0, policy, mac, fid, action, local_port); num_rec = mlxsw_reg_sfd_num_rec_get(sfd_pl); err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl); if (err) @@ -1322,7 +1320,8 @@ static int mlxsw_sp_port_fdb_uc_op(struct mlxsw_sp *mlxsw_sp, u8 local_port, bool dynamic) { return __mlxsw_sp_port_fdb_uc_op(mlxsw_sp, local_port, mac, fid, adding, - MLXSW_REG_SFD_REC_ACTION_NOP, dynamic); + MLXSW_REG_SFD_REC_ACTION_NOP, + mlxsw_sp_sfd_rec_policy(dynamic)); } int mlxsw_sp_rif_fdb_op(struct mlxsw_sp *mlxsw_sp, const char *mac, u16 fid, @@ -1330,7 +1329,7 @@ int mlxsw_sp_rif_fdb_op(struct mlxsw_sp *mlxsw_sp, const char *mac, u16 fid, { return __mlxsw_sp_port_fdb_uc_op(mlxsw_sp, 0, mac, fid, adding, MLXSW_REG_SFD_REC_ACTION_FORWARD_IP_ROUTER, - false); + MLXSW_REG_SFD_REC_POLICY_STATIC_ENTRY); } static int mlxsw_sp_port_fdb_uc_lag_op(struct mlxsw_sp *mlxsw_sp, u16 lag_id, @@ -1808,7 +1807,7 @@ static void mlxsw_sp_bridge_port_vlan_del(struct mlxsw_sp_port *mlxsw_sp_port, struct mlxsw_sp_bridge_port *bridge_port, u16 vid) { - u16 pvid = mlxsw_sp_port->pvid == vid ? 0 : vid; + u16 pvid = mlxsw_sp_port->pvid == vid ? 0 : mlxsw_sp_port->pvid; struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan; mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_vid(mlxsw_sp_port, vid); @@ -3207,7 +3206,6 @@ mlxsw_sp_switchdev_vxlan_vlan_add(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_bridge_device *bridge_device, const struct net_device *vxlan_dev, u16 vid, bool flag_untagged, bool flag_pvid, - struct switchdev_trans *trans, struct netlink_ext_ack *extack) { struct vxlan_dev *vxlan = netdev_priv(vxlan_dev); @@ -3225,9 +3223,6 @@ mlxsw_sp_switchdev_vxlan_vlan_add(struct mlxsw_sp *mlxsw_sp, mlxsw_sp_bridge_8021q_vxlan_dev_find(bridge_device->dev, vid)) return -EINVAL; - if (switchdev_trans_ph_prepare(trans)) - return 0; - if (!netif_running(vxlan_dev)) return 0; @@ -3345,6 +3340,9 @@ mlxsw_sp_switchdev_vxlan_vlans_add(struct net_device *vxlan_dev, port_obj_info->handled = true; + if (switchdev_trans_ph_commit(trans)) + return 0; + bridge_device = mlxsw_sp_bridge_device_find(mlxsw_sp->bridge, br_dev); if (!bridge_device) return -EINVAL; @@ -3358,8 +3356,7 @@ mlxsw_sp_switchdev_vxlan_vlans_add(struct net_device *vxlan_dev, err = mlxsw_sp_switchdev_vxlan_vlan_add(mlxsw_sp, bridge_device, vxlan_dev, vid, flag_untagged, - flag_pvid, trans, - extack); + flag_pvid, extack); if (err) return err; } diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c index 20c9377e99cb..310807ef328b 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.c +++ b/drivers/net/ethernet/microchip/lan743x_main.c @@ -962,13 +962,10 @@ static void lan743x_phy_link_status_change(struct net_device *netdev) memset(&ksettings, 0, sizeof(ksettings)); phy_ethtool_get_link_ksettings(netdev, &ksettings); - local_advertisement = phy_read(phydev, MII_ADVERTISE); - if (local_advertisement < 0) - return; - - remote_advertisement = phy_read(phydev, MII_LPA); - if (remote_advertisement < 0) - return; + local_advertisement = + linkmode_adv_to_mii_adv_t(phydev->advertising); + remote_advertisement = + linkmode_adv_to_mii_adv_t(phydev->lp_advertising); lan743x_phy_update_flowcontrol(adapter, ksettings.base.duplex, diff --git a/drivers/net/ethernet/qlogic/qed/qed_ll2.c b/drivers/net/ethernet/qlogic/qed/qed_ll2.c index 90afd514ffe1..d9237c65a838 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_ll2.c +++ b/drivers/net/ethernet/qlogic/qed/qed_ll2.c @@ -1619,6 +1619,10 @@ static void qed_ll2_post_rx_buffer_notify_fw(struct qed_hwfn *p_hwfn, cq_prod = qed_chain_get_prod_idx(&p_rx->rcq_chain); rx_prod.bd_prod = cpu_to_le16(bd_prod); rx_prod.cqe_prod = cpu_to_le16(cq_prod); + + /* Make sure chain element is updated before ringing the doorbell */ + dma_wmb(); + DIRECT_REG_WR(p_rx->set_prod_addr, *((u32 *)&rx_prod)); } diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 298930d39b79..abb94c543aa2 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -205,6 +205,8 @@ enum cfg_version { }; static const struct pci_device_id rtl8169_pci_tbl[] = { + { PCI_VDEVICE(REALTEK, 0x2502), RTL_CFG_1 }, + { PCI_VDEVICE(REALTEK, 0x2600), RTL_CFG_1 }, { PCI_VDEVICE(REALTEK, 0x8129), RTL_CFG_0 }, { PCI_VDEVICE(REALTEK, 0x8136), RTL_CFG_2 }, { PCI_VDEVICE(REALTEK, 0x8161), RTL_CFG_1 }, @@ -706,6 +708,7 @@ module_param(use_dac, int, 0); MODULE_PARM_DESC(use_dac, "Enable PCI DAC. Unsafe on 32 bit PCI slot."); module_param_named(debug, debug.msg_enable, int, 0); MODULE_PARM_DESC(debug, "Debug verbosity level (0=none, ..., 16=all)"); +MODULE_SOFTDEP("pre: realtek"); MODULE_LICENSE("GPL"); MODULE_FIRMWARE(FIRMWARE_8168D_1); MODULE_FIRMWARE(FIRMWARE_8168D_2); @@ -1679,11 +1682,13 @@ static bool rtl8169_reset_counters(struct rtl8169_private *tp) static bool rtl8169_update_counters(struct rtl8169_private *tp) { + u8 val = RTL_R8(tp, ChipCmd); + /* * Some chips are unable to dump tally counters when the receiver - * is disabled. + * is disabled. If 0xff chip may be in a PCI power-save state. */ - if ((RTL_R8(tp, ChipCmd) & CmdRxEnb) == 0) + if (!(val & CmdRxEnb) || val == 0xff) return true; return rtl8169_do_counters(tp, CounterDump); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c index 6c5092e7771c..c5e25580a43f 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c @@ -263,6 +263,7 @@ static int dwxgmac2_dma_interrupt(void __iomem *ioaddr, struct stmmac_extra_stats *x, u32 chan) { u32 intr_status = readl(ioaddr + XGMAC_DMA_CH_STATUS(chan)); + u32 intr_en = readl(ioaddr + XGMAC_DMA_CH_INT_EN(chan)); int ret = 0; /* ABNORMAL interrupts */ @@ -282,8 +283,7 @@ static int dwxgmac2_dma_interrupt(void __iomem *ioaddr, x->normal_irq_n++; if (likely(intr_status & XGMAC_RI)) { - u32 value = readl(ioaddr + XGMAC_DMA_CH_INT_EN(chan)); - if (likely(value & XGMAC_RIE)) { + if (likely(intr_en & XGMAC_RIE)) { x->rx_normal_irq_n++; ret |= handle_rx; } @@ -295,7 +295,7 @@ static int dwxgmac2_dma_interrupt(void __iomem *ioaddr, } /* Clear interrupts */ - writel(~0x0, ioaddr + XGMAC_DMA_CH_STATUS(chan)); + writel(intr_en & intr_status, ioaddr + XGMAC_DMA_CH_STATUS(chan)); return ret; } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 0c4ab3444cc3..5afba69981cf 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -3517,27 +3517,28 @@ static int stmmac_napi_poll(struct napi_struct *napi, int budget) struct stmmac_channel *ch = container_of(napi, struct stmmac_channel, napi); struct stmmac_priv *priv = ch->priv_data; - int work_done = 0, work_rem = budget; + int work_done, rx_done = 0, tx_done = 0; u32 chan = ch->index; priv->xstats.napi_poll++; - if (ch->has_tx) { - int done = stmmac_tx_clean(priv, work_rem, chan); + if (ch->has_tx) + tx_done = stmmac_tx_clean(priv, budget, chan); + if (ch->has_rx) + rx_done = stmmac_rx(priv, budget, chan); - work_done += done; - work_rem -= done; - } - - if (ch->has_rx) { - int done = stmmac_rx(priv, work_rem, chan); + work_done = max(rx_done, tx_done); + work_done = min(work_done, budget); - work_done += done; - work_rem -= done; - } + if (work_done < budget && napi_complete_done(napi, work_done)) { + int stat; - if (work_done < budget && napi_complete_done(napi, work_done)) stmmac_enable_dma_irq(priv, priv->ioaddr, chan); + stat = stmmac_dma_interrupt_status(priv, priv->ioaddr, + &priv->xstats, chan); + if (stat && napi_reschedule(napi)) + stmmac_disable_dma_irq(priv, priv->ioaddr, chan); + } return work_done; } @@ -4160,6 +4161,18 @@ static int stmmac_hw_init(struct stmmac_priv *priv) return ret; } + /* Rx Watchdog is available in the COREs newer than the 3.40. + * In some case, for example on bugged HW this feature + * has to be disable and this can be done by passing the + * riwt_off field from the platform. + */ + if (((priv->synopsys_id >= DWMAC_CORE_3_50) || + (priv->plat->has_xgmac)) && (!priv->plat->riwt_off)) { + priv->use_riwt = 1; + dev_info(priv->device, + "Enable RX Mitigation via HW Watchdog Timer\n"); + } + return 0; } @@ -4292,18 +4305,6 @@ int stmmac_dvr_probe(struct device *device, if (flow_ctrl) priv->flow_ctrl = FLOW_AUTO; /* RX/TX pause on */ - /* Rx Watchdog is available in the COREs newer than the 3.40. - * In some case, for example on bugged HW this feature - * has to be disable and this can be done by passing the - * riwt_off field from the platform. - */ - if (((priv->synopsys_id >= DWMAC_CORE_3_50) || - (priv->plat->has_xgmac)) && (!priv->plat->riwt_off)) { - priv->use_riwt = 1; - dev_info(priv->device, - "Enable RX Mitigation via HW Watchdog Timer\n"); - } - /* Setup channels NAPI */ maxq = max(priv->plat->rx_queues_to_use, priv->plat->tx_queues_to_use); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c index c54a50dbd5ac..d819e8eaba12 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c @@ -299,7 +299,17 @@ static int stmmac_pci_probe(struct pci_dev *pdev, */ static void stmmac_pci_remove(struct pci_dev *pdev) { + int i; + stmmac_dvr_remove(&pdev->dev); + + for (i = 0; i <= PCI_STD_RESOURCE_END; i++) { + if (pci_resource_len(pdev, i) == 0) + continue; + pcim_iounmap_regions(pdev, BIT(i)); + break; + } + pci_disable_device(pdev); } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c index 531294f4978b..58ea18af9813 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c @@ -301,6 +301,8 @@ static int tc_setup_cbs(struct stmmac_priv *priv, /* Queue 0 is not AVB capable */ if (queue <= 0 || queue >= tx_queues_count) return -EINVAL; + if (!priv->dma_cap.av) + return -EOPNOTSUPP; if (priv->speed != SPEED_100 && priv->speed != SPEED_1000) return -EOPNOTSUPP; diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index fc726ce4c164..6d067176320f 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -337,7 +337,7 @@ static void macvlan_process_broadcast(struct work_struct *w) if (src) dev_put(src->dev); - kfree_skb(skb); + consume_skb(skb); } } diff --git a/drivers/net/phy/bcm87xx.c b/drivers/net/phy/bcm87xx.c index 1b350183bffb..a271239748f2 100644 --- a/drivers/net/phy/bcm87xx.c +++ b/drivers/net/phy/bcm87xx.c @@ -197,6 +197,7 @@ static struct phy_driver bcm87xx_driver[] = { .phy_id = PHY_ID_BCM8706, .phy_id_mask = 0xffffffff, .name = "Broadcom BCM8706", + .features = PHY_10GBIT_FEC_FEATURES, .config_init = bcm87xx_config_init, .config_aneg = bcm87xx_config_aneg, .read_status = bcm87xx_read_status, @@ -208,6 +209,7 @@ static struct phy_driver bcm87xx_driver[] = { .phy_id = PHY_ID_BCM8727, .phy_id_mask = 0xffffffff, .name = "Broadcom BCM8727", + .features = PHY_10GBIT_FEC_FEATURES, .config_init = bcm87xx_config_init, .config_aneg = bcm87xx_config_aneg, .read_status = bcm87xx_read_status, diff --git a/drivers/net/phy/cortina.c b/drivers/net/phy/cortina.c index 8022cd317f62..1a4d04afb7f0 100644 --- a/drivers/net/phy/cortina.c +++ b/drivers/net/phy/cortina.c @@ -88,6 +88,7 @@ static struct phy_driver cortina_driver[] = { .phy_id = PHY_ID_CS4340, .phy_id_mask = 0xffffffff, .name = "Cortina CS4340", + .features = PHY_10GBIT_FEATURES, .config_init = gen10g_config_init, .config_aneg = gen10g_config_aneg, .read_status = cortina_read_status, diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index a9c7c7f41b0c..2e12f982534f 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -1046,6 +1046,39 @@ static int m88e1145_config_init(struct phy_device *phydev) return 0; } +/* The VOD can be out of specification on link up. Poke an + * undocumented register, in an undocumented page, with a magic value + * to fix this. + */ +static int m88e6390_errata(struct phy_device *phydev) +{ + int err; + + err = phy_write(phydev, MII_BMCR, + BMCR_ANENABLE | BMCR_SPEED1000 | BMCR_FULLDPLX); + if (err) + return err; + + usleep_range(300, 400); + + err = phy_write_paged(phydev, 0xf8, 0x08, 0x36); + if (err) + return err; + + return genphy_soft_reset(phydev); +} + +static int m88e6390_config_aneg(struct phy_device *phydev) +{ + int err; + + err = m88e6390_errata(phydev); + if (err) + return err; + + return m88e1510_config_aneg(phydev); +} + /** * fiber_lpa_mod_linkmode_lpa_t * @advertising: the linkmode advertisement settings @@ -1402,7 +1435,7 @@ static int m88e1318_set_wol(struct phy_device *phydev, * before enabling it if !phy_interrupt_is_valid() */ if (!phy_interrupt_is_valid(phydev)) - phy_read(phydev, MII_M1011_IEVENT); + __phy_read(phydev, MII_M1011_IEVENT); /* Enable the WOL interrupt */ err = __phy_modify(phydev, MII_88E1318S_PHY_CSIER, 0, @@ -2283,7 +2316,7 @@ static struct phy_driver marvell_drivers[] = { .features = PHY_GBIT_FEATURES, .probe = m88e6390_probe, .config_init = &marvell_config_init, - .config_aneg = &m88e1510_config_aneg, + .config_aneg = &m88e6390_config_aneg, .read_status = &marvell_read_status, .ack_interrupt = &marvell_ack_interrupt, .config_intr = &marvell_config_intr, diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index 2e59a8419b17..66b9cfe692fc 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -390,6 +390,7 @@ int __mdiobus_register(struct mii_bus *bus, struct module *owner) if (IS_ERR(gpiod)) { dev_err(&bus->dev, "mii_bus %s couldn't get reset GPIO\n", bus->id); + device_del(&bus->dev); return PTR_ERR(gpiod); } else if (gpiod) { bus->reset_gpiod = gpiod; diff --git a/drivers/net/phy/meson-gxl.c b/drivers/net/phy/meson-gxl.c index b03bcf2c388a..3ddaf9595697 100644 --- a/drivers/net/phy/meson-gxl.c +++ b/drivers/net/phy/meson-gxl.c @@ -233,6 +233,7 @@ static struct phy_driver meson_gxl_phy[] = { .name = "Meson GXL Internal PHY", .features = PHY_BASIC_FEATURES, .flags = PHY_IS_INTERNAL, + .soft_reset = genphy_soft_reset, .config_init = meson_gxl_config_init, .aneg_done = genphy_aneg_done, .read_status = meson_gxl_read_status, diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index c33384710d26..b1f959935f50 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -1070,6 +1070,7 @@ static struct phy_driver ksphy_driver[] = { .driver_data = &ksz9021_type, .probe = kszphy_probe, .config_init = ksz9031_config_init, + .soft_reset = genphy_soft_reset, .read_status = ksz9031_read_status, .ack_interrupt = kszphy_ack_interrupt, .config_intr = kszphy_config_intr, @@ -1098,6 +1099,7 @@ static struct phy_driver ksphy_driver[] = { .phy_id = PHY_ID_KSZ8873MLL, .phy_id_mask = MICREL_PHY_ID_MASK, .name = "Micrel KSZ8873MLL Switch", + .features = PHY_BASIC_FEATURES, .config_init = kszphy_config_init, .config_aneg = ksz8873mll_config_aneg, .read_status = ksz8873mll_read_status, diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index d33e7b3caf03..189cd2048c3a 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -543,13 +543,6 @@ int phy_start_aneg(struct phy_device *phydev) mutex_lock(&phydev->lock); - if (!__phy_is_started(phydev)) { - WARN(1, "called from state %s\n", - phy_state_to_str(phydev->state)); - err = -EBUSY; - goto out_unlock; - } - if (AUTONEG_DISABLE == phydev->autoneg) phy_sanitize_settings(phydev); @@ -560,11 +553,13 @@ int phy_start_aneg(struct phy_device *phydev) if (err < 0) goto out_unlock; - if (phydev->autoneg == AUTONEG_ENABLE) { - err = phy_check_link_status(phydev); - } else { - phydev->state = PHY_FORCING; - phydev->link_timeout = PHY_FORCE_TIMEOUT; + if (__phy_is_started(phydev)) { + if (phydev->autoneg == AUTONEG_ENABLE) { + err = phy_check_link_status(phydev); + } else { + phydev->state = PHY_FORCING; + phydev->link_timeout = PHY_FORCE_TIMEOUT; + } } out_unlock: diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 51990002d495..46c86725a693 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -61,6 +61,9 @@ EXPORT_SYMBOL_GPL(phy_gbit_all_ports_features); __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_10gbit_features) __ro_after_init; EXPORT_SYMBOL_GPL(phy_10gbit_features); +__ETHTOOL_DECLARE_LINK_MODE_MASK(phy_10gbit_fec_features) __ro_after_init; +EXPORT_SYMBOL_GPL(phy_10gbit_fec_features); + static const int phy_basic_ports_array[] = { ETHTOOL_LINK_MODE_Autoneg_BIT, ETHTOOL_LINK_MODE_TP_BIT, @@ -109,6 +112,11 @@ const int phy_10gbit_features_array[1] = { }; EXPORT_SYMBOL_GPL(phy_10gbit_features_array); +const int phy_10gbit_fec_features_array[1] = { + ETHTOOL_LINK_MODE_10000baseR_FEC_BIT, +}; +EXPORT_SYMBOL_GPL(phy_10gbit_fec_features_array); + __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_10gbit_full_features) __ro_after_init; EXPORT_SYMBOL_GPL(phy_10gbit_full_features); @@ -191,6 +199,10 @@ static void features_init(void) linkmode_set_bit_array(phy_10gbit_full_features_array, ARRAY_SIZE(phy_10gbit_full_features_array), phy_10gbit_full_features); + /* 10G FEC only */ + linkmode_set_bit_array(phy_10gbit_fec_features_array, + ARRAY_SIZE(phy_10gbit_fec_features_array), + phy_10gbit_fec_features); } void phy_device_free(struct phy_device *phydev) @@ -2243,6 +2255,11 @@ int phy_driver_register(struct phy_driver *new_driver, struct module *owner) { int retval; + if (WARN_ON(!new_driver->features)) { + pr_err("%s: Driver features are missing\n", new_driver->name); + return -EINVAL; + } + new_driver->mdiodrv.flags |= MDIO_DEVICE_IS_PHY; new_driver->mdiodrv.driver.name = new_driver->name; new_driver->mdiodrv.driver.bus = &mdio_bus_type; diff --git a/drivers/net/phy/teranetics.c b/drivers/net/phy/teranetics.c index 22f3bdd8206c..91247182bc52 100644 --- a/drivers/net/phy/teranetics.c +++ b/drivers/net/phy/teranetics.c @@ -80,6 +80,7 @@ static struct phy_driver teranetics_driver[] = { .phy_id = PHY_ID_TN2020, .phy_id_mask = 0xffffffff, .name = "Teranetics TN2020", + .features = PHY_10GBIT_FEATURES, .soft_reset = gen10g_no_soft_reset, .aneg_done = teranetics_aneg_done, .config_init = gen10g_config_init, diff --git a/drivers/net/ppp/pppoe.c b/drivers/net/ppp/pppoe.c index 62dc564b251d..f22639f0116a 100644 --- a/drivers/net/ppp/pppoe.c +++ b/drivers/net/ppp/pppoe.c @@ -445,6 +445,7 @@ static int pppoe_rcv(struct sk_buff *skb, struct net_device *dev, if (pskb_trim_rcsum(skb, len)) goto drop; + ph = pppoe_hdr(skb); pn = pppoe_pernet(dev_net(dev)); /* Note that get_item does a sock_hold(), so sk_pppox(po) diff --git a/drivers/net/tun.c b/drivers/net/tun.c index a4fdad475594..18656c4094b3 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -856,10 +856,6 @@ static int tun_attach(struct tun_struct *tun, struct file *file, err = 0; } - rcu_assign_pointer(tfile->tun, tun); - rcu_assign_pointer(tun->tfiles[tun->numqueues], tfile); - tun->numqueues++; - if (tfile->detached) { tun_enable_queue(tfile); } else { @@ -876,6 +872,13 @@ static int tun_attach(struct tun_struct *tun, struct file *file, * refcnt. */ + /* Publish tfile->tun and tun->tfiles only after we've fully + * initialized tfile; otherwise we risk using half-initialized + * object. + */ + rcu_assign_pointer(tfile->tun, tun); + rcu_assign_pointer(tun->tfiles[tun->numqueues], tfile); + tun->numqueues++; out: return err; } diff --git a/drivers/net/usb/aqc111.c b/drivers/net/usb/aqc111.c index 57f1c94fca0b..820a2fe7d027 100644 --- a/drivers/net/usb/aqc111.c +++ b/drivers/net/usb/aqc111.c @@ -1287,6 +1287,20 @@ static const struct driver_info asix112_info = { #undef ASIX112_DESC +static const struct driver_info trendnet_info = { + .description = "USB-C 3.1 to 5GBASE-T Ethernet Adapter", + .bind = aqc111_bind, + .unbind = aqc111_unbind, + .status = aqc111_status, + .link_reset = aqc111_link_reset, + .reset = aqc111_reset, + .stop = aqc111_stop, + .flags = FLAG_ETHER | FLAG_FRAMING_AX | + FLAG_AVOID_UNLINK_URBS | FLAG_MULTI_PACKET, + .rx_fixup = aqc111_rx_fixup, + .tx_fixup = aqc111_tx_fixup, +}; + static int aqc111_suspend(struct usb_interface *intf, pm_message_t message) { struct usbnet *dev = usb_get_intfdata(intf); @@ -1440,6 +1454,7 @@ static const struct usb_device_id products[] = { {AQC111_USB_ETH_DEV(0x2eca, 0xc101, aqc111_info)}, {AQC111_USB_ETH_DEV(0x0b95, 0x2790, asix111_info)}, {AQC111_USB_ETH_DEV(0x0b95, 0x2791, asix112_info)}, + {AQC111_USB_ETH_DEV(0x20f4, 0xe05a, trendnet_info)}, { },/* END */ }; MODULE_DEVICE_TABLE(usb, products); diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index b3b3c05903a1..5512a1038721 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -179,10 +179,8 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf) * probed with) and a slave/data interface; union * descriptors sort this all out. */ - info->control = usb_ifnum_to_if(dev->udev, - info->u->bMasterInterface0); - info->data = usb_ifnum_to_if(dev->udev, - info->u->bSlaveInterface0); + info->control = usb_ifnum_to_if(dev->udev, info->u->bMasterInterface0); + info->data = usb_ifnum_to_if(dev->udev, info->u->bSlaveInterface0); if (!info->control || !info->data) { dev_dbg(&intf->dev, "master #%u/%p slave #%u/%p\n", @@ -216,18 +214,16 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf) /* a data interface altsetting does the real i/o */ d = &info->data->cur_altsetting->desc; if (d->bInterfaceClass != USB_CLASS_CDC_DATA) { - dev_dbg(&intf->dev, "slave class %u\n", - d->bInterfaceClass); + dev_dbg(&intf->dev, "slave class %u\n", d->bInterfaceClass); goto bad_desc; } skip: - if ( rndis && - header.usb_cdc_acm_descriptor && - header.usb_cdc_acm_descriptor->bmCapabilities) { - dev_dbg(&intf->dev, - "ACM capabilities %02x, not really RNDIS?\n", - header.usb_cdc_acm_descriptor->bmCapabilities); - goto bad_desc; + if (rndis && header.usb_cdc_acm_descriptor && + header.usb_cdc_acm_descriptor->bmCapabilities) { + dev_dbg(&intf->dev, + "ACM capabilities %02x, not really RNDIS?\n", + header.usb_cdc_acm_descriptor->bmCapabilities); + goto bad_desc; } if (header.usb_cdc_ether_desc && info->ether->wMaxSegmentSize) { @@ -238,7 +234,7 @@ skip: } if (header.usb_cdc_mdlm_desc && - memcmp(header.usb_cdc_mdlm_desc->bGUID, mbm_guid, 16)) { + memcmp(header.usb_cdc_mdlm_desc->bGUID, mbm_guid, 16)) { dev_dbg(&intf->dev, "GUID doesn't match\n"); goto bad_desc; } @@ -302,7 +298,7 @@ skip: if (info->control->cur_altsetting->desc.bNumEndpoints == 1) { struct usb_endpoint_descriptor *desc; - dev->status = &info->control->cur_altsetting->endpoint [0]; + dev->status = &info->control->cur_altsetting->endpoint[0]; desc = &dev->status->desc; if (!usb_endpoint_is_int_in(desc) || (le16_to_cpu(desc->wMaxPacketSize) @@ -847,6 +843,14 @@ static const struct usb_device_id products[] = { .driver_info = 0, }, +/* USB-C 3.1 to 5GBASE-T Ethernet Adapter (based on AQC111U) */ +{ + USB_DEVICE_AND_INTERFACE_INFO(0x20f4, 0xe05a, USB_CLASS_COMM, + USB_CDC_SUBCLASS_ETHERNET, + USB_CDC_PROTO_NONE), + .driver_info = 0, +}, + /* WHITELIST!!! * * CDC Ether uses two interfaces, not necessarily consecutive. diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 774e1ff01c9a..735ad838e2ba 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -123,6 +123,7 @@ static void qmimux_setup(struct net_device *dev) dev->addr_len = 0; dev->flags = IFF_POINTOPOINT | IFF_NOARP | IFF_MULTICAST; dev->netdev_ops = &qmimux_netdev_ops; + dev->mtu = 1500; dev->needs_free_netdev = true; } diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 023725086046..8fadd8eaf601 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1330,7 +1330,7 @@ static int virtnet_receive(struct receive_queue *rq, int budget, return stats.packets; } -static void free_old_xmit_skbs(struct send_queue *sq) +static void free_old_xmit_skbs(struct send_queue *sq, bool in_napi) { struct sk_buff *skb; unsigned int len; @@ -1343,7 +1343,7 @@ static void free_old_xmit_skbs(struct send_queue *sq) bytes += skb->len; packets++; - dev_consume_skb_any(skb); + napi_consume_skb(skb, in_napi); } /* Avoid overhead when no packets have been processed @@ -1369,7 +1369,7 @@ static void virtnet_poll_cleantx(struct receive_queue *rq) return; if (__netif_tx_trylock(txq)) { - free_old_xmit_skbs(sq); + free_old_xmit_skbs(sq, true); __netif_tx_unlock(txq); } @@ -1445,7 +1445,7 @@ static int virtnet_poll_tx(struct napi_struct *napi, int budget) struct netdev_queue *txq = netdev_get_tx_queue(vi->dev, vq2txq(sq->vq)); __netif_tx_lock(txq, raw_smp_processor_id()); - free_old_xmit_skbs(sq); + free_old_xmit_skbs(sq, true); __netif_tx_unlock(txq); virtqueue_napi_complete(napi, sq->vq, 0); @@ -1514,7 +1514,7 @@ static netdev_tx_t start_xmit(struct sk_buff *skb, struct net_device *dev) bool use_napi = sq->napi.weight; /* Free up any pending old buffers before queueing new ones. */ - free_old_xmit_skbs(sq); + free_old_xmit_skbs(sq, false); if (use_napi && kick) virtqueue_enable_cb_delayed(sq->vq); @@ -1557,7 +1557,7 @@ static netdev_tx_t start_xmit(struct sk_buff *skb, struct net_device *dev) if (!use_napi && unlikely(!virtqueue_enable_cb_delayed(sq->vq))) { /* More just got used, free them then recheck. */ - free_old_xmit_skbs(sq); + free_old_xmit_skbs(sq, false); if (sq->vq->num_free >= 2+MAX_SKB_FRAGS) { netif_start_subqueue(dev, qnum); virtqueue_disable_cb(sq->vq); diff --git a/drivers/net/wan/fsl_ucc_hdlc.c b/drivers/net/wan/fsl_ucc_hdlc.c index be6485428198..66d889d54e58 100644 --- a/drivers/net/wan/fsl_ucc_hdlc.c +++ b/drivers/net/wan/fsl_ucc_hdlc.c @@ -1056,6 +1056,54 @@ static const struct net_device_ops uhdlc_ops = { .ndo_tx_timeout = uhdlc_tx_timeout, }; +static int hdlc_map_iomem(char *name, int init_flag, void __iomem **ptr) +{ + struct device_node *np; + struct platform_device *pdev; + struct resource *res; + static int siram_init_flag; + int ret = 0; + + np = of_find_compatible_node(NULL, NULL, name); + if (!np) + return -EINVAL; + + pdev = of_find_device_by_node(np); + if (!pdev) { + pr_err("%pOFn: failed to lookup pdev\n", np); + of_node_put(np); + return -EINVAL; + } + + of_node_put(np); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { + ret = -EINVAL; + goto error_put_device; + } + *ptr = ioremap(res->start, resource_size(res)); + if (!*ptr) { + ret = -ENOMEM; + goto error_put_device; + } + + /* We've remapped the addresses, and we don't need the device any + * more, so we should release it. + */ + put_device(&pdev->dev); + + if (init_flag && siram_init_flag == 0) { + memset_io(*ptr, 0, resource_size(res)); + siram_init_flag = 1; + } + return 0; + +error_put_device: + put_device(&pdev->dev); + + return ret; +} + static int ucc_hdlc_probe(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; @@ -1150,6 +1198,15 @@ static int ucc_hdlc_probe(struct platform_device *pdev) ret = ucc_of_parse_tdm(np, utdm, ut_info); if (ret) goto free_utdm; + + ret = hdlc_map_iomem("fsl,t1040-qe-si", 0, + (void __iomem **)&utdm->si_regs); + if (ret) + goto free_utdm; + ret = hdlc_map_iomem("fsl,t1040-qe-siram", 1, + (void __iomem **)&utdm->siram); + if (ret) + goto unmap_si_regs; } if (of_property_read_u16(np, "fsl,hmask", &uhdlc_priv->hmask)) @@ -1158,7 +1215,7 @@ static int ucc_hdlc_probe(struct platform_device *pdev) ret = uhdlc_init(uhdlc_priv); if (ret) { dev_err(&pdev->dev, "Failed to init uhdlc\n"); - goto free_utdm; + goto undo_uhdlc_init; } dev = alloc_hdlcdev(uhdlc_priv); @@ -1187,6 +1244,9 @@ static int ucc_hdlc_probe(struct platform_device *pdev) free_dev: free_netdev(dev); undo_uhdlc_init: + iounmap(utdm->siram); +unmap_si_regs: + iounmap(utdm->si_regs); free_utdm: if (uhdlc_priv->tsa) kfree(utdm); diff --git a/drivers/nvdimm/nd-core.h b/drivers/nvdimm/nd-core.h index 2b2cf4e554d3..e5ffd5733540 100644 --- a/drivers/nvdimm/nd-core.h +++ b/drivers/nvdimm/nd-core.h @@ -54,12 +54,12 @@ struct nvdimm { }; static inline enum nvdimm_security_state nvdimm_security_state( - struct nvdimm *nvdimm, bool master) + struct nvdimm *nvdimm, enum nvdimm_passphrase_type ptype) { if (!nvdimm->sec.ops) return -ENXIO; - return nvdimm->sec.ops->state(nvdimm, master); + return nvdimm->sec.ops->state(nvdimm, ptype); } int nvdimm_security_freeze(struct nvdimm *nvdimm); #if IS_ENABLED(CONFIG_NVDIMM_KEYS) diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index deb1a66bf117..9bc585415d9b 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -2041,14 +2041,18 @@ static int nvme_setup_host_mem(struct nvme_dev *dev) return ret; } +/* irq_queues covers admin queue */ static void nvme_calc_io_queues(struct nvme_dev *dev, unsigned int irq_queues) { unsigned int this_w_queues = write_queues; + WARN_ON(!irq_queues); + /* - * Setup read/write queue split + * Setup read/write queue split, assign admin queue one independent + * irq vector if irq_queues is > 1. */ - if (irq_queues == 1) { + if (irq_queues <= 2) { dev->io_queues[HCTX_TYPE_DEFAULT] = 1; dev->io_queues[HCTX_TYPE_READ] = 0; return; @@ -2056,21 +2060,21 @@ static void nvme_calc_io_queues(struct nvme_dev *dev, unsigned int irq_queues) /* * If 'write_queues' is set, ensure it leaves room for at least - * one read queue + * one read queue and one admin queue */ if (this_w_queues >= irq_queues) - this_w_queues = irq_queues - 1; + this_w_queues = irq_queues - 2; /* * If 'write_queues' is set to zero, reads and writes will share * a queue set. */ if (!this_w_queues) { - dev->io_queues[HCTX_TYPE_DEFAULT] = irq_queues; + dev->io_queues[HCTX_TYPE_DEFAULT] = irq_queues - 1; dev->io_queues[HCTX_TYPE_READ] = 0; } else { dev->io_queues[HCTX_TYPE_DEFAULT] = this_w_queues; - dev->io_queues[HCTX_TYPE_READ] = irq_queues - this_w_queues; + dev->io_queues[HCTX_TYPE_READ] = irq_queues - this_w_queues - 1; } } @@ -2095,7 +2099,7 @@ static int nvme_setup_irqs(struct nvme_dev *dev, unsigned int nr_io_queues) this_p_queues = nr_io_queues - 1; irq_queues = 1; } else { - irq_queues = nr_io_queues - this_p_queues; + irq_queues = nr_io_queues - this_p_queues + 1; } dev->io_queues[HCTX_TYPE_POLL] = this_p_queues; @@ -2115,8 +2119,9 @@ static int nvme_setup_irqs(struct nvme_dev *dev, unsigned int nr_io_queues) * If we got a failure and we're down to asking for just * 1 + 1 queues, just ask for a single vector. We'll share * that between the single IO queue and the admin queue. + * Otherwise, we assign one independent vector to admin queue. */ - if (result >= 0 && irq_queues > 1) + if (irq_queues > 1) irq_queues = irq_sets[0] + irq_sets[1] + 1; result = pci_alloc_irq_vectors_affinity(pdev, irq_queues, diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c index 44b37b202e39..ad0df786fe93 100644 --- a/drivers/nvme/target/tcp.c +++ b/drivers/nvme/target/tcp.c @@ -1089,7 +1089,7 @@ out: static int nvmet_tcp_try_recv_one(struct nvmet_tcp_queue *queue) { - int result; + int result = 0; if (unlikely(queue->rcv_state == NVMET_TCP_RECV_ERR)) return 0; diff --git a/drivers/of/dynamic.c b/drivers/of/dynamic.c index a09c1c3cf831..49b16f76d78e 100644 --- a/drivers/of/dynamic.c +++ b/drivers/of/dynamic.c @@ -207,11 +207,8 @@ static void __of_attach_node(struct device_node *np) if (!of_node_check_flag(np, OF_OVERLAY)) { np->name = __of_get_property(np, "name", NULL); - np->type = __of_get_property(np, "device_type", NULL); if (!np->name) np->name = "<NULL>"; - if (!np->type) - np->type = "<NULL>"; phandle = __of_get_property(np, "phandle", &sz); if (!phandle) diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index 7099c652c6a5..9cc1461aac7d 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -314,12 +314,8 @@ static bool populate_node(const void *blob, populate_properties(blob, offset, mem, np, pathp, dryrun); if (!dryrun) { np->name = of_get_property(np, "name", NULL); - np->type = of_get_property(np, "device_type", NULL); - if (!np->name) np->name = "<NULL>"; - if (!np->type) - np->type = "<NULL>"; } *pnp = np; diff --git a/drivers/of/overlay.c b/drivers/of/overlay.c index 2b5ac43a5690..c423e94baf0f 100644 --- a/drivers/of/overlay.c +++ b/drivers/of/overlay.c @@ -423,12 +423,9 @@ static int add_changeset_node(struct overlay_changeset *ovcs, tchild->parent = target->np; tchild->name = __of_get_property(node, "name", NULL); - tchild->type = __of_get_property(node, "device_type", NULL); if (!tchild->name) tchild->name = "<NULL>"; - if (!tchild->type) - tchild->type = "<NULL>"; /* ignore obsolete "linux,phandle" */ phandle = __of_get_property(node, "phandle", &size); diff --git a/drivers/of/pdt.c b/drivers/of/pdt.c index d3185063d369..7eda43c66c91 100644 --- a/drivers/of/pdt.c +++ b/drivers/of/pdt.c @@ -155,7 +155,6 @@ static struct device_node * __init of_pdt_create_node(phandle node, dp->parent = parent; dp->name = of_pdt_get_one_property(node, "name"); - dp->type = of_pdt_get_one_property(node, "device_type"); dp->phandle = node; dp->properties = of_pdt_build_prop_list(node); diff --git a/drivers/of/property.c b/drivers/of/property.c index 08430031bd28..8631efa1daa1 100644 --- a/drivers/of/property.c +++ b/drivers/of/property.c @@ -806,6 +806,7 @@ struct device_node *of_graph_get_remote_node(const struct device_node *node, if (!of_device_is_available(remote)) { pr_debug("not available for remote node\n"); + of_node_put(remote); return NULL; } diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig index 4310c7a4212e..2ab92409210a 100644 --- a/drivers/pci/Kconfig +++ b/drivers/pci/Kconfig @@ -21,13 +21,14 @@ menuconfig PCI support for PCI-X and the foundations for PCI Express support. Say 'Y' here unless you know what you are doing. +if PCI + config PCI_DOMAINS bool depends on PCI config PCI_DOMAINS_GENERIC bool - depends on PCI select PCI_DOMAINS config PCI_SYSCALL @@ -37,7 +38,6 @@ source "drivers/pci/pcie/Kconfig" config PCI_MSI bool "Message Signaled Interrupts (MSI and MSI-X)" - depends on PCI select GENERIC_MSI_IRQ help This allows device drivers to enable MSI (Message Signaled @@ -59,7 +59,6 @@ config PCI_MSI_IRQ_DOMAIN config PCI_QUIRKS default y bool "Enable PCI quirk workarounds" if EXPERT - depends on PCI help This enables workarounds for various PCI chipset bugs/quirks. Disable this only if your target machine is unaffected by PCI @@ -67,7 +66,7 @@ config PCI_QUIRKS config PCI_DEBUG bool "PCI Debugging" - depends on PCI && DEBUG_KERNEL + depends on DEBUG_KERNEL help Say Y here if you want the PCI core to produce a bunch of debug messages to the system log. Select this if you are having a @@ -77,7 +76,6 @@ config PCI_DEBUG config PCI_REALLOC_ENABLE_AUTO bool "Enable PCI resource re-allocation detection" - depends on PCI depends on PCI_IOV help Say Y here if you want the PCI core to detect if PCI resource @@ -90,7 +88,6 @@ config PCI_REALLOC_ENABLE_AUTO config PCI_STUB tristate "PCI Stub driver" - depends on PCI help Say Y or M here if you want be able to reserve a PCI device when it is going to be assigned to a guest operating system. @@ -99,7 +96,6 @@ config PCI_STUB config PCI_PF_STUB tristate "PCI PF Stub driver" - depends on PCI depends on PCI_IOV help Say Y or M here if you want to enable support for devices that @@ -111,7 +107,7 @@ config PCI_PF_STUB config XEN_PCIDEV_FRONTEND tristate "Xen PCI Frontend" - depends on PCI && X86 && XEN + depends on X86 && XEN select PCI_XEN select XEN_XENBUS_FRONTEND default y @@ -133,7 +129,6 @@ config PCI_BRIDGE_EMUL config PCI_IOV bool "PCI IOV support" - depends on PCI select PCI_ATS help I/O Virtualization is a PCI feature supported by some devices @@ -144,7 +139,6 @@ config PCI_IOV config PCI_PRI bool "PCI PRI support" - depends on PCI select PCI_ATS help PRI is the PCI Page Request Interface. It allows PCI devices that are @@ -154,7 +148,6 @@ config PCI_PRI config PCI_PASID bool "PCI PASID support" - depends on PCI select PCI_ATS help Process Address Space Identifiers (PASIDs) can be used by PCI devices @@ -167,7 +160,7 @@ config PCI_PASID config PCI_P2PDMA bool "PCI peer-to-peer transfer support" - depends on PCI && ZONE_DEVICE + depends on ZONE_DEVICE select GENERIC_ALLOCATOR help EnableÑ• drivers to do PCI peer-to-peer transactions to and from @@ -184,12 +177,11 @@ config PCI_P2PDMA config PCI_LABEL def_bool y if (DMI || ACPI) - depends on PCI select NLS config PCI_HYPERV tristate "Hyper-V PCI Frontend" - depends on PCI && X86 && HYPERV && PCI_MSI && PCI_MSI_IRQ_DOMAIN && X86_64 + depends on X86 && HYPERV && PCI_MSI && PCI_MSI_IRQ_DOMAIN && X86_64 help The PCI device frontend driver allows the kernel to import arbitrary PCI devices from a PCI backend to support PCI driver domains. @@ -198,3 +190,5 @@ source "drivers/pci/hotplug/Kconfig" source "drivers/pci/controller/Kconfig" source "drivers/pci/endpoint/Kconfig" source "drivers/pci/switch/Kconfig" + +endif diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index 7a1c8a09efa5..4c0b47867258 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -1168,7 +1168,8 @@ int pci_alloc_irq_vectors_affinity(struct pci_dev *dev, unsigned int min_vecs, const struct irq_affinity *affd) { static const struct irq_affinity msi_default_affd; - int vecs = -ENOSPC; + int msix_vecs = -ENOSPC; + int msi_vecs = -ENOSPC; if (flags & PCI_IRQ_AFFINITY) { if (!affd) @@ -1179,16 +1180,17 @@ int pci_alloc_irq_vectors_affinity(struct pci_dev *dev, unsigned int min_vecs, } if (flags & PCI_IRQ_MSIX) { - vecs = __pci_enable_msix_range(dev, NULL, min_vecs, max_vecs, - affd); - if (vecs > 0) - return vecs; + msix_vecs = __pci_enable_msix_range(dev, NULL, min_vecs, + max_vecs, affd); + if (msix_vecs > 0) + return msix_vecs; } if (flags & PCI_IRQ_MSI) { - vecs = __pci_enable_msi_range(dev, min_vecs, max_vecs, affd); - if (vecs > 0) - return vecs; + msi_vecs = __pci_enable_msi_range(dev, min_vecs, max_vecs, + affd); + if (msi_vecs > 0) + return msi_vecs; } /* use legacy irq if allowed */ @@ -1199,7 +1201,9 @@ int pci_alloc_irq_vectors_affinity(struct pci_dev *dev, unsigned int min_vecs, } } - return vecs; + if (msix_vecs == -ENOSPC) + return -ENOSPC; + return msi_vecs; } EXPORT_SYMBOL(pci_alloc_irq_vectors_affinity); diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index c9d8e3c837de..c25acace7d91 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -6195,7 +6195,8 @@ static int __init pci_setup(char *str) } else if (!strncmp(str, "pcie_scan_all", 13)) { pci_add_flags(PCI_SCAN_ALL_PCIE_DEVS); } else if (!strncmp(str, "disable_acs_redir=", 18)) { - disable_acs_redir_param = str + 18; + disable_acs_redir_param = + kstrdup(str + 18, GFP_KERNEL); } else { printk(KERN_ERR "PCI: Unknown option `%s'\n", str); diff --git a/drivers/phy/qualcomm/phy-ath79-usb.c b/drivers/phy/qualcomm/phy-ath79-usb.c index 6fd6e07ab345..09a77e556ece 100644 --- a/drivers/phy/qualcomm/phy-ath79-usb.c +++ b/drivers/phy/qualcomm/phy-ath79-usb.c @@ -31,7 +31,7 @@ static int ath79_usb_phy_power_on(struct phy *phy) err = reset_control_deassert(priv->reset); if (err && priv->no_suspend_override) - reset_control_assert(priv->no_suspend_override); + reset_control_deassert(priv->no_suspend_override); return err; } @@ -69,7 +69,7 @@ static int ath79_usb_phy_probe(struct platform_device *pdev) if (!priv) return -ENOMEM; - priv->reset = devm_reset_control_get(&pdev->dev, "usb-phy"); + priv->reset = devm_reset_control_get(&pdev->dev, "phy"); if (IS_ERR(priv->reset)) return PTR_ERR(priv->reset); diff --git a/drivers/phy/ti/Kconfig b/drivers/phy/ti/Kconfig index f137e0107764..c4709ed7fb0e 100644 --- a/drivers/phy/ti/Kconfig +++ b/drivers/phy/ti/Kconfig @@ -82,6 +82,7 @@ config PHY_TI_GMII_SEL default y if TI_CPSW=y depends on TI_CPSW || COMPILE_TEST select GENERIC_PHY + select REGMAP default m help This driver supports configuring of the TI CPSW Port mode depending on diff --git a/drivers/phy/ti/phy-gmii-sel.c b/drivers/phy/ti/phy-gmii-sel.c index 77fdaa551977..a52c5bb35033 100644 --- a/drivers/phy/ti/phy-gmii-sel.c +++ b/drivers/phy/ti/phy-gmii-sel.c @@ -204,11 +204,11 @@ static struct phy *phy_gmii_sel_of_xlate(struct device *dev, if (args->args_count < 1) return ERR_PTR(-EINVAL); + if (!priv || !priv->if_phys) + return ERR_PTR(-ENODEV); if (priv->soc_data->features & BIT(PHY_GMII_SEL_RMII_IO_CLK_EN) && args->args_count < 2) return ERR_PTR(-EINVAL); - if (!priv || !priv->if_phys) - return ERR_PTR(-ENODEV); if (phy_id > priv->soc_data->num_ports) return ERR_PTR(-EINVAL); if (phy_id != priv->if_phys[phy_id - 1].id) diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig index e3b62c2ee8d1..5e2109c54c7c 100644 --- a/drivers/platform/x86/Kconfig +++ b/drivers/platform/x86/Kconfig @@ -1009,7 +1009,7 @@ config INTEL_MFLD_THERMAL config INTEL_IPS tristate "Intel Intelligent Power Sharing" - depends on ACPI + depends on ACPI && PCI ---help--- Intel Calpella platforms support dynamic power sharing between the CPU and GPU, maximizing performance in a given TDP. This driver, @@ -1135,7 +1135,7 @@ config SAMSUNG_Q10 config APPLE_GMUX tristate "Apple Gmux Driver" - depends on ACPI + depends on ACPI && PCI depends on PNP depends on BACKLIGHT_CLASS_DEVICE depends on BACKLIGHT_APPLE=n || BACKLIGHT_APPLE @@ -1174,7 +1174,7 @@ config INTEL_SMARTCONNECT config INTEL_PMC_IPC tristate "Intel PMC IPC Driver" - depends on ACPI + depends on ACPI && PCI ---help--- This driver provides support for PMC control on some Intel platforms. The PMC is an ARC processor which defines IPC commands for communication diff --git a/drivers/ptp/ptp_chardev.c b/drivers/ptp/ptp_chardev.c index 797fab33bb98..7cbea796652a 100644 --- a/drivers/ptp/ptp_chardev.c +++ b/drivers/ptp/ptp_chardev.c @@ -224,7 +224,8 @@ long ptp_ioctl(struct posix_clock *pc, unsigned int cmd, unsigned long arg) extoff = NULL; break; } - if (extoff->n_samples > PTP_MAX_SAMPLES) { + if (extoff->n_samples > PTP_MAX_SAMPLES + || extoff->rsv[0] || extoff->rsv[1] || extoff->rsv[2]) { err = -EINVAL; break; } diff --git a/drivers/remoteproc/remoteproc_virtio.c b/drivers/remoteproc/remoteproc_virtio.c index 183fc42a510a..2d7cd344f3bf 100644 --- a/drivers/remoteproc/remoteproc_virtio.c +++ b/drivers/remoteproc/remoteproc_virtio.c @@ -153,10 +153,15 @@ static int rproc_virtio_find_vqs(struct virtio_device *vdev, unsigned int nvqs, const bool * ctx, struct irq_affinity *desc) { - int i, ret; + int i, ret, queue_idx = 0; for (i = 0; i < nvqs; ++i) { - vqs[i] = rp_find_vq(vdev, i, callbacks[i], names[i], + if (!names[i]) { + vqs[i] = NULL; + continue; + } + + vqs[i] = rp_find_vq(vdev, queue_idx++, callbacks[i], names[i], ctx ? ctx[i] : false); if (IS_ERR(vqs[i])) { ret = PTR_ERR(vqs[i]); diff --git a/drivers/s390/char/sclp_config.c b/drivers/s390/char/sclp_config.c index 194ffd5c8580..039b2074db7e 100644 --- a/drivers/s390/char/sclp_config.c +++ b/drivers/s390/char/sclp_config.c @@ -60,7 +60,9 @@ static void sclp_cpu_capability_notify(struct work_struct *work) static void __ref sclp_cpu_change_notify(struct work_struct *work) { + lock_device_hotplug(); smp_rescan_cpus(); + unlock_device_hotplug(); } static void sclp_conf_receiver_fn(struct evbuf_header *evbuf) diff --git a/drivers/s390/virtio/virtio_ccw.c b/drivers/s390/virtio/virtio_ccw.c index fc9dbad476c0..ae1d56da671d 100644 --- a/drivers/s390/virtio/virtio_ccw.c +++ b/drivers/s390/virtio/virtio_ccw.c @@ -635,7 +635,7 @@ static int virtio_ccw_find_vqs(struct virtio_device *vdev, unsigned nvqs, { struct virtio_ccw_device *vcdev = to_vc_device(vdev); unsigned long *indicatorp = NULL; - int ret, i; + int ret, i, queue_idx = 0; struct ccw1 *ccw; ccw = kzalloc(sizeof(*ccw), GFP_DMA | GFP_KERNEL); @@ -643,8 +643,14 @@ static int virtio_ccw_find_vqs(struct virtio_device *vdev, unsigned nvqs, return -ENOMEM; for (i = 0; i < nvqs; ++i) { - vqs[i] = virtio_ccw_setup_vq(vdev, i, callbacks[i], names[i], - ctx ? ctx[i] : false, ccw); + if (!names[i]) { + vqs[i] = NULL; + continue; + } + + vqs[i] = virtio_ccw_setup_vq(vdev, queue_idx++, callbacks[i], + names[i], ctx ? ctx[i] : false, + ccw); if (IS_ERR(vqs[i])) { ret = PTR_ERR(vqs[i]); vqs[i] = NULL; diff --git a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c index 8a20411699d9..75e1273a44b3 100644 --- a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c +++ b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c @@ -1144,7 +1144,7 @@ static void ddp_clear_map(struct cxgbi_device *cdev, struct cxgbi_ppm *ppm, } static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk, - unsigned int tid, int pg_idx, bool reply) + unsigned int tid, int pg_idx) { struct sk_buff *skb = alloc_wr(sizeof(struct cpl_set_tcb_field), 0, GFP_KERNEL); @@ -1160,7 +1160,7 @@ static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk, req = (struct cpl_set_tcb_field *)skb->head; req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid)); - req->reply = V_NO_REPLY(reply ? 0 : 1); + req->reply = V_NO_REPLY(1); req->cpu_idx = 0; req->word = htons(31); req->mask = cpu_to_be64(0xF0000000); @@ -1177,11 +1177,10 @@ static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk, * @tid: connection id * @hcrc: header digest enabled * @dcrc: data digest enabled - * @reply: request reply from h/w * set up the iscsi digest settings for a connection identified by tid */ static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid, - int hcrc, int dcrc, int reply) + int hcrc, int dcrc) { struct sk_buff *skb = alloc_wr(sizeof(struct cpl_set_tcb_field), 0, GFP_KERNEL); @@ -1197,7 +1196,7 @@ static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid, req = (struct cpl_set_tcb_field *)skb->head; req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid)); - req->reply = V_NO_REPLY(reply ? 0 : 1); + req->reply = V_NO_REPLY(1); req->cpu_idx = 0; req->word = htons(31); req->mask = cpu_to_be64(0x0F000000); diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c index 49f8028ac524..d26f50af00ea 100644 --- a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c +++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c @@ -1548,16 +1548,22 @@ static void do_set_tcb_rpl(struct cxgbi_device *cdev, struct sk_buff *skb) struct cxgbi_sock *csk; csk = lookup_tid(t, tid); - if (!csk) + if (!csk) { pr_err("can't find conn. for tid %u.\n", tid); + return; + } log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, "csk 0x%p,%u,%lx,%u, status 0x%x.\n", csk, csk->state, csk->flags, csk->tid, rpl->status); - if (rpl->status != CPL_ERR_NONE) + if (rpl->status != CPL_ERR_NONE) { pr_err("csk 0x%p,%u, SET_TCB_RPL status %u.\n", csk, tid, rpl->status); + csk->err = -EINVAL; + } + + complete(&csk->cmpl); __kfree_skb(skb); } @@ -1983,7 +1989,7 @@ static int ddp_set_map(struct cxgbi_ppm *ppm, struct cxgbi_sock *csk, } static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk, unsigned int tid, - int pg_idx, bool reply) + int pg_idx) { struct sk_buff *skb; struct cpl_set_tcb_field *req; @@ -1999,7 +2005,7 @@ static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk, unsigned int tid, req = (struct cpl_set_tcb_field *)skb->head; INIT_TP_WR(req, csk->tid); OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, csk->tid)); - req->reply_ctrl = htons(NO_REPLY_V(reply) | QUEUENO_V(csk->rss_qid)); + req->reply_ctrl = htons(NO_REPLY_V(0) | QUEUENO_V(csk->rss_qid)); req->word_cookie = htons(0); req->mask = cpu_to_be64(0x3 << 8); req->val = cpu_to_be64(pg_idx << 8); @@ -2008,12 +2014,15 @@ static int ddp_setup_conn_pgidx(struct cxgbi_sock *csk, unsigned int tid, log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, "csk 0x%p, tid 0x%x, pg_idx %u.\n", csk, csk->tid, pg_idx); + reinit_completion(&csk->cmpl); cxgb4_ofld_send(csk->cdev->ports[csk->port_id], skb); - return 0; + wait_for_completion(&csk->cmpl); + + return csk->err; } static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid, - int hcrc, int dcrc, int reply) + int hcrc, int dcrc) { struct sk_buff *skb; struct cpl_set_tcb_field *req; @@ -2031,7 +2040,7 @@ static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid, req = (struct cpl_set_tcb_field *)skb->head; INIT_TP_WR(req, tid); OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid)); - req->reply_ctrl = htons(NO_REPLY_V(reply) | QUEUENO_V(csk->rss_qid)); + req->reply_ctrl = htons(NO_REPLY_V(0) | QUEUENO_V(csk->rss_qid)); req->word_cookie = htons(0); req->mask = cpu_to_be64(0x3 << 4); req->val = cpu_to_be64(((hcrc ? ULP_CRC_HEADER : 0) | @@ -2041,8 +2050,11 @@ static int ddp_setup_conn_digest(struct cxgbi_sock *csk, unsigned int tid, log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK, "csk 0x%p, tid 0x%x, crc %d,%d.\n", csk, csk->tid, hcrc, dcrc); + reinit_completion(&csk->cmpl); cxgb4_ofld_send(csk->cdev->ports[csk->port_id], skb); - return 0; + wait_for_completion(&csk->cmpl); + + return csk->err; } static struct cxgbi_ppm *cdev2ppm(struct cxgbi_device *cdev) diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c index 75f876409fb9..245742557c03 100644 --- a/drivers/scsi/cxgbi/libcxgbi.c +++ b/drivers/scsi/cxgbi/libcxgbi.c @@ -573,6 +573,7 @@ static struct cxgbi_sock *cxgbi_sock_create(struct cxgbi_device *cdev) skb_queue_head_init(&csk->receive_queue); skb_queue_head_init(&csk->write_queue); timer_setup(&csk->retry_timer, NULL, 0); + init_completion(&csk->cmpl); rwlock_init(&csk->callback_lock); csk->cdev = cdev; csk->flags = 0; @@ -2251,14 +2252,14 @@ int cxgbi_set_conn_param(struct iscsi_cls_conn *cls_conn, if (!err && conn->hdrdgst_en) err = csk->cdev->csk_ddp_setup_digest(csk, csk->tid, conn->hdrdgst_en, - conn->datadgst_en, 0); + conn->datadgst_en); break; case ISCSI_PARAM_DATADGST_EN: err = iscsi_set_param(cls_conn, param, buf, buflen); if (!err && conn->datadgst_en) err = csk->cdev->csk_ddp_setup_digest(csk, csk->tid, conn->hdrdgst_en, - conn->datadgst_en, 0); + conn->datadgst_en); break; case ISCSI_PARAM_MAX_R2T: return iscsi_tcp_set_max_r2t(conn, buf); @@ -2384,7 +2385,7 @@ int cxgbi_bind_conn(struct iscsi_cls_session *cls_session, ppm = csk->cdev->cdev2ppm(csk->cdev); err = csk->cdev->csk_ddp_setup_pgidx(csk, csk->tid, - ppm->tformat.pgsz_idx_dflt, 0); + ppm->tformat.pgsz_idx_dflt); if (err < 0) return err; diff --git a/drivers/scsi/cxgbi/libcxgbi.h b/drivers/scsi/cxgbi/libcxgbi.h index 5d5d8b50d842..1917ff57651d 100644 --- a/drivers/scsi/cxgbi/libcxgbi.h +++ b/drivers/scsi/cxgbi/libcxgbi.h @@ -149,6 +149,7 @@ struct cxgbi_sock { struct sk_buff_head receive_queue; struct sk_buff_head write_queue; struct timer_list retry_timer; + struct completion cmpl; int err; rwlock_t callback_lock; void *user_data; @@ -490,9 +491,9 @@ struct cxgbi_device { struct cxgbi_ppm *, struct cxgbi_task_tag_info *); int (*csk_ddp_setup_digest)(struct cxgbi_sock *, - unsigned int, int, int, int); + unsigned int, int, int); int (*csk_ddp_setup_pgidx)(struct cxgbi_sock *, - unsigned int, int, bool); + unsigned int, int); void (*csk_release_offload_resources)(struct cxgbi_sock *); int (*csk_rx_pdu_ready)(struct cxgbi_sock *, struct sk_buff *); diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c index e2420a810e99..c92b3822c408 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c @@ -2507,6 +2507,12 @@ hisi_sas_v3_probe(struct pci_dev *pdev, const struct pci_device_id *id) sha->sas_port[i] = &hisi_hba->port[i].sas_port; } + if (hisi_hba->prot_mask) { + dev_info(dev, "Registering for DIF/DIX prot_mask=0x%x\n", + prot_mask); + scsi_host_set_prot(hisi_hba->shost, prot_mask); + } + rc = scsi_add_host(shost, dev); if (rc) goto err_out_ha; @@ -2519,12 +2525,6 @@ hisi_sas_v3_probe(struct pci_dev *pdev, const struct pci_device_id *id) if (rc) goto err_out_register_ha; - if (hisi_hba->prot_mask) { - dev_info(dev, "Registering for DIF/DIX prot_mask=0x%x\n", - prot_mask); - scsi_host_set_prot(hisi_hba->shost, prot_mask); - } - scsi_scan_host(shost); return 0; diff --git a/drivers/scsi/isci/init.c b/drivers/scsi/isci/init.c index 68b90c4f79a3..1727d0c71b12 100644 --- a/drivers/scsi/isci/init.c +++ b/drivers/scsi/isci/init.c @@ -576,6 +576,13 @@ static struct isci_host *isci_host_alloc(struct pci_dev *pdev, int id) shost->max_lun = ~0; shost->max_cmd_len = MAX_COMMAND_SIZE; + /* turn on DIF support */ + scsi_host_set_prot(shost, + SHOST_DIF_TYPE1_PROTECTION | + SHOST_DIF_TYPE2_PROTECTION | + SHOST_DIF_TYPE3_PROTECTION); + scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC); + err = scsi_add_host(shost, &pdev->dev); if (err) goto err_shost; @@ -663,13 +670,6 @@ static int isci_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto err_host_alloc; } pci_info->hosts[i] = h; - - /* turn on DIF support */ - scsi_host_set_prot(to_shost(h), - SHOST_DIF_TYPE1_PROTECTION | - SHOST_DIF_TYPE2_PROTECTION | - SHOST_DIF_TYPE3_PROTECTION); - scsi_host_set_guard(to_shost(h), SHOST_DIX_GUARD_CRC); } err = isci_setup_interrupts(pdev); diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 12fd74761ae0..2242e9b3ca12 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -9407,6 +9407,7 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq, cmnd = CMD_XMIT_SEQUENCE64_CR; if (phba->link_flag & LS_LOOPBACK_MODE) bf_set(wqe_xo, &wqe->xmit_sequence.wge_ctl, 1); + /* fall through */ case CMD_XMIT_SEQUENCE64_CR: /* word3 iocb=io_tag32 wqe=reserved */ wqe->xmit_sequence.rsvd3 = 0; @@ -13528,6 +13529,7 @@ lpfc_sli4_sp_handle_rcqe(struct lpfc_hba *phba, struct lpfc_rcqe *rcqe) case FC_STATUS_RQ_BUF_LEN_EXCEEDED: lpfc_printf_log(phba, KERN_ERR, LOG_SLI, "2537 Receive Frame Truncated!!\n"); + /* fall through */ case FC_STATUS_RQ_SUCCESS: spin_lock_irqsave(&phba->hbalock, iflags); lpfc_sli4_rq_release(hrq, drq); @@ -13937,7 +13939,7 @@ lpfc_sli4_nvmet_handle_rcqe(struct lpfc_hba *phba, struct lpfc_queue *cq, case FC_STATUS_RQ_BUF_LEN_EXCEEDED: lpfc_printf_log(phba, KERN_ERR, LOG_SLI, "6126 Receive Frame Truncated!!\n"); - /* Drop thru */ + /* fall through */ case FC_STATUS_RQ_SUCCESS: spin_lock_irqsave(&phba->hbalock, iflags); lpfc_sli4_rq_release(hrq, drq); @@ -14849,7 +14851,7 @@ lpfc_eq_create(struct lpfc_hba *phba, struct lpfc_queue *eq, uint32_t imax) eq->entry_count); if (eq->entry_count < 256) return -EINVAL; - /* otherwise default to smallest count (drop through) */ + /* fall through - otherwise default to smallest count */ case 256: bf_set(lpfc_eq_context_count, &eq_create->u.request.context, LPFC_EQ_CNT_256); @@ -14980,7 +14982,7 @@ lpfc_cq_create(struct lpfc_hba *phba, struct lpfc_queue *cq, LPFC_CQ_CNT_WORD7); break; } - /* Fall Thru */ + /* fall through */ default: lpfc_printf_log(phba, KERN_ERR, LOG_SLI, "0361 Unsupported CQ count: " @@ -14991,7 +14993,7 @@ lpfc_cq_create(struct lpfc_hba *phba, struct lpfc_queue *cq, status = -EINVAL; goto out; } - /* otherwise default to smallest count (drop through) */ + /* fall through - otherwise default to smallest count */ case 256: bf_set(lpfc_cq_context_count, &cq_create->u.request.context, LPFC_CQ_CNT_256); @@ -15151,7 +15153,7 @@ lpfc_cq_create_set(struct lpfc_hba *phba, struct lpfc_queue **cqp, LPFC_CQ_CNT_WORD7); break; } - /* Fall Thru */ + /* fall through */ default: lpfc_printf_log(phba, KERN_ERR, LOG_SLI, "3118 Bad CQ count. (%d)\n", @@ -15160,7 +15162,7 @@ lpfc_cq_create_set(struct lpfc_hba *phba, struct lpfc_queue **cqp, status = -EINVAL; goto out; } - /* otherwise default to smallest (drop thru) */ + /* fall through - otherwise default to smallest */ case 256: bf_set(lpfc_mbx_cq_create_set_cqe_cnt, &cq_set->u.request, LPFC_CQ_CNT_256); @@ -15432,7 +15434,7 @@ lpfc_mq_create(struct lpfc_hba *phba, struct lpfc_queue *mq, status = -EINVAL; goto out; } - /* otherwise default to smallest count (drop through) */ + /* fall through - otherwise default to smallest count */ case 16: bf_set(lpfc_mq_context_ring_size, &mq_create_ext->u.request.context, @@ -15851,7 +15853,7 @@ lpfc_rq_create(struct lpfc_hba *phba, struct lpfc_queue *hrq, status = -EINVAL; goto out; } - /* otherwise default to smallest count (drop through) */ + /* fall through - otherwise default to smallest count */ case 512: bf_set(lpfc_rq_context_rqe_count, &rq_create->u.request.context, @@ -15988,7 +15990,7 @@ lpfc_rq_create(struct lpfc_hba *phba, struct lpfc_queue *hrq, status = -EINVAL; goto out; } - /* otherwise default to smallest count (drop through) */ + /* fall through - otherwise default to smallest count */ case 512: bf_set(lpfc_rq_context_rqe_count, &rq_create->u.request.context, diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 7eaa400f6328..fcbff83c0097 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -6236,7 +6236,7 @@ megasas_set_dma_mask(struct megasas_instance *instance) instance->consistent_mask_64bit = true; dev_info(&pdev->dev, "%s bit DMA mask and %s bit consistent mask\n", - ((*pdev->dev.dma_mask == DMA_BIT_MASK(64)) ? "63" : "32"), + ((*pdev->dev.dma_mask == DMA_BIT_MASK(63)) ? "63" : "32"), (instance->consistent_mask_64bit ? "63" : "32")); return 0; diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c index a9a25f0eaf6f..647f48a28f85 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c @@ -175,7 +175,8 @@ megasas_clear_intr_fusion(struct megasas_instance *instance) /* * Check if it is our interrupt */ - status = readl(®s->outbound_intr_status); + status = megasas_readl(instance, + ®s->outbound_intr_status); if (status & 1) { writel(status, ®s->outbound_intr_status); diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c index 4c5a3d23e010..084f2fcced0a 100644 --- a/drivers/scsi/pm8001/pm8001_sas.c +++ b/drivers/scsi/pm8001/pm8001_sas.c @@ -657,7 +657,7 @@ static int pm8001_dev_found_notify(struct domain_device *dev) if (dev->dev_type == SAS_SATA_DEV) { pm8001_device->attached_phy = dev->rphy->identify.phy_identifier; - flag = 1; /* directly sata*/ + flag = 1; /* directly sata */ } } /*register this device to HBA*/ PM8001_DISC_DBG(pm8001_ha, pm8001_printk("Found device\n")); diff --git a/drivers/scsi/qedi/qedi_iscsi.c b/drivers/scsi/qedi/qedi_iscsi.c index 4da660c1c431..6d6d6013e35b 100644 --- a/drivers/scsi/qedi/qedi_iscsi.c +++ b/drivers/scsi/qedi/qedi_iscsi.c @@ -953,6 +953,7 @@ static int qedi_ep_poll(struct iscsi_endpoint *ep, int timeout_ms) qedi_ep = ep->dd_data; if (qedi_ep->state == EP_STATE_IDLE || + qedi_ep->state == EP_STATE_OFLDCONN_NONE || qedi_ep->state == EP_STATE_OFLDCONN_FAILED) return -1; @@ -1035,6 +1036,7 @@ static void qedi_ep_disconnect(struct iscsi_endpoint *ep) switch (qedi_ep->state) { case EP_STATE_OFLDCONN_START: + case EP_STATE_OFLDCONN_NONE: goto ep_release_conn; case EP_STATE_OFLDCONN_FAILED: break; @@ -1225,6 +1227,7 @@ static int qedi_set_path(struct Scsi_Host *shost, struct iscsi_path *path_data) if (!is_valid_ether_addr(&path_data->mac_addr[0])) { QEDI_NOTICE(&qedi->dbg_ctx, "dst mac NOT VALID\n"); + qedi_ep->state = EP_STATE_OFLDCONN_NONE; ret = -EIO; goto set_path_exit; } diff --git a/drivers/scsi/qedi/qedi_iscsi.h b/drivers/scsi/qedi/qedi_iscsi.h index 11260776212f..892d70d54553 100644 --- a/drivers/scsi/qedi/qedi_iscsi.h +++ b/drivers/scsi/qedi/qedi_iscsi.h @@ -59,6 +59,7 @@ enum { EP_STATE_OFLDCONN_FAILED = 0x2000, EP_STATE_CONNECT_FAILED = 0x4000, EP_STATE_DISCONN_TIMEDOUT = 0x8000, + EP_STATE_OFLDCONN_NONE = 0x10000, }; struct qedi_conn; diff --git a/drivers/scsi/qla1280.c b/drivers/scsi/qla1280.c index a414f51302b7..6856dfdfa473 100644 --- a/drivers/scsi/qla1280.c +++ b/drivers/scsi/qla1280.c @@ -4248,7 +4248,7 @@ qla1280_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) ha->devnum = devnum; /* specifies microcode load address */ #ifdef QLA_64BIT_PTR - if (dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(64))) { + if (dma_set_mask_and_coherent(&ha->pdev->dev, DMA_BIT_MASK(64))) { if (dma_set_mask(&ha->pdev->dev, DMA_BIT_MASK(32))) { printk(KERN_WARNING "scsi(%li): Unable to set a " "suitable DMA mask - aborting\n", ha->host_no); diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 26b93c563f92..d1fc4958222a 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -4394,6 +4394,8 @@ typedef struct scsi_qla_host { uint16_t n2n_id; struct list_head gpnid_list; struct fab_scan scan; + + unsigned int irq_offset; } scsi_qla_host_t; struct qla27xx_image_status { diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index 30d3090842f8..8507c43b918c 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -3446,6 +3446,7 @@ qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp) "Adjusted Max no of queues pairs: %d.\n", ha->max_qpairs); } } + vha->irq_offset = desc.pre_vectors; ha->msix_entries = kcalloc(ha->msix_count, sizeof(struct qla_msix_entry), GFP_KERNEL); diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index ea69dafc9774..c6ef83d0d99b 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -6939,7 +6939,7 @@ static int qla2xxx_map_queues(struct Scsi_Host *shost) if (USER_CTRL_IRQ(vha->hw)) rc = blk_mq_map_queues(qmap); else - rc = blk_mq_pci_map_queues(qmap, vha->hw->pdev, 0); + rc = blk_mq_pci_map_queues(qmap, vha->hw->pdev, vha->irq_offset); return rc; } diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index cfdfcda28072..a77bfb224248 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -7232,6 +7232,8 @@ static int qla4xxx_sysfs_ddb_tgt_create(struct scsi_qla_host *ha, rc = qla4xxx_copy_from_fwddb_param(fnode_sess, fnode_conn, fw_ddb_entry); + if (rc) + goto free_sess; ql4_printk(KERN_INFO, ha, "%s: sysfs entry %s created\n", __func__, fnode_sess->dev.kobj.name); diff --git a/drivers/scsi/scsi_pm.c b/drivers/scsi/scsi_pm.c index a2b4179bfdf7..7639df91b110 100644 --- a/drivers/scsi/scsi_pm.c +++ b/drivers/scsi/scsi_pm.c @@ -80,8 +80,22 @@ static int scsi_dev_type_resume(struct device *dev, if (err == 0) { pm_runtime_disable(dev); - pm_runtime_set_active(dev); + err = pm_runtime_set_active(dev); pm_runtime_enable(dev); + + /* + * Forcibly set runtime PM status of request queue to "active" + * to make sure we can again get requests from the queue + * (see also blk_pm_peek_request()). + * + * The resume hook will correct runtime PM status of the disk. + */ + if (!err && scsi_is_sdev_device(dev)) { + struct scsi_device *sdev = to_scsi_device(dev); + + if (sdev->request_queue->dev) + blk_set_runtime_active(sdev->request_queue); + } } return err; @@ -140,16 +154,6 @@ static int scsi_bus_resume_common(struct device *dev, else fn = NULL; - /* - * Forcibly set runtime PM status of request queue to "active" to - * make sure we can again get requests from the queue (see also - * blk_pm_peek_request()). - * - * The resume hook will correct runtime PM status of the disk. - */ - if (scsi_is_sdev_device(dev) && pm_runtime_suspended(dev)) - blk_set_runtime_active(to_scsi_device(dev)->request_queue); - if (fn) { async_schedule_domain(fn, dev, &scsi_sd_pm_domain); diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index a1a44f52e0e8..b2da8a00ec33 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -206,6 +206,12 @@ cache_type_store(struct device *dev, struct device_attribute *attr, sp = buffer_data[0] & 0x80 ? 1 : 0; buffer_data[0] &= ~0x80; + /* + * Ensure WP, DPOFUA, and RESERVED fields are cleared in + * received mode parameter buffer before doing MODE SELECT. + */ + data.device_specific = 0; + if (scsi_mode_select(sdp, 1, sp, 8, buffer_data, len, SD_TIMEOUT, SD_MAX_RETRIES, &data, &sshdr)) { if (scsi_sense_valid(&sshdr)) diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c index 7bde6c809442..f564af8949e8 100644 --- a/drivers/scsi/smartpqi/smartpqi_init.c +++ b/drivers/scsi/smartpqi/smartpqi_init.c @@ -323,7 +323,7 @@ static inline void pqi_device_remove_start(struct pqi_scsi_dev *device) static inline bool pqi_device_in_remove(struct pqi_ctrl_info *ctrl_info, struct pqi_scsi_dev *device) { - return device->in_remove & !ctrl_info->in_shutdown; + return device->in_remove && !ctrl_info->in_shutdown; } static inline void pqi_schedule_rescan_worker_with_delay( diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h index dd65fea07687..6d176815e6ce 100644 --- a/drivers/scsi/ufs/ufs.h +++ b/drivers/scsi/ufs/ufs.h @@ -195,7 +195,7 @@ enum ufs_desc_def_size { QUERY_DESC_CONFIGURATION_DEF_SIZE = 0x90, QUERY_DESC_UNIT_DEF_SIZE = 0x23, QUERY_DESC_INTERCONNECT_DEF_SIZE = 0x06, - QUERY_DESC_GEOMETRY_DEF_SIZE = 0x44, + QUERY_DESC_GEOMETRY_DEF_SIZE = 0x48, QUERY_DESC_POWER_DEF_SIZE = 0x62, QUERY_DESC_HEALTH_DEF_SIZE = 0x25, }; diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 9ba7671b84f8..71334aaf1447 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -8001,6 +8001,8 @@ out: trace_ufshcd_system_resume(dev_name(hba->dev), ret, ktime_to_us(ktime_sub(ktime_get(), start)), hba->curr_dev_pwr_mode, hba->uic_link_state); + if (!ret) + hba->is_sys_suspended = false; return ret; } EXPORT_SYMBOL(ufshcd_system_resume); diff --git a/drivers/soc/fsl/qe/qe_tdm.c b/drivers/soc/fsl/qe/qe_tdm.c index f78c34647ca2..76480df195a8 100644 --- a/drivers/soc/fsl/qe/qe_tdm.c +++ b/drivers/soc/fsl/qe/qe_tdm.c @@ -44,10 +44,6 @@ int ucc_of_parse_tdm(struct device_node *np, struct ucc_tdm *utdm, const char *sprop; int ret = 0; u32 val; - struct resource *res; - struct device_node *np2; - static int siram_init_flag; - struct platform_device *pdev; sprop = of_get_property(np, "fsl,rx-sync-clock", NULL); if (sprop) { @@ -124,57 +120,6 @@ int ucc_of_parse_tdm(struct device_node *np, struct ucc_tdm *utdm, utdm->siram_entry_id = val; set_si_param(utdm, ut_info); - - np2 = of_find_compatible_node(NULL, NULL, "fsl,t1040-qe-si"); - if (!np2) - return -EINVAL; - - pdev = of_find_device_by_node(np2); - if (!pdev) { - pr_err("%pOFn: failed to lookup pdev\n", np2); - of_node_put(np2); - return -EINVAL; - } - - of_node_put(np2); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - utdm->si_regs = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(utdm->si_regs)) { - ret = PTR_ERR(utdm->si_regs); - goto err_miss_siram_property; - } - - np2 = of_find_compatible_node(NULL, NULL, "fsl,t1040-qe-siram"); - if (!np2) { - ret = -EINVAL; - goto err_miss_siram_property; - } - - pdev = of_find_device_by_node(np2); - if (!pdev) { - ret = -EINVAL; - pr_err("%pOFn: failed to lookup pdev\n", np2); - of_node_put(np2); - goto err_miss_siram_property; - } - - of_node_put(np2); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - utdm->siram = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(utdm->siram)) { - ret = PTR_ERR(utdm->siram); - goto err_miss_siram_property; - } - - if (siram_init_flag == 0) { - memset_io(utdm->siram, 0, resource_size(res)); - siram_init_flag = 1; - } - - return ret; - -err_miss_siram_property: - devm_iounmap(&pdev->dev, utdm->si_regs); return ret; } EXPORT_SYMBOL(ucc_of_parse_tdm); diff --git a/drivers/staging/android/ion/ion.c b/drivers/staging/android/ion/ion.c index a0802de8c3a1..6f5afab7c1a1 100644 --- a/drivers/staging/android/ion/ion.c +++ b/drivers/staging/android/ion/ion.c @@ -248,10 +248,10 @@ static void ion_dma_buf_detatch(struct dma_buf *dmabuf, struct ion_dma_buf_attachment *a = attachment->priv; struct ion_buffer *buffer = dmabuf->priv; - free_duped_table(a->table); mutex_lock(&buffer->lock); list_del(&a->list); mutex_unlock(&buffer->lock); + free_duped_table(a->table); kfree(a); } diff --git a/drivers/staging/rtl8188eu/os_dep/usb_intf.c b/drivers/staging/rtl8188eu/os_dep/usb_intf.c index 28cbd6b3d26c..dfee6985efa6 100644 --- a/drivers/staging/rtl8188eu/os_dep/usb_intf.c +++ b/drivers/staging/rtl8188eu/os_dep/usb_intf.c @@ -35,6 +35,7 @@ static const struct usb_device_id rtw_usb_id_tbl[] = { {USB_DEVICE(0x2001, 0x330F)}, /* DLink DWA-125 REV D1 */ {USB_DEVICE(0x2001, 0x3310)}, /* Dlink DWA-123 REV D1 */ {USB_DEVICE(0x2001, 0x3311)}, /* DLink GO-USB-N150 REV B1 */ + {USB_DEVICE(0x2001, 0x331B)}, /* D-Link DWA-121 rev B1 */ {USB_DEVICE(0x2357, 0x010c)}, /* TP-Link TL-WN722N v2 */ {USB_DEVICE(0x0df6, 0x0076)}, /* Sitecom N150 v2 */ {USB_DEVICE(USB_VENDER_ID_REALTEK, 0xffef)}, /* Rosewill RNX-N150NUB */ diff --git a/drivers/staging/rtl8723bs/include/ieee80211.h b/drivers/staging/rtl8723bs/include/ieee80211.h index bcc8dfa8e672..9efb4dcb9d3a 100644 --- a/drivers/staging/rtl8723bs/include/ieee80211.h +++ b/drivers/staging/rtl8723bs/include/ieee80211.h @@ -850,18 +850,18 @@ enum ieee80211_state { #define IP_FMT "%pI4" #define IP_ARG(x) (x) -extern __inline int is_multicast_mac_addr(const u8 *addr) +static inline int is_multicast_mac_addr(const u8 *addr) { return ((addr[0] != 0xff) && (0x01 & addr[0])); } -extern __inline int is_broadcast_mac_addr(const u8 *addr) +static inline int is_broadcast_mac_addr(const u8 *addr) { return ((addr[0] == 0xff) && (addr[1] == 0xff) && (addr[2] == 0xff) && \ (addr[3] == 0xff) && (addr[4] == 0xff) && (addr[5] == 0xff)); } -extern __inline int is_zero_mac_addr(const u8 *addr) +static inline int is_zero_mac_addr(const u8 *addr) { return ((addr[0] == 0x00) && (addr[1] == 0x00) && (addr[2] == 0x00) && \ (addr[3] == 0x00) && (addr[4] == 0x00) && (addr[5] == 0x00)); diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c index 9e17ec651bde..53f5a1cb4636 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c @@ -446,6 +446,7 @@ remote_event_wait(wait_queue_head_t *wq, struct remote_event *event) static inline void remote_event_signal_local(wait_queue_head_t *wq, struct remote_event *event) { + event->fired = 1; event->armed = 0; wake_up_all(wq); } diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c index 70c854d939ce..3d0badc34825 100644 --- a/drivers/staging/wilc1000/host_interface.c +++ b/drivers/staging/wilc1000/host_interface.c @@ -36,7 +36,7 @@ struct wilc_op_mode { struct wilc_reg_frame { bool reg; u8 reg_id; - __le32 frame_type; + __le16 frame_type; } __packed; struct wilc_drv_handler { @@ -1744,7 +1744,6 @@ int wilc_add_rx_gtk(struct wilc_vif *vif, const u8 *rx_gtk, u8 gtk_key_len, result = wilc_send_config_pkt(vif, WILC_SET_CFG, wid_list, ARRAY_SIZE(wid_list), wilc_get_vif_idx(vif)); - kfree(gtk_key); } else if (mode == WILC_STATION_MODE) { struct wid wid; @@ -1754,9 +1753,9 @@ int wilc_add_rx_gtk(struct wilc_vif *vif, const u8 *rx_gtk, u8 gtk_key_len, wid.val = (u8 *)gtk_key; result = wilc_send_config_pkt(vif, WILC_SET_CFG, &wid, 1, wilc_get_vif_idx(vif)); - kfree(gtk_key); } + kfree(gtk_key); return result; } diff --git a/drivers/staging/wilc1000/wilc_wlan.c b/drivers/staging/wilc1000/wilc_wlan.c index 3c5e9e030cad..489e5a5038f8 100644 --- a/drivers/staging/wilc1000/wilc_wlan.c +++ b/drivers/staging/wilc1000/wilc_wlan.c @@ -1252,21 +1252,22 @@ static u32 init_chip(struct net_device *dev) ret = wilc->hif_func->hif_read_reg(wilc, 0x1118, ®); if (!ret) { netdev_err(dev, "fail read reg 0x1118\n"); - return ret; + goto release; } reg |= BIT(0); ret = wilc->hif_func->hif_write_reg(wilc, 0x1118, reg); if (!ret) { netdev_err(dev, "fail write reg 0x1118\n"); - return ret; + goto release; } ret = wilc->hif_func->hif_write_reg(wilc, 0xc0000, 0x71); if (!ret) { netdev_err(dev, "fail write reg 0xc0000\n"); - return ret; + goto release; } } +release: release_bus(wilc, WILC_BUS_RELEASE_ONLY); return ret; diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c index 984941e036c8..bd15a564fe24 100644 --- a/drivers/target/iscsi/iscsi_target.c +++ b/drivers/target/iscsi/iscsi_target.c @@ -714,7 +714,7 @@ static int __init iscsi_target_init_module(void) sizeof(struct iscsi_queue_req), __alignof__(struct iscsi_queue_req), 0, NULL); if (!lio_qr_cache) { - pr_err("nable to kmem_cache_create() for" + pr_err("Unable to kmem_cache_create() for" " lio_qr_cache\n"); goto bitmap_out; } diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c index 1e6d24943565..c34c88ef3319 100644 --- a/drivers/target/target_core_user.c +++ b/drivers/target/target_core_user.c @@ -148,7 +148,7 @@ struct tcmu_dev { size_t ring_size; struct mutex cmdr_lock; - struct list_head cmdr_queue; + struct list_head qfull_queue; uint32_t dbi_max; uint32_t dbi_thresh; @@ -159,6 +159,7 @@ struct tcmu_dev { struct timer_list cmd_timer; unsigned int cmd_time_out; + struct list_head inflight_queue; struct timer_list qfull_timer; int qfull_time_out; @@ -179,7 +180,7 @@ struct tcmu_dev { struct tcmu_cmd { struct se_cmd *se_cmd; struct tcmu_dev *tcmu_dev; - struct list_head cmdr_queue_entry; + struct list_head queue_entry; uint16_t cmd_id; @@ -192,6 +193,7 @@ struct tcmu_cmd { unsigned long deadline; #define TCMU_CMD_BIT_EXPIRED 0 +#define TCMU_CMD_BIT_INFLIGHT 1 unsigned long flags; }; /* @@ -586,7 +588,7 @@ static struct tcmu_cmd *tcmu_alloc_cmd(struct se_cmd *se_cmd) if (!tcmu_cmd) return NULL; - INIT_LIST_HEAD(&tcmu_cmd->cmdr_queue_entry); + INIT_LIST_HEAD(&tcmu_cmd->queue_entry); tcmu_cmd->se_cmd = se_cmd; tcmu_cmd->tcmu_dev = udev; @@ -915,11 +917,13 @@ setup_timer: return 0; tcmu_cmd->deadline = round_jiffies_up(jiffies + msecs_to_jiffies(tmo)); - mod_timer(timer, tcmu_cmd->deadline); + if (!timer_pending(timer)) + mod_timer(timer, tcmu_cmd->deadline); + return 0; } -static int add_to_cmdr_queue(struct tcmu_cmd *tcmu_cmd) +static int add_to_qfull_queue(struct tcmu_cmd *tcmu_cmd) { struct tcmu_dev *udev = tcmu_cmd->tcmu_dev; unsigned int tmo; @@ -942,7 +946,7 @@ static int add_to_cmdr_queue(struct tcmu_cmd *tcmu_cmd) if (ret) return ret; - list_add_tail(&tcmu_cmd->cmdr_queue_entry, &udev->cmdr_queue); + list_add_tail(&tcmu_cmd->queue_entry, &udev->qfull_queue); pr_debug("adding cmd %u on dev %s to ring space wait queue\n", tcmu_cmd->cmd_id, udev->name); return 0; @@ -999,7 +1003,7 @@ static int queue_cmd_ring(struct tcmu_cmd *tcmu_cmd, sense_reason_t *scsi_err) base_command_size = tcmu_cmd_get_base_cmd_size(tcmu_cmd->dbi_cnt); command_size = tcmu_cmd_get_cmd_size(tcmu_cmd, base_command_size); - if (!list_empty(&udev->cmdr_queue)) + if (!list_empty(&udev->qfull_queue)) goto queue; mb = udev->mb_addr; @@ -1096,13 +1100,16 @@ static int queue_cmd_ring(struct tcmu_cmd *tcmu_cmd, sense_reason_t *scsi_err) UPDATE_HEAD(mb->cmd_head, command_size, udev->cmdr_size); tcmu_flush_dcache_range(mb, sizeof(*mb)); + list_add_tail(&tcmu_cmd->queue_entry, &udev->inflight_queue); + set_bit(TCMU_CMD_BIT_INFLIGHT, &tcmu_cmd->flags); + /* TODO: only if FLUSH and FUA? */ uio_event_notify(&udev->uio_info); return 0; queue: - if (add_to_cmdr_queue(tcmu_cmd)) { + if (add_to_qfull_queue(tcmu_cmd)) { *scsi_err = TCM_OUT_OF_RESOURCES; return -1; } @@ -1145,6 +1152,8 @@ static void tcmu_handle_completion(struct tcmu_cmd *cmd, struct tcmu_cmd_entry * if (test_bit(TCMU_CMD_BIT_EXPIRED, &cmd->flags)) goto out; + list_del_init(&cmd->queue_entry); + tcmu_cmd_reset_dbi_cur(cmd); if (entry->hdr.uflags & TCMU_UFLAG_UNKNOWN_OP) { @@ -1194,9 +1203,29 @@ out: tcmu_free_cmd(cmd); } +static void tcmu_set_next_deadline(struct list_head *queue, + struct timer_list *timer) +{ + struct tcmu_cmd *tcmu_cmd, *tmp_cmd; + unsigned long deadline = 0; + + list_for_each_entry_safe(tcmu_cmd, tmp_cmd, queue, queue_entry) { + if (!time_after(jiffies, tcmu_cmd->deadline)) { + deadline = tcmu_cmd->deadline; + break; + } + } + + if (deadline) + mod_timer(timer, deadline); + else + del_timer(timer); +} + static unsigned int tcmu_handle_completions(struct tcmu_dev *udev) { struct tcmu_mailbox *mb; + struct tcmu_cmd *cmd; int handled = 0; if (test_bit(TCMU_DEV_BIT_BROKEN, &udev->flags)) { @@ -1210,7 +1239,6 @@ static unsigned int tcmu_handle_completions(struct tcmu_dev *udev) while (udev->cmdr_last_cleaned != READ_ONCE(mb->cmd_tail)) { struct tcmu_cmd_entry *entry = (void *) mb + CMDR_OFF + udev->cmdr_last_cleaned; - struct tcmu_cmd *cmd; tcmu_flush_dcache_range(entry, sizeof(*entry)); @@ -1243,7 +1271,7 @@ static unsigned int tcmu_handle_completions(struct tcmu_dev *udev) /* no more pending commands */ del_timer(&udev->cmd_timer); - if (list_empty(&udev->cmdr_queue)) { + if (list_empty(&udev->qfull_queue)) { /* * no more pending or waiting commands so try to * reclaim blocks if needed. @@ -1252,6 +1280,8 @@ static unsigned int tcmu_handle_completions(struct tcmu_dev *udev) tcmu_global_max_blocks) schedule_delayed_work(&tcmu_unmap_work, 0); } + } else if (udev->cmd_time_out) { + tcmu_set_next_deadline(&udev->inflight_queue, &udev->cmd_timer); } return handled; @@ -1271,7 +1301,7 @@ static int tcmu_check_expired_cmd(int id, void *p, void *data) if (!time_after(jiffies, cmd->deadline)) return 0; - is_running = list_empty(&cmd->cmdr_queue_entry); + is_running = test_bit(TCMU_CMD_BIT_INFLIGHT, &cmd->flags); se_cmd = cmd->se_cmd; if (is_running) { @@ -1288,12 +1318,11 @@ static int tcmu_check_expired_cmd(int id, void *p, void *data) */ scsi_status = SAM_STAT_CHECK_CONDITION; } else { - list_del_init(&cmd->cmdr_queue_entry); - idr_remove(&udev->commands, id); tcmu_free_cmd(cmd); scsi_status = SAM_STAT_TASK_SET_FULL; } + list_del_init(&cmd->queue_entry); pr_debug("Timing out cmd %u on dev %s that is %s.\n", id, udev->name, is_running ? "inflight" : "queued"); @@ -1372,7 +1401,8 @@ static struct se_device *tcmu_alloc_device(struct se_hba *hba, const char *name) INIT_LIST_HEAD(&udev->node); INIT_LIST_HEAD(&udev->timedout_entry); - INIT_LIST_HEAD(&udev->cmdr_queue); + INIT_LIST_HEAD(&udev->qfull_queue); + INIT_LIST_HEAD(&udev->inflight_queue); idr_init(&udev->commands); timer_setup(&udev->qfull_timer, tcmu_qfull_timedout, 0); @@ -1383,7 +1413,7 @@ static struct se_device *tcmu_alloc_device(struct se_hba *hba, const char *name) return &udev->se_dev; } -static bool run_cmdr_queue(struct tcmu_dev *udev, bool fail) +static bool run_qfull_queue(struct tcmu_dev *udev, bool fail) { struct tcmu_cmd *tcmu_cmd, *tmp_cmd; LIST_HEAD(cmds); @@ -1391,15 +1421,15 @@ static bool run_cmdr_queue(struct tcmu_dev *udev, bool fail) sense_reason_t scsi_ret; int ret; - if (list_empty(&udev->cmdr_queue)) + if (list_empty(&udev->qfull_queue)) return true; pr_debug("running %s's cmdr queue forcefail %d\n", udev->name, fail); - list_splice_init(&udev->cmdr_queue, &cmds); + list_splice_init(&udev->qfull_queue, &cmds); - list_for_each_entry_safe(tcmu_cmd, tmp_cmd, &cmds, cmdr_queue_entry) { - list_del_init(&tcmu_cmd->cmdr_queue_entry); + list_for_each_entry_safe(tcmu_cmd, tmp_cmd, &cmds, queue_entry) { + list_del_init(&tcmu_cmd->queue_entry); pr_debug("removing cmd %u on dev %s from queue\n", tcmu_cmd->cmd_id, udev->name); @@ -1437,14 +1467,13 @@ static bool run_cmdr_queue(struct tcmu_dev *udev, bool fail) * cmd was requeued, so just put all cmds back in * the queue */ - list_splice_tail(&cmds, &udev->cmdr_queue); + list_splice_tail(&cmds, &udev->qfull_queue); drained = false; - goto done; + break; } } - if (list_empty(&udev->cmdr_queue)) - del_timer(&udev->qfull_timer); -done: + + tcmu_set_next_deadline(&udev->qfull_queue, &udev->qfull_timer); return drained; } @@ -1454,7 +1483,7 @@ static int tcmu_irqcontrol(struct uio_info *info, s32 irq_on) mutex_lock(&udev->cmdr_lock); tcmu_handle_completions(udev); - run_cmdr_queue(udev, false); + run_qfull_queue(udev, false); mutex_unlock(&udev->cmdr_lock); return 0; @@ -1982,7 +2011,7 @@ static void tcmu_block_dev(struct tcmu_dev *udev) /* complete IO that has executed successfully */ tcmu_handle_completions(udev); /* fail IO waiting to be queued */ - run_cmdr_queue(udev, true); + run_qfull_queue(udev, true); unlock: mutex_unlock(&udev->cmdr_lock); @@ -1997,7 +2026,7 @@ static void tcmu_reset_ring(struct tcmu_dev *udev, u8 err_level) mutex_lock(&udev->cmdr_lock); idr_for_each_entry(&udev->commands, cmd, i) { - if (!list_empty(&cmd->cmdr_queue_entry)) + if (!test_bit(TCMU_CMD_BIT_INFLIGHT, &cmd->flags)) continue; pr_debug("removing cmd %u on dev %s from ring (is expired %d)\n", @@ -2006,6 +2035,7 @@ static void tcmu_reset_ring(struct tcmu_dev *udev, u8 err_level) idr_remove(&udev->commands, i); if (!test_bit(TCMU_CMD_BIT_EXPIRED, &cmd->flags)) { + list_del_init(&cmd->queue_entry); if (err_level == 1) { /* * Userspace was not able to start the @@ -2666,6 +2696,10 @@ static void check_timedout_devices(void) mutex_lock(&udev->cmdr_lock); idr_for_each(&udev->commands, tcmu_check_expired_cmd, NULL); + + tcmu_set_next_deadline(&udev->inflight_queue, &udev->cmd_timer); + tcmu_set_next_deadline(&udev->qfull_queue, &udev->qfull_timer); + mutex_unlock(&udev->cmdr_lock); spin_lock_bh(&timed_out_udevs_lock); diff --git a/drivers/thermal/intel/int340x_thermal/Kconfig b/drivers/thermal/intel/int340x_thermal/Kconfig index 0582bd12a239..0ca908d12750 100644 --- a/drivers/thermal/intel/int340x_thermal/Kconfig +++ b/drivers/thermal/intel/int340x_thermal/Kconfig @@ -4,7 +4,7 @@ config INT340X_THERMAL tristate "ACPI INT340X thermal drivers" - depends on X86 && ACPI + depends on X86 && ACPI && PCI select THERMAL_GOV_USER_SPACE select ACPI_THERMAL_REL select ACPI_FAN diff --git a/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c b/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c index 284cf2c5a8fd..8e1cf4d789be 100644 --- a/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c +++ b/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c @@ -84,7 +84,12 @@ static ssize_t power_limit_##index##_##suffix##_show(struct device *dev, \ struct pci_dev *pci_dev; \ struct platform_device *pdev; \ struct proc_thermal_device *proc_dev; \ -\ + \ + if (proc_thermal_emum_mode == PROC_THERMAL_NONE) { \ + dev_warn(dev, "Attempted to get power limit before device was initialized!\n"); \ + return 0; \ + } \ + \ if (proc_thermal_emum_mode == PROC_THERMAL_PLATFORM_DEV) { \ pdev = to_platform_device(dev); \ proc_dev = platform_get_drvdata(pdev); \ @@ -298,11 +303,6 @@ static int proc_thermal_add(struct device *dev, *priv = proc_priv; ret = proc_thermal_read_ppcc(proc_priv); - if (!ret) { - ret = sysfs_create_group(&dev->kobj, - &power_limit_attribute_group); - - } if (ret) return ret; @@ -316,8 +316,7 @@ static int proc_thermal_add(struct device *dev, proc_priv->int340x_zone = int340x_thermal_zone_add(adev, ops); if (IS_ERR(proc_priv->int340x_zone)) { - ret = PTR_ERR(proc_priv->int340x_zone); - goto remove_group; + return PTR_ERR(proc_priv->int340x_zone); } else ret = 0; @@ -331,9 +330,6 @@ static int proc_thermal_add(struct device *dev, remove_zone: int340x_thermal_zone_remove(proc_priv->int340x_zone); -remove_group: - sysfs_remove_group(&proc_priv->dev->kobj, - &power_limit_attribute_group); return ret; } @@ -364,7 +360,10 @@ static int int3401_add(struct platform_device *pdev) platform_set_drvdata(pdev, proc_priv); proc_thermal_emum_mode = PROC_THERMAL_PLATFORM_DEV; - return 0; + dev_info(&pdev->dev, "Creating sysfs group for PROC_THERMAL_PLATFORM_DEV\n"); + + return sysfs_create_group(&pdev->dev.kobj, + &power_limit_attribute_group); } static int int3401_remove(struct platform_device *pdev) @@ -423,7 +422,7 @@ static int proc_thermal_pci_probe(struct pci_dev *pdev, proc_priv->soc_dts = intel_soc_dts_iosf_init( INTEL_SOC_DTS_INTERRUPT_MSI, 2, 0); - if (proc_priv->soc_dts && pdev->irq) { + if (!IS_ERR(proc_priv->soc_dts) && pdev->irq) { ret = pci_enable_msi(pdev); if (!ret) { ret = request_threaded_irq(pdev->irq, NULL, @@ -441,7 +440,10 @@ static int proc_thermal_pci_probe(struct pci_dev *pdev, dev_err(&pdev->dev, "No auxiliary DTSs enabled\n"); } - return 0; + dev_info(&pdev->dev, "Creating sysfs group for PROC_THERMAL_PCI\n"); + + return sysfs_create_group(&pdev->dev.kobj, + &power_limit_attribute_group); } static void proc_thermal_pci_remove(struct pci_dev *pdev) diff --git a/drivers/tty/n_hdlc.c b/drivers/tty/n_hdlc.c index 4164414d4c64..8bdf42bc8fc8 100644 --- a/drivers/tty/n_hdlc.c +++ b/drivers/tty/n_hdlc.c @@ -597,6 +597,7 @@ static ssize_t n_hdlc_tty_read(struct tty_struct *tty, struct file *file, /* too large for caller's buffer */ ret = -EOVERFLOW; } else { + __set_current_state(TASK_RUNNING); if (copy_to_user(buf, rbuf->buf, rbuf->count)) ret = -EFAULT; else diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c index 189ab1212d9a..e441221e04b9 100644 --- a/drivers/tty/serial/8250/8250_core.c +++ b/drivers/tty/serial/8250/8250_core.c @@ -1070,15 +1070,16 @@ int serial8250_register_8250_port(struct uart_8250_port *up) ret = 0; } - } - /* Initialise interrupt backoff work if required */ - if (up->overrun_backoff_time_ms > 0) { - uart->overrun_backoff_time_ms = up->overrun_backoff_time_ms; - INIT_DELAYED_WORK(&uart->overrun_backoff, - serial_8250_overrun_backoff_work); - } else { - uart->overrun_backoff_time_ms = 0; + /* Initialise interrupt backoff work if required */ + if (up->overrun_backoff_time_ms > 0) { + uart->overrun_backoff_time_ms = + up->overrun_backoff_time_ms; + INIT_DELAYED_WORK(&uart->overrun_backoff, + serial_8250_overrun_backoff_work); + } else { + uart->overrun_backoff_time_ms = 0; + } } mutex_unlock(&serial_mutex); diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index 241a48e5052c..debdd1b9e01a 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -1697,7 +1697,7 @@ lpuart32_set_termios(struct uart_port *port, struct ktermios *termios, } /* ask the core to calculate the divisor */ - baud = uart_get_baud_rate(port, termios, old, 50, port->uartclk / 16); + baud = uart_get_baud_rate(port, termios, old, 50, port->uartclk / 4); spin_lock_irqsave(&sport->port.lock, flags); diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c index a72d6d9fb983..38016609c7fa 100644 --- a/drivers/tty/serial/qcom_geni_serial.c +++ b/drivers/tty/serial/qcom_geni_serial.c @@ -225,7 +225,7 @@ static unsigned int qcom_geni_serial_get_mctrl(struct uart_port *uport) unsigned int mctrl = TIOCM_DSR | TIOCM_CAR; u32 geni_ios; - if (uart_console(uport) || !uart_cts_enabled(uport)) { + if (uart_console(uport)) { mctrl |= TIOCM_CTS; } else { geni_ios = readl_relaxed(uport->membase + SE_GENI_IOS); @@ -241,7 +241,7 @@ static void qcom_geni_serial_set_mctrl(struct uart_port *uport, { u32 uart_manual_rfr = 0; - if (uart_console(uport) || !uart_cts_enabled(uport)) + if (uart_console(uport)) return; if (!(mctrl & TIOCM_RTS)) diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index d4cca5bdaf1c..5c01bb6d1c24 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -550,10 +550,12 @@ static int uart_put_char(struct tty_struct *tty, unsigned char c) int ret = 0; circ = &state->xmit; - if (!circ->buf) + port = uart_port_lock(state, flags); + if (!circ->buf) { + uart_port_unlock(port, flags); return 0; + } - port = uart_port_lock(state, flags); if (port && uart_circ_chars_free(circ) != 0) { circ->buf[circ->head] = c; circ->head = (circ->head + 1) & (UART_XMIT_SIZE - 1); @@ -586,11 +588,13 @@ static int uart_write(struct tty_struct *tty, return -EL3HLT; } + port = uart_port_lock(state, flags); circ = &state->xmit; - if (!circ->buf) + if (!circ->buf) { + uart_port_unlock(port, flags); return 0; + } - port = uart_port_lock(state, flags); while (port) { c = CIRC_SPACE_TO_END(circ->head, circ->tail, UART_XMIT_SIZE); if (count < c) diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c index 23c6fd238422..21ffcce16927 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -2189,7 +2189,8 @@ static int tiocsti(struct tty_struct *tty, char __user *p) ld = tty_ldisc_ref_wait(tty); if (!ld) return -EIO; - ld->ops->receive_buf(tty, &ch, &mbz, 1); + if (ld->ops->receive_buf) + ld->ops->receive_buf(tty, &ch, &mbz, 1); tty_ldisc_deref(ld); return 0; } diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c index 41ec8e5010f3..bba75560d11e 100644 --- a/drivers/tty/vt/vt.c +++ b/drivers/tty/vt/vt.c @@ -1272,6 +1272,7 @@ static int vc_do_resize(struct tty_struct *tty, struct vc_data *vc, if (con_is_visible(vc)) update_screen(vc); vt_event_post(VT_EVENT_RESIZE, vc->vc_num, vc->vc_num); + notify_update(vc); return err; } @@ -2764,8 +2765,8 @@ rescan_last_byte: con_flush(vc, draw_from, draw_to, &draw_x); vc_uniscr_debug_check(vc); console_conditional_schedule(); - console_unlock(); notify_update(vc); + console_unlock(); return n; } @@ -2884,8 +2885,7 @@ static void vt_console_print(struct console *co, const char *b, unsigned count) unsigned char c; static DEFINE_SPINLOCK(printing_lock); const ushort *start; - ushort cnt = 0; - ushort myx; + ushort start_x, cnt; int kmsg_console; /* console busy or not yet initialized */ @@ -2898,10 +2898,6 @@ static void vt_console_print(struct console *co, const char *b, unsigned count) if (kmsg_console && vc_cons_allocated(kmsg_console - 1)) vc = vc_cons[kmsg_console - 1].d; - /* read `x' only after setting currcons properly (otherwise - the `x' macro will read the x of the foreground console). */ - myx = vc->vc_x; - if (!vc_cons_allocated(fg_console)) { /* impossible */ /* printk("vt_console_print: tty %d not allocated ??\n", currcons+1); */ @@ -2916,53 +2912,41 @@ static void vt_console_print(struct console *co, const char *b, unsigned count) hide_cursor(vc); start = (ushort *)vc->vc_pos; - - /* Contrived structure to try to emulate original need_wrap behaviour - * Problems caused when we have need_wrap set on '\n' character */ + start_x = vc->vc_x; + cnt = 0; while (count--) { c = *b++; if (c == 10 || c == 13 || c == 8 || vc->vc_need_wrap) { - if (cnt > 0) { - if (con_is_visible(vc)) - vc->vc_sw->con_putcs(vc, start, cnt, vc->vc_y, vc->vc_x); - vc->vc_x += cnt; - if (vc->vc_need_wrap) - vc->vc_x--; - cnt = 0; - } + if (cnt && con_is_visible(vc)) + vc->vc_sw->con_putcs(vc, start, cnt, vc->vc_y, start_x); + cnt = 0; if (c == 8) { /* backspace */ bs(vc); start = (ushort *)vc->vc_pos; - myx = vc->vc_x; + start_x = vc->vc_x; continue; } if (c != 13) lf(vc); cr(vc); start = (ushort *)vc->vc_pos; - myx = vc->vc_x; + start_x = vc->vc_x; if (c == 10 || c == 13) continue; } + vc_uniscr_putc(vc, c); scr_writew((vc->vc_attr << 8) + c, (unsigned short *)vc->vc_pos); notify_write(vc, c); cnt++; - if (myx == vc->vc_cols - 1) { - vc->vc_need_wrap = 1; - continue; - } - vc->vc_pos += 2; - myx++; - } - if (cnt > 0) { - if (con_is_visible(vc)) - vc->vc_sw->con_putcs(vc, start, cnt, vc->vc_y, vc->vc_x); - vc->vc_x += cnt; - if (vc->vc_x == vc->vc_cols) { - vc->vc_x--; + if (vc->vc_x == vc->vc_cols - 1) { vc->vc_need_wrap = 1; + } else { + vc->vc_pos += 2; + vc->vc_x++; } } + if (cnt && con_is_visible(vc)) + vc->vc_sw->con_putcs(vc, start, cnt, vc->vc_y, start_x); set_cursor(vc); notify_update(vc); diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c index e81de9ca8729..9b45aa422e69 100644 --- a/drivers/usb/chipidea/ci_hdrc_imx.c +++ b/drivers/usb/chipidea/ci_hdrc_imx.c @@ -316,7 +316,8 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) if (IS_ERR(data->usbmisc_data)) return PTR_ERR(data->usbmisc_data); - if (of_usb_get_phy_mode(dev->of_node) == USBPHY_INTERFACE_MODE_HSIC) { + if ((of_usb_get_phy_mode(dev->of_node) == USBPHY_INTERFACE_MODE_HSIC) + && data->usbmisc_data) { pdata.flags |= CI_HDRC_IMX_IS_HSIC; data->usbmisc_data->hsic = 1; data->pinctrl = devm_pinctrl_get(dev); diff --git a/drivers/usb/core/ledtrig-usbport.c b/drivers/usb/core/ledtrig-usbport.c index dc7f7fd71684..c12ac56606c3 100644 --- a/drivers/usb/core/ledtrig-usbport.c +++ b/drivers/usb/core/ledtrig-usbport.c @@ -119,11 +119,6 @@ static const struct attribute_group ports_group = { .attrs = ports_attrs, }; -static const struct attribute_group *ports_groups[] = { - &ports_group, - NULL -}; - /*************************************** * Adding & removing ports ***************************************/ @@ -307,6 +302,7 @@ static int usbport_trig_notify(struct notifier_block *nb, unsigned long action, static int usbport_trig_activate(struct led_classdev *led_cdev) { struct usbport_trig_data *usbport_data; + int err; usbport_data = kzalloc(sizeof(*usbport_data), GFP_KERNEL); if (!usbport_data) @@ -315,6 +311,9 @@ static int usbport_trig_activate(struct led_classdev *led_cdev) /* List of ports */ INIT_LIST_HEAD(&usbport_data->ports); + err = sysfs_create_group(&led_cdev->dev->kobj, &ports_group); + if (err) + goto err_free; usb_for_each_dev(usbport_data, usbport_trig_add_usb_dev_ports); usbport_trig_update_count(usbport_data); @@ -322,8 +321,11 @@ static int usbport_trig_activate(struct led_classdev *led_cdev) usbport_data->nb.notifier_call = usbport_trig_notify; led_set_trigger_data(led_cdev, usbport_data); usb_register_notify(&usbport_data->nb); - return 0; + +err_free: + kfree(usbport_data); + return err; } static void usbport_trig_deactivate(struct led_classdev *led_cdev) @@ -335,6 +337,8 @@ static void usbport_trig_deactivate(struct led_classdev *led_cdev) usbport_trig_remove_port(usbport_data, port); } + sysfs_remove_group(&led_cdev->dev->kobj, &ports_group); + usb_unregister_notify(&usbport_data->nb); kfree(usbport_data); @@ -344,7 +348,6 @@ static struct led_trigger usbport_led_trigger = { .name = "usbport", .activate = usbport_trig_activate, .deactivate = usbport_trig_deactivate, - .groups = ports_groups, }; static int __init usbport_trig_init(void) diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 68ad75a7460d..55ef3cc2701b 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -261,7 +261,7 @@ static void dwc2_gadget_wkup_alert_handler(struct dwc2_hsotg *hsotg) if (gintsts2 & GINTSTS2_WKUP_ALERT_INT) { dev_dbg(hsotg->dev, "%s: Wkup_Alert_Int\n", __func__); - dwc2_clear_bit(hsotg, GINTSTS2, GINTSTS2_WKUP_ALERT_INT); + dwc2_set_bit(hsotg, GINTSTS2, GINTSTS2_WKUP_ALERT_INT); dwc2_set_bit(hsotg, DCTL, DCTL_RMTWKUPSIG); } } diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 07bd31bb2f8a..bed2ff42780b 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -177,6 +177,7 @@ static void dwc3_gadget_del_and_unmap_request(struct dwc3_ep *dep, req->started = false; list_del(&req->list); req->remaining = 0; + req->needs_extra_trb = false; if (req->request.status == -EINPROGRESS) req->request.status = status; @@ -1984,6 +1985,7 @@ static int __dwc3_gadget_start(struct dwc3 *dwc) /* begin to receive SETUP packets */ dwc->ep0state = EP0_SETUP_PHASE; + dwc->link_state = DWC3_LINK_STATE_SS_DIS; dwc3_ep0_out_start(dwc); dwc3_gadget_enable_irq(dwc); @@ -3379,6 +3381,8 @@ int dwc3_gadget_suspend(struct dwc3 *dwc) dwc3_disconnect_gadget(dwc); __dwc3_gadget_stop(dwc); + synchronize_irq(dwc->irq_gadget); + return 0; } diff --git a/drivers/usb/gadget/function/f_sourcesink.c b/drivers/usb/gadget/function/f_sourcesink.c index 9cdef108fb1b..ed68a4860b7d 100644 --- a/drivers/usb/gadget/function/f_sourcesink.c +++ b/drivers/usb/gadget/function/f_sourcesink.c @@ -838,7 +838,7 @@ static struct usb_function *source_sink_alloc_func( ss = kzalloc(sizeof(*ss), GFP_KERNEL); if (!ss) - return NULL; + return ERR_PTR(-ENOMEM); ss_opts = container_of(fi, struct f_ss_opts, func_inst); diff --git a/drivers/usb/host/ehci-mv.c b/drivers/usb/host/ehci-mv.c index f26109eafdbf..66ec1fdf9fe7 100644 --- a/drivers/usb/host/ehci-mv.c +++ b/drivers/usb/host/ehci-mv.c @@ -302,3 +302,4 @@ MODULE_AUTHOR("Chao Xie <chao.xie@marvell.com>"); MODULE_AUTHOR("Neil Zhang <zhangwm@marvell.com>"); MODULE_ALIAS("mv-ehci"); MODULE_LICENSE("GPL"); +MODULE_DEVICE_TABLE(of, ehci_mv_dt_ids); diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 1ab2a6191013..77ef4c481f3c 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1783,6 +1783,10 @@ static int ftdi_set_bitmode(struct usb_serial_port *port, u8 mode) int result; u16 val; + result = usb_autopm_get_interface(serial->interface); + if (result) + return result; + val = (mode << 8) | (priv->gpio_output << 4) | priv->gpio_value; result = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), @@ -1795,6 +1799,8 @@ static int ftdi_set_bitmode(struct usb_serial_port *port, u8 mode) val, result); } + usb_autopm_put_interface(serial->interface); + return result; } @@ -1846,9 +1852,15 @@ static int ftdi_read_cbus_pins(struct usb_serial_port *port) unsigned char *buf; int result; + result = usb_autopm_get_interface(serial->interface); + if (result) + return result; + buf = kmalloc(1, GFP_KERNEL); - if (!buf) + if (!buf) { + usb_autopm_put_interface(serial->interface); return -ENOMEM; + } result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), @@ -1863,6 +1875,7 @@ static int ftdi_read_cbus_pins(struct usb_serial_port *port) } kfree(buf); + usb_autopm_put_interface(serial->interface); return result; } diff --git a/drivers/usb/serial/keyspan_usa26msg.h b/drivers/usb/serial/keyspan_usa26msg.h index 09e21e84fc4e..a68f1fb25b8a 100644 --- a/drivers/usb/serial/keyspan_usa26msg.h +++ b/drivers/usb/serial/keyspan_usa26msg.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: BSD-3-Clause */ /* usa26msg.h diff --git a/drivers/usb/serial/keyspan_usa28msg.h b/drivers/usb/serial/keyspan_usa28msg.h index dee454c4609a..a19f3fe5d98d 100644 --- a/drivers/usb/serial/keyspan_usa28msg.h +++ b/drivers/usb/serial/keyspan_usa28msg.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: BSD-3-Clause */ /* usa28msg.h diff --git a/drivers/usb/serial/keyspan_usa49msg.h b/drivers/usb/serial/keyspan_usa49msg.h index 163b2dea2ec5..8c3970fdd868 100644 --- a/drivers/usb/serial/keyspan_usa49msg.h +++ b/drivers/usb/serial/keyspan_usa49msg.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: BSD-3-Clause */ /* usa49msg.h diff --git a/drivers/usb/serial/keyspan_usa67msg.h b/drivers/usb/serial/keyspan_usa67msg.h index 20fa3e2f7187..dcf502fdbb44 100644 --- a/drivers/usb/serial/keyspan_usa67msg.h +++ b/drivers/usb/serial/keyspan_usa67msg.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: BSD-3-Clause */ /* usa67msg.h diff --git a/drivers/usb/serial/keyspan_usa90msg.h b/drivers/usb/serial/keyspan_usa90msg.h index 86708ecd8735..c4ca0f631d20 100644 --- a/drivers/usb/serial/keyspan_usa90msg.h +++ b/drivers/usb/serial/keyspan_usa90msg.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: BSD-3-Clause */ /* usa90msg.h diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 98e7a5df0f6d..bb3f9aa4a909 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -46,6 +46,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_HCR331) }, { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_MOTOROLA) }, { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_ZTEK) }, + { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_TB) }, { USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID) }, { USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID_RSAQ5) }, { USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_ID), diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h index 4e2554d55362..559941ca884d 100644 --- a/drivers/usb/serial/pl2303.h +++ b/drivers/usb/serial/pl2303.h @@ -8,6 +8,7 @@ #define PL2303_VENDOR_ID 0x067b #define PL2303_PRODUCT_ID 0x2303 +#define PL2303_PRODUCT_ID_TB 0x2304 #define PL2303_PRODUCT_ID_RSAQ2 0x04bb #define PL2303_PRODUCT_ID_DCU11 0x1234 #define PL2303_PRODUCT_ID_PHAROS 0xaaa0 @@ -20,6 +21,7 @@ #define PL2303_PRODUCT_ID_MOTOROLA 0x0307 #define PL2303_PRODUCT_ID_ZTEK 0xe1f1 + #define ATEN_VENDOR_ID 0x0557 #define ATEN_VENDOR_ID2 0x0547 #define ATEN_PRODUCT_ID 0x2008 diff --git a/drivers/usb/serial/usb-serial-simple.c b/drivers/usb/serial/usb-serial-simple.c index 4d0273508043..edbbb13d6de6 100644 --- a/drivers/usb/serial/usb-serial-simple.c +++ b/drivers/usb/serial/usb-serial-simple.c @@ -85,7 +85,8 @@ DEVICE(moto_modem, MOTO_IDS); /* Motorola Tetra driver */ #define MOTOROLA_TETRA_IDS() \ { USB_DEVICE(0x0cad, 0x9011) }, /* Motorola Solutions TETRA PEI */ \ - { USB_DEVICE(0x0cad, 0x9012) } /* MTP6550 */ + { USB_DEVICE(0x0cad, 0x9012) }, /* MTP6550 */ \ + { USB_DEVICE(0x0cad, 0x9016) } /* TPG2200 */ DEVICE(motorola_tetra, MOTOROLA_TETRA_IDS); /* Novatel Wireless GPS driver */ diff --git a/drivers/usb/usbip/README b/drivers/usb/usbip/README deleted file mode 100644 index 41a2cf2e77a6..000000000000 --- a/drivers/usb/usbip/README +++ /dev/null @@ -1,7 +0,0 @@ -TODO: - - more discussion about the protocol - - testing - - review of the userspace interface - - document the protocol - -Please send patches for this code to Greg Kroah-Hartman <greg@kroah.com> diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index 36f3d0f49e60..bca86bf7189f 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -1236,7 +1236,8 @@ static void handle_rx(struct vhost_net *net) if (nvq->done_idx > VHOST_NET_BATCH) vhost_net_signal_used(nvq); if (unlikely(vq_log)) - vhost_log_write(vq, vq_log, log, vhost_len); + vhost_log_write(vq, vq_log, log, vhost_len, + vq->iov, in); total_len += vhost_len; if (unlikely(vhost_exceeds_weight(++recv_pkts, total_len))) { vhost_poll_queue(&vq->poll); diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c index 8e10ab436d1f..344684f3e2e4 100644 --- a/drivers/vhost/scsi.c +++ b/drivers/vhost/scsi.c @@ -1127,16 +1127,18 @@ vhost_scsi_send_tmf_reject(struct vhost_scsi *vs, struct vhost_virtqueue *vq, struct vhost_scsi_ctx *vc) { - struct virtio_scsi_ctrl_tmf_resp __user *resp; struct virtio_scsi_ctrl_tmf_resp rsp; + struct iov_iter iov_iter; int ret; pr_debug("%s\n", __func__); memset(&rsp, 0, sizeof(rsp)); rsp.response = VIRTIO_SCSI_S_FUNCTION_REJECTED; - resp = vq->iov[vc->out].iov_base; - ret = __copy_to_user(resp, &rsp, sizeof(rsp)); - if (!ret) + + iov_iter_init(&iov_iter, READ, &vq->iov[vc->out], vc->in, sizeof(rsp)); + + ret = copy_to_iter(&rsp, sizeof(rsp), &iov_iter); + if (likely(ret == sizeof(rsp))) vhost_add_used_and_signal(&vs->dev, vq, vc->head, 0); else pr_err("Faulted on virtio_scsi_ctrl_tmf_resp\n"); @@ -1147,16 +1149,18 @@ vhost_scsi_send_an_resp(struct vhost_scsi *vs, struct vhost_virtqueue *vq, struct vhost_scsi_ctx *vc) { - struct virtio_scsi_ctrl_an_resp __user *resp; struct virtio_scsi_ctrl_an_resp rsp; + struct iov_iter iov_iter; int ret; pr_debug("%s\n", __func__); memset(&rsp, 0, sizeof(rsp)); /* event_actual = 0 */ rsp.response = VIRTIO_SCSI_S_OK; - resp = vq->iov[vc->out].iov_base; - ret = __copy_to_user(resp, &rsp, sizeof(rsp)); - if (!ret) + + iov_iter_init(&iov_iter, READ, &vq->iov[vc->out], vc->in, sizeof(rsp)); + + ret = copy_to_iter(&rsp, sizeof(rsp), &iov_iter); + if (likely(ret == sizeof(rsp))) vhost_add_used_and_signal(&vs->dev, vq, vc->head, 0); else pr_err("Faulted on virtio_scsi_ctrl_an_resp\n"); diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index 9f7942cbcbb2..15a216cdd507 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -1034,8 +1034,10 @@ ssize_t vhost_chr_write_iter(struct vhost_dev *dev, int type, ret; ret = copy_from_iter(&type, sizeof(type), from); - if (ret != sizeof(type)) + if (ret != sizeof(type)) { + ret = -EINVAL; goto done; + } switch (type) { case VHOST_IOTLB_MSG: @@ -1054,8 +1056,10 @@ ssize_t vhost_chr_write_iter(struct vhost_dev *dev, iov_iter_advance(from, offset); ret = copy_from_iter(&msg, sizeof(msg), from); - if (ret != sizeof(msg)) + if (ret != sizeof(msg)) { + ret = -EINVAL; goto done; + } if (vhost_process_iotlb_msg(dev, &msg)) { ret = -EFAULT; goto done; @@ -1733,13 +1737,87 @@ static int log_write(void __user *log_base, return r; } +static int log_write_hva(struct vhost_virtqueue *vq, u64 hva, u64 len) +{ + struct vhost_umem *umem = vq->umem; + struct vhost_umem_node *u; + u64 start, end, l, min; + int r; + bool hit = false; + + while (len) { + min = len; + /* More than one GPAs can be mapped into a single HVA. So + * iterate all possible umems here to be safe. + */ + list_for_each_entry(u, &umem->umem_list, link) { + if (u->userspace_addr > hva - 1 + len || + u->userspace_addr - 1 + u->size < hva) + continue; + start = max(u->userspace_addr, hva); + end = min(u->userspace_addr - 1 + u->size, + hva - 1 + len); + l = end - start + 1; + r = log_write(vq->log_base, + u->start + start - u->userspace_addr, + l); + if (r < 0) + return r; + hit = true; + min = min(l, min); + } + + if (!hit) + return -EFAULT; + + len -= min; + hva += min; + } + + return 0; +} + +static int log_used(struct vhost_virtqueue *vq, u64 used_offset, u64 len) +{ + struct iovec iov[64]; + int i, ret; + + if (!vq->iotlb) + return log_write(vq->log_base, vq->log_addr + used_offset, len); + + ret = translate_desc(vq, (uintptr_t)vq->used + used_offset, + len, iov, 64, VHOST_ACCESS_WO); + if (ret) + return ret; + + for (i = 0; i < ret; i++) { + ret = log_write_hva(vq, (uintptr_t)iov[i].iov_base, + iov[i].iov_len); + if (ret) + return ret; + } + + return 0; +} + int vhost_log_write(struct vhost_virtqueue *vq, struct vhost_log *log, - unsigned int log_num, u64 len) + unsigned int log_num, u64 len, struct iovec *iov, int count) { int i, r; /* Make sure data written is seen before log. */ smp_wmb(); + + if (vq->iotlb) { + for (i = 0; i < count; i++) { + r = log_write_hva(vq, (uintptr_t)iov[i].iov_base, + iov[i].iov_len); + if (r < 0) + return r; + } + return 0; + } + for (i = 0; i < log_num; ++i) { u64 l = min(log[i].len, len); r = log_write(vq->log_base, log[i].addr, l); @@ -1769,9 +1847,8 @@ static int vhost_update_used_flags(struct vhost_virtqueue *vq) smp_wmb(); /* Log used flag write. */ used = &vq->used->flags; - log_write(vq->log_base, vq->log_addr + - (used - (void __user *)vq->used), - sizeof vq->used->flags); + log_used(vq, (used - (void __user *)vq->used), + sizeof vq->used->flags); if (vq->log_ctx) eventfd_signal(vq->log_ctx, 1); } @@ -1789,9 +1866,8 @@ static int vhost_update_avail_event(struct vhost_virtqueue *vq, u16 avail_event) smp_wmb(); /* Log avail event write */ used = vhost_avail_event(vq); - log_write(vq->log_base, vq->log_addr + - (used - (void __user *)vq->used), - sizeof *vhost_avail_event(vq)); + log_used(vq, (used - (void __user *)vq->used), + sizeof *vhost_avail_event(vq)); if (vq->log_ctx) eventfd_signal(vq->log_ctx, 1); } @@ -2191,10 +2267,8 @@ static int __vhost_add_used_n(struct vhost_virtqueue *vq, /* Make sure data is seen before log. */ smp_wmb(); /* Log used ring entry write. */ - log_write(vq->log_base, - vq->log_addr + - ((void __user *)used - (void __user *)vq->used), - count * sizeof *used); + log_used(vq, ((void __user *)used - (void __user *)vq->used), + count * sizeof *used); } old = vq->last_used_idx; new = (vq->last_used_idx += count); @@ -2236,9 +2310,8 @@ int vhost_add_used_n(struct vhost_virtqueue *vq, struct vring_used_elem *heads, /* Make sure used idx is seen before log. */ smp_wmb(); /* Log used index update. */ - log_write(vq->log_base, - vq->log_addr + offsetof(struct vring_used, idx), - sizeof vq->used->idx); + log_used(vq, offsetof(struct vring_used, idx), + sizeof vq->used->idx); if (vq->log_ctx) eventfd_signal(vq->log_ctx, 1); } diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h index 466ef7542291..1b675dad5e05 100644 --- a/drivers/vhost/vhost.h +++ b/drivers/vhost/vhost.h @@ -205,7 +205,8 @@ bool vhost_vq_avail_empty(struct vhost_dev *, struct vhost_virtqueue *); bool vhost_enable_notify(struct vhost_dev *, struct vhost_virtqueue *); int vhost_log_write(struct vhost_virtqueue *vq, struct vhost_log *log, - unsigned int log_num, u64 len); + unsigned int log_num, u64 len, + struct iovec *iov, int count); int vq_iotlb_prefetch(struct vhost_virtqueue *vq); struct vhost_msg_node *vhost_new_msg(struct vhost_virtqueue *vq, int type); diff --git a/drivers/vhost/vsock.c b/drivers/vhost/vsock.c index bc42d38ae031..3fbc068eaa9b 100644 --- a/drivers/vhost/vsock.c +++ b/drivers/vhost/vsock.c @@ -642,7 +642,7 @@ static int vhost_vsock_set_cid(struct vhost_vsock *vsock, u64 guest_cid) hash_del_rcu(&vsock->hash); vsock->guest_cid = guest_cid; - hash_add_rcu(vhost_vsock_hash, &vsock->hash, guest_cid); + hash_add_rcu(vhost_vsock_hash, &vsock->hash, vsock->guest_cid); mutex_unlock(&vhost_vsock_mutex); return 0; diff --git a/drivers/video/backlight/88pm860x_bl.c b/drivers/video/backlight/88pm860x_bl.c index 6d8dc2c77520..51e0c4be08df 100644 --- a/drivers/video/backlight/88pm860x_bl.c +++ b/drivers/video/backlight/88pm860x_bl.c @@ -174,7 +174,7 @@ static int pm860x_backlight_dt_init(struct platform_device *pdev, return -ENODEV; } for_each_child_of_node(nproot, np) { - if (!of_node_cmp(np->name, name)) { + if (of_node_name_eq(np, name)) { of_property_read_u32(np, "marvell,88pm860x-iset", &iset); data->iset = PM8606_WLED_CURRENT(iset); diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c index f9ef0673a083..feb90764a811 100644 --- a/drivers/video/backlight/pwm_bl.c +++ b/drivers/video/backlight/pwm_bl.c @@ -30,6 +30,7 @@ struct pwm_bl_data { struct device *dev; unsigned int lth_brightness; unsigned int *levels; + bool enabled; struct regulator *power_supply; struct gpio_desc *enable_gpio; unsigned int scale; @@ -50,7 +51,7 @@ static void pwm_backlight_power_on(struct pwm_bl_data *pb) int err; pwm_get_state(pb->pwm, &state); - if (state.enabled) + if (pb->enabled) return; err = regulator_enable(pb->power_supply); @@ -65,6 +66,8 @@ static void pwm_backlight_power_on(struct pwm_bl_data *pb) if (pb->enable_gpio) gpiod_set_value_cansleep(pb->enable_gpio, 1); + + pb->enabled = true; } static void pwm_backlight_power_off(struct pwm_bl_data *pb) @@ -72,7 +75,7 @@ static void pwm_backlight_power_off(struct pwm_bl_data *pb) struct pwm_state state; pwm_get_state(pb->pwm, &state); - if (!state.enabled) + if (!pb->enabled) return; if (pb->enable_gpio) @@ -86,6 +89,7 @@ static void pwm_backlight_power_off(struct pwm_bl_data *pb) pwm_apply_state(pb->pwm, &state); regulator_disable(pb->power_supply); + pb->enabled = false; } static int compute_duty_cycle(struct pwm_bl_data *pb, int brightness) @@ -269,6 +273,16 @@ static int pwm_backlight_parse_dt(struct device *dev, memset(data, 0, sizeof(*data)); /* + * These values are optional and set as 0 by default, the out values + * are modified only if a valid u32 value can be decoded. + */ + of_property_read_u32(node, "post-pwm-on-delay-ms", + &data->post_pwm_on_delay); + of_property_read_u32(node, "pwm-off-delay-ms", &data->pwm_off_delay); + + data->enable_gpio = -EINVAL; + + /* * Determine the number of brightness levels, if this property is not * set a default table of brightness levels will be used. */ @@ -380,15 +394,6 @@ static int pwm_backlight_parse_dt(struct device *dev, data->max_brightness--; } - /* - * These values are optional and set as 0 by default, the out values - * are modified only if a valid u32 value can be decoded. - */ - of_property_read_u32(node, "post-pwm-on-delay-ms", - &data->post_pwm_on_delay); - of_property_read_u32(node, "pwm-off-delay-ms", &data->pwm_off_delay); - - data->enable_gpio = -EINVAL; return 0; } @@ -483,6 +488,7 @@ static int pwm_backlight_probe(struct platform_device *pdev) pb->check_fb = data->check_fb; pb->exit = data->exit; pb->dev = &pdev->dev; + pb->enabled = false; pb->post_pwm_on_delay = data->post_pwm_on_delay; pb->pwm_off_delay = data->pwm_off_delay; diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c index 09731b2f6815..c6b3bdbbdbc9 100644 --- a/drivers/video/console/vgacon.c +++ b/drivers/video/console/vgacon.c @@ -271,6 +271,7 @@ static void vgacon_scrollback_update(struct vc_data *c, int t, int count) static void vgacon_restore_screen(struct vc_data *c) { + c->vc_origin = c->vc_visible_origin; vgacon_scrollback_cur->save = 0; if (!vga_is_gfx && !vgacon_scrollback_cur->restore) { @@ -287,8 +288,7 @@ static void vgacon_scrolldelta(struct vc_data *c, int lines) int start, end, count, soff; if (!lines) { - c->vc_visible_origin = c->vc_origin; - vga_set_mem_top(c); + vgacon_restore_screen(c); return; } @@ -298,6 +298,7 @@ static void vgacon_scrolldelta(struct vc_data *c, int lines) if (!vgacon_scrollback_cur->save) { vgacon_cursor(c, CM_ERASE); vgacon_save_screen(c); + c->vc_origin = (unsigned long)c->vc_screenbuf; vgacon_scrollback_cur->save = 1; } @@ -335,7 +336,7 @@ static void vgacon_scrolldelta(struct vc_data *c, int lines) int copysize; int diff = c->vc_rows - count; - void *d = (void *) c->vc_origin; + void *d = (void *) c->vc_visible_origin; void *s = (void *) c->vc_screenbuf; count *= c->vc_size_row; diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c index 8976190b6c1f..bfa1360ec750 100644 --- a/drivers/video/fbdev/core/fbcon.c +++ b/drivers/video/fbdev/core/fbcon.c @@ -510,6 +510,13 @@ static int __init fb_console_setup(char *this_opt) continue; } #endif + + if (!strncmp(options, "logo-pos:", 9)) { + options += 9; + if (!strcmp(options, "center")) + fb_center_logo = true; + continue; + } } return 1; } diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c index 558ed2ed3124..cb43a2258c51 100644 --- a/drivers/video/fbdev/core/fbmem.c +++ b/drivers/video/fbdev/core/fbmem.c @@ -53,6 +53,9 @@ EXPORT_SYMBOL(registered_fb); int num_registered_fb __read_mostly; EXPORT_SYMBOL(num_registered_fb); +bool fb_center_logo __read_mostly; +EXPORT_SYMBOL(fb_center_logo); + static struct fb_info *get_fb_info(unsigned int idx) { struct fb_info *fb_info; @@ -506,8 +509,7 @@ static int fb_show_logo_line(struct fb_info *info, int rotate, fb_set_logo(info, logo, logo_new, fb_logo.depth); } -#ifdef CONFIG_FB_LOGO_CENTER - { + if (fb_center_logo) { int xres = info->var.xres; int yres = info->var.yres; @@ -520,11 +522,11 @@ static int fb_show_logo_line(struct fb_info *info, int rotate, --n; image.dx = (xres - n * (logo->width + 8) - 8) / 2; image.dy = y ?: (yres - logo->height) / 2; + } else { + image.dx = 0; + image.dy = y; } -#else - image.dx = 0; - image.dy = y; -#endif + image.width = logo->width; image.height = logo->height; @@ -684,9 +686,8 @@ int fb_prepare_logo(struct fb_info *info, int rotate) } height = fb_logo.logo->height; -#ifdef CONFIG_FB_LOGO_CENTER - height += (yres - fb_logo.logo->height) / 2; -#endif + if (fb_center_logo) + height += (yres - fb_logo.logo->height) / 2; return fb_prepare_extra_logos(info, height, yres); } diff --git a/drivers/video/fbdev/offb.c b/drivers/video/fbdev/offb.c index 31f769d67195..057d3cdef92e 100644 --- a/drivers/video/fbdev/offb.c +++ b/drivers/video/fbdev/offb.c @@ -318,28 +318,28 @@ static void __iomem *offb_map_reg(struct device_node *np, int index, } static void offb_init_palette_hacks(struct fb_info *info, struct device_node *dp, - const char *name, unsigned long address) + unsigned long address) { struct offb_par *par = (struct offb_par *) info->par; - if (dp && !strncmp(name, "ATY,Rage128", 11)) { + if (of_node_name_prefix(dp, "ATY,Rage128")) { par->cmap_adr = offb_map_reg(dp, 2, 0, 0x1fff); if (par->cmap_adr) par->cmap_type = cmap_r128; - } else if (dp && (!strncmp(name, "ATY,RageM3pA", 12) - || !strncmp(name, "ATY,RageM3p12A", 14))) { + } else if (of_node_name_prefix(dp, "ATY,RageM3pA") || + of_node_name_prefix(dp, "ATY,RageM3p12A")) { par->cmap_adr = offb_map_reg(dp, 2, 0, 0x1fff); if (par->cmap_adr) par->cmap_type = cmap_M3A; - } else if (dp && !strncmp(name, "ATY,RageM3pB", 12)) { + } else if (of_node_name_prefix(dp, "ATY,RageM3pB")) { par->cmap_adr = offb_map_reg(dp, 2, 0, 0x1fff); if (par->cmap_adr) par->cmap_type = cmap_M3B; - } else if (dp && !strncmp(name, "ATY,Rage6", 9)) { + } else if (of_node_name_prefix(dp, "ATY,Rage6")) { par->cmap_adr = offb_map_reg(dp, 1, 0, 0x1fff); if (par->cmap_adr) par->cmap_type = cmap_radeon; - } else if (!strncmp(name, "ATY,", 4)) { + } else if (of_node_name_prefix(dp, "ATY,")) { unsigned long base = address & 0xff000000UL; par->cmap_adr = ioremap(base + 0x7ff000, 0x1000) + 0xcc0; @@ -350,7 +350,7 @@ static void offb_init_palette_hacks(struct fb_info *info, struct device_node *dp par->cmap_adr = offb_map_reg(dp, 0, 0x6000, 0x1000); if (par->cmap_adr) par->cmap_type = cmap_gxt2000; - } else if (dp && !strncmp(name, "vga,Display-", 12)) { + } else if (of_node_name_prefix(dp, "vga,Display-")) { /* Look for AVIVO initialized by SLOF */ struct device_node *pciparent = of_get_parent(dp); const u32 *vid, *did; @@ -438,7 +438,7 @@ static void __init offb_init_fb(const char *name, par->cmap_type = cmap_unknown; if (depth == 8) - offb_init_palette_hacks(info, dp, name, address); + offb_init_palette_hacks(info, dp, address); else fix->visual = FB_VISUAL_TRUECOLOR; diff --git a/drivers/video/fbdev/omap2/omapfb/omapfb-ioctl.c b/drivers/video/fbdev/omap2/omapfb/omapfb-ioctl.c index 53f93616c671..8e23160ec59f 100644 --- a/drivers/video/fbdev/omap2/omapfb/omapfb-ioctl.c +++ b/drivers/video/fbdev/omap2/omapfb/omapfb-ioctl.c @@ -609,6 +609,8 @@ int omapfb_ioctl(struct fb_info *fbi, unsigned int cmd, unsigned long arg) int r = 0; + memset(&p, 0, sizeof(p)); + switch (cmd) { case OMAPFB_SYNC_GFX: DBG("ioctl SYNC_GFX\n"); diff --git a/drivers/video/logo/Kconfig b/drivers/video/logo/Kconfig index 1e972c4e88b1..d1f6196c8b9a 100644 --- a/drivers/video/logo/Kconfig +++ b/drivers/video/logo/Kconfig @@ -10,15 +10,6 @@ menuconfig LOGO if LOGO -config FB_LOGO_CENTER - bool "Center the logo" - depends on FB=y - help - When this option is selected, the bootup logo is centered both - horizontally and vertically. If more than one logo is displayed - due to multiple CPUs, the collected line of logos is centered - as a whole. - config FB_LOGO_EXTRA bool depends on FB=y diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c index 728ecd1eea30..fb12fe205f86 100644 --- a/drivers/virtio/virtio_balloon.c +++ b/drivers/virtio/virtio_balloon.c @@ -61,6 +61,10 @@ enum virtio_balloon_vq { VIRTIO_BALLOON_VQ_MAX }; +enum virtio_balloon_config_read { + VIRTIO_BALLOON_CONFIG_READ_CMD_ID = 0, +}; + struct virtio_balloon { struct virtio_device *vdev; struct virtqueue *inflate_vq, *deflate_vq, *stats_vq, *free_page_vq; @@ -77,14 +81,20 @@ struct virtio_balloon { /* Prevent updating balloon when it is being canceled. */ spinlock_t stop_update_lock; bool stop_update; + /* Bitmap to indicate if reading the related config fields are needed */ + unsigned long config_read_bitmap; /* The list of allocated free pages, waiting to be given back to mm */ struct list_head free_page_list; spinlock_t free_page_list_lock; /* The number of free page blocks on the above list */ unsigned long num_free_page_blocks; - /* The cmd id received from host */ - u32 cmd_id_received; + /* + * The cmd id received from host. + * Read it via virtio_balloon_cmd_id_received to get the latest value + * sent from host. + */ + u32 cmd_id_received_cache; /* The cmd id that is actively in use */ __virtio32 cmd_id_active; /* Buffer to store the stop sign */ @@ -390,37 +400,31 @@ static unsigned long return_free_pages_to_mm(struct virtio_balloon *vb, return num_returned; } +static void virtio_balloon_queue_free_page_work(struct virtio_balloon *vb) +{ + if (!virtio_has_feature(vb->vdev, VIRTIO_BALLOON_F_FREE_PAGE_HINT)) + return; + + /* No need to queue the work if the bit was already set. */ + if (test_and_set_bit(VIRTIO_BALLOON_CONFIG_READ_CMD_ID, + &vb->config_read_bitmap)) + return; + + queue_work(vb->balloon_wq, &vb->report_free_page_work); +} + static void virtballoon_changed(struct virtio_device *vdev) { struct virtio_balloon *vb = vdev->priv; unsigned long flags; - s64 diff = towards_target(vb); - - if (diff) { - spin_lock_irqsave(&vb->stop_update_lock, flags); - if (!vb->stop_update) - queue_work(system_freezable_wq, - &vb->update_balloon_size_work); - spin_unlock_irqrestore(&vb->stop_update_lock, flags); - } - if (virtio_has_feature(vdev, VIRTIO_BALLOON_F_FREE_PAGE_HINT)) { - virtio_cread(vdev, struct virtio_balloon_config, - free_page_report_cmd_id, &vb->cmd_id_received); - if (vb->cmd_id_received == VIRTIO_BALLOON_CMD_ID_DONE) { - /* Pass ULONG_MAX to give back all the free pages */ - return_free_pages_to_mm(vb, ULONG_MAX); - } else if (vb->cmd_id_received != VIRTIO_BALLOON_CMD_ID_STOP && - vb->cmd_id_received != - virtio32_to_cpu(vdev, vb->cmd_id_active)) { - spin_lock_irqsave(&vb->stop_update_lock, flags); - if (!vb->stop_update) { - queue_work(vb->balloon_wq, - &vb->report_free_page_work); - } - spin_unlock_irqrestore(&vb->stop_update_lock, flags); - } + spin_lock_irqsave(&vb->stop_update_lock, flags); + if (!vb->stop_update) { + queue_work(system_freezable_wq, + &vb->update_balloon_size_work); + virtio_balloon_queue_free_page_work(vb); } + spin_unlock_irqrestore(&vb->stop_update_lock, flags); } static void update_balloon_size(struct virtio_balloon *vb) @@ -527,6 +531,17 @@ static int init_vqs(struct virtio_balloon *vb) return 0; } +static u32 virtio_balloon_cmd_id_received(struct virtio_balloon *vb) +{ + if (test_and_clear_bit(VIRTIO_BALLOON_CONFIG_READ_CMD_ID, + &vb->config_read_bitmap)) + virtio_cread(vb->vdev, struct virtio_balloon_config, + free_page_report_cmd_id, + &vb->cmd_id_received_cache); + + return vb->cmd_id_received_cache; +} + static int send_cmd_id_start(struct virtio_balloon *vb) { struct scatterlist sg; @@ -537,7 +552,8 @@ static int send_cmd_id_start(struct virtio_balloon *vb) while (virtqueue_get_buf(vq, &unused)) ; - vb->cmd_id_active = cpu_to_virtio32(vb->vdev, vb->cmd_id_received); + vb->cmd_id_active = virtio32_to_cpu(vb->vdev, + virtio_balloon_cmd_id_received(vb)); sg_init_one(&sg, &vb->cmd_id_active, sizeof(vb->cmd_id_active)); err = virtqueue_add_outbuf(vq, &sg, 1, &vb->cmd_id_active, GFP_KERNEL); if (!err) @@ -620,7 +636,8 @@ static int send_free_pages(struct virtio_balloon *vb) * stop the reporting. */ cmd_id_active = virtio32_to_cpu(vb->vdev, vb->cmd_id_active); - if (cmd_id_active != vb->cmd_id_received) + if (unlikely(cmd_id_active != + virtio_balloon_cmd_id_received(vb))) break; /* @@ -637,11 +654,9 @@ static int send_free_pages(struct virtio_balloon *vb) return 0; } -static void report_free_page_func(struct work_struct *work) +static void virtio_balloon_report_free_page(struct virtio_balloon *vb) { int err; - struct virtio_balloon *vb = container_of(work, struct virtio_balloon, - report_free_page_work); struct device *dev = &vb->vdev->dev; /* Start by sending the received cmd id to host with an outbuf. */ @@ -659,6 +674,23 @@ static void report_free_page_func(struct work_struct *work) dev_err(dev, "Failed to send a stop id, err = %d\n", err); } +static void report_free_page_func(struct work_struct *work) +{ + struct virtio_balloon *vb = container_of(work, struct virtio_balloon, + report_free_page_work); + u32 cmd_id_received; + + cmd_id_received = virtio_balloon_cmd_id_received(vb); + if (cmd_id_received == VIRTIO_BALLOON_CMD_ID_DONE) { + /* Pass ULONG_MAX to give back all the free pages */ + return_free_pages_to_mm(vb, ULONG_MAX); + } else if (cmd_id_received != VIRTIO_BALLOON_CMD_ID_STOP && + cmd_id_received != + virtio32_to_cpu(vb->vdev, vb->cmd_id_active)) { + virtio_balloon_report_free_page(vb); + } +} + #ifdef CONFIG_BALLOON_COMPACTION /* * virtballoon_migratepage - perform the balloon page migration on behalf of @@ -885,7 +917,7 @@ static int virtballoon_probe(struct virtio_device *vdev) goto out_del_vqs; } INIT_WORK(&vb->report_free_page_work, report_free_page_func); - vb->cmd_id_received = VIRTIO_BALLOON_CMD_ID_STOP; + vb->cmd_id_received_cache = VIRTIO_BALLOON_CMD_ID_STOP; vb->cmd_id_active = cpu_to_virtio32(vb->vdev, VIRTIO_BALLOON_CMD_ID_STOP); vb->cmd_id_stop = cpu_to_virtio32(vb->vdev, diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c index 4cd9ea5c75be..d9dd0f789279 100644 --- a/drivers/virtio/virtio_mmio.c +++ b/drivers/virtio/virtio_mmio.c @@ -468,7 +468,7 @@ static int vm_find_vqs(struct virtio_device *vdev, unsigned nvqs, { struct virtio_mmio_device *vm_dev = to_virtio_mmio_device(vdev); unsigned int irq = platform_get_irq(vm_dev->pdev, 0); - int i, err; + int i, err, queue_idx = 0; err = request_irq(irq, vm_interrupt, IRQF_SHARED, dev_name(&vdev->dev), vm_dev); @@ -476,7 +476,12 @@ static int vm_find_vqs(struct virtio_device *vdev, unsigned nvqs, return err; for (i = 0; i < nvqs; ++i) { - vqs[i] = vm_setup_vq(vdev, i, callbacks[i], names[i], + if (!names[i]) { + vqs[i] = NULL; + continue; + } + + vqs[i] = vm_setup_vq(vdev, queue_idx++, callbacks[i], names[i], ctx ? ctx[i] : false); if (IS_ERR(vqs[i])) { vm_del_vqs(vdev); diff --git a/drivers/virtio/virtio_pci_common.c b/drivers/virtio/virtio_pci_common.c index 465a6f5142cc..d0584c040c60 100644 --- a/drivers/virtio/virtio_pci_common.c +++ b/drivers/virtio/virtio_pci_common.c @@ -285,7 +285,7 @@ static int vp_find_vqs_msix(struct virtio_device *vdev, unsigned nvqs, { struct virtio_pci_device *vp_dev = to_vp_device(vdev); u16 msix_vec; - int i, err, nvectors, allocated_vectors; + int i, err, nvectors, allocated_vectors, queue_idx = 0; vp_dev->vqs = kcalloc(nvqs, sizeof(*vp_dev->vqs), GFP_KERNEL); if (!vp_dev->vqs) @@ -321,7 +321,7 @@ static int vp_find_vqs_msix(struct virtio_device *vdev, unsigned nvqs, msix_vec = allocated_vectors++; else msix_vec = VP_MSIX_VQ_VECTOR; - vqs[i] = vp_setup_vq(vdev, i, callbacks[i], names[i], + vqs[i] = vp_setup_vq(vdev, queue_idx++, callbacks[i], names[i], ctx ? ctx[i] : false, msix_vec); if (IS_ERR(vqs[i])) { @@ -356,7 +356,7 @@ static int vp_find_vqs_intx(struct virtio_device *vdev, unsigned nvqs, const char * const names[], const bool *ctx) { struct virtio_pci_device *vp_dev = to_vp_device(vdev); - int i, err; + int i, err, queue_idx = 0; vp_dev->vqs = kcalloc(nvqs, sizeof(*vp_dev->vqs), GFP_KERNEL); if (!vp_dev->vqs) @@ -374,7 +374,7 @@ static int vp_find_vqs_intx(struct virtio_device *vdev, unsigned nvqs, vqs[i] = NULL; continue; } - vqs[i] = vp_setup_vq(vdev, i, callbacks[i], names[i], + vqs[i] = vp_setup_vq(vdev, queue_idx++, callbacks[i], names[i], ctx ? ctx[i] : false, VIRTIO_MSI_NO_VECTOR); if (IS_ERR(vqs[i])) { diff --git a/drivers/watchdog/mt7621_wdt.c b/drivers/watchdog/mt7621_wdt.c index 5c4a764717c4..81208cd3f4ec 100644 --- a/drivers/watchdog/mt7621_wdt.c +++ b/drivers/watchdog/mt7621_wdt.c @@ -17,6 +17,7 @@ #include <linux/watchdog.h> #include <linux/moduleparam.h> #include <linux/platform_device.h> +#include <linux/mod_devicetable.h> #include <asm/mach-ralink/ralink_regs.h> diff --git a/drivers/watchdog/rt2880_wdt.c b/drivers/watchdog/rt2880_wdt.c index 98967f0a7d10..db7c57d82cfd 100644 --- a/drivers/watchdog/rt2880_wdt.c +++ b/drivers/watchdog/rt2880_wdt.c @@ -18,6 +18,7 @@ #include <linux/watchdog.h> #include <linux/moduleparam.h> #include <linux/platform_device.h> +#include <linux/mod_devicetable.h> #include <asm/mach-ralink/ralink_regs.h> diff --git a/drivers/watchdog/tqmx86_wdt.c b/drivers/watchdog/tqmx86_wdt.c index 0d3a0fbbd7a5..52941207a12a 100644 --- a/drivers/watchdog/tqmx86_wdt.c +++ b/drivers/watchdog/tqmx86_wdt.c @@ -79,13 +79,13 @@ static int tqmx86_wdt_probe(struct platform_device *pdev) return -ENOMEM; res = platform_get_resource(pdev, IORESOURCE_IO, 0); - if (IS_ERR(res)) - return PTR_ERR(res); + if (!res) + return -ENODEV; priv->io_base = devm_ioport_map(&pdev->dev, res->start, resource_size(res)); - if (IS_ERR(priv->io_base)) - return PTR_ERR(priv->io_base); + if (!priv->io_base) + return -ENOMEM; watchdog_set_drvdata(&priv->wdd, priv); diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c index 93194f3e7540..117e76b2f939 100644 --- a/drivers/xen/events/events_base.c +++ b/drivers/xen/events/events_base.c @@ -1650,7 +1650,7 @@ void xen_callback_vector(void) xen_have_vector_callback = 0; return; } - pr_info("Xen HVM callback vector for event delivery is enabled\n"); + pr_info_once("Xen HVM callback vector for event delivery is enabled\n"); alloc_intr_gate(HYPERVISOR_CALLBACK_VECTOR, xen_hvm_callback_vector); } diff --git a/drivers/xen/pvcalls-back.c b/drivers/xen/pvcalls-back.c index 2e5d845b5091..7aa64d1b119c 100644 --- a/drivers/xen/pvcalls-back.c +++ b/drivers/xen/pvcalls-back.c @@ -160,9 +160,10 @@ static void pvcalls_conn_back_read(void *opaque) /* write the data, then modify the indexes */ virt_wmb(); - if (ret < 0) + if (ret < 0) { + atomic_set(&map->read, 0); intf->in_error = ret; - else + } else intf->in_prod = prod + ret; /* update the indexes, then notify the other end */ virt_wmb(); @@ -282,13 +283,11 @@ static int pvcalls_back_socket(struct xenbus_device *dev, static void pvcalls_sk_state_change(struct sock *sock) { struct sock_mapping *map = sock->sk_user_data; - struct pvcalls_data_intf *intf; if (map == NULL) return; - intf = map->ring; - intf->in_error = -ENOTCONN; + atomic_inc(&map->read); notify_remote_via_irq(map->irq); } diff --git a/drivers/xen/pvcalls-front.c b/drivers/xen/pvcalls-front.c index 77224d8f3e6f..8a249c95c193 100644 --- a/drivers/xen/pvcalls-front.c +++ b/drivers/xen/pvcalls-front.c @@ -31,6 +31,12 @@ #define PVCALLS_NR_RSP_PER_RING __CONST_RING_SIZE(xen_pvcalls, XEN_PAGE_SIZE) #define PVCALLS_FRONT_MAX_SPIN 5000 +static struct proto pvcalls_proto = { + .name = "PVCalls", + .owner = THIS_MODULE, + .obj_size = sizeof(struct sock), +}; + struct pvcalls_bedata { struct xen_pvcalls_front_ring ring; grant_ref_t ref; @@ -335,6 +341,42 @@ int pvcalls_front_socket(struct socket *sock) return ret; } +static void free_active_ring(struct sock_mapping *map) +{ + if (!map->active.ring) + return; + + free_pages((unsigned long)map->active.data.in, + map->active.ring->ring_order); + free_page((unsigned long)map->active.ring); +} + +static int alloc_active_ring(struct sock_mapping *map) +{ + void *bytes; + + map->active.ring = (struct pvcalls_data_intf *) + get_zeroed_page(GFP_KERNEL); + if (!map->active.ring) + goto out; + + map->active.ring->ring_order = PVCALLS_RING_ORDER; + bytes = (void *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, + PVCALLS_RING_ORDER); + if (!bytes) + goto out; + + map->active.data.in = bytes; + map->active.data.out = bytes + + XEN_FLEX_RING_SIZE(PVCALLS_RING_ORDER); + + return 0; + +out: + free_active_ring(map); + return -ENOMEM; +} + static int create_active(struct sock_mapping *map, int *evtchn) { void *bytes; @@ -343,15 +385,7 @@ static int create_active(struct sock_mapping *map, int *evtchn) *evtchn = -1; init_waitqueue_head(&map->active.inflight_conn_req); - map->active.ring = (struct pvcalls_data_intf *) - __get_free_page(GFP_KERNEL | __GFP_ZERO); - if (map->active.ring == NULL) - goto out_error; - map->active.ring->ring_order = PVCALLS_RING_ORDER; - bytes = (void *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, - PVCALLS_RING_ORDER); - if (bytes == NULL) - goto out_error; + bytes = map->active.data.in; for (i = 0; i < (1 << PVCALLS_RING_ORDER); i++) map->active.ring->ref[i] = gnttab_grant_foreign_access( pvcalls_front_dev->otherend_id, @@ -361,10 +395,6 @@ static int create_active(struct sock_mapping *map, int *evtchn) pvcalls_front_dev->otherend_id, pfn_to_gfn(virt_to_pfn((void *)map->active.ring)), 0); - map->active.data.in = bytes; - map->active.data.out = bytes + - XEN_FLEX_RING_SIZE(PVCALLS_RING_ORDER); - ret = xenbus_alloc_evtchn(pvcalls_front_dev, evtchn); if (ret) goto out_error; @@ -385,8 +415,6 @@ static int create_active(struct sock_mapping *map, int *evtchn) out_error: if (*evtchn >= 0) xenbus_free_evtchn(pvcalls_front_dev, *evtchn); - free_pages((unsigned long)map->active.data.in, PVCALLS_RING_ORDER); - free_page((unsigned long)map->active.ring); return ret; } @@ -406,17 +434,24 @@ int pvcalls_front_connect(struct socket *sock, struct sockaddr *addr, return PTR_ERR(map); bedata = dev_get_drvdata(&pvcalls_front_dev->dev); + ret = alloc_active_ring(map); + if (ret < 0) { + pvcalls_exit_sock(sock); + return ret; + } spin_lock(&bedata->socket_lock); ret = get_request(bedata, &req_id); if (ret < 0) { spin_unlock(&bedata->socket_lock); + free_active_ring(map); pvcalls_exit_sock(sock); return ret; } ret = create_active(map, &evtchn); if (ret < 0) { spin_unlock(&bedata->socket_lock); + free_active_ring(map); pvcalls_exit_sock(sock); return ret; } @@ -469,8 +504,10 @@ static int __write_ring(struct pvcalls_data_intf *intf, virt_mb(); size = pvcalls_queued(prod, cons, array_size); - if (size >= array_size) + if (size > array_size) return -EINVAL; + if (size == array_size) + return 0; if (len > array_size - size) len = array_size - size; @@ -560,15 +597,13 @@ static int __read_ring(struct pvcalls_data_intf *intf, error = intf->in_error; /* get pointers before reading from the ring */ virt_rmb(); - if (error < 0) - return error; size = pvcalls_queued(prod, cons, array_size); masked_prod = pvcalls_mask(prod, array_size); masked_cons = pvcalls_mask(cons, array_size); if (size == 0) - return 0; + return error ?: size; if (len > size) len = size; @@ -780,25 +815,36 @@ int pvcalls_front_accept(struct socket *sock, struct socket *newsock, int flags) } } - spin_lock(&bedata->socket_lock); - ret = get_request(bedata, &req_id); - if (ret < 0) { + map2 = kzalloc(sizeof(*map2), GFP_KERNEL); + if (map2 == NULL) { clear_bit(PVCALLS_FLAG_ACCEPT_INFLIGHT, (void *)&map->passive.flags); - spin_unlock(&bedata->socket_lock); + pvcalls_exit_sock(sock); + return -ENOMEM; + } + ret = alloc_active_ring(map2); + if (ret < 0) { + clear_bit(PVCALLS_FLAG_ACCEPT_INFLIGHT, + (void *)&map->passive.flags); + kfree(map2); pvcalls_exit_sock(sock); return ret; } - map2 = kzalloc(sizeof(*map2), GFP_ATOMIC); - if (map2 == NULL) { + spin_lock(&bedata->socket_lock); + ret = get_request(bedata, &req_id); + if (ret < 0) { clear_bit(PVCALLS_FLAG_ACCEPT_INFLIGHT, (void *)&map->passive.flags); spin_unlock(&bedata->socket_lock); + free_active_ring(map2); + kfree(map2); pvcalls_exit_sock(sock); - return -ENOMEM; + return ret; } + ret = create_active(map2, &evtchn); if (ret < 0) { + free_active_ring(map2); kfree(map2); clear_bit(PVCALLS_FLAG_ACCEPT_INFLIGHT, (void *)&map->passive.flags); @@ -839,7 +885,7 @@ int pvcalls_front_accept(struct socket *sock, struct socket *newsock, int flags) received: map2->sock = newsock; - newsock->sk = kzalloc(sizeof(*newsock->sk), GFP_KERNEL); + newsock->sk = sk_alloc(sock_net(sock->sk), PF_INET, GFP_KERNEL, &pvcalls_proto, false); if (!newsock->sk) { bedata->rsp[req_id].req_id = PVCALLS_INVALID_ID; map->passive.inflight_req_id = PVCALLS_INVALID_ID; @@ -1032,8 +1078,8 @@ int pvcalls_front_release(struct socket *sock) spin_lock(&bedata->socket_lock); list_del(&map->list); spin_unlock(&bedata->socket_lock); - if (READ_ONCE(map->passive.inflight_req_id) != - PVCALLS_INVALID_ID) { + if (READ_ONCE(map->passive.inflight_req_id) != PVCALLS_INVALID_ID && + READ_ONCE(map->passive.inflight_req_id) != 0) { pvcalls_front_free_map(bedata, map->passive.accept_map); } diff --git a/fs/afs/flock.c b/fs/afs/flock.c index 0568fd986821..e432bd27a2e7 100644 --- a/fs/afs/flock.c +++ b/fs/afs/flock.c @@ -208,7 +208,7 @@ again: /* The new front of the queue now owns the state variables. */ next = list_entry(vnode->pending_locks.next, struct file_lock, fl_u.afs.link); - vnode->lock_key = afs_file_key(next->fl_file); + vnode->lock_key = key_get(afs_file_key(next->fl_file)); vnode->lock_type = (next->fl_type == F_RDLCK) ? AFS_LOCK_READ : AFS_LOCK_WRITE; vnode->lock_state = AFS_VNODE_LOCK_WAITING_FOR_CB; goto again; @@ -413,7 +413,7 @@ static void afs_dequeue_lock(struct afs_vnode *vnode, struct file_lock *fl) /* The new front of the queue now owns the state variables. */ next = list_entry(vnode->pending_locks.next, struct file_lock, fl_u.afs.link); - vnode->lock_key = afs_file_key(next->fl_file); + vnode->lock_key = key_get(afs_file_key(next->fl_file)); vnode->lock_type = (next->fl_type == F_RDLCK) ? AFS_LOCK_READ : AFS_LOCK_WRITE; vnode->lock_state = AFS_VNODE_LOCK_WAITING_FOR_CB; afs_lock_may_be_available(vnode); diff --git a/fs/afs/inode.c b/fs/afs/inode.c index 6b17d3620414..1a4ce07fb406 100644 --- a/fs/afs/inode.c +++ b/fs/afs/inode.c @@ -414,7 +414,6 @@ int afs_validate(struct afs_vnode *vnode, struct key *key) } else if (test_bit(AFS_VNODE_DELETED, &vnode->flags)) { valid = true; } else { - vnode->cb_s_break = vnode->cb_interest->server->cb_s_break; vnode->cb_v_break = vnode->volume->cb_v_break; valid = false; } @@ -546,6 +545,8 @@ void afs_evict_inode(struct inode *inode) #endif afs_put_permits(rcu_access_pointer(vnode->permit_cache)); + key_put(vnode->lock_key); + vnode->lock_key = NULL; _leave(""); } diff --git a/fs/afs/protocol_yfs.h b/fs/afs/protocol_yfs.h index 07bc10f076aa..d443e2bfa094 100644 --- a/fs/afs/protocol_yfs.h +++ b/fs/afs/protocol_yfs.h @@ -161,3 +161,14 @@ struct yfs_xdr_YFSStoreVolumeStatus { struct yfs_xdr_u64 max_quota; struct yfs_xdr_u64 file_quota; } __packed; + +enum yfs_lock_type { + yfs_LockNone = -1, + yfs_LockRead = 0, + yfs_LockWrite = 1, + yfs_LockExtend = 2, + yfs_LockRelease = 3, + yfs_LockMandatoryRead = 0x100, + yfs_LockMandatoryWrite = 0x101, + yfs_LockMandatoryExtend = 0x102, +}; diff --git a/fs/afs/rxrpc.c b/fs/afs/rxrpc.c index a7b44863d502..2c588f9bbbda 100644 --- a/fs/afs/rxrpc.c +++ b/fs/afs/rxrpc.c @@ -23,6 +23,7 @@ struct workqueue_struct *afs_async_calls; static void afs_wake_up_call_waiter(struct sock *, struct rxrpc_call *, unsigned long); static long afs_wait_for_call_to_complete(struct afs_call *, struct afs_addr_cursor *); static void afs_wake_up_async_call(struct sock *, struct rxrpc_call *, unsigned long); +static void afs_delete_async_call(struct work_struct *); static void afs_process_async_call(struct work_struct *); static void afs_rx_new_call(struct sock *, struct rxrpc_call *, unsigned long); static void afs_rx_discard_new_call(struct rxrpc_call *, unsigned long); @@ -203,20 +204,26 @@ void afs_put_call(struct afs_call *call) } } +static struct afs_call *afs_get_call(struct afs_call *call, + enum afs_call_trace why) +{ + int u = atomic_inc_return(&call->usage); + + trace_afs_call(call, why, u, + atomic_read(&call->net->nr_outstanding_calls), + __builtin_return_address(0)); + return call; +} + /* * Queue the call for actual work. */ static void afs_queue_call_work(struct afs_call *call) { if (call->type->work) { - int u = atomic_inc_return(&call->usage); - - trace_afs_call(call, afs_call_trace_work, u, - atomic_read(&call->net->nr_outstanding_calls), - __builtin_return_address(0)); - INIT_WORK(&call->work, call->type->work); + afs_get_call(call, afs_call_trace_work); if (!queue_work(afs_wq, &call->work)) afs_put_call(call); } @@ -398,6 +405,12 @@ long afs_make_call(struct afs_addr_cursor *ac, struct afs_call *call, } } + /* If the call is going to be asynchronous, we need an extra ref for + * the call to hold itself so the caller need not hang on to its ref. + */ + if (call->async) + afs_get_call(call, afs_call_trace_get); + /* create a call */ rxcall = rxrpc_kernel_begin_call(call->net->socket, srx, call->key, (unsigned long)call, @@ -438,15 +451,17 @@ long afs_make_call(struct afs_addr_cursor *ac, struct afs_call *call, goto error_do_abort; } - /* at this point, an async call may no longer exist as it may have - * already completed */ - if (call->async) + /* Note that at this point, we may have received the reply or an abort + * - and an asynchronous call may already have completed. + */ + if (call->async) { + afs_put_call(call); return -EINPROGRESS; + } return afs_wait_for_call_to_complete(call, ac); error_do_abort: - call->state = AFS_CALL_COMPLETE; if (ret != -ECONNABORTED) { rxrpc_kernel_abort_call(call->net->socket, rxcall, RX_USER_ABORT, ret, "KSD"); @@ -463,8 +478,24 @@ error_do_abort: error_kill_call: if (call->type->done) call->type->done(call); - afs_put_call(call); + + /* We need to dispose of the extra ref we grabbed for an async call. + * The call, however, might be queued on afs_async_calls and we need to + * make sure we don't get any more notifications that might requeue it. + */ + if (call->rxcall) { + rxrpc_kernel_end_call(call->net->socket, call->rxcall); + call->rxcall = NULL; + } + if (call->async) { + if (cancel_work_sync(&call->async_work)) + afs_put_call(call); + afs_put_call(call); + } + ac->error = ret; + call->state = AFS_CALL_COMPLETE; + afs_put_call(call); _leave(" = %d", ret); return ret; } diff --git a/fs/afs/server_list.c b/fs/afs/server_list.c index 95d0761cdb34..155dc14caef9 100644 --- a/fs/afs/server_list.c +++ b/fs/afs/server_list.c @@ -42,9 +42,7 @@ struct afs_server_list *afs_alloc_server_list(struct afs_cell *cell, if (vldb->fs_mask[i] & type_mask) nr_servers++; - slist = kzalloc(sizeof(struct afs_server_list) + - sizeof(struct afs_server_entry) * nr_servers, - GFP_KERNEL); + slist = kzalloc(struct_size(slist, servers, nr_servers), GFP_KERNEL); if (!slist) goto error; diff --git a/fs/afs/yfsclient.c b/fs/afs/yfsclient.c index 12658c1363ae..5aa57929e8c2 100644 --- a/fs/afs/yfsclient.c +++ b/fs/afs/yfsclient.c @@ -803,7 +803,7 @@ int yfs_fs_create_file(struct afs_fs_cursor *fc, bp = xdr_encode_YFSFid(bp, &vnode->fid); bp = xdr_encode_string(bp, name, namesz); bp = xdr_encode_YFSStoreStatus_mode(bp, mode); - bp = xdr_encode_u32(bp, 0); /* ViceLockType */ + bp = xdr_encode_u32(bp, yfs_LockNone); /* ViceLockType */ yfs_check_req(call, bp); afs_use_fs_server(call, fc->cbi); diff --git a/fs/block_dev.c b/fs/block_dev.c index c546cdce77e6..58a4c1217fa8 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -104,6 +104,20 @@ void invalidate_bdev(struct block_device *bdev) } EXPORT_SYMBOL(invalidate_bdev); +static void set_init_blocksize(struct block_device *bdev) +{ + unsigned bsize = bdev_logical_block_size(bdev); + loff_t size = i_size_read(bdev->bd_inode); + + while (bsize < PAGE_SIZE) { + if (size & bsize) + break; + bsize <<= 1; + } + bdev->bd_block_size = bsize; + bdev->bd_inode->i_blkbits = blksize_bits(bsize); +} + int set_blocksize(struct block_device *bdev, int size) { /* Size must be a power of two, and between 512 and PAGE_SIZE */ @@ -1431,18 +1445,9 @@ EXPORT_SYMBOL(check_disk_change); void bd_set_size(struct block_device *bdev, loff_t size) { - unsigned bsize = bdev_logical_block_size(bdev); - inode_lock(bdev->bd_inode); i_size_write(bdev->bd_inode, size); inode_unlock(bdev->bd_inode); - while (bsize < PAGE_SIZE) { - if (size & bsize) - break; - bsize <<= 1; - } - bdev->bd_block_size = bsize; - bdev->bd_inode->i_blkbits = blksize_bits(bsize); } EXPORT_SYMBOL(bd_set_size); @@ -1519,8 +1524,10 @@ static int __blkdev_get(struct block_device *bdev, fmode_t mode, int for_part) } } - if (!ret) + if (!ret) { bd_set_size(bdev,(loff_t)get_capacity(disk)<<9); + set_init_blocksize(bdev); + } /* * If the device is invalidated, rescan partition @@ -1555,6 +1562,7 @@ static int __blkdev_get(struct block_device *bdev, fmode_t mode, int for_part) goto out_clear; } bd_set_size(bdev, (loff_t)bdev->bd_part->nr_sects << 9); + set_init_blocksize(bdev); } if (bdev->bd_bdi == &noop_backing_dev_info) diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 0a68cf7032f5..7a2a2621f0d9 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -35,6 +35,7 @@ struct btrfs_trans_handle; struct btrfs_transaction; struct btrfs_pending_snapshot; +struct btrfs_delayed_ref_root; extern struct kmem_cache *btrfs_trans_handle_cachep; extern struct kmem_cache *btrfs_bit_radix_cachep; extern struct kmem_cache *btrfs_path_cachep; @@ -786,6 +787,9 @@ enum { * main phase. The fs_info::balance_ctl is initialized. */ BTRFS_FS_BALANCE_RUNNING, + + /* Indicate that the cleaner thread is awake and doing something. */ + BTRFS_FS_CLEANER_RUNNING, }; struct btrfs_fs_info { @@ -2661,6 +2665,9 @@ int btrfs_run_delayed_refs(struct btrfs_trans_handle *trans, unsigned long count); int btrfs_async_run_delayed_refs(struct btrfs_fs_info *fs_info, unsigned long count, u64 transid, int wait); +void btrfs_cleanup_ref_head_accounting(struct btrfs_fs_info *fs_info, + struct btrfs_delayed_ref_root *delayed_refs, + struct btrfs_delayed_ref_head *head); int btrfs_lookup_data_extent(struct btrfs_fs_info *fs_info, u64 start, u64 len); int btrfs_lookup_extent_info(struct btrfs_trans_handle *trans, struct btrfs_fs_info *fs_info, u64 bytenr, diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 8da2f380d3c0..6a2a2a951705 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -1682,6 +1682,8 @@ static int cleaner_kthread(void *arg) while (1) { again = 0; + set_bit(BTRFS_FS_CLEANER_RUNNING, &fs_info->flags); + /* Make the cleaner go to sleep early. */ if (btrfs_need_cleaner_sleep(fs_info)) goto sleep; @@ -1728,6 +1730,7 @@ static int cleaner_kthread(void *arg) */ btrfs_delete_unused_bgs(fs_info); sleep: + clear_bit(BTRFS_FS_CLEANER_RUNNING, &fs_info->flags); if (kthread_should_park()) kthread_parkme(); if (kthread_should_stop()) @@ -4201,6 +4204,14 @@ static void btrfs_destroy_all_ordered_extents(struct btrfs_fs_info *fs_info) spin_lock(&fs_info->ordered_root_lock); } spin_unlock(&fs_info->ordered_root_lock); + + /* + * We need this here because if we've been flipped read-only we won't + * get sync() from the umount, so we need to make sure any ordered + * extents that haven't had their dirty pages IO start writeout yet + * actually get run and error out properly. + */ + btrfs_wait_ordered_roots(fs_info, U64_MAX, 0, (u64)-1); } static int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans, @@ -4265,6 +4276,7 @@ static int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans, if (pin_bytes) btrfs_pin_extent(fs_info, head->bytenr, head->num_bytes, 1); + btrfs_cleanup_ref_head_accounting(fs_info, delayed_refs, head); btrfs_put_delayed_ref_head(head); cond_resched(); spin_lock(&delayed_refs->lock); diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index b15afeae16df..d81035b7ea7d 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -2456,12 +2456,10 @@ static int run_and_cleanup_extent_op(struct btrfs_trans_handle *trans, return ret ? ret : 1; } -static void cleanup_ref_head_accounting(struct btrfs_trans_handle *trans, - struct btrfs_delayed_ref_head *head) +void btrfs_cleanup_ref_head_accounting(struct btrfs_fs_info *fs_info, + struct btrfs_delayed_ref_root *delayed_refs, + struct btrfs_delayed_ref_head *head) { - struct btrfs_fs_info *fs_info = trans->fs_info; - struct btrfs_delayed_ref_root *delayed_refs = - &trans->transaction->delayed_refs; int nr_items = 1; /* Dropping this ref head update. */ if (head->total_ref_mod < 0) { @@ -2544,7 +2542,7 @@ static int cleanup_ref_head(struct btrfs_trans_handle *trans, } } - cleanup_ref_head_accounting(trans, head); + btrfs_cleanup_ref_head_accounting(fs_info, delayed_refs, head); trace_run_delayed_ref_head(fs_info, head, 0); btrfs_delayed_ref_unlock(head); @@ -4954,6 +4952,15 @@ static void flush_space(struct btrfs_fs_info *fs_info, ret = 0; break; case COMMIT_TRANS: + /* + * If we have pending delayed iputs then we could free up a + * bunch of pinned space, so make sure we run the iputs before + * we do our pinned bytes check below. + */ + mutex_lock(&fs_info->cleaner_delayed_iput_mutex); + btrfs_run_delayed_iputs(fs_info); + mutex_unlock(&fs_info->cleaner_delayed_iput_mutex); + ret = may_commit_transaction(fs_info, space_info); break; default: @@ -7188,7 +7195,7 @@ static noinline int check_ref_cleanup(struct btrfs_trans_handle *trans, if (head->must_insert_reserved) ret = 1; - cleanup_ref_head_accounting(trans, head); + btrfs_cleanup_ref_head_accounting(trans->fs_info, delayed_refs, head); mutex_unlock(&head->mutex); btrfs_put_delayed_ref_head(head); return ret; diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 43eb4535319d..5c349667c761 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -3129,9 +3129,6 @@ out: /* once for the tree */ btrfs_put_ordered_extent(ordered_extent); - /* Try to release some metadata so we don't get an OOM but don't wait */ - btrfs_btree_balance_dirty_nodelay(fs_info); - return ret; } @@ -3254,6 +3251,8 @@ void btrfs_add_delayed_iput(struct inode *inode) ASSERT(list_empty(&binode->delayed_iput)); list_add_tail(&binode->delayed_iput, &fs_info->delayed_iputs); spin_unlock(&fs_info->delayed_iput_lock); + if (!test_bit(BTRFS_FS_CLEANER_RUNNING, &fs_info->flags)) + wake_up_process(fs_info->cleaner_kthread); } void btrfs_run_delayed_iputs(struct btrfs_fs_info *fs_info) diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c index 94c026bba2c2..bba28a5034ba 100644 --- a/fs/ceph/caps.c +++ b/fs/ceph/caps.c @@ -1035,6 +1035,8 @@ static void drop_inode_snap_realm(struct ceph_inode_info *ci) list_del_init(&ci->i_snap_realm_item); ci->i_snap_realm_counter++; ci->i_snap_realm = NULL; + if (realm->ino == ci->i_vino.ino) + realm->inode = NULL; spin_unlock(&realm->inodes_with_caps_lock); ceph_put_snap_realm(ceph_sb_to_client(ci->vfs_inode.i_sb)->mdsc, realm); diff --git a/fs/ceph/quota.c b/fs/ceph/quota.c index 03f4d24db8fe..9455d3aef0c3 100644 --- a/fs/ceph/quota.c +++ b/fs/ceph/quota.c @@ -3,19 +3,6 @@ * quota.c - CephFS quota * * Copyright (C) 2017-2018 SUSE - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #include <linux/statfs.h> diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c index 46d691ba04bc..45b2322e092d 100644 --- a/fs/nfs/nfs4file.c +++ b/fs/nfs/nfs4file.c @@ -133,15 +133,9 @@ static ssize_t nfs4_copy_file_range(struct file *file_in, loff_t pos_in, struct file *file_out, loff_t pos_out, size_t count, unsigned int flags) { - ssize_t ret; - if (file_inode(file_in) == file_inode(file_out)) return -EINVAL; -retry: - ret = nfs42_proc_copy(file_in, pos_in, file_out, pos_out, count); - if (ret == -EAGAIN) - goto retry; - return ret; + return nfs42_proc_copy(file_in, pos_in, file_out, pos_out, count); } static loff_t nfs4_file_llseek(struct file *filep, loff_t offset, int whence) diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c index 105576daca4a..798f1253141a 100644 --- a/fs/notify/inotify/inotify_user.c +++ b/fs/notify/inotify/inotify_user.c @@ -724,8 +724,10 @@ SYSCALL_DEFINE3(inotify_add_watch, int, fd, const char __user *, pathname, return -EBADF; /* IN_MASK_ADD and IN_MASK_CREATE don't make sense together */ - if (unlikely((mask & IN_MASK_ADD) && (mask & IN_MASK_CREATE))) - return -EINVAL; + if (unlikely((mask & IN_MASK_ADD) && (mask & IN_MASK_CREATE))) { + ret = -EINVAL; + goto fput_and_out; + } /* verify that this is indeed an inotify instance */ if (unlikely(f.file->f_op != &inotify_fops)) { diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c index 96f7d32cd184..898c8321b343 100644 --- a/fs/pstore/ram.c +++ b/fs/pstore/ram.c @@ -128,7 +128,6 @@ ramoops_get_next_prz(struct persistent_ram_zone *przs[], int id, struct pstore_record *record) { struct persistent_ram_zone *prz; - bool update = (record->type == PSTORE_TYPE_DMESG); /* Give up if we never existed or have hit the end. */ if (!przs) @@ -139,7 +138,7 @@ ramoops_get_next_prz(struct persistent_ram_zone *przs[], int id, return NULL; /* Update old/shadowed buffer. */ - if (update) + if (prz->type == PSTORE_TYPE_DMESG) persistent_ram_save_old(prz); if (!persistent_ram_old_size(prz)) @@ -711,18 +710,15 @@ static int ramoops_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct ramoops_platform_data *pdata = dev->platform_data; + struct ramoops_platform_data pdata_local; struct ramoops_context *cxt = &oops_cxt; size_t dump_mem_sz; phys_addr_t paddr; int err = -EINVAL; if (dev_of_node(dev) && !pdata) { - pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); - if (!pdata) { - pr_err("cannot allocate platform data buffer\n"); - err = -ENOMEM; - goto fail_out; - } + pdata = &pdata_local; + memset(pdata, 0, sizeof(*pdata)); err = ramoops_parse_dt(pdev, pdata); if (err < 0) diff --git a/include/dt-bindings/reset/amlogic,meson-axg-reset.h b/include/dt-bindings/reset/amlogic,meson-axg-reset.h index ad6f55dabd6d..0f2e0fe45ca4 100644 --- a/include/dt-bindings/reset/amlogic,meson-axg-reset.h +++ b/include/dt-bindings/reset/amlogic,meson-axg-reset.h @@ -1,12 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause */ /* - * * Copyright (c) 2016 BayLibre, SAS. * Author: Neil Armstrong <narmstrong@baylibre.com> * * Copyright (c) 2017 Amlogic, inc. * Author: Yixun Lan <yixun.lan@amlogic.com> * - * SPDX-License-Identifier: (GPL-2.0+ OR BSD) */ #ifndef _DT_BINDINGS_AMLOGIC_MESON_AXG_RESET_H diff --git a/include/linux/bcma/bcma_soc.h b/include/linux/bcma/bcma_soc.h index 7cca5f859a90..f3c43519baa7 100644 --- a/include/linux/bcma/bcma_soc.h +++ b/include/linux/bcma/bcma_soc.h @@ -6,6 +6,7 @@ struct bcma_soc { struct bcma_bus bus; + struct device *dev; }; int __init bcma_host_soc_register(struct bcma_soc *soc); diff --git a/include/linux/bpf_verifier.h b/include/linux/bpf_verifier.h index 27b74947cd2b..573cca00a0e6 100644 --- a/include/linux/bpf_verifier.h +++ b/include/linux/bpf_verifier.h @@ -172,6 +172,7 @@ struct bpf_verifier_state_list { #define BPF_ALU_SANITIZE_SRC 1U #define BPF_ALU_SANITIZE_DST 2U #define BPF_ALU_NEG_VALUE (1U << 2) +#define BPF_ALU_NON_POINTER (1U << 3) #define BPF_ALU_SANITIZE (BPF_ALU_SANITIZE_SRC | \ BPF_ALU_SANITIZE_DST) diff --git a/include/linux/bpfilter.h b/include/linux/bpfilter.h index f02cee0225d4..d815622cd31e 100644 --- a/include/linux/bpfilter.h +++ b/include/linux/bpfilter.h @@ -3,13 +3,22 @@ #define _LINUX_BPFILTER_H #include <uapi/linux/bpfilter.h> +#include <linux/umh.h> struct sock; int bpfilter_ip_set_sockopt(struct sock *sk, int optname, char __user *optval, unsigned int optlen); int bpfilter_ip_get_sockopt(struct sock *sk, int optname, char __user *optval, int __user *optlen); -extern int (*bpfilter_process_sockopt)(struct sock *sk, int optname, - char __user *optval, - unsigned int optlen, bool is_set); +struct bpfilter_umh_ops { + struct umh_info info; + /* since ip_getsockopt() can run in parallel, serialize access to umh */ + struct mutex lock; + int (*sockopt)(struct sock *sk, int optname, + char __user *optval, + unsigned int optlen, bool is_set); + int (*start)(void); + bool stop; +}; +extern struct bpfilter_umh_ops bpfilter_ops; #endif diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h index 39f668d5066b..333a6695a918 100644 --- a/include/linux/compiler-clang.h +++ b/include/linux/compiler-clang.h @@ -3,9 +3,8 @@ #error "Please don't include <linux/compiler-clang.h> directly, include <linux/compiler.h> instead." #endif -/* Some compiler specific definitions are overwritten here - * for Clang compiler - */ +/* Compiler specific definitions for Clang compiler */ + #define uninitialized_var(x) x = *(&(x)) /* same as gcc, this was present in clang-2.6 so we can assume it works diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index dd8268f5f5f0..e8579412ad21 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -58,10 +58,6 @@ (typeof(ptr)) (__ptr + (off)); \ }) -/* Make the optimizer believe the variable can be manipulated arbitrarily. */ -#define OPTIMIZER_HIDE_VAR(var) \ - __asm__ ("" : "=r" (var) : "0" (var)) - /* * A trick to suppress uninitialized variable warning without generating any * code diff --git a/include/linux/compiler-intel.h b/include/linux/compiler-intel.h index 517bd14e1222..b17f3cd18334 100644 --- a/include/linux/compiler-intel.h +++ b/include/linux/compiler-intel.h @@ -5,9 +5,7 @@ #ifdef __ECC -/* Some compiler specific definitions are overwritten here - * for Intel ECC compiler - */ +/* Compiler specific definitions for Intel ECC compiler */ #include <asm/intrinsics.h> diff --git a/include/linux/compiler.h b/include/linux/compiler.h index fc5004a4b07d..445348facea9 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -161,7 +161,9 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val, #endif #ifndef OPTIMIZER_HIDE_VAR -#define OPTIMIZER_HIDE_VAR(var) barrier() +/* Make the optimizer believe the variable can be manipulated arbitrarily. */ +#define OPTIMIZER_HIDE_VAR(var) \ + __asm__ ("" : "=r" (var) : "0" (var)) #endif /* Not-quite-unique ID. */ diff --git a/include/linux/fb.h b/include/linux/fb.h index 7cdd31a69719..f52ef0ad6781 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -653,6 +653,7 @@ extern int fb_new_modelist(struct fb_info *info); extern struct fb_info *registered_fb[FB_MAX]; extern int num_registered_fb; +extern bool fb_center_logo; extern struct class *fb_class; #define for_each_registered_fb(i) \ diff --git a/include/linux/hid.h b/include/linux/hid.h index d99287327ef2..f9707d1dcb58 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -430,7 +430,7 @@ struct hid_local { */ struct hid_collection { - struct hid_collection *parent; + int parent_idx; /* device->collection */ unsigned type; unsigned usage; unsigned level; @@ -658,7 +658,6 @@ struct hid_parser { unsigned int *collection_stack; unsigned int collection_stack_ptr; unsigned int collection_stack_size; - struct hid_collection *active_collection; struct hid_device *device; unsigned int scan_flags; }; diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h index f0885cc01db6..dcb6977afce9 100644 --- a/include/linux/hyperv.h +++ b/include/linux/hyperv.h @@ -1159,8 +1159,9 @@ struct hv_ring_buffer_debug_info { u32 bytes_avail_towrite; }; -void hv_ringbuffer_get_debuginfo(const struct hv_ring_buffer_info *ring_info, - struct hv_ring_buffer_debug_info *debug_info); + +int hv_ringbuffer_get_debuginfo(const struct hv_ring_buffer_info *ring_info, + struct hv_ring_buffer_debug_info *debug_info); /* Vmbus interface */ #define vmbus_driver_register(driver) \ diff --git a/include/linux/libnvdimm.h b/include/linux/libnvdimm.h index 5440f11b0907..7315977b64da 100644 --- a/include/linux/libnvdimm.h +++ b/include/linux/libnvdimm.h @@ -160,6 +160,7 @@ static inline struct nd_blk_region_desc *to_blk_region_desc( } enum nvdimm_security_state { + NVDIMM_SECURITY_ERROR = -1, NVDIMM_SECURITY_DISABLED, NVDIMM_SECURITY_UNLOCKED, NVDIMM_SECURITY_LOCKED, diff --git a/include/linux/mfd/cros_ec_commands.h b/include/linux/mfd/cros_ec_commands.h index 9a9631f0559e..fc91082d4c35 100644 --- a/include/linux/mfd/cros_ec_commands.h +++ b/include/linux/mfd/cros_ec_commands.h @@ -2791,6 +2791,100 @@ struct ec_response_battery_vendor_param { } __packed; /*****************************************************************************/ +/* Commands for I2S recording on audio codec. */ + +#define EC_CMD_CODEC_I2S 0x00BC + +enum ec_codec_i2s_subcmd { + EC_CODEC_SET_SAMPLE_DEPTH = 0x0, + EC_CODEC_SET_GAIN = 0x1, + EC_CODEC_GET_GAIN = 0x2, + EC_CODEC_I2S_ENABLE = 0x3, + EC_CODEC_I2S_SET_CONFIG = 0x4, + EC_CODEC_I2S_SET_TDM_CONFIG = 0x5, + EC_CODEC_I2S_SET_BCLK = 0x6, +}; + +enum ec_sample_depth_value { + EC_CODEC_SAMPLE_DEPTH_16 = 0, + EC_CODEC_SAMPLE_DEPTH_24 = 1, +}; + +enum ec_i2s_config { + EC_DAI_FMT_I2S = 0, + EC_DAI_FMT_RIGHT_J = 1, + EC_DAI_FMT_LEFT_J = 2, + EC_DAI_FMT_PCM_A = 3, + EC_DAI_FMT_PCM_B = 4, + EC_DAI_FMT_PCM_TDM = 5, +}; + +struct ec_param_codec_i2s { + /* + * enum ec_codec_i2s_subcmd + */ + uint8_t cmd; + union { + /* + * EC_CODEC_SET_SAMPLE_DEPTH + * Value should be one of ec_sample_depth_value. + */ + uint8_t depth; + + /* + * EC_CODEC_SET_GAIN + * Value should be 0~43 for both channels. + */ + struct ec_param_codec_i2s_set_gain { + uint8_t left; + uint8_t right; + } __packed gain; + + /* + * EC_CODEC_I2S_ENABLE + * 1 to enable, 0 to disable. + */ + uint8_t i2s_enable; + + /* + * EC_CODEC_I2S_SET_COFNIG + * Value should be one of ec_i2s_config. + */ + uint8_t i2s_config; + + /* + * EC_CODEC_I2S_SET_TDM_CONFIG + * Value should be one of ec_i2s_config. + */ + struct ec_param_codec_i2s_tdm { + /* + * 0 to 496 + */ + int16_t ch0_delay; + /* + * -1 to 496 + */ + int16_t ch1_delay; + uint8_t adjacent_to_ch0; + uint8_t adjacent_to_ch1; + } __packed tdm_param; + + /* + * EC_CODEC_I2S_SET_BCLK + */ + uint32_t bclk; + }; +} __packed; + +/* + * For subcommand EC_CODEC_GET_GAIN. + */ +struct ec_response_codec_gain { + uint8_t left; + uint8_t right; +} __packed; + +/*****************************************************************************/ /* System commands */ /* diff --git a/include/linux/mfd/ingenic-tcu.h b/include/linux/mfd/ingenic-tcu.h index ab16ad283def..2083fa20821d 100644 --- a/include/linux/mfd/ingenic-tcu.h +++ b/include/linux/mfd/ingenic-tcu.h @@ -41,7 +41,7 @@ #define TCU_TCSR_PRESCALE_LSB 3 #define TCU_TCSR_PRESCALE_MASK 0x38 -#define TCU_TCSR_PWM_SD BIT(9) /* 0: Shutdown abruptly 1: gracefully */ +#define TCU_TCSR_PWM_SD BIT(9) /* 0: Shutdown gracefully 1: abruptly */ #define TCU_TCSR_PWM_INITL_HIGH BIT(8) /* Sets the initial output level */ #define TCU_TCSR_PWM_EN BIT(7) /* PWM pin output enable */ diff --git a/include/linux/mfd/madera/core.h b/include/linux/mfd/madera/core.h index fe69c0f4398f..4d5d51a9c8a6 100644 --- a/include/linux/mfd/madera/core.h +++ b/include/linux/mfd/madera/core.h @@ -15,6 +15,7 @@ #include <linux/gpio/consumer.h> #include <linux/interrupt.h> #include <linux/mfd/madera/pdata.h> +#include <linux/mutex.h> #include <linux/notifier.h> #include <linux/regmap.h> #include <linux/regulator/consumer.h> @@ -37,6 +38,8 @@ enum madera_type { #define MADERA_MAX_MICBIAS 4 +#define MADERA_MAX_HP_OUTPUT 3 + /* Notifier events */ #define MADERA_NOTIFY_VOICE_TRIGGER 0x1 #define MADERA_NOTIFY_HPDET 0x2 @@ -183,6 +186,10 @@ struct madera { unsigned int num_childbias[MADERA_MAX_MICBIAS]; struct snd_soc_dapm_context *dapm; + struct mutex dapm_ptr_lock; + unsigned int hp_ena; + bool out_clamp[MADERA_MAX_HP_OUTPUT]; + bool out_shorted[MADERA_MAX_HP_OUTPUT]; struct blocking_notifier_head notifier; }; diff --git a/include/linux/mfd/ti_am335x_tscadc.h b/include/linux/mfd/ti_am335x_tscadc.h index b9a53e013bff..483168403ae5 100644 --- a/include/linux/mfd/ti_am335x_tscadc.h +++ b/include/linux/mfd/ti_am335x_tscadc.h @@ -78,6 +78,8 @@ #define STEPCONFIG_YNN BIT(8) #define STEPCONFIG_XNP BIT(9) #define STEPCONFIG_YPN BIT(10) +#define STEPCONFIG_RFP(val) ((val) << 12) +#define STEPCONFIG_RFP_VREFP (0x3 << 12) #define STEPCONFIG_INM_MASK (0xF << 15) #define STEPCONFIG_INM(val) ((val) << 15) #define STEPCONFIG_INM_ADCREFM STEPCONFIG_INM(8) @@ -86,6 +88,8 @@ #define STEPCONFIG_INP_AN4 STEPCONFIG_INP(4) #define STEPCONFIG_INP_ADCREFM STEPCONFIG_INP(8) #define STEPCONFIG_FIFO1 BIT(26) +#define STEPCONFIG_RFM(val) ((val) << 23) +#define STEPCONFIG_RFM_VREFN (0x3 << 23) /* Delay register */ #define STEPDELAY_OPEN_MASK (0x3FFFF << 0) diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h index e2687a30e5a1..739b7bf37eaa 100644 --- a/include/linux/mfd/tmio.h +++ b/include/linux/mfd/tmio.h @@ -79,7 +79,7 @@ /* Some controllers have a CBSY bit */ #define TMIO_MMC_HAVE_CBSY BIT(11) -/* Some controllers that support HS400 use use 4 taps while others use 8. */ +/* Some controllers that support HS400 use 4 taps while others use 8. */ #define TMIO_MMC_HAVE_4TAP_HS400 BIT(13) int tmio_core_mmc_enable(void __iomem *cnf, int shift, unsigned long base); diff --git a/include/linux/of.h b/include/linux/of.h index fe472e5195a9..e240992e5cb6 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -50,7 +50,6 @@ struct of_irq_controller; struct device_node { const char *name; - const char *type; phandle phandle; const char *full_name; struct fwnode_handle fwnode; diff --git a/include/linux/phy.h b/include/linux/phy.h index 3b051f761450..ef20aeea10cc 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -48,6 +48,7 @@ extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_gbit_features) __ro_after_init; extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_gbit_fibre_features) __ro_after_init; extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_gbit_all_ports_features) __ro_after_init; extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_10gbit_features) __ro_after_init; +extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_10gbit_fec_features) __ro_after_init; extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_10gbit_full_features) __ro_after_init; #define PHY_BASIC_FEATURES ((unsigned long *)&phy_basic_features) @@ -56,6 +57,7 @@ extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_10gbit_full_features) __ro_after_ini #define PHY_GBIT_FIBRE_FEATURES ((unsigned long *)&phy_gbit_fibre_features) #define PHY_GBIT_ALL_PORTS_FEATURES ((unsigned long *)&phy_gbit_all_ports_features) #define PHY_10GBIT_FEATURES ((unsigned long *)&phy_10gbit_features) +#define PHY_10GBIT_FEC_FEATURES ((unsigned long *)&phy_10gbit_fec_features) #define PHY_10GBIT_FULL_FEATURES ((unsigned long *)&phy_10gbit_full_features) extern const int phy_10_100_features_array[4]; @@ -467,8 +469,8 @@ struct phy_device { * only works for PHYs with IDs which match this field * name: The friendly name of this PHY type * phy_id_mask: Defines the important bits of the phy_id - * features: A list of features (speed, duplex, etc) supported - * by this PHY + * features: A mandatory list of features (speed, duplex, etc) + * supported by this PHY * flags: A bitfield defining certain other features this PHY * supports (like interrupts) * diff --git a/include/linux/qed/qed_chain.h b/include/linux/qed/qed_chain.h index 59ddf9af909e..2dd0a9ed5b36 100644 --- a/include/linux/qed/qed_chain.h +++ b/include/linux/qed/qed_chain.h @@ -663,6 +663,37 @@ out: static inline void qed_chain_set_prod(struct qed_chain *p_chain, u32 prod_idx, void *p_prod_elem) { + if (p_chain->mode == QED_CHAIN_MODE_PBL) { + u32 cur_prod, page_mask, page_cnt, page_diff; + + cur_prod = is_chain_u16(p_chain) ? p_chain->u.chain16.prod_idx : + p_chain->u.chain32.prod_idx; + + /* Assume that number of elements in a page is power of 2 */ + page_mask = ~p_chain->elem_per_page_mask; + + /* Use "cur_prod - 1" and "prod_idx - 1" since producer index + * reaches the first element of next page before the page index + * is incremented. See qed_chain_produce(). + * Index wrap around is not a problem because the difference + * between current and given producer indices is always + * positive and lower than the chain's capacity. + */ + page_diff = (((cur_prod - 1) & page_mask) - + ((prod_idx - 1) & page_mask)) / + p_chain->elem_per_page; + + page_cnt = qed_chain_get_page_cnt(p_chain); + if (is_chain_u16(p_chain)) + p_chain->pbl.c.u16.prod_page_idx = + (p_chain->pbl.c.u16.prod_page_idx - + page_diff + page_cnt) % page_cnt; + else + p_chain->pbl.c.u32.prod_page_idx = + (p_chain->pbl.c.u32.prod_page_idx - + page_diff + page_cnt) % page_cnt; + } + if (is_chain_u16(p_chain)) p_chain->u.chain16.prod_idx = (u16) prod_idx; else diff --git a/include/linux/sched.h b/include/linux/sched.h index 224666226e87..d2f90fa92468 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1406,6 +1406,7 @@ extern struct pid *cad_pid; #define PF_RANDOMIZE 0x00400000 /* Randomize virtual address space */ #define PF_SWAPWRITE 0x00800000 /* Allowed to write to swap */ #define PF_MEMSTALL 0x01000000 /* Stalled due to lack of memory */ +#define PF_UMH 0x02000000 /* I'm an Usermodehelper process */ #define PF_NO_SETAFFINITY 0x04000000 /* Userland is not allowed to meddle with cpus_allowed */ #define PF_MCE_EARLY 0x08000000 /* Early kill for mce process policy */ #define PF_MUTEX_TESTER 0x20000000 /* Thread belongs to the rt mutex tester */ @@ -1904,6 +1905,14 @@ static inline void rseq_execve(struct task_struct *t) #endif +void __exit_umh(struct task_struct *tsk); + +static inline void exit_umh(struct task_struct *tsk) +{ + if (unlikely(tsk->flags & PF_UMH)) + __exit_umh(tsk); +} + #ifdef CONFIG_DEBUG_RSEQ void rseq_syscall(struct pt_regs *regs); diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 93f56fddd92a..95d25b010a25 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -3218,6 +3218,7 @@ int pskb_trim_rcsum_slow(struct sk_buff *skb, unsigned int len); * * This is exactly the same as pskb_trim except that it ensures the * checksum of received packets are still valid after the operation. + * It can change skb pointers. */ static inline int pskb_trim_rcsum(struct sk_buff *skb, unsigned int len) diff --git a/include/linux/umh.h b/include/linux/umh.h index 235f51b62c71..0c08de356d0d 100644 --- a/include/linux/umh.h +++ b/include/linux/umh.h @@ -47,6 +47,8 @@ struct umh_info { const char *cmdline; struct file *pipe_to_umh; struct file *pipe_from_umh; + struct list_head list; + void (*cleanup)(struct umh_info *info); pid_t pid; }; int fork_usermode_blob(void *data, size_t len, struct umh_info *info); diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h index 32baf8e26735..987b6491b946 100644 --- a/include/linux/virtio_config.h +++ b/include/linux/virtio_config.h @@ -12,6 +12,11 @@ struct irq_affinity; /** * virtio_config_ops - operations for configuring a virtio device + * Note: Do not assume that a transport implements all of the operations + * getting/setting a value as a simple read/write! Generally speaking, + * any of @get/@set, @get_status/@set_status, or @get_features/ + * @finalize_features are NOT safe to be called from an atomic + * context. * @get: read the value of a configuration field * vdev: the virtio_device * offset: the offset of the configuration field @@ -22,7 +27,7 @@ struct irq_affinity; * offset: the offset of the configuration field * buf: the buffer to read the field value from. * len: the length of the buffer - * @generation: config generation counter + * @generation: config generation counter (optional) * vdev: the virtio_device * Returns the config generation counter * @get_status: read the status byte @@ -48,17 +53,17 @@ struct irq_affinity; * @del_vqs: free virtqueues found by find_vqs(). * @get_features: get the array of feature bits for this device. * vdev: the virtio_device - * Returns the first 32 feature bits (all we currently need). + * Returns the first 64 feature bits (all we currently need). * @finalize_features: confirm what device features we'll be using. * vdev: the virtio_device * This gives the final feature bits for the device: it can change * the dev->feature bits if it wants. * Returns 0 on success or error status - * @bus_name: return the bus name associated with the device + * @bus_name: return the bus name associated with the device (optional) * vdev: the virtio_device * This returns a pointer to the bus name a la pci_name from which * the caller can then copy. - * @set_vq_affinity: set the affinity for a virtqueue. + * @set_vq_affinity: set the affinity for a virtqueue (optional). * @get_vq_affinity: get the affinity for a virtqueue (optional). */ typedef void vq_callback_t(struct virtqueue *); diff --git a/include/linux/xarray.h b/include/linux/xarray.h index f492e21c4aa2..5d9d318bcf7a 100644 --- a/include/linux/xarray.h +++ b/include/linux/xarray.h @@ -176,7 +176,8 @@ static inline bool xa_is_internal(const void *entry) */ static inline bool xa_is_err(const void *entry) { - return unlikely(xa_is_internal(entry)); + return unlikely(xa_is_internal(entry) && + entry >= xa_mk_internal(-MAX_ERRNO)); } /** @@ -286,7 +287,6 @@ struct xarray { */ #define DEFINE_XARRAY_ALLOC(name) DEFINE_XARRAY_FLAGS(name, XA_FLAGS_ALLOC) -void xa_init_flags(struct xarray *, gfp_t flags); void *xa_load(struct xarray *, unsigned long index); void *xa_store(struct xarray *, unsigned long index, void *entry, gfp_t); void *xa_erase(struct xarray *, unsigned long index); @@ -304,6 +304,24 @@ unsigned int xa_extract(struct xarray *, void **dst, unsigned long start, void xa_destroy(struct xarray *); /** + * xa_init_flags() - Initialise an empty XArray with flags. + * @xa: XArray. + * @flags: XA_FLAG values. + * + * If you need to initialise an XArray with special flags (eg you need + * to take the lock from interrupt context), use this function instead + * of xa_init(). + * + * Context: Any context. + */ +static inline void xa_init_flags(struct xarray *xa, gfp_t flags) +{ + spin_lock_init(&xa->xa_lock); + xa->xa_flags = flags; + xa->xa_head = NULL; +} + +/** * xa_init() - Initialise an empty XArray. * @xa: XArray. * @@ -342,20 +360,45 @@ static inline bool xa_marked(const struct xarray *xa, xa_mark_t mark) } /** - * xa_for_each() - Iterate over a portion of an XArray. + * xa_for_each_start() - Iterate over a portion of an XArray. * @xa: XArray. + * @index: Index of @entry. * @entry: Entry retrieved from array. + * @start: First index to retrieve from array. + * + * During the iteration, @entry will have the value of the entry stored + * in @xa at @index. You may modify @index during the iteration if you + * want to skip or reprocess indices. It is safe to modify the array + * during the iteration. At the end of the iteration, @entry will be set + * to NULL and @index will have a value less than or equal to max. + * + * xa_for_each_start() is O(n.log(n)) while xas_for_each() is O(n). You have + * to handle your own locking with xas_for_each(), and if you have to unlock + * after each iteration, it will also end up being O(n.log(n)). + * xa_for_each_start() will spin if it hits a retry entry; if you intend to + * see retry entries, you should use the xas_for_each() iterator instead. + * The xas_for_each() iterator will expand into more inline code than + * xa_for_each_start(). + * + * Context: Any context. Takes and releases the RCU lock. + */ +#define xa_for_each_start(xa, index, entry, start) \ + for (index = start, \ + entry = xa_find(xa, &index, ULONG_MAX, XA_PRESENT); \ + entry; \ + entry = xa_find_after(xa, &index, ULONG_MAX, XA_PRESENT)) + +/** + * xa_for_each() - Iterate over present entries in an XArray. + * @xa: XArray. * @index: Index of @entry. - * @max: Maximum index to retrieve from array. - * @filter: Selection criterion. + * @entry: Entry retrieved from array. * - * Initialise @index to the lowest index you want to retrieve from the - * array. During the iteration, @entry will have the value of the entry - * stored in @xa at @index. The iteration will skip all entries in the - * array which do not match @filter. You may modify @index during the - * iteration if you want to skip or reprocess indices. It is safe to modify - * the array during the iteration. At the end of the iteration, @entry will - * be set to NULL and @index will have a value less than or equal to max. + * During the iteration, @entry will have the value of the entry stored + * in @xa at @index. You may modify @index during the iteration if you want + * to skip or reprocess indices. It is safe to modify the array during the + * iteration. At the end of the iteration, @entry will be set to NULL and + * @index will have a value less than or equal to max. * * xa_for_each() is O(n.log(n)) while xas_for_each() is O(n). You have * to handle your own locking with xas_for_each(), and if you have to unlock @@ -366,9 +409,36 @@ static inline bool xa_marked(const struct xarray *xa, xa_mark_t mark) * * Context: Any context. Takes and releases the RCU lock. */ -#define xa_for_each(xa, entry, index, max, filter) \ - for (entry = xa_find(xa, &index, max, filter); entry; \ - entry = xa_find_after(xa, &index, max, filter)) +#define xa_for_each(xa, index, entry) \ + xa_for_each_start(xa, index, entry, 0) + +/** + * xa_for_each_marked() - Iterate over marked entries in an XArray. + * @xa: XArray. + * @index: Index of @entry. + * @entry: Entry retrieved from array. + * @filter: Selection criterion. + * + * During the iteration, @entry will have the value of the entry stored + * in @xa at @index. The iteration will skip all entries in the array + * which do not match @filter. You may modify @index during the iteration + * if you want to skip or reprocess indices. It is safe to modify the array + * during the iteration. At the end of the iteration, @entry will be set to + * NULL and @index will have a value less than or equal to max. + * + * xa_for_each_marked() is O(n.log(n)) while xas_for_each_marked() is O(n). + * You have to handle your own locking with xas_for_each(), and if you have + * to unlock after each iteration, it will also end up being O(n.log(n)). + * xa_for_each_marked() will spin if it hits a retry entry; if you intend to + * see retry entries, you should use the xas_for_each_marked() iterator + * instead. The xas_for_each_marked() iterator will expand into more inline + * code than xa_for_each_marked(). + * + * Context: Any context. Takes and releases the RCU lock. + */ +#define xa_for_each_marked(xa, index, entry, filter) \ + for (index = 0, entry = xa_find(xa, &index, ULONG_MAX, filter); \ + entry; entry = xa_find_after(xa, &index, ULONG_MAX, filter)) #define xa_trylock(xa) spin_trylock(&(xa)->xa_lock) #define xa_lock(xa) spin_lock(&(xa)->xa_lock) @@ -393,40 +463,13 @@ void *__xa_erase(struct xarray *, unsigned long index); void *__xa_store(struct xarray *, unsigned long index, void *entry, gfp_t); void *__xa_cmpxchg(struct xarray *, unsigned long index, void *old, void *entry, gfp_t); +int __xa_insert(struct xarray *, unsigned long index, void *entry, gfp_t); int __xa_alloc(struct xarray *, u32 *id, u32 max, void *entry, gfp_t); int __xa_reserve(struct xarray *, unsigned long index, gfp_t); void __xa_set_mark(struct xarray *, unsigned long index, xa_mark_t); void __xa_clear_mark(struct xarray *, unsigned long index, xa_mark_t); /** - * __xa_insert() - Store this entry in the XArray unless another entry is - * already present. - * @xa: XArray. - * @index: Index into array. - * @entry: New entry. - * @gfp: Memory allocation flags. - * - * If you would rather see the existing entry in the array, use __xa_cmpxchg(). - * This function is for users who don't care what the entry is, only that - * one is present. - * - * Context: Any context. Expects xa_lock to be held on entry. May - * release and reacquire xa_lock if the @gfp flags permit. - * Return: 0 if the store succeeded. -EEXIST if another entry was present. - * -ENOMEM if memory could not be allocated. - */ -static inline int __xa_insert(struct xarray *xa, unsigned long index, - void *entry, gfp_t gfp) -{ - void *curr = __xa_cmpxchg(xa, index, NULL, entry, gfp); - if (!curr) - return 0; - if (xa_is_err(curr)) - return xa_err(curr); - return -EEXIST; -} - -/** * xa_store_bh() - Store this entry in the XArray. * @xa: XArray. * @index: Index into array. @@ -453,7 +496,7 @@ static inline void *xa_store_bh(struct xarray *xa, unsigned long index, } /** - * xa_store_irq() - Erase this entry from the XArray. + * xa_store_irq() - Store this entry in the XArray. * @xa: XArray. * @index: Index into array. * @entry: New entry. @@ -615,24 +658,83 @@ static inline void *xa_cmpxchg_irq(struct xarray *xa, unsigned long index, * @entry: New entry. * @gfp: Memory allocation flags. * - * If you would rather see the existing entry in the array, use xa_cmpxchg(). - * This function is for users who don't care what the entry is, only that - * one is present. + * Inserting a NULL entry will store a reserved entry (like xa_reserve()) + * if no entry is present. Inserting will fail if a reserved entry is + * present, even though loading from this index will return NULL. * - * Context: Process context. Takes and releases the xa_lock. - * May sleep if the @gfp flags permit. + * Context: Any context. Takes and releases the xa_lock. May sleep if + * the @gfp flags permit. * Return: 0 if the store succeeded. -EEXIST if another entry was present. * -ENOMEM if memory could not be allocated. */ static inline int xa_insert(struct xarray *xa, unsigned long index, void *entry, gfp_t gfp) { - void *curr = xa_cmpxchg(xa, index, NULL, entry, gfp); - if (!curr) - return 0; - if (xa_is_err(curr)) - return xa_err(curr); - return -EEXIST; + int err; + + xa_lock(xa); + err = __xa_insert(xa, index, entry, gfp); + xa_unlock(xa); + + return err; +} + +/** + * xa_insert_bh() - Store this entry in the XArray unless another entry is + * already present. + * @xa: XArray. + * @index: Index into array. + * @entry: New entry. + * @gfp: Memory allocation flags. + * + * Inserting a NULL entry will store a reserved entry (like xa_reserve()) + * if no entry is present. Inserting will fail if a reserved entry is + * present, even though loading from this index will return NULL. + * + * Context: Any context. Takes and releases the xa_lock while + * disabling softirqs. May sleep if the @gfp flags permit. + * Return: 0 if the store succeeded. -EEXIST if another entry was present. + * -ENOMEM if memory could not be allocated. + */ +static inline int xa_insert_bh(struct xarray *xa, unsigned long index, + void *entry, gfp_t gfp) +{ + int err; + + xa_lock_bh(xa); + err = __xa_insert(xa, index, entry, gfp); + xa_unlock_bh(xa); + + return err; +} + +/** + * xa_insert_irq() - Store this entry in the XArray unless another entry is + * already present. + * @xa: XArray. + * @index: Index into array. + * @entry: New entry. + * @gfp: Memory allocation flags. + * + * Inserting a NULL entry will store a reserved entry (like xa_reserve()) + * if no entry is present. Inserting will fail if a reserved entry is + * present, even though loading from this index will return NULL. + * + * Context: Process context. Takes and releases the xa_lock while + * disabling interrupts. May sleep if the @gfp flags permit. + * Return: 0 if the store succeeded. -EEXIST if another entry was present. + * -ENOMEM if memory could not be allocated. + */ +static inline int xa_insert_irq(struct xarray *xa, unsigned long index, + void *entry, gfp_t gfp) +{ + int err; + + xa_lock_irq(xa); + err = __xa_insert(xa, index, entry, gfp); + xa_unlock_irq(xa); + + return err; } /** @@ -970,8 +1072,8 @@ static inline bool xa_is_sibling(const void *entry) (entry < xa_mk_sibling(XA_CHUNK_SIZE - 1)); } -#define XA_ZERO_ENTRY xa_mk_internal(256) -#define XA_RETRY_ENTRY xa_mk_internal(257) +#define XA_RETRY_ENTRY xa_mk_internal(256) +#define XA_ZERO_ENTRY xa_mk_internal(257) /** * xa_is_zero() - Is the entry a zero entry? @@ -996,6 +1098,17 @@ static inline bool xa_is_retry(const void *entry) } /** + * xa_is_advanced() - Is the entry only permitted for the advanced API? + * @entry: Entry to be stored in the XArray. + * + * Return: %true if the entry cannot be stored by the normal API. + */ +static inline bool xa_is_advanced(const void *entry) +{ + return xa_is_internal(entry) && (entry <= XA_RETRY_ENTRY); +} + +/** * typedef xa_update_node_t - A callback function from the XArray. * @node: The node which is being processed * diff --git a/include/net/af_rxrpc.h b/include/net/af_rxrpc.h index 1adefe42c0a6..2bfb87eb98ce 100644 --- a/include/net/af_rxrpc.h +++ b/include/net/af_rxrpc.h @@ -21,18 +21,6 @@ struct socket; struct rxrpc_call; /* - * Call completion condition (state == RXRPC_CALL_COMPLETE). - */ -enum rxrpc_call_completion { - RXRPC_CALL_SUCCEEDED, /* - Normal termination */ - RXRPC_CALL_REMOTELY_ABORTED, /* - call aborted by peer */ - RXRPC_CALL_LOCALLY_ABORTED, /* - call aborted locally on error or close */ - RXRPC_CALL_LOCAL_ERROR, /* - call failed due to local error */ - RXRPC_CALL_NETWORK_ERROR, /* - call terminated by network error */ - NR__RXRPC_CALL_COMPLETIONS -}; - -/* * Debug ID counter for tracing. */ extern atomic_t rxrpc_debug_id; @@ -73,10 +61,6 @@ int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t, rxrpc_user_attach_call_t, unsigned long, gfp_t, unsigned int); void rxrpc_kernel_set_tx_length(struct socket *, struct rxrpc_call *, s64); -int rxrpc_kernel_retry_call(struct socket *, struct rxrpc_call *, - struct sockaddr_rxrpc *, struct key *); -int rxrpc_kernel_check_call(struct socket *, struct rxrpc_call *, - enum rxrpc_call_completion *, u32 *); u32 rxrpc_kernel_check_life(const struct socket *, const struct rxrpc_call *); void rxrpc_kernel_probe_life(struct socket *, struct rxrpc_call *); u32 rxrpc_kernel_get_epoch(struct socket *, struct rxrpc_call *); diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h index c5969762a8f4..9c8214d2116d 100644 --- a/include/net/ip_fib.h +++ b/include/net/ip_fib.h @@ -241,7 +241,7 @@ int fib_table_delete(struct net *, struct fib_table *, struct fib_config *, struct netlink_ext_ack *extack); int fib_table_dump(struct fib_table *table, struct sk_buff *skb, struct netlink_callback *cb, struct fib_dump_filter *filter); -int fib_table_flush(struct net *net, struct fib_table *table); +int fib_table_flush(struct net *net, struct fib_table *table, bool flush_all); struct fib_table *fib_trie_unmerge(struct fib_table *main_tb); void fib_table_flush_external(struct fib_table *table); void fib_free_table(struct fib_table *tb); diff --git a/include/net/netfilter/nf_flow_table.h b/include/net/netfilter/nf_flow_table.h index 7d5cda7ce32a..3e370cb36263 100644 --- a/include/net/netfilter/nf_flow_table.h +++ b/include/net/netfilter/nf_flow_table.h @@ -84,7 +84,6 @@ struct flow_offload { struct nf_flow_route { struct { struct dst_entry *dst; - int ifindex; } tuple[FLOW_OFFLOAD_DIR_MAX]; }; diff --git a/include/sound/soc.h b/include/sound/soc.h index 8ec1de856ee7..e665f111b0d2 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -985,6 +985,12 @@ struct snd_soc_dai_link { /* Do not create a PCM for this DAI link (Backend link) */ unsigned int ignore:1; + /* + * This driver uses legacy platform naming. Set by the core, machine + * drivers should not modify this value. + */ + unsigned int legacy_platform:1; + struct list_head list; /* DAI link list of the soc card */ struct snd_soc_dobj dobj; /* For topology */ }; diff --git a/include/trace/events/afs.h b/include/trace/events/afs.h index 33d291888ba9..e3f005eae1f7 100644 --- a/include/trace/events/afs.h +++ b/include/trace/events/afs.h @@ -25,6 +25,7 @@ enum afs_call_trace { afs_call_trace_alloc, afs_call_trace_free, + afs_call_trace_get, afs_call_trace_put, afs_call_trace_wake, afs_call_trace_work, @@ -159,6 +160,7 @@ enum afs_file_error { #define afs_call_traces \ EM(afs_call_trace_alloc, "ALLOC") \ EM(afs_call_trace_free, "FREE ") \ + EM(afs_call_trace_get, "GET ") \ EM(afs_call_trace_put, "PUT ") \ EM(afs_call_trace_wake, "WAKE ") \ E_(afs_call_trace_work, "WORK ") diff --git a/include/uapi/linux/android/binder_ctl.h b/include/uapi/linux/android/binderfs.h index 65b2efd1a0a5..87410477aea9 100644 --- a/include/uapi/linux/android/binder_ctl.h +++ b/include/uapi/linux/android/binderfs.h @@ -4,8 +4,8 @@ * */ -#ifndef _UAPI_LINUX_BINDER_CTL_H -#define _UAPI_LINUX_BINDER_CTL_H +#ifndef _UAPI_LINUX_BINDERFS_H +#define _UAPI_LINUX_BINDERFS_H #include <linux/android/binder.h> #include <linux/types.h> @@ -22,8 +22,8 @@ */ struct binderfs_device { char name[BINDERFS_MAX_NAME + 1]; - __u8 major; - __u8 minor; + __u32 major; + __u32 minor; }; /** @@ -31,5 +31,5 @@ struct binderfs_device { */ #define BINDER_CTL_ADD _IOWR('b', 1, struct binderfs_device) -#endif /* _UAPI_LINUX_BINDER_CTL_H */ +#endif /* _UAPI_LINUX_BINDERFS_H */ diff --git a/include/uapi/linux/in.h b/include/uapi/linux/in.h index f6052e70bf40..a55cb8b10165 100644 --- a/include/uapi/linux/in.h +++ b/include/uapi/linux/in.h @@ -268,7 +268,7 @@ struct sockaddr_in { #define IN_MULTICAST(a) IN_CLASSD(a) #define IN_MULTICAST_NET 0xe0000000 -#define IN_BADCLASS(a) ((((long int) (a) ) == 0xffffffff) +#define IN_BADCLASS(a) (((long int) (a) ) == (long int)0xffffffff) #define IN_EXPERIMENTAL(a) IN_BADCLASS((a)) #define IN_CLASSE(a) ((((long int) (a)) & 0xf0000000) == 0xf0000000) diff --git a/include/uapi/linux/ptp_clock.h b/include/uapi/linux/ptp_clock.h index d73d83950265..1bc794ad957a 100644 --- a/include/uapi/linux/ptp_clock.h +++ b/include/uapi/linux/ptp_clock.h @@ -147,7 +147,7 @@ struct ptp_pin_desc { #define PTP_SYS_OFFSET_PRECISE \ _IOWR(PTP_CLK_MAGIC, 8, struct ptp_sys_offset_precise) #define PTP_SYS_OFFSET_EXTENDED \ - _IOW(PTP_CLK_MAGIC, 9, struct ptp_sys_offset_extended) + _IOWR(PTP_CLK_MAGIC, 9, struct ptp_sys_offset_extended) struct ptp_extts_event { struct ptp_clock_time t; /* Time event occured. */ diff --git a/include/uapi/rdma/vmw_pvrdma-abi.h b/include/uapi/rdma/vmw_pvrdma-abi.h index d13fd490b66d..6e73f0274e41 100644 --- a/include/uapi/rdma/vmw_pvrdma-abi.h +++ b/include/uapi/rdma/vmw_pvrdma-abi.h @@ -78,6 +78,7 @@ enum pvrdma_wr_opcode { PVRDMA_WR_MASKED_ATOMIC_FETCH_AND_ADD, PVRDMA_WR_BIND_MW, PVRDMA_WR_REG_SIG_MR, + PVRDMA_WR_ERROR, }; enum pvrdma_wc_status { diff --git a/init/Kconfig b/init/Kconfig index d47cb77a220e..513fa544a134 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -1124,6 +1124,7 @@ config LD_DEAD_CODE_DATA_ELIMINATION bool "Dead code and data elimination (EXPERIMENTAL)" depends on HAVE_LD_DEAD_CODE_DATA_ELIMINATION depends on EXPERT + depends on !(FUNCTION_TRACER && CC_IS_GCC && GCC_VERSION < 40800) depends on $(cc-option,-ffunction-sections -fdata-sections) depends on $(ld-option,--gc-sections) help diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c index 715f9fcf4712..befe570be5ba 100644 --- a/kernel/bpf/btf.c +++ b/kernel/bpf/btf.c @@ -467,7 +467,7 @@ static const struct btf_kind_operations *btf_type_ops(const struct btf_type *t) return kind_ops[BTF_INFO_KIND(t->info)]; } -bool btf_name_offset_valid(const struct btf *btf, u32 offset) +static bool btf_name_offset_valid(const struct btf *btf, u32 offset) { return BTF_STR_OFFSET_VALID(offset) && offset < btf->hdr.str_len; @@ -1219,8 +1219,6 @@ static void btf_bitfield_seq_show(void *data, u8 bits_offset, u8 nr_copy_bits; u64 print_num; - data += BITS_ROUNDDOWN_BYTES(bits_offset); - bits_offset = BITS_PER_BYTE_MASKED(bits_offset); nr_copy_bits = nr_bits + bits_offset; nr_copy_bytes = BITS_ROUNDUP_BYTES(nr_copy_bits); @@ -1255,7 +1253,9 @@ static void btf_int_bits_seq_show(const struct btf *btf, * BTF_INT_OFFSET() cannot exceed 64 bits. */ total_bits_offset = bits_offset + BTF_INT_OFFSET(int_data); - btf_bitfield_seq_show(data, total_bits_offset, nr_bits, m); + data += BITS_ROUNDDOWN_BYTES(total_bits_offset); + bits_offset = BITS_PER_BYTE_MASKED(total_bits_offset); + btf_bitfield_seq_show(data, bits_offset, nr_bits, m); } static void btf_int_seq_show(const struct btf *btf, const struct btf_type *t, @@ -2001,12 +2001,12 @@ static void btf_struct_seq_show(const struct btf *btf, const struct btf_type *t, member_offset = btf_member_bit_offset(t, member); bitfield_size = btf_member_bitfield_size(t, member); + bytes_offset = BITS_ROUNDDOWN_BYTES(member_offset); + bits8_offset = BITS_PER_BYTE_MASKED(member_offset); if (bitfield_size) { - btf_bitfield_seq_show(data, member_offset, + btf_bitfield_seq_show(data + bytes_offset, bits8_offset, bitfield_size, m); } else { - bytes_offset = BITS_ROUNDDOWN_BYTES(member_offset); - bits8_offset = BITS_PER_BYTE_MASKED(member_offset); ops = btf_type_ops(member_type); ops->seq_show(btf, member_type, member->type, data + bytes_offset, bits8_offset, m); diff --git a/kernel/bpf/cgroup.c b/kernel/bpf/cgroup.c index 9425c2fb872f..ab612fe9862f 100644 --- a/kernel/bpf/cgroup.c +++ b/kernel/bpf/cgroup.c @@ -718,6 +718,7 @@ cgroup_dev_func_proto(enum bpf_func_id func_id, const struct bpf_prog *prog) case BPF_FUNC_trace_printk: if (capable(CAP_SYS_ADMIN)) return bpf_get_trace_printk_proto(); + /* fall through */ default: return NULL; } diff --git a/kernel/bpf/map_in_map.c b/kernel/bpf/map_in_map.c index 99d243e1ad6e..52378d3e34b3 100644 --- a/kernel/bpf/map_in_map.c +++ b/kernel/bpf/map_in_map.c @@ -12,6 +12,7 @@ struct bpf_map *bpf_map_meta_alloc(int inner_map_ufd) { struct bpf_map *inner_map, *inner_map_meta; + u32 inner_map_meta_size; struct fd f; f = fdget(inner_map_ufd); @@ -36,7 +37,12 @@ struct bpf_map *bpf_map_meta_alloc(int inner_map_ufd) return ERR_PTR(-EINVAL); } - inner_map_meta = kzalloc(sizeof(*inner_map_meta), GFP_USER); + inner_map_meta_size = sizeof(*inner_map_meta); + /* In some cases verifier needs to access beyond just base map. */ + if (inner_map->ops == &array_map_ops) + inner_map_meta_size = sizeof(struct bpf_array); + + inner_map_meta = kzalloc(inner_map_meta_size, GFP_USER); if (!inner_map_meta) { fdput(f); return ERR_PTR(-ENOMEM); @@ -46,9 +52,16 @@ struct bpf_map *bpf_map_meta_alloc(int inner_map_ufd) inner_map_meta->key_size = inner_map->key_size; inner_map_meta->value_size = inner_map->value_size; inner_map_meta->map_flags = inner_map->map_flags; - inner_map_meta->ops = inner_map->ops; inner_map_meta->max_entries = inner_map->max_entries; + /* Misc members not needed in bpf_map_meta_equal() check. */ + inner_map_meta->ops = inner_map->ops; + if (inner_map->ops == &array_map_ops) { + inner_map_meta->unpriv_array = inner_map->unpriv_array; + container_of(inner_map_meta, struct bpf_array, map)->index_mask = + container_of(inner_map, struct bpf_array, map)->index_mask; + } + fdput(f); return inner_map_meta; } diff --git a/kernel/bpf/stackmap.c b/kernel/bpf/stackmap.c index 90daf285de03..d43b14535827 100644 --- a/kernel/bpf/stackmap.c +++ b/kernel/bpf/stackmap.c @@ -180,11 +180,14 @@ static inline int stack_map_parse_build_id(void *page_addr, if (nhdr->n_type == BPF_BUILD_ID && nhdr->n_namesz == sizeof("GNU") && - nhdr->n_descsz == BPF_BUILD_ID_SIZE) { + nhdr->n_descsz > 0 && + nhdr->n_descsz <= BPF_BUILD_ID_SIZE) { memcpy(build_id, note_start + note_offs + ALIGN(sizeof("GNU"), 4) + sizeof(Elf32_Nhdr), - BPF_BUILD_ID_SIZE); + nhdr->n_descsz); + memset(build_id + nhdr->n_descsz, 0, + BPF_BUILD_ID_SIZE - nhdr->n_descsz); return 0; } new_offs = note_offs + sizeof(Elf32_Nhdr) + @@ -260,7 +263,7 @@ static int stack_map_get_build_id(struct vm_area_struct *vma, return -EFAULT; /* page not mapped */ ret = -EINVAL; - page_addr = page_address(page); + page_addr = kmap_atomic(page); ehdr = (Elf32_Ehdr *)page_addr; /* compare magic x7f "ELF" */ @@ -276,6 +279,7 @@ static int stack_map_get_build_id(struct vm_area_struct *vma, else if (ehdr->e_ident[EI_CLASS] == ELFCLASS64) ret = stack_map_get_build_id_64(page_addr, build_id); out: + kunmap_atomic(page_addr); put_page(page); return ret; } @@ -310,6 +314,7 @@ static void stack_map_get_build_id_offset(struct bpf_stack_build_id *id_offs, for (i = 0; i < trace_nr; i++) { id_offs[i].status = BPF_STACK_BUILD_ID_IP; id_offs[i].ip = ips[i]; + memset(id_offs[i].build_id, 0, BPF_BUILD_ID_SIZE); } return; } @@ -320,6 +325,7 @@ static void stack_map_get_build_id_offset(struct bpf_stack_build_id *id_offs, /* per entry fall back to ips */ id_offs[i].status = BPF_STACK_BUILD_ID_IP; id_offs[i].ip = ips[i]; + memset(id_offs[i].build_id, 0, BPF_BUILD_ID_SIZE); continue; } id_offs[i].offset = (vma->vm_pgoff << PAGE_SHIFT) + ips[i] diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index f6bc62a9ee8e..56674a7c3778 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -3103,6 +3103,40 @@ static int retrieve_ptr_limit(const struct bpf_reg_state *ptr_reg, } } +static bool can_skip_alu_sanitation(const struct bpf_verifier_env *env, + const struct bpf_insn *insn) +{ + return env->allow_ptr_leaks || BPF_SRC(insn->code) == BPF_K; +} + +static int update_alu_sanitation_state(struct bpf_insn_aux_data *aux, + u32 alu_state, u32 alu_limit) +{ + /* If we arrived here from different branches with different + * state or limits to sanitize, then this won't work. + */ + if (aux->alu_state && + (aux->alu_state != alu_state || + aux->alu_limit != alu_limit)) + return -EACCES; + + /* Corresponding fixup done in fixup_bpf_calls(). */ + aux->alu_state = alu_state; + aux->alu_limit = alu_limit; + return 0; +} + +static int sanitize_val_alu(struct bpf_verifier_env *env, + struct bpf_insn *insn) +{ + struct bpf_insn_aux_data *aux = cur_aux(env); + + if (can_skip_alu_sanitation(env, insn)) + return 0; + + return update_alu_sanitation_state(aux, BPF_ALU_NON_POINTER, 0); +} + static int sanitize_ptr_alu(struct bpf_verifier_env *env, struct bpf_insn *insn, const struct bpf_reg_state *ptr_reg, @@ -3117,7 +3151,7 @@ static int sanitize_ptr_alu(struct bpf_verifier_env *env, struct bpf_reg_state tmp; bool ret; - if (env->allow_ptr_leaks || BPF_SRC(insn->code) == BPF_K) + if (can_skip_alu_sanitation(env, insn)) return 0; /* We already marked aux for masking from non-speculative @@ -3133,19 +3167,8 @@ static int sanitize_ptr_alu(struct bpf_verifier_env *env, if (retrieve_ptr_limit(ptr_reg, &alu_limit, opcode, off_is_neg)) return 0; - - /* If we arrived here from different branches with different - * limits to sanitize, then this won't work. - */ - if (aux->alu_state && - (aux->alu_state != alu_state || - aux->alu_limit != alu_limit)) + if (update_alu_sanitation_state(aux, alu_state, alu_limit)) return -EACCES; - - /* Corresponding fixup done in fixup_bpf_calls(). */ - aux->alu_state = alu_state; - aux->alu_limit = alu_limit; - do_sim: /* Simulate and find potential out-of-bounds access under * speculative execution from truncation as a result of @@ -3418,6 +3441,8 @@ static int adjust_scalar_min_max_vals(struct bpf_verifier_env *env, s64 smin_val, smax_val; u64 umin_val, umax_val; u64 insn_bitness = (BPF_CLASS(insn->code) == BPF_ALU64) ? 64 : 32; + u32 dst = insn->dst_reg; + int ret; if (insn_bitness == 32) { /* Relevant for 32-bit RSH: Information can propagate towards @@ -3452,6 +3477,11 @@ static int adjust_scalar_min_max_vals(struct bpf_verifier_env *env, switch (opcode) { case BPF_ADD: + ret = sanitize_val_alu(env, insn); + if (ret < 0) { + verbose(env, "R%d tried to add from different pointers or scalars\n", dst); + return ret; + } if (signed_add_overflows(dst_reg->smin_value, smin_val) || signed_add_overflows(dst_reg->smax_value, smax_val)) { dst_reg->smin_value = S64_MIN; @@ -3471,6 +3501,11 @@ static int adjust_scalar_min_max_vals(struct bpf_verifier_env *env, dst_reg->var_off = tnum_add(dst_reg->var_off, src_reg.var_off); break; case BPF_SUB: + ret = sanitize_val_alu(env, insn); + if (ret < 0) { + verbose(env, "R%d tried to sub from different pointers or scalars\n", dst); + return ret; + } if (signed_sub_overflows(dst_reg->smin_value, smax_val) || signed_sub_overflows(dst_reg->smax_value, smin_val)) { /* Overflow possible, we know nothing */ diff --git a/kernel/dma/swiotlb.c b/kernel/dma/swiotlb.c index d6361776dc5c..1fb6fd68b9c7 100644 --- a/kernel/dma/swiotlb.c +++ b/kernel/dma/swiotlb.c @@ -378,6 +378,8 @@ void __init swiotlb_exit(void) memblock_free_late(io_tlb_start, PAGE_ALIGN(io_tlb_nslabs << IO_TLB_SHIFT)); } + io_tlb_start = 0; + io_tlb_end = 0; io_tlb_nslabs = 0; max_segment = 0; } diff --git a/kernel/exit.c b/kernel/exit.c index 2d14979577ee..284f2fe9a293 100644 --- a/kernel/exit.c +++ b/kernel/exit.c @@ -866,6 +866,7 @@ void __noreturn do_exit(long code) exit_task_namespaces(tsk); exit_task_work(tsk); exit_thread(tsk); + exit_umh(tsk); /* * Flush inherited counters to the parent - before the parent diff --git a/kernel/seccomp.c b/kernel/seccomp.c index d7f538847b84..e815781ed751 100644 --- a/kernel/seccomp.c +++ b/kernel/seccomp.c @@ -976,6 +976,9 @@ static int seccomp_notify_release(struct inode *inode, struct file *file) struct seccomp_filter *filter = file->private_data; struct seccomp_knotif *knotif; + if (!filter) + return 0; + mutex_lock(&filter->notify_lock); /* @@ -1300,6 +1303,7 @@ out: out_put_fd: if (flags & SECCOMP_FILTER_FLAG_NEW_LISTENER) { if (ret < 0) { + listener_f->private_data = NULL; fput(listener_f); put_unused_fd(listener); } else { diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c index 5c19b8c41c7e..d5fb09ebba8b 100644 --- a/kernel/trace/trace_kprobe.c +++ b/kernel/trace/trace_kprobe.c @@ -607,11 +607,17 @@ static int trace_kprobe_create(int argc, const char *argv[]) char buf[MAX_EVENT_NAME_LEN]; unsigned int flags = TPARG_FL_KERNEL; - /* argc must be >= 1 */ - if (argv[0][0] == 'r') { + switch (argv[0][0]) { + case 'r': is_return = true; flags |= TPARG_FL_RETURN; - } else if (argv[0][0] != 'p' || argc < 2) + break; + case 'p': + break; + default: + return -ECANCELED; + } + if (argc < 2) return -ECANCELED; event = strchr(&argv[0][1], ':'); diff --git a/kernel/umh.c b/kernel/umh.c index 0baa672e023c..d937cbad903a 100644 --- a/kernel/umh.c +++ b/kernel/umh.c @@ -37,6 +37,8 @@ static kernel_cap_t usermodehelper_bset = CAP_FULL_SET; static kernel_cap_t usermodehelper_inheritable = CAP_FULL_SET; static DEFINE_SPINLOCK(umh_sysctl_lock); static DECLARE_RWSEM(umhelper_sem); +static LIST_HEAD(umh_list); +static DEFINE_MUTEX(umh_list_lock); static void call_usermodehelper_freeinfo(struct subprocess_info *info) { @@ -100,10 +102,12 @@ static int call_usermodehelper_exec_async(void *data) commit_creds(new); sub_info->pid = task_pid_nr(current); - if (sub_info->file) + if (sub_info->file) { retval = do_execve_file(sub_info->file, sub_info->argv, sub_info->envp); - else + if (!retval) + current->flags |= PF_UMH; + } else retval = do_execve(getname_kernel(sub_info->path), (const char __user *const __user *)sub_info->argv, (const char __user *const __user *)sub_info->envp); @@ -517,6 +521,11 @@ int fork_usermode_blob(void *data, size_t len, struct umh_info *info) goto out; err = call_usermodehelper_exec(sub_info, UMH_WAIT_EXEC); + if (!err) { + mutex_lock(&umh_list_lock); + list_add(&info->list, &umh_list); + mutex_unlock(&umh_list_lock); + } out: fput(file); return err; @@ -679,6 +688,26 @@ static int proc_cap_handler(struct ctl_table *table, int write, return 0; } +void __exit_umh(struct task_struct *tsk) +{ + struct umh_info *info; + pid_t pid = tsk->pid; + + mutex_lock(&umh_list_lock); + list_for_each_entry(info, &umh_list, list) { + if (info->pid == pid) { + list_del(&info->list); + mutex_unlock(&umh_list_lock); + goto out; + } + } + mutex_unlock(&umh_list_lock); + return; +out: + if (info->cleanup) + info->cleanup(info); +} + struct ctl_table usermodehelper_table[] = { { .procname = "bset", diff --git a/lib/int_sqrt.c b/lib/int_sqrt.c index 14436f4ca6bd..30e0f9770f88 100644 --- a/lib/int_sqrt.c +++ b/lib/int_sqrt.c @@ -52,7 +52,7 @@ u32 int_sqrt64(u64 x) if (x <= ULONG_MAX) return int_sqrt((unsigned long) x); - m = 1ULL << (fls64(x) & ~1ULL); + m = 1ULL << ((fls64(x) - 1) & ~1ULL); while (m != 0) { b = y + m; y >>= 1; diff --git a/lib/sbitmap.c b/lib/sbitmap.c index 65c2d06250a6..5b382c1244ed 100644 --- a/lib/sbitmap.c +++ b/lib/sbitmap.c @@ -26,14 +26,10 @@ static inline bool sbitmap_deferred_clear(struct sbitmap *sb, int index) { unsigned long mask, val; - unsigned long __maybe_unused flags; bool ret = false; + unsigned long flags; - /* Silence bogus lockdep warning */ -#if defined(CONFIG_LOCKDEP) - local_irq_save(flags); -#endif - spin_lock(&sb->map[index].swap_lock); + spin_lock_irqsave(&sb->map[index].swap_lock, flags); if (!sb->map[index].cleared) goto out_unlock; @@ -54,10 +50,7 @@ static inline bool sbitmap_deferred_clear(struct sbitmap *sb, int index) ret = true; out_unlock: - spin_unlock(&sb->map[index].swap_lock); -#if defined(CONFIG_LOCKDEP) - local_irq_restore(flags); -#endif + spin_unlock_irqrestore(&sb->map[index].swap_lock, flags); return ret; } diff --git a/lib/test_xarray.c b/lib/test_xarray.c index 4676c0a1eeca..c596a957f764 100644 --- a/lib/test_xarray.c +++ b/lib/test_xarray.c @@ -199,7 +199,7 @@ static noinline void check_xa_mark_1(struct xarray *xa, unsigned long index) XA_BUG_ON(xa, xa_store_index(xa, index + 1, GFP_KERNEL)); xa_set_mark(xa, index + 1, XA_MARK_0); XA_BUG_ON(xa, xa_store_index(xa, index + 2, GFP_KERNEL)); - xa_set_mark(xa, index + 2, XA_MARK_1); + xa_set_mark(xa, index + 2, XA_MARK_2); XA_BUG_ON(xa, xa_store_index(xa, next, GFP_KERNEL)); xa_store_order(xa, index, order, xa_mk_index(index), GFP_KERNEL); @@ -209,8 +209,8 @@ static noinline void check_xa_mark_1(struct xarray *xa, unsigned long index) void *entry; XA_BUG_ON(xa, !xa_get_mark(xa, i, XA_MARK_0)); - XA_BUG_ON(xa, !xa_get_mark(xa, i, XA_MARK_1)); - XA_BUG_ON(xa, xa_get_mark(xa, i, XA_MARK_2)); + XA_BUG_ON(xa, xa_get_mark(xa, i, XA_MARK_1)); + XA_BUG_ON(xa, !xa_get_mark(xa, i, XA_MARK_2)); /* We should see two elements in the array */ rcu_read_lock(); @@ -357,7 +357,7 @@ static noinline void check_cmpxchg(struct xarray *xa) static noinline void check_reserve(struct xarray *xa) { void *entry; - unsigned long index = 0; + unsigned long index; /* An array with a reserved entry is not empty */ XA_BUG_ON(xa, !xa_empty(xa)); @@ -382,10 +382,12 @@ static noinline void check_reserve(struct xarray *xa) xa_erase_index(xa, 12345678); XA_BUG_ON(xa, !xa_empty(xa)); - /* And so does xa_insert */ + /* But xa_insert does not */ xa_reserve(xa, 12345678, GFP_KERNEL); - XA_BUG_ON(xa, xa_insert(xa, 12345678, xa_mk_value(12345678), 0) != 0); - xa_erase_index(xa, 12345678); + XA_BUG_ON(xa, xa_insert(xa, 12345678, xa_mk_value(12345678), 0) != + -EEXIST); + XA_BUG_ON(xa, xa_empty(xa)); + XA_BUG_ON(xa, xa_erase(xa, 12345678) != NULL); XA_BUG_ON(xa, !xa_empty(xa)); /* Can iterate through a reserved entry */ @@ -393,7 +395,7 @@ static noinline void check_reserve(struct xarray *xa) xa_reserve(xa, 6, GFP_KERNEL); xa_store_index(xa, 7, GFP_KERNEL); - xa_for_each(xa, entry, index, ULONG_MAX, XA_PRESENT) { + xa_for_each(xa, index, entry) { XA_BUG_ON(xa, index != 5 && index != 7); } xa_destroy(xa); @@ -812,17 +814,16 @@ static noinline void check_find_1(struct xarray *xa) static noinline void check_find_2(struct xarray *xa) { void *entry; - unsigned long i, j, index = 0; + unsigned long i, j, index; - xa_for_each(xa, entry, index, ULONG_MAX, XA_PRESENT) { + xa_for_each(xa, index, entry) { XA_BUG_ON(xa, true); } for (i = 0; i < 1024; i++) { xa_store_index(xa, index, GFP_KERNEL); j = 0; - index = 0; - xa_for_each(xa, entry, index, ULONG_MAX, XA_PRESENT) { + xa_for_each(xa, index, entry) { XA_BUG_ON(xa, xa_mk_index(index) != entry); XA_BUG_ON(xa, index != j++); } @@ -839,6 +840,7 @@ static noinline void check_find_3(struct xarray *xa) for (i = 0; i < 100; i++) { for (j = 0; j < 100; j++) { + rcu_read_lock(); for (k = 0; k < 100; k++) { xas_set(&xas, j); xas_for_each_marked(&xas, entry, k, XA_MARK_0) @@ -847,6 +849,7 @@ static noinline void check_find_3(struct xarray *xa) XA_BUG_ON(xa, xas.xa_node != XAS_RESTART); } + rcu_read_unlock(); } xa_store_index(xa, i, GFP_KERNEL); xa_set_mark(xa, i, XA_MARK_0); @@ -1183,6 +1186,35 @@ static noinline void check_store_range(struct xarray *xa) } } +static void check_align_1(struct xarray *xa, char *name) +{ + int i; + unsigned int id; + unsigned long index; + void *entry; + + for (i = 0; i < 8; i++) { + id = 0; + XA_BUG_ON(xa, xa_alloc(xa, &id, UINT_MAX, name + i, GFP_KERNEL) + != 0); + XA_BUG_ON(xa, id != i); + } + xa_for_each(xa, index, entry) + XA_BUG_ON(xa, xa_is_err(entry)); + xa_destroy(xa); +} + +static noinline void check_align(struct xarray *xa) +{ + char name[] = "Motorola 68000"; + + check_align_1(xa, name); + check_align_1(xa, name + 1); + check_align_1(xa, name + 2); + check_align_1(xa, name + 3); +// check_align_2(xa, name); +} + static LIST_HEAD(shadow_nodes); static void test_update_node(struct xa_node *node) @@ -1332,6 +1364,7 @@ static int xarray_checks(void) check_create_range(&array); check_store_range(&array); check_store_iter(&array); + check_align(&xa0); check_workingset(&array, 0); check_workingset(&array, 64); diff --git a/lib/xarray.c b/lib/xarray.c index 5f3f9311de89..81c3171ddde9 100644 --- a/lib/xarray.c +++ b/lib/xarray.c @@ -232,6 +232,8 @@ void *xas_load(struct xa_state *xas) if (xas->xa_shift > node->shift) break; entry = xas_descend(xas, node); + if (node->shift == 0) + break; } return entry; } @@ -506,7 +508,7 @@ static void xas_free_nodes(struct xa_state *xas, struct xa_node *top) for (;;) { void *entry = xa_entry_locked(xas->xa, node, offset); - if (xa_is_node(entry)) { + if (node->shift && xa_is_node(entry)) { node = xa_to_node(entry); offset = 0; continue; @@ -604,6 +606,7 @@ static int xas_expand(struct xa_state *xas, void *head) /* * xas_create() - Create a slot to store an entry in. * @xas: XArray operation state. + * @allow_root: %true if we can store the entry in the root directly * * Most users will not need to call this function directly, as it is called * by xas_store(). It is useful for doing conditional store operations @@ -613,7 +616,7 @@ static int xas_expand(struct xa_state *xas, void *head) * If the slot was newly created, returns %NULL. If it failed to create the * slot, returns %NULL and indicates the error in @xas. */ -static void *xas_create(struct xa_state *xas) +static void *xas_create(struct xa_state *xas, bool allow_root) { struct xarray *xa = xas->xa; void *entry; @@ -628,6 +631,8 @@ static void *xas_create(struct xa_state *xas) shift = xas_expand(xas, entry); if (shift < 0) return NULL; + if (!shift && !allow_root) + shift = XA_CHUNK_SHIFT; entry = xa_head_locked(xa); slot = &xa->xa_head; } else if (xas_error(xas)) { @@ -687,7 +692,7 @@ void xas_create_range(struct xa_state *xas) xas->xa_sibs = 0; for (;;) { - xas_create(xas); + xas_create(xas, true); if (xas_error(xas)) goto restore; if (xas->xa_index <= (index | XA_CHUNK_MASK)) @@ -754,7 +759,7 @@ void *xas_store(struct xa_state *xas, void *entry) bool value = xa_is_value(entry); if (entry) - first = xas_create(xas); + first = xas_create(xas, !xa_is_node(entry)); else first = xas_load(xas); @@ -1251,35 +1256,6 @@ void *xas_find_conflict(struct xa_state *xas) EXPORT_SYMBOL_GPL(xas_find_conflict); /** - * xa_init_flags() - Initialise an empty XArray with flags. - * @xa: XArray. - * @flags: XA_FLAG values. - * - * If you need to initialise an XArray with special flags (eg you need - * to take the lock from interrupt context), use this function instead - * of xa_init(). - * - * Context: Any context. - */ -void xa_init_flags(struct xarray *xa, gfp_t flags) -{ - unsigned int lock_type; - static struct lock_class_key xa_lock_irq; - static struct lock_class_key xa_lock_bh; - - spin_lock_init(&xa->xa_lock); - xa->xa_flags = flags; - xa->xa_head = NULL; - - lock_type = xa_lock_type(xa); - if (lock_type == XA_LOCK_IRQ) - lockdep_set_class(&xa->xa_lock, &xa_lock_irq); - else if (lock_type == XA_LOCK_BH) - lockdep_set_class(&xa->xa_lock, &xa_lock_bh); -} -EXPORT_SYMBOL(xa_init_flags); - -/** * xa_load() - Load an entry from an XArray. * @xa: XArray. * @index: index into array. @@ -1308,7 +1284,6 @@ static void *xas_result(struct xa_state *xas, void *curr) { if (xa_is_zero(curr)) return NULL; - XA_NODE_BUG_ON(xas->xa_node, xa_is_internal(curr)); if (xas_error(xas)) curr = xas->xa_node; return curr; @@ -1378,7 +1353,7 @@ void *__xa_store(struct xarray *xa, unsigned long index, void *entry, gfp_t gfp) XA_STATE(xas, xa, index); void *curr; - if (WARN_ON_ONCE(xa_is_internal(entry))) + if (WARN_ON_ONCE(xa_is_advanced(entry))) return XA_ERROR(-EINVAL); if (xa_track_free(xa) && !entry) entry = XA_ZERO_ENTRY; @@ -1444,7 +1419,7 @@ void *__xa_cmpxchg(struct xarray *xa, unsigned long index, XA_STATE(xas, xa, index); void *curr; - if (WARN_ON_ONCE(xa_is_internal(entry))) + if (WARN_ON_ONCE(xa_is_advanced(entry))) return XA_ERROR(-EINVAL); if (xa_track_free(xa) && !entry) entry = XA_ZERO_ENTRY; @@ -1465,6 +1440,47 @@ void *__xa_cmpxchg(struct xarray *xa, unsigned long index, EXPORT_SYMBOL(__xa_cmpxchg); /** + * __xa_insert() - Store this entry in the XArray if no entry is present. + * @xa: XArray. + * @index: Index into array. + * @entry: New entry. + * @gfp: Memory allocation flags. + * + * Inserting a NULL entry will store a reserved entry (like xa_reserve()) + * if no entry is present. Inserting will fail if a reserved entry is + * present, even though loading from this index will return NULL. + * + * Context: Any context. Expects xa_lock to be held on entry. May + * release and reacquire xa_lock if @gfp flags permit. + * Return: 0 if the store succeeded. -EEXIST if another entry was present. + * -ENOMEM if memory could not be allocated. + */ +int __xa_insert(struct xarray *xa, unsigned long index, void *entry, gfp_t gfp) +{ + XA_STATE(xas, xa, index); + void *curr; + + if (WARN_ON_ONCE(xa_is_advanced(entry))) + return -EINVAL; + if (!entry) + entry = XA_ZERO_ENTRY; + + do { + curr = xas_load(&xas); + if (!curr) { + xas_store(&xas, entry); + if (xa_track_free(xa)) + xas_clear_mark(&xas, XA_FREE_MARK); + } else { + xas_set_err(&xas, -EEXIST); + } + } while (__xas_nomem(&xas, gfp)); + + return xas_error(&xas); +} +EXPORT_SYMBOL(__xa_insert); + +/** * __xa_reserve() - Reserve this index in the XArray. * @xa: XArray. * @index: Index into array. @@ -1567,7 +1583,7 @@ void *xa_store_range(struct xarray *xa, unsigned long first, if (last + 1) order = __ffs(last + 1); xas_set_order(&xas, last, order); - xas_create(&xas); + xas_create(&xas, true); if (xas_error(&xas)) goto unlock; } @@ -1609,7 +1625,7 @@ int __xa_alloc(struct xarray *xa, u32 *id, u32 max, void *entry, gfp_t gfp) XA_STATE(xas, xa, 0); int err; - if (WARN_ON_ONCE(xa_is_internal(entry))) + if (WARN_ON_ONCE(xa_is_advanced(entry))) return -EINVAL; if (WARN_ON_ONCE(!xa_track_free(xa))) return -EINVAL; diff --git a/mm/mincore.c b/mm/mincore.c index f0f91461a9f4..218099b5ed31 100644 --- a/mm/mincore.c +++ b/mm/mincore.c @@ -42,14 +42,72 @@ static int mincore_hugetlb(pte_t *pte, unsigned long hmask, unsigned long addr, return 0; } -static int mincore_unmapped_range(unsigned long addr, unsigned long end, - struct mm_walk *walk) +/* + * Later we can get more picky about what "in core" means precisely. + * For now, simply check to see if the page is in the page cache, + * and is up to date; i.e. that no page-in operation would be required + * at this time if an application were to map and access this page. + */ +static unsigned char mincore_page(struct address_space *mapping, pgoff_t pgoff) +{ + unsigned char present = 0; + struct page *page; + + /* + * When tmpfs swaps out a page from a file, any process mapping that + * file will not get a swp_entry_t in its pte, but rather it is like + * any other file mapping (ie. marked !present and faulted in with + * tmpfs's .fault). So swapped out tmpfs mappings are tested here. + */ +#ifdef CONFIG_SWAP + if (shmem_mapping(mapping)) { + page = find_get_entry(mapping, pgoff); + /* + * shmem/tmpfs may return swap: account for swapcache + * page too. + */ + if (xa_is_value(page)) { + swp_entry_t swp = radix_to_swp_entry(page); + page = find_get_page(swap_address_space(swp), + swp_offset(swp)); + } + } else + page = find_get_page(mapping, pgoff); +#else + page = find_get_page(mapping, pgoff); +#endif + if (page) { + present = PageUptodate(page); + put_page(page); + } + + return present; +} + +static int __mincore_unmapped_range(unsigned long addr, unsigned long end, + struct vm_area_struct *vma, unsigned char *vec) { - unsigned char *vec = walk->private; unsigned long nr = (end - addr) >> PAGE_SHIFT; + int i; - memset(vec, 0, nr); - walk->private += nr; + if (vma->vm_file) { + pgoff_t pgoff; + + pgoff = linear_page_index(vma, addr); + for (i = 0; i < nr; i++, pgoff++) + vec[i] = mincore_page(vma->vm_file->f_mapping, pgoff); + } else { + for (i = 0; i < nr; i++) + vec[i] = 0; + } + return nr; +} + +static int mincore_unmapped_range(unsigned long addr, unsigned long end, + struct mm_walk *walk) +{ + walk->private += __mincore_unmapped_range(addr, end, + walk->vma, walk->private); return 0; } @@ -69,9 +127,8 @@ static int mincore_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end, goto out; } - /* We'll consider a THP page under construction to be there */ if (pmd_trans_unstable(pmd)) { - memset(vec, 1, nr); + __mincore_unmapped_range(addr, end, vma, vec); goto out; } @@ -80,17 +137,28 @@ static int mincore_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end, pte_t pte = *ptep; if (pte_none(pte)) - *vec = 0; + __mincore_unmapped_range(addr, addr + PAGE_SIZE, + vma, vec); else if (pte_present(pte)) *vec = 1; else { /* pte is a swap entry */ swp_entry_t entry = pte_to_swp_entry(pte); - /* - * migration or hwpoison entries are always - * uptodate - */ - *vec = !!non_swap_entry(entry); + if (non_swap_entry(entry)) { + /* + * migration or hwpoison entries are always + * uptodate + */ + *vec = 1; + } else { +#ifdef CONFIG_SWAP + *vec = mincore_page(swap_address_space(entry), + swp_offset(entry)); +#else + WARN_ON(1); + *vec = 1; +#endif + } } vec++; } diff --git a/net/bpfilter/bpfilter_kern.c b/net/bpfilter/bpfilter_kern.c index 7acfc83087d5..7ee4fea93637 100644 --- a/net/bpfilter/bpfilter_kern.c +++ b/net/bpfilter/bpfilter_kern.c @@ -13,39 +13,24 @@ extern char bpfilter_umh_start; extern char bpfilter_umh_end; -static struct umh_info info; -/* since ip_getsockopt() can run in parallel, serialize access to umh */ -static DEFINE_MUTEX(bpfilter_lock); - -static void shutdown_umh(struct umh_info *info) +static void shutdown_umh(void) { struct task_struct *tsk; - if (!info->pid) + if (bpfilter_ops.stop) return; - tsk = get_pid_task(find_vpid(info->pid), PIDTYPE_PID); + + tsk = get_pid_task(find_vpid(bpfilter_ops.info.pid), PIDTYPE_PID); if (tsk) { force_sig(SIGKILL, tsk); put_task_struct(tsk); } - fput(info->pipe_to_umh); - fput(info->pipe_from_umh); - info->pid = 0; } static void __stop_umh(void) { - if (IS_ENABLED(CONFIG_INET)) { - bpfilter_process_sockopt = NULL; - shutdown_umh(&info); - } -} - -static void stop_umh(void) -{ - mutex_lock(&bpfilter_lock); - __stop_umh(); - mutex_unlock(&bpfilter_lock); + if (IS_ENABLED(CONFIG_INET)) + shutdown_umh(); } static int __bpfilter_process_sockopt(struct sock *sk, int optname, @@ -63,10 +48,10 @@ static int __bpfilter_process_sockopt(struct sock *sk, int optname, req.cmd = optname; req.addr = (long __force __user)optval; req.len = optlen; - mutex_lock(&bpfilter_lock); - if (!info.pid) + if (!bpfilter_ops.info.pid) goto out; - n = __kernel_write(info.pipe_to_umh, &req, sizeof(req), &pos); + n = __kernel_write(bpfilter_ops.info.pipe_to_umh, &req, sizeof(req), + &pos); if (n != sizeof(req)) { pr_err("write fail %zd\n", n); __stop_umh(); @@ -74,7 +59,8 @@ static int __bpfilter_process_sockopt(struct sock *sk, int optname, goto out; } pos = 0; - n = kernel_read(info.pipe_from_umh, &reply, sizeof(reply), &pos); + n = kernel_read(bpfilter_ops.info.pipe_from_umh, &reply, sizeof(reply), + &pos); if (n != sizeof(reply)) { pr_err("read fail %zd\n", n); __stop_umh(); @@ -83,37 +69,59 @@ static int __bpfilter_process_sockopt(struct sock *sk, int optname, } ret = reply.status; out: - mutex_unlock(&bpfilter_lock); return ret; } -static int __init load_umh(void) +static int start_umh(void) { int err; /* fork usermode process */ - info.cmdline = "bpfilter_umh"; err = fork_usermode_blob(&bpfilter_umh_start, &bpfilter_umh_end - &bpfilter_umh_start, - &info); + &bpfilter_ops.info); if (err) return err; - pr_info("Loaded bpfilter_umh pid %d\n", info.pid); + bpfilter_ops.stop = false; + pr_info("Loaded bpfilter_umh pid %d\n", bpfilter_ops.info.pid); /* health check that usermode process started correctly */ if (__bpfilter_process_sockopt(NULL, 0, NULL, 0, 0) != 0) { - stop_umh(); + shutdown_umh(); return -EFAULT; } - if (IS_ENABLED(CONFIG_INET)) - bpfilter_process_sockopt = &__bpfilter_process_sockopt; return 0; } +static int __init load_umh(void) +{ + int err; + + mutex_lock(&bpfilter_ops.lock); + if (!bpfilter_ops.stop) { + err = -EFAULT; + goto out; + } + err = start_umh(); + if (!err && IS_ENABLED(CONFIG_INET)) { + bpfilter_ops.sockopt = &__bpfilter_process_sockopt; + bpfilter_ops.start = &start_umh; + } +out: + mutex_unlock(&bpfilter_ops.lock); + return err; +} + static void __exit fini_umh(void) { - stop_umh(); + mutex_lock(&bpfilter_ops.lock); + if (IS_ENABLED(CONFIG_INET)) { + shutdown_umh(); + bpfilter_ops.start = NULL; + bpfilter_ops.sockopt = NULL; + } + mutex_unlock(&bpfilter_ops.lock); } module_init(load_umh); module_exit(fini_umh); diff --git a/net/bpfilter/bpfilter_umh_blob.S b/net/bpfilter/bpfilter_umh_blob.S index 40311d10d2f2..9ea6100dca87 100644 --- a/net/bpfilter/bpfilter_umh_blob.S +++ b/net/bpfilter/bpfilter_umh_blob.S @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0 */ - .section .init.rodata, "a" + .section .rodata, "a" .global bpfilter_umh_start bpfilter_umh_start: .incbin "net/bpfilter/bpfilter_umh" diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c index fe3c758791ca..9e14767500ea 100644 --- a/net/bridge/br_fdb.c +++ b/net/bridge/br_fdb.c @@ -1128,6 +1128,8 @@ int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p, err = -ENOMEM; goto err_unlock; } + if (swdev_notify) + fdb->added_by_user = 1; fdb->added_by_external_learn = 1; fdb_notify(br, fdb, RTM_NEWNEIGH, swdev_notify); } else { @@ -1147,6 +1149,9 @@ int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p, modified = true; } + if (swdev_notify) + fdb->added_by_user = 1; + if (modified) fdb_notify(br, fdb, RTM_NEWNEIGH, swdev_notify); } diff --git a/net/bridge/br_forward.c b/net/bridge/br_forward.c index 5372e2042adf..48ddc60b4fbd 100644 --- a/net/bridge/br_forward.c +++ b/net/bridge/br_forward.c @@ -36,10 +36,10 @@ static inline int should_deliver(const struct net_bridge_port *p, int br_dev_queue_push_xmit(struct net *net, struct sock *sk, struct sk_buff *skb) { + skb_push(skb, ETH_HLEN); if (!is_skb_forwardable(skb->dev, skb)) goto drop; - skb_push(skb, ETH_HLEN); br_drop_fake_rtable(skb); if (skb->ip_summed == CHECKSUM_PARTIAL && @@ -65,6 +65,7 @@ EXPORT_SYMBOL_GPL(br_dev_queue_push_xmit); int br_forward_finish(struct net *net, struct sock *sk, struct sk_buff *skb) { + skb->tstamp = 0; return NF_HOOK(NFPROTO_BRIDGE, NF_BR_POST_ROUTING, net, sk, skb, NULL, skb->dev, br_dev_queue_push_xmit); @@ -97,12 +98,11 @@ static void __br_forward(const struct net_bridge_port *to, net = dev_net(indev); } else { if (unlikely(netpoll_tx_running(to->br->dev))) { - if (!is_skb_forwardable(skb->dev, skb)) { + skb_push(skb, ETH_HLEN); + if (!is_skb_forwardable(skb->dev, skb)) kfree_skb(skb); - } else { - skb_push(skb, ETH_HLEN); + else br_netpoll_send_skb(to, skb); - } return; } br_hook = NF_BR_LOCAL_OUT; diff --git a/net/bridge/br_netfilter_hooks.c b/net/bridge/br_netfilter_hooks.c index d21a23698410..c93c35bb73dd 100644 --- a/net/bridge/br_netfilter_hooks.c +++ b/net/bridge/br_netfilter_hooks.c @@ -265,7 +265,7 @@ int br_nf_pre_routing_finish_bridge(struct net *net, struct sock *sk, struct sk_ struct nf_bridge_info *nf_bridge = nf_bridge_info_get(skb); int ret; - if (neigh->hh.hh_len) { + if ((neigh->nud_state & NUD_CONNECTED) && neigh->hh.hh_len) { neigh_hh_bridge(&neigh->hh, skb); skb->dev = nf_bridge->physindev; ret = br_handle_frame_finish(net, sk, skb); diff --git a/net/bridge/br_netfilter_ipv6.c b/net/bridge/br_netfilter_ipv6.c index 94039f588f1d..564710f88f93 100644 --- a/net/bridge/br_netfilter_ipv6.c +++ b/net/bridge/br_netfilter_ipv6.c @@ -131,6 +131,7 @@ int br_validate_ipv6(struct net *net, struct sk_buff *skb) IPSTATS_MIB_INDISCARDS); goto drop; } + hdr = ipv6_hdr(skb); } if (hdr->nexthdr == NEXTHDR_HOP && br_nf_check_hbh_len(skb)) goto drop; diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h index d240b3e7919f..eabf8bf28a3f 100644 --- a/net/bridge/br_private.h +++ b/net/bridge/br_private.h @@ -107,6 +107,7 @@ struct br_tunnel_info { /* private vlan flags */ enum { BR_VLFLAG_PER_PORT_STATS = BIT(0), + BR_VLFLAG_ADDED_BY_SWITCHDEV = BIT(1), }; /** diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c index 4a2f31157ef5..96abf8feb9dc 100644 --- a/net/bridge/br_vlan.c +++ b/net/bridge/br_vlan.c @@ -80,16 +80,18 @@ static bool __vlan_add_flags(struct net_bridge_vlan *v, u16 flags) } static int __vlan_vid_add(struct net_device *dev, struct net_bridge *br, - u16 vid, u16 flags, struct netlink_ext_ack *extack) + struct net_bridge_vlan *v, u16 flags, + struct netlink_ext_ack *extack) { int err; /* Try switchdev op first. In case it is not supported, fallback to * 8021q add. */ - err = br_switchdev_port_vlan_add(dev, vid, flags, extack); + err = br_switchdev_port_vlan_add(dev, v->vid, flags, extack); if (err == -EOPNOTSUPP) - return vlan_vid_add(dev, br->vlan_proto, vid); + return vlan_vid_add(dev, br->vlan_proto, v->vid); + v->priv_flags |= BR_VLFLAG_ADDED_BY_SWITCHDEV; return err; } @@ -121,19 +123,17 @@ static void __vlan_del_list(struct net_bridge_vlan *v) } static int __vlan_vid_del(struct net_device *dev, struct net_bridge *br, - u16 vid) + const struct net_bridge_vlan *v) { int err; /* Try switchdev op first. In case it is not supported, fallback to * 8021q del. */ - err = br_switchdev_port_vlan_del(dev, vid); - if (err == -EOPNOTSUPP) { - vlan_vid_del(dev, br->vlan_proto, vid); - return 0; - } - return err; + err = br_switchdev_port_vlan_del(dev, v->vid); + if (!(v->priv_flags & BR_VLFLAG_ADDED_BY_SWITCHDEV)) + vlan_vid_del(dev, br->vlan_proto, v->vid); + return err == -EOPNOTSUPP ? 0 : err; } /* Returns a master vlan, if it didn't exist it gets created. In all cases a @@ -242,7 +242,7 @@ static int __vlan_add(struct net_bridge_vlan *v, u16 flags, * This ensures tagged traffic enters the bridge when * promiscuous mode is disabled by br_manage_promisc(). */ - err = __vlan_vid_add(dev, br, v->vid, flags, extack); + err = __vlan_vid_add(dev, br, v, flags, extack); if (err) goto out; @@ -305,7 +305,7 @@ out_fdb_insert: out_filt: if (p) { - __vlan_vid_del(dev, br, v->vid); + __vlan_vid_del(dev, br, v); if (masterv) { if (v->stats && masterv->stats != v->stats) free_percpu(v->stats); @@ -338,7 +338,7 @@ static int __vlan_del(struct net_bridge_vlan *v) __vlan_delete_pvid(vg, v->vid); if (p) { - err = __vlan_vid_del(p->dev, p->br, v->vid); + err = __vlan_vid_del(p->dev, p->br, v); if (err) goto out; } else { diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c index 491828713e0b..5e55cef0cec3 100644 --- a/net/bridge/netfilter/ebtables.c +++ b/net/bridge/netfilter/ebtables.c @@ -1137,14 +1137,16 @@ static int do_replace(struct net *net, const void __user *user, tmp.name[sizeof(tmp.name) - 1] = 0; countersize = COUNTER_OFFSET(tmp.nentries) * nr_cpu_ids; - newinfo = vmalloc(sizeof(*newinfo) + countersize); + newinfo = __vmalloc(sizeof(*newinfo) + countersize, GFP_KERNEL_ACCOUNT, + PAGE_KERNEL); if (!newinfo) return -ENOMEM; if (countersize) memset(newinfo->counters, 0, countersize); - newinfo->entries = vmalloc(tmp.entries_size); + newinfo->entries = __vmalloc(tmp.entries_size, GFP_KERNEL_ACCOUNT, + PAGE_KERNEL); if (!newinfo->entries) { ret = -ENOMEM; goto free_newinfo; diff --git a/net/bridge/netfilter/nft_reject_bridge.c b/net/bridge/netfilter/nft_reject_bridge.c index 08cbed7d940e..419e8edf23ba 100644 --- a/net/bridge/netfilter/nft_reject_bridge.c +++ b/net/bridge/netfilter/nft_reject_bridge.c @@ -229,6 +229,7 @@ static bool reject6_br_csum_ok(struct sk_buff *skb, int hook) pskb_trim_rcsum(skb, ntohs(ip6h->payload_len) + sizeof(*ip6h))) return false; + ip6h = ipv6_hdr(skb); thoff = ipv6_skip_exthdr(skb, ((u8*)(ip6h+1) - skb->data), &proto, &fo); if (thoff < 0 || thoff >= skb->len || (fo & htons(~0x7)) != 0) return false; diff --git a/net/can/gw.c b/net/can/gw.c index faa3da88a127..53859346dc9a 100644 --- a/net/can/gw.c +++ b/net/can/gw.c @@ -416,13 +416,29 @@ static void can_can_gw_rcv(struct sk_buff *skb, void *data) while (modidx < MAX_MODFUNCTIONS && gwj->mod.modfunc[modidx]) (*gwj->mod.modfunc[modidx++])(cf, &gwj->mod); - /* check for checksum updates when the CAN frame has been modified */ + /* Has the CAN frame been modified? */ if (modidx) { - if (gwj->mod.csumfunc.crc8) + /* get available space for the processed CAN frame type */ + int max_len = nskb->len - offsetof(struct can_frame, data); + + /* dlc may have changed, make sure it fits to the CAN frame */ + if (cf->can_dlc > max_len) + goto out_delete; + + /* check for checksum updates in classic CAN length only */ + if (gwj->mod.csumfunc.crc8) { + if (cf->can_dlc > 8) + goto out_delete; + (*gwj->mod.csumfunc.crc8)(cf, &gwj->mod.csum.crc8); + } + + if (gwj->mod.csumfunc.xor) { + if (cf->can_dlc > 8) + goto out_delete; - if (gwj->mod.csumfunc.xor) (*gwj->mod.csumfunc.xor)(cf, &gwj->mod.csum.xor); + } } /* clear the skb timestamp if not configured the other way */ @@ -434,6 +450,14 @@ static void can_can_gw_rcv(struct sk_buff *skb, void *data) gwj->dropped_frames++; else gwj->handled_frames++; + + return; + + out_delete: + /* delete frame due to misconfiguration */ + gwj->deleted_frames++; + kfree_skb(nskb); + return; } static inline int cgw_register_filter(struct net *net, struct cgw_job *gwj) diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c index d5718284db57..3661cdd927f1 100644 --- a/net/ceph/messenger.c +++ b/net/ceph/messenger.c @@ -3206,9 +3206,10 @@ void ceph_con_keepalive(struct ceph_connection *con) dout("con_keepalive %p\n", con); mutex_lock(&con->mutex); clear_standby(con); + con_flag_set(con, CON_FLAG_KEEPALIVE_PENDING); mutex_unlock(&con->mutex); - if (con_flag_test_and_set(con, CON_FLAG_KEEPALIVE_PENDING) == 0 && - con_flag_test_and_set(con, CON_FLAG_WRITE_PENDING) == 0) + + if (con_flag_test_and_set(con, CON_FLAG_WRITE_PENDING) == 0) queue_con(con); } EXPORT_SYMBOL(ceph_con_keepalive); diff --git a/net/core/filter.c b/net/core/filter.c index 447dd1bad31f..7559d6835ecb 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -2020,18 +2020,19 @@ static inline int __bpf_tx_skb(struct net_device *dev, struct sk_buff *skb) static int __bpf_redirect_no_mac(struct sk_buff *skb, struct net_device *dev, u32 flags) { - /* skb->mac_len is not set on normal egress */ - unsigned int mlen = skb->network_header - skb->mac_header; + unsigned int mlen = skb_network_offset(skb); - __skb_pull(skb, mlen); + if (mlen) { + __skb_pull(skb, mlen); - /* At ingress, the mac header has already been pulled once. - * At egress, skb_pospull_rcsum has to be done in case that - * the skb is originated from ingress (i.e. a forwarded skb) - * to ensure that rcsum starts at net header. - */ - if (!skb_at_tc_ingress(skb)) - skb_postpull_rcsum(skb, skb_mac_header(skb), mlen); + /* At ingress, the mac header has already been pulled once. + * At egress, skb_pospull_rcsum has to be done in case that + * the skb is originated from ingress (i.e. a forwarded skb) + * to ensure that rcsum starts at net header. + */ + if (!skb_at_tc_ingress(skb)) + skb_postpull_rcsum(skb, skb_mac_header(skb), mlen); + } skb_pop_mac_header(skb); skb_reset_mac_len(skb); return flags & BPF_F_INGRESS ? @@ -4119,6 +4120,10 @@ BPF_CALL_5(bpf_setsockopt, struct bpf_sock_ops_kern *, bpf_sock, sk->sk_sndbuf = max_t(int, val * 2, SOCK_MIN_SNDBUF); break; case SO_MAX_PACING_RATE: /* 32bit version */ + if (val != ~0U) + cmpxchg(&sk->sk_pacing_status, + SK_PACING_NONE, + SK_PACING_NEEDED); sk->sk_max_pacing_rate = (val == ~0U) ? ~0UL : val; sk->sk_pacing_rate = min(sk->sk_pacing_rate, sk->sk_max_pacing_rate); @@ -4132,7 +4137,10 @@ BPF_CALL_5(bpf_setsockopt, struct bpf_sock_ops_kern *, bpf_sock, sk->sk_rcvlowat = val ? : 1; break; case SO_MARK: - sk->sk_mark = val; + if (sk->sk_mark != val) { + sk->sk_mark = val; + sk_dst_reset(sk); + } break; default: ret = -EINVAL; @@ -4203,7 +4211,7 @@ BPF_CALL_5(bpf_setsockopt, struct bpf_sock_ops_kern *, bpf_sock, /* Only some options are supported */ switch (optname) { case TCP_BPF_IW: - if (val <= 0 || tp->data_segs_out > 0) + if (val <= 0 || tp->data_segs_out > tp->syn_data) ret = -EINVAL; else tp->snd_cwnd = val; @@ -5309,7 +5317,7 @@ bpf_base_func_proto(enum bpf_func_id func_id) case BPF_FUNC_trace_printk: if (capable(CAP_SYS_ADMIN)) return bpf_get_trace_printk_proto(); - /* else: fall through */ + /* else, fall through */ default: return NULL; } diff --git a/net/core/lwt_bpf.c b/net/core/lwt_bpf.c index 3e85437f7106..a648568c5e8f 100644 --- a/net/core/lwt_bpf.c +++ b/net/core/lwt_bpf.c @@ -63,6 +63,7 @@ static int run_lwt_bpf(struct sk_buff *skb, struct bpf_lwt_prog *lwt, lwt->name ? : "<unknown>"); ret = BPF_OK; } else { + skb_reset_mac_header(skb); ret = skb_do_redirect(skb); if (ret == 0) ret = BPF_REDIRECT; diff --git a/net/core/neighbour.c b/net/core/neighbour.c index 763a7b08df67..4230400b9a30 100644 --- a/net/core/neighbour.c +++ b/net/core/neighbour.c @@ -18,6 +18,7 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/slab.h> +#include <linux/kmemleak.h> #include <linux/types.h> #include <linux/kernel.h> #include <linux/module.h> @@ -443,12 +444,14 @@ static struct neigh_hash_table *neigh_hash_alloc(unsigned int shift) ret = kmalloc(sizeof(*ret), GFP_ATOMIC); if (!ret) return NULL; - if (size <= PAGE_SIZE) + if (size <= PAGE_SIZE) { buckets = kzalloc(size, GFP_ATOMIC); - else + } else { buckets = (struct neighbour __rcu **) __get_free_pages(GFP_ATOMIC | __GFP_ZERO, get_order(size)); + kmemleak_alloc(buckets, size, 1, GFP_ATOMIC); + } if (!buckets) { kfree(ret); return NULL; @@ -468,10 +471,12 @@ static void neigh_hash_free_rcu(struct rcu_head *head) size_t size = (1 << nht->hash_shift) * sizeof(struct neighbour *); struct neighbour __rcu **buckets = nht->hash_buckets; - if (size <= PAGE_SIZE) + if (size <= PAGE_SIZE) { kfree(buckets); - else + } else { + kmemleak_free(buckets); free_pages((unsigned long)buckets, get_order(size)); + } kfree(nht); } @@ -1002,7 +1007,7 @@ static void neigh_probe(struct neighbour *neigh) if (neigh->ops->solicit) neigh->ops->solicit(neigh, skb); atomic_inc(&neigh->probes); - kfree_skb(skb); + consume_skb(skb); } /* Called when a timer expires for a neighbour entry. */ diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 37317ffec146..26d848484912 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -5270,7 +5270,6 @@ struct sk_buff *alloc_skb_with_frags(unsigned long header_len, unsigned long chunk; struct sk_buff *skb; struct page *page; - gfp_t gfp_head; int i; *errcode = -EMSGSIZE; @@ -5280,12 +5279,8 @@ struct sk_buff *alloc_skb_with_frags(unsigned long header_len, if (npages > MAX_SKB_FRAGS) return NULL; - gfp_head = gfp_mask; - if (gfp_head & __GFP_DIRECT_RECLAIM) - gfp_head |= __GFP_RETRY_MAYFAIL; - *errcode = -ENOBUFS; - skb = alloc_skb(header_len, gfp_head); + skb = alloc_skb(header_len, gfp_mask); if (!skb) return NULL; diff --git a/net/ipv4/bpfilter/sockopt.c b/net/ipv4/bpfilter/sockopt.c index 5e04ed25bc0e..1e976bb93d99 100644 --- a/net/ipv4/bpfilter/sockopt.c +++ b/net/ipv4/bpfilter/sockopt.c @@ -1,28 +1,54 @@ // SPDX-License-Identifier: GPL-2.0 +#include <linux/init.h> +#include <linux/module.h> #include <linux/uaccess.h> #include <linux/bpfilter.h> #include <uapi/linux/bpf.h> #include <linux/wait.h> #include <linux/kmod.h> +#include <linux/fs.h> +#include <linux/file.h> -int (*bpfilter_process_sockopt)(struct sock *sk, int optname, - char __user *optval, - unsigned int optlen, bool is_set); -EXPORT_SYMBOL_GPL(bpfilter_process_sockopt); +struct bpfilter_umh_ops bpfilter_ops; +EXPORT_SYMBOL_GPL(bpfilter_ops); + +static void bpfilter_umh_cleanup(struct umh_info *info) +{ + mutex_lock(&bpfilter_ops.lock); + bpfilter_ops.stop = true; + fput(info->pipe_to_umh); + fput(info->pipe_from_umh); + info->pid = 0; + mutex_unlock(&bpfilter_ops.lock); +} static int bpfilter_mbox_request(struct sock *sk, int optname, char __user *optval, unsigned int optlen, bool is_set) { - if (!bpfilter_process_sockopt) { - int err = request_module("bpfilter"); + int err; + mutex_lock(&bpfilter_ops.lock); + if (!bpfilter_ops.sockopt) { + mutex_unlock(&bpfilter_ops.lock); + err = request_module("bpfilter"); + mutex_lock(&bpfilter_ops.lock); if (err) - return err; - if (!bpfilter_process_sockopt) - return -ECHILD; + goto out; + if (!bpfilter_ops.sockopt) { + err = -ECHILD; + goto out; + } + } + if (bpfilter_ops.stop) { + err = bpfilter_ops.start(); + if (err) + goto out; } - return bpfilter_process_sockopt(sk, optname, optval, optlen, is_set); + err = bpfilter_ops.sockopt(sk, optname, optval, optlen, is_set); +out: + mutex_unlock(&bpfilter_ops.lock); + return err; } int bpfilter_ip_set_sockopt(struct sock *sk, int optname, char __user *optval, @@ -41,3 +67,15 @@ int bpfilter_ip_get_sockopt(struct sock *sk, int optname, char __user *optval, return bpfilter_mbox_request(sk, optname, optval, len, false); } + +static int __init bpfilter_sockopt_init(void) +{ + mutex_init(&bpfilter_ops.lock); + bpfilter_ops.stop = true; + bpfilter_ops.info.cmdline = "bpfilter_umh"; + bpfilter_ops.info.cleanup = &bpfilter_umh_cleanup; + + return 0; +} + +module_init(bpfilter_sockopt_init); diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index 04ba321ae5ce..e258a00b4a3d 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -1826,7 +1826,7 @@ put_tgt_net: if (fillargs.netnsid >= 0) put_net(tgt_net); - return err < 0 ? err : skb->len; + return skb->len ? : err; } static void rtmsg_ifa(int event, struct in_ifaddr *ifa, struct nlmsghdr *nlh, diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c index 6df95be96311..fe4f6a624238 100644 --- a/net/ipv4/fib_frontend.c +++ b/net/ipv4/fib_frontend.c @@ -203,7 +203,7 @@ static void fib_flush(struct net *net) struct fib_table *tb; hlist_for_each_entry_safe(tb, tmp, head, tb_hlist) - flushed += fib_table_flush(net, tb); + flushed += fib_table_flush(net, tb, false); } if (flushed) @@ -1463,7 +1463,7 @@ static void ip_fib_net_exit(struct net *net) hlist_for_each_entry_safe(tb, tmp, head, tb_hlist) { hlist_del(&tb->tb_hlist); - fib_table_flush(net, tb); + fib_table_flush(net, tb, true); fib_free_table(tb); } } diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index 237c9f72b265..a573e37e0615 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -1856,7 +1856,7 @@ void fib_table_flush_external(struct fib_table *tb) } /* Caller must hold RTNL. */ -int fib_table_flush(struct net *net, struct fib_table *tb) +int fib_table_flush(struct net *net, struct fib_table *tb, bool flush_all) { struct trie *t = (struct trie *)tb->tb_data; struct key_vector *pn = t->kv; @@ -1904,8 +1904,17 @@ int fib_table_flush(struct net *net, struct fib_table *tb) hlist_for_each_entry_safe(fa, tmp, &n->leaf, fa_list) { struct fib_info *fi = fa->fa_info; - if (!fi || !(fi->fib_flags & RTNH_F_DEAD) || - tb->tb_id != fa->tb_id) { + if (!fi || tb->tb_id != fa->tb_id || + (!(fi->fib_flags & RTNH_F_DEAD) && + !fib_props[fa->fa_type].error)) { + slen = fa->fa_slen; + continue; + } + + /* Do not flush error routes if network namespace is + * not being dismantled + */ + if (!flush_all && fib_props[fa->fa_type].error) { slen = fa->fa_slen; continue; } diff --git a/net/ipv4/fou.c b/net/ipv4/fou.c index 0c9f171fb085..437070d1ffb1 100644 --- a/net/ipv4/fou.c +++ b/net/ipv4/fou.c @@ -1020,10 +1020,11 @@ static int gue_err(struct sk_buff *skb, u32 info) { int transport_offset = skb_transport_offset(skb); struct guehdr *guehdr; - size_t optlen; + size_t len, optlen; int ret; - if (skb->len < sizeof(struct udphdr) + sizeof(struct guehdr)) + len = sizeof(struct udphdr) + sizeof(struct guehdr); + if (!pskb_may_pull(skb, len)) return -EINVAL; guehdr = (struct guehdr *)&udp_hdr(skb)[1]; @@ -1058,6 +1059,10 @@ static int gue_err(struct sk_buff *skb, u32 info) optlen = guehdr->hlen << 2; + if (!pskb_may_pull(skb, len + optlen)) + return -EINVAL; + + guehdr = (struct guehdr *)&udp_hdr(skb)[1]; if (validate_gue_flags(guehdr, optlen)) return -EINVAL; @@ -1065,7 +1070,8 @@ static int gue_err(struct sk_buff *skb, u32 info) * recursion. Besides, this kind of encapsulation can't even be * configured currently. Discard this. */ - if (guehdr->proto_ctype == IPPROTO_UDP) + if (guehdr->proto_ctype == IPPROTO_UDP || + guehdr->proto_ctype == IPPROTO_UDPLITE) return -EOPNOTSUPP; skb_set_transport_header(skb, -(int)sizeof(struct icmphdr)); diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index d1d09f3e5f9e..b1a74d80d868 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -569,8 +569,7 @@ err_free_skb: dev->stats.tx_dropped++; } -static void erspan_fb_xmit(struct sk_buff *skb, struct net_device *dev, - __be16 proto) +static void erspan_fb_xmit(struct sk_buff *skb, struct net_device *dev) { struct ip_tunnel *tunnel = netdev_priv(dev); struct ip_tunnel_info *tun_info; @@ -578,10 +577,10 @@ static void erspan_fb_xmit(struct sk_buff *skb, struct net_device *dev, struct erspan_metadata *md; struct rtable *rt = NULL; bool truncate = false; + __be16 df, proto; struct flowi4 fl; int tunnel_hlen; int version; - __be16 df; int nhoff; int thoff; @@ -626,18 +625,20 @@ static void erspan_fb_xmit(struct sk_buff *skb, struct net_device *dev, if (version == 1) { erspan_build_header(skb, ntohl(tunnel_id_to_key32(key->tun_id)), ntohl(md->u.index), truncate, true); + proto = htons(ETH_P_ERSPAN); } else if (version == 2) { erspan_build_header_v2(skb, ntohl(tunnel_id_to_key32(key->tun_id)), md->u.md2.dir, get_hwid(&md->u.md2), truncate, true); + proto = htons(ETH_P_ERSPAN2); } else { goto err_free_rt; } gre_build_header(skb, 8, TUNNEL_SEQ, - htons(ETH_P_ERSPAN), 0, htonl(tunnel->o_seqno++)); + proto, 0, htonl(tunnel->o_seqno++)); df = key->tun_flags & TUNNEL_DONT_FRAGMENT ? htons(IP_DF) : 0; @@ -721,12 +722,13 @@ static netdev_tx_t erspan_xmit(struct sk_buff *skb, { struct ip_tunnel *tunnel = netdev_priv(dev); bool truncate = false; + __be16 proto; if (!pskb_inet_may_pull(skb)) goto free_skb; if (tunnel->collect_md) { - erspan_fb_xmit(skb, dev, skb->protocol); + erspan_fb_xmit(skb, dev); return NETDEV_TX_OK; } @@ -742,19 +744,22 @@ static netdev_tx_t erspan_xmit(struct sk_buff *skb, } /* Push ERSPAN header */ - if (tunnel->erspan_ver == 1) + if (tunnel->erspan_ver == 1) { erspan_build_header(skb, ntohl(tunnel->parms.o_key), tunnel->index, truncate, true); - else if (tunnel->erspan_ver == 2) + proto = htons(ETH_P_ERSPAN); + } else if (tunnel->erspan_ver == 2) { erspan_build_header_v2(skb, ntohl(tunnel->parms.o_key), tunnel->dir, tunnel->hwid, truncate, true); - else + proto = htons(ETH_P_ERSPAN2); + } else { goto free_skb; + } tunnel->parms.o_flags &= ~TUNNEL_KEY; - __gre_xmit(skb, dev, &tunnel->parms.iph, htons(ETH_P_ERSPAN)); + __gre_xmit(skb, dev, &tunnel->parms.iph, proto); return NETDEV_TX_OK; free_skb: diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c index 26921f6b3b92..51d8efba6de2 100644 --- a/net/ipv4/ip_input.c +++ b/net/ipv4/ip_input.c @@ -488,6 +488,7 @@ static struct sk_buff *ip_rcv_core(struct sk_buff *skb, struct net *net) goto drop; } + iph = ip_hdr(skb); skb->transport_header = skb->network_header + iph->ihl*4; /* Remove any debris in the socket control block */ diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c index fffcc130900e..82f341e84fae 100644 --- a/net/ipv4/ip_sockglue.c +++ b/net/ipv4/ip_sockglue.c @@ -148,19 +148,17 @@ static void ip_cmsg_recv_security(struct msghdr *msg, struct sk_buff *skb) static void ip_cmsg_recv_dstaddr(struct msghdr *msg, struct sk_buff *skb) { + __be16 _ports[2], *ports; struct sockaddr_in sin; - __be16 *ports; - int end; - - end = skb_transport_offset(skb) + 4; - if (end > 0 && !pskb_may_pull(skb, end)) - return; /* All current transport protocols have the port numbers in the * first four bytes of the transport header and this function is * written with this assumption in mind. */ - ports = (__be16 *)skb_transport_header(skb); + ports = skb_header_pointer(skb, skb_transport_offset(skb), + sizeof(_ports), &_ports); + if (!ports) + return; sin.sin_family = AF_INET; sin.sin_addr.s_addr = ip_hdr(skb)->daddr; diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 27e2f6837062..2079145a3b7c 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -1186,7 +1186,7 @@ int tcp_sendmsg_locked(struct sock *sk, struct msghdr *msg, size_t size) flags = msg->msg_flags; if (flags & MSG_ZEROCOPY && size && sock_flag(sk, SOCK_ZEROCOPY)) { - if (sk->sk_state != TCP_ESTABLISHED) { + if ((1 << sk->sk_state) & ~(TCPF_ESTABLISHED | TCPF_CLOSE_WAIT)) { err = -EINVAL; goto out_err; } diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c index f87dbc78b6bc..71a29e9c0620 100644 --- a/net/ipv4/tcp_timer.c +++ b/net/ipv4/tcp_timer.c @@ -226,7 +226,7 @@ static int tcp_write_timeout(struct sock *sk) if ((1 << sk->sk_state) & (TCPF_SYN_SENT | TCPF_SYN_RECV)) { if (icsk->icsk_retransmits) { dst_negative_advice(sk); - } else if (!tp->syn_data && !tp->syn_fastopen) { + } else { sk_rethink_txhash(sk); } retry_until = icsk->icsk_syn_retries ? : net->ipv4.sysctl_tcp_syn_retries; diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 3fb0ed5e4789..5c3cd5d84a6f 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -847,15 +847,23 @@ static int udp_send_skb(struct sk_buff *skb, struct flowi4 *fl4, const int hlen = skb_network_header_len(skb) + sizeof(struct udphdr); - if (hlen + cork->gso_size > cork->fragsize) + if (hlen + cork->gso_size > cork->fragsize) { + kfree_skb(skb); return -EINVAL; - if (skb->len > cork->gso_size * UDP_MAX_SEGMENTS) + } + if (skb->len > cork->gso_size * UDP_MAX_SEGMENTS) { + kfree_skb(skb); return -EINVAL; - if (sk->sk_no_check_tx) + } + if (sk->sk_no_check_tx) { + kfree_skb(skb); return -EINVAL; + } if (skb->ip_summed != CHECKSUM_PARTIAL || is_udplite || - dst_xfrm(skb_dst(skb))) + dst_xfrm(skb_dst(skb))) { + kfree_skb(skb); return -EIO; + } skb_shinfo(skb)->gso_size = cork->gso_size; skb_shinfo(skb)->gso_type = SKB_GSO_UDP_L4; @@ -1918,7 +1926,7 @@ void udp_lib_rehash(struct sock *sk, u16 newhash) } EXPORT_SYMBOL(udp_lib_rehash); -static void udp_v4_rehash(struct sock *sk) +void udp_v4_rehash(struct sock *sk) { u16 new_hash = ipv4_portaddr_hash(sock_net(sk), inet_sk(sk)->inet_rcv_saddr, diff --git a/net/ipv4/udp_impl.h b/net/ipv4/udp_impl.h index 322672655419..6b2fa77eeb1c 100644 --- a/net/ipv4/udp_impl.h +++ b/net/ipv4/udp_impl.h @@ -10,6 +10,7 @@ int __udp4_lib_rcv(struct sk_buff *, struct udp_table *, int); int __udp4_lib_err(struct sk_buff *, u32, struct udp_table *); int udp_v4_get_port(struct sock *sk, unsigned short snum); +void udp_v4_rehash(struct sock *sk); int udp_setsockopt(struct sock *sk, int level, int optname, char __user *optval, unsigned int optlen); diff --git a/net/ipv4/udplite.c b/net/ipv4/udplite.c index 39c7f17d916f..3c94b8f0ff27 100644 --- a/net/ipv4/udplite.c +++ b/net/ipv4/udplite.c @@ -53,6 +53,7 @@ struct proto udplite_prot = { .sendpage = udp_sendpage, .hash = udp_lib_hash, .unhash = udp_lib_unhash, + .rehash = udp_v4_rehash, .get_port = udp_v4_get_port, .memory_allocated = &udp_memory_allocated, .sysctl_mem = sysctl_udp_mem, diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 8eeec6eb2bd3..93d5ad2b1a69 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -5154,7 +5154,7 @@ put_tgt_net: if (fillargs.netnsid >= 0) put_net(tgt_net); - return err < 0 ? err : skb->len; + return skb->len ? : err; } static int inet6_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb) diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c index 0bfb6cc0a30a..d99753b5e39b 100644 --- a/net/ipv6/af_inet6.c +++ b/net/ipv6/af_inet6.c @@ -310,6 +310,7 @@ static int __inet6_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len, /* Check if the address belongs to the host. */ if (addr_type == IPV6_ADDR_MAPPED) { + struct net_device *dev = NULL; int chk_addr_ret; /* Binding to v4-mapped address on a v6-only socket @@ -320,9 +321,20 @@ static int __inet6_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len, goto out; } + rcu_read_lock(); + if (sk->sk_bound_dev_if) { + dev = dev_get_by_index_rcu(net, sk->sk_bound_dev_if); + if (!dev) { + err = -ENODEV; + goto out_unlock; + } + } + /* Reproduce AF_INET checks to make the bindings consistent */ v4addr = addr->sin6_addr.s6_addr32[3]; - chk_addr_ret = inet_addr_type(net, v4addr); + chk_addr_ret = inet_addr_type_dev_table(net, dev, v4addr); + rcu_read_unlock(); + if (!inet_can_nonlocal_bind(net, inet) && v4addr != htonl(INADDR_ANY) && chk_addr_ret != RTN_LOCAL && diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c index bde08aa549f3..ee4a4e54d016 100644 --- a/net/ipv6/datagram.c +++ b/net/ipv6/datagram.c @@ -341,6 +341,7 @@ void ipv6_local_error(struct sock *sk, int err, struct flowi6 *fl6, u32 info) skb_reset_network_header(skb); iph = ipv6_hdr(skb); iph->daddr = fl6->daddr; + ip6_flow_hdr(iph, 0, 0); serr = SKB_EXT_ERR(skb); serr->ee.ee_errno = err; @@ -700,17 +701,15 @@ void ip6_datagram_recv_specific_ctl(struct sock *sk, struct msghdr *msg, } if (np->rxopt.bits.rxorigdstaddr) { struct sockaddr_in6 sin6; - __be16 *ports; - int end; + __be16 _ports[2], *ports; - end = skb_transport_offset(skb) + 4; - if (end <= 0 || pskb_may_pull(skb, end)) { + ports = skb_header_pointer(skb, skb_transport_offset(skb), + sizeof(_ports), &_ports); + if (ports) { /* All current transport protocols have the port numbers in the * first four bytes of the transport header and this function is * written with this assumption in mind. */ - ports = (__be16 *)skb_transport_header(skb); - sin6.sin6_family = AF_INET6; sin6.sin6_addr = ipv6_hdr(skb)->daddr; sin6.sin6_port = ports[1]; diff --git a/net/ipv6/fou6.c b/net/ipv6/fou6.c index bd675c61deb1..b858bd5280bf 100644 --- a/net/ipv6/fou6.c +++ b/net/ipv6/fou6.c @@ -90,10 +90,11 @@ static int gue6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, { int transport_offset = skb_transport_offset(skb); struct guehdr *guehdr; - size_t optlen; + size_t len, optlen; int ret; - if (skb->len < sizeof(struct udphdr) + sizeof(struct guehdr)) + len = sizeof(struct udphdr) + sizeof(struct guehdr); + if (!pskb_may_pull(skb, len)) return -EINVAL; guehdr = (struct guehdr *)&udp_hdr(skb)[1]; @@ -128,9 +129,21 @@ static int gue6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, optlen = guehdr->hlen << 2; + if (!pskb_may_pull(skb, len + optlen)) + return -EINVAL; + + guehdr = (struct guehdr *)&udp_hdr(skb)[1]; if (validate_gue_flags(guehdr, optlen)) return -EINVAL; + /* Handling exceptions for direct UDP encapsulation in GUE would lead to + * recursion. Besides, this kind of encapsulation can't even be + * configured currently. Discard this. + */ + if (guehdr->proto_ctype == IPPROTO_UDP || + guehdr->proto_ctype == IPPROTO_UDPLITE) + return -EOPNOTSUPP; + skb_set_transport_header(skb, -(int)sizeof(struct icmp6hdr)); ret = gue6_err_proto_handler(guehdr->proto_ctype, skb, opt, type, code, offset, info); diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c index 5d7aa2c2770c..bbcdfd299692 100644 --- a/net/ipv6/icmp.c +++ b/net/ipv6/icmp.c @@ -423,10 +423,10 @@ static int icmp6_iif(const struct sk_buff *skb) static void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info, const struct in6_addr *force_saddr) { - struct net *net = dev_net(skb->dev); struct inet6_dev *idev = NULL; struct ipv6hdr *hdr = ipv6_hdr(skb); struct sock *sk; + struct net *net; struct ipv6_pinfo *np; const struct in6_addr *saddr = NULL; struct dst_entry *dst; @@ -437,12 +437,16 @@ static void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info, int iif = 0; int addr_type = 0; int len; - u32 mark = IP6_REPLY_MARK(net, skb->mark); + u32 mark; if ((u8 *)hdr < skb->head || (skb_network_header(skb) + sizeof(*hdr)) > skb_tail_pointer(skb)) return; + if (!skb->dev) + return; + net = dev_net(skb->dev); + mark = IP6_REPLY_MARK(net, skb->mark); /* * Make sure we respect the rules * i.e. RFC 1885 2.4(e) diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index 09d0826742f8..b1be67ca6768 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -922,6 +922,7 @@ static netdev_tx_t ip6erspan_tunnel_xmit(struct sk_buff *skb, __u8 dsfield = false; struct flowi6 fl6; int err = -EINVAL; + __be16 proto; __u32 mtu; int nhoff; int thoff; @@ -1035,8 +1036,9 @@ static netdev_tx_t ip6erspan_tunnel_xmit(struct sk_buff *skb, } /* Push GRE header. */ - gre_build_header(skb, 8, TUNNEL_SEQ, - htons(ETH_P_ERSPAN), 0, htonl(t->o_seqno++)); + proto = (t->parms.erspan_ver == 1) ? htons(ETH_P_ERSPAN) + : htons(ETH_P_ERSPAN2); + gre_build_header(skb, 8, TUNNEL_SEQ, proto, 0, htonl(t->o_seqno++)); /* TooBig packet may have updated dst->dev's mtu */ if (!t->parms.collect_md && dst && dst_mtu(dst) > dst->dev->mtu) @@ -1169,6 +1171,10 @@ static void ip6gre_tnl_copy_tnl_parm(struct ip6_tnl *t, t->parms.i_flags = p->i_flags; t->parms.o_flags = p->o_flags; t->parms.fwmark = p->fwmark; + t->parms.erspan_ver = p->erspan_ver; + t->parms.index = p->index; + t->parms.dir = p->dir; + t->parms.hwid = p->hwid; dst_cache_reset(&t->dst_cache); } @@ -2025,9 +2031,9 @@ static int ip6gre_changelink(struct net_device *dev, struct nlattr *tb[], struct nlattr *data[], struct netlink_ext_ack *extack) { - struct ip6gre_net *ign = net_generic(dev_net(dev), ip6gre_net_id); + struct ip6_tnl *t = netdev_priv(dev); + struct ip6gre_net *ign = net_generic(t->net, ip6gre_net_id); struct __ip6_tnl_parm p; - struct ip6_tnl *t; t = ip6gre_changelink_common(dev, tb, data, &p, extack); if (IS_ERR(t)) diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 40b225f87d5e..964491cf3672 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -4251,17 +4251,6 @@ struct rt6_nh { struct list_head next; }; -static void ip6_print_replace_route_err(struct list_head *rt6_nh_list) -{ - struct rt6_nh *nh; - - list_for_each_entry(nh, rt6_nh_list, next) { - pr_warn("IPV6: multipath route replace failed (check consistency of installed routes): %pI6c nexthop %pI6c ifi %d\n", - &nh->r_cfg.fc_dst, &nh->r_cfg.fc_gateway, - nh->r_cfg.fc_ifindex); - } -} - static int ip6_route_info_append(struct net *net, struct list_head *rt6_nh_list, struct fib6_info *rt, @@ -4407,7 +4396,8 @@ static int ip6_route_multipath_add(struct fib6_config *cfg, nh->fib6_info = NULL; if (err) { if (replace && nhn) - ip6_print_replace_route_err(&rt6_nh_list); + NL_SET_ERR_MSG_MOD(extack, + "multipath route replace failed (check consistency of installed routes)"); err_nh = nh; goto add_errout; } diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index 9cbf363172bd..2596ffdeebea 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -102,7 +102,7 @@ int udp_v6_get_port(struct sock *sk, unsigned short snum) return udp_lib_get_port(sk, snum, hash2_nulladdr); } -static void udp_v6_rehash(struct sock *sk) +void udp_v6_rehash(struct sock *sk) { u16 new_hash = ipv6_portaddr_hash(sock_net(sk), &sk->sk_v6_rcv_saddr, @@ -1132,15 +1132,23 @@ static int udp_v6_send_skb(struct sk_buff *skb, struct flowi6 *fl6, const int hlen = skb_network_header_len(skb) + sizeof(struct udphdr); - if (hlen + cork->gso_size > cork->fragsize) + if (hlen + cork->gso_size > cork->fragsize) { + kfree_skb(skb); return -EINVAL; - if (skb->len > cork->gso_size * UDP_MAX_SEGMENTS) + } + if (skb->len > cork->gso_size * UDP_MAX_SEGMENTS) { + kfree_skb(skb); return -EINVAL; - if (udp_sk(sk)->no_check6_tx) + } + if (udp_sk(sk)->no_check6_tx) { + kfree_skb(skb); return -EINVAL; + } if (skb->ip_summed != CHECKSUM_PARTIAL || is_udplite || - dst_xfrm(skb_dst(skb))) + dst_xfrm(skb_dst(skb))) { + kfree_skb(skb); return -EIO; + } skb_shinfo(skb)->gso_size = cork->gso_size; skb_shinfo(skb)->gso_type = SKB_GSO_UDP_L4; @@ -1390,10 +1398,7 @@ do_udp_sendmsg: ipc6.opt = opt; fl6.flowi6_proto = sk->sk_protocol; - if (!ipv6_addr_any(daddr)) - fl6.daddr = *daddr; - else - fl6.daddr.s6_addr[15] = 0x1; /* :: means loopback (BSD'ism) */ + fl6.daddr = *daddr; if (ipv6_addr_any(&fl6.saddr) && !ipv6_addr_any(&np->saddr)) fl6.saddr = np->saddr; fl6.fl6_sport = inet->inet_sport; @@ -1421,6 +1426,9 @@ do_udp_sendmsg: } } + if (ipv6_addr_any(&fl6.daddr)) + fl6.daddr.s6_addr[15] = 0x1; /* :: means loopback (BSD'ism) */ + final_p = fl6_update_dst(&fl6, opt, &final); if (final_p) connected = false; diff --git a/net/ipv6/udp_impl.h b/net/ipv6/udp_impl.h index 5730e6503cb4..20e324b6f358 100644 --- a/net/ipv6/udp_impl.h +++ b/net/ipv6/udp_impl.h @@ -13,6 +13,7 @@ int __udp6_lib_err(struct sk_buff *, struct inet6_skb_parm *, u8, u8, int, __be32, struct udp_table *); int udp_v6_get_port(struct sock *sk, unsigned short snum); +void udp_v6_rehash(struct sock *sk); int udpv6_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen); diff --git a/net/ipv6/udplite.c b/net/ipv6/udplite.c index a125aebc29e5..f35907836444 100644 --- a/net/ipv6/udplite.c +++ b/net/ipv6/udplite.c @@ -49,6 +49,7 @@ struct proto udplitev6_prot = { .recvmsg = udpv6_recvmsg, .hash = udp_lib_hash, .unhash = udp_lib_unhash, + .rehash = udp_v6_rehash, .get_port = udp_v6_get_port, .memory_allocated = &udp_memory_allocated, .sysctl_mem = sysctl_udp_mem, diff --git a/net/netfilter/nf_flow_table_core.c b/net/netfilter/nf_flow_table_core.c index fa0844e2a68d..c0c72ae9df42 100644 --- a/net/netfilter/nf_flow_table_core.c +++ b/net/netfilter/nf_flow_table_core.c @@ -28,6 +28,7 @@ flow_offload_fill_dir(struct flow_offload *flow, struct nf_conn *ct, { struct flow_offload_tuple *ft = &flow->tuplehash[dir].tuple; struct nf_conntrack_tuple *ctt = &ct->tuplehash[dir].tuple; + struct dst_entry *other_dst = route->tuple[!dir].dst; struct dst_entry *dst = route->tuple[dir].dst; ft->dir = dir; @@ -50,8 +51,8 @@ flow_offload_fill_dir(struct flow_offload *flow, struct nf_conn *ct, ft->src_port = ctt->src.u.tcp.port; ft->dst_port = ctt->dst.u.tcp.port; - ft->iifidx = route->tuple[dir].ifindex; - ft->oifidx = route->tuple[!dir].ifindex; + ft->iifidx = other_dst->dev->ifindex; + ft->oifidx = dst->dev->ifindex; ft->dst_cache = dst; } diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c index 2b0a93300dd7..fb07f6cfc719 100644 --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -2304,7 +2304,6 @@ static int __nf_tables_dump_rules(struct sk_buff *skb, struct net *net = sock_net(skb->sk); unsigned int s_idx = cb->args[0]; const struct nft_rule *rule; - int rc = 1; list_for_each_entry_rcu(rule, &chain->rules, list) { if (!nft_is_active(net, rule)) @@ -2321,16 +2320,13 @@ static int __nf_tables_dump_rules(struct sk_buff *skb, NLM_F_MULTI | NLM_F_APPEND, table->family, table, chain, rule) < 0) - goto out_unfinished; + return 1; nl_dump_check_consistent(cb, nlmsg_hdr(skb)); cont: (*idx)++; } - rc = 0; -out_unfinished: - cb->args[0] = *idx; - return rc; + return 0; } static int nf_tables_dump_rules(struct sk_buff *skb, @@ -2354,7 +2350,7 @@ static int nf_tables_dump_rules(struct sk_buff *skb, if (ctx && ctx->table && strcmp(ctx->table, table->name) != 0) continue; - if (ctx && ctx->chain) { + if (ctx && ctx->table && ctx->chain) { struct rhlist_head *list, *tmp; list = rhltable_lookup(&table->chains_ht, ctx->chain, @@ -2382,6 +2378,8 @@ static int nf_tables_dump_rules(struct sk_buff *skb, } done: rcu_read_unlock(); + + cb->args[0] = idx; return skb->len; } @@ -4508,6 +4506,8 @@ err6: err5: kfree(trans); err4: + if (obj) + obj->use--; kfree(elem.priv); err3: if (nla[NFTA_SET_ELEM_DATA] != NULL) diff --git a/net/netfilter/nft_flow_offload.c b/net/netfilter/nft_flow_offload.c index 974525eb92df..6e6b9adf7d38 100644 --- a/net/netfilter/nft_flow_offload.c +++ b/net/netfilter/nft_flow_offload.c @@ -12,6 +12,7 @@ #include <net/netfilter/nf_conntrack_core.h> #include <linux/netfilter/nf_conntrack_common.h> #include <net/netfilter/nf_flow_table.h> +#include <net/netfilter/nf_conntrack_helper.h> struct nft_flow_offload { struct nft_flowtable *flowtable; @@ -29,10 +30,12 @@ static int nft_flow_route(const struct nft_pktinfo *pkt, memset(&fl, 0, sizeof(fl)); switch (nft_pf(pkt)) { case NFPROTO_IPV4: - fl.u.ip4.daddr = ct->tuplehash[!dir].tuple.dst.u3.ip; + fl.u.ip4.daddr = ct->tuplehash[dir].tuple.src.u3.ip; + fl.u.ip4.flowi4_oif = nft_in(pkt)->ifindex; break; case NFPROTO_IPV6: - fl.u.ip6.daddr = ct->tuplehash[!dir].tuple.dst.u3.in6; + fl.u.ip6.daddr = ct->tuplehash[dir].tuple.src.u3.in6; + fl.u.ip6.flowi6_oif = nft_in(pkt)->ifindex; break; } @@ -41,9 +44,7 @@ static int nft_flow_route(const struct nft_pktinfo *pkt, return -ENOENT; route->tuple[dir].dst = this_dst; - route->tuple[dir].ifindex = nft_in(pkt)->ifindex; route->tuple[!dir].dst = other_dst; - route->tuple[!dir].ifindex = nft_out(pkt)->ifindex; return 0; } @@ -66,6 +67,7 @@ static void nft_flow_offload_eval(const struct nft_expr *expr, { struct nft_flow_offload *priv = nft_expr_priv(expr); struct nf_flowtable *flowtable = &priv->flowtable->data; + const struct nf_conn_help *help; enum ip_conntrack_info ctinfo; struct nf_flow_route route; struct flow_offload *flow; @@ -88,7 +90,8 @@ static void nft_flow_offload_eval(const struct nft_expr *expr, goto out; } - if (test_bit(IPS_HELPER_BIT, &ct->status)) + help = nfct_help(ct); + if (help) goto out; if (ctinfo == IP_CT_NEW || diff --git a/net/openvswitch/flow.c b/net/openvswitch/flow.c index 57e07768c9d1..f54cf17ef7a8 100644 --- a/net/openvswitch/flow.c +++ b/net/openvswitch/flow.c @@ -276,10 +276,12 @@ static int parse_ipv6hdr(struct sk_buff *skb, struct sw_flow_key *key) nexthdr = ipv6_find_hdr(skb, &payload_ofs, -1, &frag_off, &flags); if (flags & IP6_FH_F_FRAG) { - if (frag_off) + if (frag_off) { key->ip.frag = OVS_FRAG_TYPE_LATER; - else - key->ip.frag = OVS_FRAG_TYPE_FIRST; + key->ip.proto = nexthdr; + return 0; + } + key->ip.frag = OVS_FRAG_TYPE_FIRST; } else { key->ip.frag = OVS_FRAG_TYPE_NONE; } diff --git a/net/openvswitch/flow_netlink.c b/net/openvswitch/flow_netlink.c index 435a4bdf8f89..691da853bef5 100644 --- a/net/openvswitch/flow_netlink.c +++ b/net/openvswitch/flow_netlink.c @@ -500,7 +500,7 @@ static int __parse_flow_nlattrs(const struct nlattr *attr, return -EINVAL; } - if (!nz || !is_all_zero(nla_data(nla), expected_len)) { + if (!nz || !is_all_zero(nla_data(nla), nla_len(nla))) { attrs |= 1 << type; a[type] = nla; } diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index eedacdebcd4c..3b1a78906bc0 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -2628,7 +2628,7 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg) addr = saddr->sll_halen ? saddr->sll_addr : NULL; dev = dev_get_by_index(sock_net(&po->sk), saddr->sll_ifindex); if (addr && dev && saddr->sll_halen < dev->addr_len) - goto out; + goto out_put; } err = -ENXIO; @@ -2828,7 +2828,7 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len) addr = saddr->sll_halen ? saddr->sll_addr : NULL; dev = dev_get_by_index(sock_net(sk), saddr->sll_ifindex); if (addr && dev && saddr->sll_halen < dev->addr_len) - goto out; + goto out_unlock; } err = -ENXIO; @@ -2887,7 +2887,8 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len) goto out_free; } else if (reserve) { skb_reserve(skb, -reserve); - if (len < reserve) + if (len < reserve + sizeof(struct ipv6hdr) && + dev->min_header_len != dev->hard_header_len) skb_reset_network_header(skb); } diff --git a/net/rds/ib_send.c b/net/rds/ib_send.c index 2dcb555e6350..4e0c36acf866 100644 --- a/net/rds/ib_send.c +++ b/net/rds/ib_send.c @@ -522,7 +522,7 @@ int rds_ib_xmit(struct rds_connection *conn, struct rds_message *rm, if (be32_to_cpu(rm->m_inc.i_hdr.h_len) == 0) i = 1; else - i = ceil(be32_to_cpu(rm->m_inc.i_hdr.h_len), RDS_FRAG_SIZE); + i = DIV_ROUND_UP(be32_to_cpu(rm->m_inc.i_hdr.h_len), RDS_FRAG_SIZE); work_alloc = rds_ib_ring_alloc(&ic->i_send_ring, i, &pos); if (work_alloc == 0) { @@ -879,7 +879,7 @@ int rds_ib_xmit_rdma(struct rds_connection *conn, struct rm_rdma_op *op) * Instead of knowing how to return a partial rdma read/write we insist that there * be enough work requests to send the entire message. */ - i = ceil(op->op_count, max_sge); + i = DIV_ROUND_UP(op->op_count, max_sge); work_alloc = rds_ib_ring_alloc(&ic->i_send_ring, i, &pos); if (work_alloc != i) { diff --git a/net/rds/message.c b/net/rds/message.c index f139420ba1f6..50f13f1d4ae0 100644 --- a/net/rds/message.c +++ b/net/rds/message.c @@ -341,7 +341,7 @@ struct rds_message *rds_message_map_pages(unsigned long *page_addrs, unsigned in { struct rds_message *rm; unsigned int i; - int num_sgs = ceil(total_len, PAGE_SIZE); + int num_sgs = DIV_ROUND_UP(total_len, PAGE_SIZE); int extra_bytes = num_sgs * sizeof(struct scatterlist); int ret; @@ -351,7 +351,7 @@ struct rds_message *rds_message_map_pages(unsigned long *page_addrs, unsigned in set_bit(RDS_MSG_PAGEVEC, &rm->m_flags); rm->m_inc.i_hdr.h_len = cpu_to_be32(total_len); - rm->data.op_nents = ceil(total_len, PAGE_SIZE); + rm->data.op_nents = DIV_ROUND_UP(total_len, PAGE_SIZE); rm->data.op_sg = rds_message_alloc_sgs(rm, num_sgs, &ret); if (!rm->data.op_sg) { rds_message_put(rm); diff --git a/net/rds/rds.h b/net/rds/rds.h index 02ec4a3b2799..4ffe100ff5e6 100644 --- a/net/rds/rds.h +++ b/net/rds/rds.h @@ -48,10 +48,6 @@ void rdsdebug(char *fmt, ...) } #endif -/* XXX is there one of these somewhere? */ -#define ceil(x, y) \ - ({ unsigned long __x = (x), __y = (y); (__x + __y - 1) / __y; }) - #define RDS_FRAG_SHIFT 12 #define RDS_FRAG_SIZE ((unsigned int)(1 << RDS_FRAG_SHIFT)) diff --git a/net/rds/send.c b/net/rds/send.c index 3d822bad7de9..fd8b687d5c05 100644 --- a/net/rds/send.c +++ b/net/rds/send.c @@ -1107,7 +1107,7 @@ int rds_sendmsg(struct socket *sock, struct msghdr *msg, size_t payload_len) size_t total_payload_len = payload_len, rdma_payload_len = 0; bool zcopy = ((msg->msg_flags & MSG_ZEROCOPY) && sock_flag(rds_rs_to_sk(rs), SOCK_ZEROCOPY)); - int num_sgs = ceil(payload_len, PAGE_SIZE); + int num_sgs = DIV_ROUND_UP(payload_len, PAGE_SIZE); int namelen; struct rds_iov_vector_arr vct; int ind; diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c index a2522f9d71e2..96f2952bbdfd 100644 --- a/net/rxrpc/af_rxrpc.c +++ b/net/rxrpc/af_rxrpc.c @@ -419,76 +419,6 @@ u32 rxrpc_kernel_get_epoch(struct socket *sock, struct rxrpc_call *call) EXPORT_SYMBOL(rxrpc_kernel_get_epoch); /** - * rxrpc_kernel_check_call - Check a call's state - * @sock: The socket the call is on - * @call: The call to check - * @_compl: Where to store the completion state - * @_abort_code: Where to store any abort code - * - * Allow a kernel service to query the state of a call and find out the manner - * of its termination if it has completed. Returns -EINPROGRESS if the call is - * still going, 0 if the call finished successfully, -ECONNABORTED if the call - * was aborted and an appropriate error if the call failed in some other way. - */ -int rxrpc_kernel_check_call(struct socket *sock, struct rxrpc_call *call, - enum rxrpc_call_completion *_compl, u32 *_abort_code) -{ - if (call->state != RXRPC_CALL_COMPLETE) - return -EINPROGRESS; - smp_rmb(); - *_compl = call->completion; - *_abort_code = call->abort_code; - return call->error; -} -EXPORT_SYMBOL(rxrpc_kernel_check_call); - -/** - * rxrpc_kernel_retry_call - Allow a kernel service to retry a call - * @sock: The socket the call is on - * @call: The call to retry - * @srx: The address of the peer to contact - * @key: The security context to use (defaults to socket setting) - * - * Allow a kernel service to try resending a client call that failed due to a - * network error to a new address. The Tx queue is maintained intact, thereby - * relieving the need to re-encrypt any request data that has already been - * buffered. - */ -int rxrpc_kernel_retry_call(struct socket *sock, struct rxrpc_call *call, - struct sockaddr_rxrpc *srx, struct key *key) -{ - struct rxrpc_conn_parameters cp; - struct rxrpc_sock *rx = rxrpc_sk(sock->sk); - int ret; - - _enter("%d{%d}", call->debug_id, atomic_read(&call->usage)); - - if (!key) - key = rx->key; - if (key && !key->payload.data[0]) - key = NULL; /* a no-security key */ - - memset(&cp, 0, sizeof(cp)); - cp.local = rx->local; - cp.key = key; - cp.security_level = 0; - cp.exclusive = false; - cp.service_id = srx->srx_service; - - mutex_lock(&call->user_mutex); - - ret = rxrpc_prepare_call_for_retry(rx, call); - if (ret == 0) - ret = rxrpc_retry_client_call(rx, call, &cp, srx, GFP_KERNEL); - - mutex_unlock(&call->user_mutex); - rxrpc_put_peer(cp.peer); - _leave(" = %d", ret); - return ret; -} -EXPORT_SYMBOL(rxrpc_kernel_retry_call); - -/** * rxrpc_kernel_new_call_notification - Get notifications of new calls * @sock: The socket to intercept received messages on * @notify_new_call: Function to be called when new calls appear diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h index bc628acf4f4f..4b1a534d290a 100644 --- a/net/rxrpc/ar-internal.h +++ b/net/rxrpc/ar-internal.h @@ -476,7 +476,6 @@ enum rxrpc_call_flag { RXRPC_CALL_EXPOSED, /* The call was exposed to the world */ RXRPC_CALL_RX_LAST, /* Received the last packet (at rxtx_top) */ RXRPC_CALL_TX_LAST, /* Last packet in Tx buffer (at rxtx_top) */ - RXRPC_CALL_TX_LASTQ, /* Last packet has been queued */ RXRPC_CALL_SEND_PING, /* A ping will need to be sent */ RXRPC_CALL_PINGING, /* Ping in process */ RXRPC_CALL_RETRANS_TIMEOUT, /* Retransmission due to timeout occurred */ @@ -518,6 +517,18 @@ enum rxrpc_call_state { }; /* + * Call completion condition (state == RXRPC_CALL_COMPLETE). + */ +enum rxrpc_call_completion { + RXRPC_CALL_SUCCEEDED, /* - Normal termination */ + RXRPC_CALL_REMOTELY_ABORTED, /* - call aborted by peer */ + RXRPC_CALL_LOCALLY_ABORTED, /* - call aborted locally on error or close */ + RXRPC_CALL_LOCAL_ERROR, /* - call failed due to local error */ + RXRPC_CALL_NETWORK_ERROR, /* - call terminated by network error */ + NR__RXRPC_CALL_COMPLETIONS +}; + +/* * Call Tx congestion management modes. */ enum rxrpc_congest_mode { @@ -761,15 +772,9 @@ struct rxrpc_call *rxrpc_new_client_call(struct rxrpc_sock *, struct sockaddr_rxrpc *, struct rxrpc_call_params *, gfp_t, unsigned int); -int rxrpc_retry_client_call(struct rxrpc_sock *, - struct rxrpc_call *, - struct rxrpc_conn_parameters *, - struct sockaddr_rxrpc *, - gfp_t); void rxrpc_incoming_call(struct rxrpc_sock *, struct rxrpc_call *, struct sk_buff *); void rxrpc_release_call(struct rxrpc_sock *, struct rxrpc_call *); -int rxrpc_prepare_call_for_retry(struct rxrpc_sock *, struct rxrpc_call *); void rxrpc_release_calls_on_socket(struct rxrpc_sock *); bool __rxrpc_queue_call(struct rxrpc_call *); bool rxrpc_queue_call(struct rxrpc_call *); diff --git a/net/rxrpc/call_object.c b/net/rxrpc/call_object.c index 8f1a8f85b1f9..8aa2937b069f 100644 --- a/net/rxrpc/call_object.c +++ b/net/rxrpc/call_object.c @@ -325,48 +325,6 @@ error: } /* - * Retry a call to a new address. It is expected that the Tx queue of the call - * will contain data previously packaged for an old call. - */ -int rxrpc_retry_client_call(struct rxrpc_sock *rx, - struct rxrpc_call *call, - struct rxrpc_conn_parameters *cp, - struct sockaddr_rxrpc *srx, - gfp_t gfp) -{ - const void *here = __builtin_return_address(0); - int ret; - - /* Set up or get a connection record and set the protocol parameters, - * including channel number and call ID. - */ - ret = rxrpc_connect_call(rx, call, cp, srx, gfp); - if (ret < 0) - goto error; - - trace_rxrpc_call(call, rxrpc_call_connected, atomic_read(&call->usage), - here, NULL); - - rxrpc_start_call_timer(call); - - _net("CALL new %d on CONN %d", call->debug_id, call->conn->debug_id); - - if (!test_and_set_bit(RXRPC_CALL_EV_RESEND, &call->events)) - rxrpc_queue_call(call); - - _leave(" = 0"); - return 0; - -error: - rxrpc_set_call_completion(call, RXRPC_CALL_LOCAL_ERROR, - RX_CALL_DEAD, ret); - trace_rxrpc_call(call, rxrpc_call_error, atomic_read(&call->usage), - here, ERR_PTR(ret)); - _leave(" = %d", ret); - return ret; -} - -/* * Set up an incoming call. call->conn points to the connection. * This is called in BH context and isn't allowed to fail. */ @@ -534,61 +492,6 @@ void rxrpc_release_call(struct rxrpc_sock *rx, struct rxrpc_call *call) } /* - * Prepare a kernel service call for retry. - */ -int rxrpc_prepare_call_for_retry(struct rxrpc_sock *rx, struct rxrpc_call *call) -{ - const void *here = __builtin_return_address(0); - int i; - u8 last = 0; - - _enter("{%d,%d}", call->debug_id, atomic_read(&call->usage)); - - trace_rxrpc_call(call, rxrpc_call_release, atomic_read(&call->usage), - here, (const void *)call->flags); - - ASSERTCMP(call->state, ==, RXRPC_CALL_COMPLETE); - ASSERTCMP(call->completion, !=, RXRPC_CALL_REMOTELY_ABORTED); - ASSERTCMP(call->completion, !=, RXRPC_CALL_LOCALLY_ABORTED); - ASSERT(list_empty(&call->recvmsg_link)); - - del_timer_sync(&call->timer); - - _debug("RELEASE CALL %p (%d CONN %p)", call, call->debug_id, call->conn); - - if (call->conn) - rxrpc_disconnect_call(call); - - if (rxrpc_is_service_call(call) || - !call->tx_phase || - call->tx_hard_ack != 0 || - call->rx_hard_ack != 0 || - call->rx_top != 0) - return -EINVAL; - - call->state = RXRPC_CALL_UNINITIALISED; - call->completion = RXRPC_CALL_SUCCEEDED; - call->call_id = 0; - call->cid = 0; - call->cong_cwnd = 0; - call->cong_extra = 0; - call->cong_ssthresh = 0; - call->cong_mode = 0; - call->cong_dup_acks = 0; - call->cong_cumul_acks = 0; - call->acks_lowest_nak = 0; - - for (i = 0; i < RXRPC_RXTX_BUFF_SIZE; i++) { - last |= call->rxtx_annotations[i]; - call->rxtx_annotations[i] &= RXRPC_TX_ANNO_LAST; - call->rxtx_annotations[i] |= RXRPC_TX_ANNO_RETRANS; - } - - _leave(" = 0"); - return 0; -} - -/* * release all the calls associated with a socket */ void rxrpc_release_calls_on_socket(struct rxrpc_sock *rx) diff --git a/net/rxrpc/conn_client.c b/net/rxrpc/conn_client.c index 521189f4b666..b2adfa825363 100644 --- a/net/rxrpc/conn_client.c +++ b/net/rxrpc/conn_client.c @@ -562,10 +562,7 @@ static void rxrpc_activate_one_channel(struct rxrpc_connection *conn, clear_bit(RXRPC_CONN_FINAL_ACK_0 + channel, &conn->flags); write_lock_bh(&call->state_lock); - if (!test_bit(RXRPC_CALL_TX_LASTQ, &call->flags)) - call->state = RXRPC_CALL_CLIENT_SEND_REQUEST; - else - call->state = RXRPC_CALL_CLIENT_AWAIT_REPLY; + call->state = RXRPC_CALL_CLIENT_SEND_REQUEST; write_unlock_bh(&call->state_lock); rxrpc_see_call(call); diff --git a/net/rxrpc/sendmsg.c b/net/rxrpc/sendmsg.c index be01f9c5d963..46c9312085b1 100644 --- a/net/rxrpc/sendmsg.c +++ b/net/rxrpc/sendmsg.c @@ -169,10 +169,8 @@ static void rxrpc_queue_packet(struct rxrpc_sock *rx, struct rxrpc_call *call, ASSERTCMP(seq, ==, call->tx_top + 1); - if (last) { + if (last) annotation |= RXRPC_TX_ANNO_LAST; - set_bit(RXRPC_CALL_TX_LASTQ, &call->flags); - } /* We have to set the timestamp before queueing as the retransmit * algorithm can see the packet as soon as we queue it. @@ -386,6 +384,11 @@ static int rxrpc_send_data(struct rxrpc_sock *rx, call->tx_total_len -= copy; } + /* check for the far side aborting the call or a network error + * occurring */ + if (call->state == RXRPC_CALL_COMPLETE) + goto call_terminated; + /* add the packet to the send queue if it's now full */ if (sp->remain <= 0 || (msg_data_left(msg) == 0 && !more)) { @@ -425,16 +428,6 @@ static int rxrpc_send_data(struct rxrpc_sock *rx, notify_end_tx); skb = NULL; } - - /* Check for the far side aborting the call or a network error - * occurring. If this happens, save any packet that was under - * construction so that in the case of a network error, the - * call can be retried or redirected. - */ - if (call->state == RXRPC_CALL_COMPLETE) { - ret = call->error; - goto out; - } } while (msg_data_left(msg) > 0); success: @@ -444,6 +437,11 @@ out: _leave(" = %d", ret); return ret; +call_terminated: + rxrpc_free_skb(skb, rxrpc_skb_tx_freed); + _leave(" = %d", call->error); + return call->error; + maybe_error: if (copied) goto success; diff --git a/net/sched/act_tunnel_key.c b/net/sched/act_tunnel_key.c index c3b90fadaff6..8b43fe0130f7 100644 --- a/net/sched/act_tunnel_key.c +++ b/net/sched/act_tunnel_key.c @@ -197,6 +197,15 @@ static const struct nla_policy tunnel_key_policy[TCA_TUNNEL_KEY_MAX + 1] = { [TCA_TUNNEL_KEY_ENC_TTL] = { .type = NLA_U8 }, }; +static void tunnel_key_release_params(struct tcf_tunnel_key_params *p) +{ + if (!p) + return; + if (p->tcft_action == TCA_TUNNEL_KEY_ACT_SET) + dst_release(&p->tcft_enc_metadata->dst); + kfree_rcu(p, rcu); +} + static int tunnel_key_init(struct net *net, struct nlattr *nla, struct nlattr *est, struct tc_action **a, int ovr, int bind, bool rtnl_held, @@ -360,8 +369,7 @@ static int tunnel_key_init(struct net *net, struct nlattr *nla, rcu_swap_protected(t->params, params_new, lockdep_is_held(&t->tcf_lock)); spin_unlock_bh(&t->tcf_lock); - if (params_new) - kfree_rcu(params_new, rcu); + tunnel_key_release_params(params_new); if (ret == ACT_P_CREATED) tcf_idr_insert(tn, *a); @@ -385,12 +393,7 @@ static void tunnel_key_release(struct tc_action *a) struct tcf_tunnel_key_params *params; params = rcu_dereference_protected(t->params, 1); - if (params) { - if (params->tcft_action == TCA_TUNNEL_KEY_ACT_SET) - dst_release(¶ms->tcft_enc_metadata->dst); - - kfree_rcu(params, rcu); - } + tunnel_key_release_params(params); } static int tunnel_key_geneve_opts_dump(struct sk_buff *skb, diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c index 8ce2a0507970..e2b5cb2eb34e 100644 --- a/net/sched/cls_api.c +++ b/net/sched/cls_api.c @@ -1277,7 +1277,6 @@ EXPORT_SYMBOL(tcf_block_cb_unregister); int tcf_classify(struct sk_buff *skb, const struct tcf_proto *tp, struct tcf_result *res, bool compat_mode) { - __be16 protocol = tc_skb_protocol(skb); #ifdef CONFIG_NET_CLS_ACT const int max_reclassify_loop = 4; const struct tcf_proto *orig_tp = tp; @@ -1287,6 +1286,7 @@ int tcf_classify(struct sk_buff *skb, const struct tcf_proto *tp, reclassify: #endif for (; tp; tp = rcu_dereference_bh(tp->next)) { + __be16 protocol = tc_skb_protocol(skb); int err; if (tp->protocol != protocol && @@ -1319,7 +1319,6 @@ reset: } tp = first_tp; - protocol = tc_skb_protocol(skb); goto reclassify; #endif } diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c index dad04e710493..f6aa57fbbbaf 100644 --- a/net/sched/cls_flower.c +++ b/net/sched/cls_flower.c @@ -1290,17 +1290,23 @@ static int fl_change(struct net *net, struct sk_buff *in_skb, struct cls_fl_head *head = rtnl_dereference(tp->root); struct cls_fl_filter *fold = *arg; struct cls_fl_filter *fnew; + struct fl_flow_mask *mask; struct nlattr **tb; - struct fl_flow_mask mask = {}; int err; if (!tca[TCA_OPTIONS]) return -EINVAL; - tb = kcalloc(TCA_FLOWER_MAX + 1, sizeof(struct nlattr *), GFP_KERNEL); - if (!tb) + mask = kzalloc(sizeof(struct fl_flow_mask), GFP_KERNEL); + if (!mask) return -ENOBUFS; + tb = kcalloc(TCA_FLOWER_MAX + 1, sizeof(struct nlattr *), GFP_KERNEL); + if (!tb) { + err = -ENOBUFS; + goto errout_mask_alloc; + } + err = nla_parse_nested(tb, TCA_FLOWER_MAX, tca[TCA_OPTIONS], fl_policy, NULL); if (err < 0) @@ -1343,12 +1349,12 @@ static int fl_change(struct net *net, struct sk_buff *in_skb, } } - err = fl_set_parms(net, tp, fnew, &mask, base, tb, tca[TCA_RATE], ovr, + err = fl_set_parms(net, tp, fnew, mask, base, tb, tca[TCA_RATE], ovr, tp->chain->tmplt_priv, extack); if (err) goto errout_idr; - err = fl_check_assign_mask(head, fnew, fold, &mask); + err = fl_check_assign_mask(head, fnew, fold, mask); if (err) goto errout_idr; @@ -1392,6 +1398,7 @@ static int fl_change(struct net *net, struct sk_buff *in_skb, } kfree(tb); + kfree(mask); return 0; errout_mask: @@ -1405,6 +1412,8 @@ errout: kfree(fnew); errout_tb: kfree(tb); +errout_mask_alloc: + kfree(mask); return err; } diff --git a/net/sched/sch_cake.c b/net/sched/sch_cake.c index b910cd5c56f7..73940293700d 100644 --- a/net/sched/sch_cake.c +++ b/net/sched/sch_cake.c @@ -1667,7 +1667,7 @@ static s32 cake_enqueue(struct sk_buff *skb, struct Qdisc *sch, if (skb_is_gso(skb) && q->rate_flags & CAKE_FLAG_SPLIT_GSO) { struct sk_buff *segs, *nskb; netdev_features_t features = netif_skb_features(skb); - unsigned int slen = 0; + unsigned int slen = 0, numsegs = 0; segs = skb_gso_segment(skb, features & ~NETIF_F_GSO_MASK); if (IS_ERR_OR_NULL(segs)) @@ -1683,6 +1683,7 @@ static s32 cake_enqueue(struct sk_buff *skb, struct Qdisc *sch, flow_queue_add(flow, segs); sch->q.qlen++; + numsegs++; slen += segs->len; q->buffer_used += segs->truesize; b->packets++; @@ -1696,7 +1697,7 @@ static s32 cake_enqueue(struct sk_buff *skb, struct Qdisc *sch, sch->qstats.backlog += slen; q->avg_window_bytes += slen; - qdisc_tree_reduce_backlog(sch, 1, len); + qdisc_tree_reduce_backlog(sch, 1-numsegs, len-slen); consume_skb(skb); } else { /* not splitting */ diff --git a/net/sched/sch_cbs.c b/net/sched/sch_cbs.c index e689e11b6d0f..c6a502933fe7 100644 --- a/net/sched/sch_cbs.c +++ b/net/sched/sch_cbs.c @@ -88,13 +88,14 @@ static int cbs_child_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct Qdisc *child, struct sk_buff **to_free) { + unsigned int len = qdisc_pkt_len(skb); int err; err = child->ops->enqueue(skb, child, to_free); if (err != NET_XMIT_SUCCESS) return err; - qdisc_qstats_backlog_inc(sch, skb); + sch->qstats.backlog += len; sch->q.qlen++; return NET_XMIT_SUCCESS; diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c index cdebaed0f8cf..09b800991065 100644 --- a/net/sched/sch_drr.c +++ b/net/sched/sch_drr.c @@ -350,9 +350,11 @@ static struct drr_class *drr_classify(struct sk_buff *skb, struct Qdisc *sch, static int drr_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff **to_free) { + unsigned int len = qdisc_pkt_len(skb); struct drr_sched *q = qdisc_priv(sch); struct drr_class *cl; int err = 0; + bool first; cl = drr_classify(skb, sch, &err); if (cl == NULL) { @@ -362,6 +364,7 @@ static int drr_enqueue(struct sk_buff *skb, struct Qdisc *sch, return err; } + first = !cl->qdisc->q.qlen; err = qdisc_enqueue(skb, cl->qdisc, to_free); if (unlikely(err != NET_XMIT_SUCCESS)) { if (net_xmit_drop_count(err)) { @@ -371,12 +374,12 @@ static int drr_enqueue(struct sk_buff *skb, struct Qdisc *sch, return err; } - if (cl->qdisc->q.qlen == 1) { + if (first) { list_add_tail(&cl->alist, &q->active); cl->deficit = cl->quantum; } - qdisc_qstats_backlog_inc(sch, skb); + sch->qstats.backlog += len; sch->q.qlen++; return err; } diff --git a/net/sched/sch_dsmark.c b/net/sched/sch_dsmark.c index f6f480784bc6..42471464ded3 100644 --- a/net/sched/sch_dsmark.c +++ b/net/sched/sch_dsmark.c @@ -199,6 +199,7 @@ static struct tcf_block *dsmark_tcf_block(struct Qdisc *sch, unsigned long cl, static int dsmark_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff **to_free) { + unsigned int len = qdisc_pkt_len(skb); struct dsmark_qdisc_data *p = qdisc_priv(sch); int err; @@ -271,7 +272,7 @@ static int dsmark_enqueue(struct sk_buff *skb, struct Qdisc *sch, return err; } - qdisc_qstats_backlog_inc(sch, skb); + sch->qstats.backlog += len; sch->q.qlen++; return NET_XMIT_SUCCESS; diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c index b18ec1f6de60..24cc220a3218 100644 --- a/net/sched/sch_hfsc.c +++ b/net/sched/sch_hfsc.c @@ -1539,8 +1539,10 @@ hfsc_dump_qdisc(struct Qdisc *sch, struct sk_buff *skb) static int hfsc_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff **to_free) { + unsigned int len = qdisc_pkt_len(skb); struct hfsc_class *cl; int uninitialized_var(err); + bool first; cl = hfsc_classify(skb, sch, &err); if (cl == NULL) { @@ -1550,6 +1552,7 @@ hfsc_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff **to_free) return err; } + first = !cl->qdisc->q.qlen; err = qdisc_enqueue(skb, cl->qdisc, to_free); if (unlikely(err != NET_XMIT_SUCCESS)) { if (net_xmit_drop_count(err)) { @@ -1559,9 +1562,7 @@ hfsc_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff **to_free) return err; } - if (cl->qdisc->q.qlen == 1) { - unsigned int len = qdisc_pkt_len(skb); - + if (first) { if (cl->cl_flags & HFSC_RSC) init_ed(cl, len); if (cl->cl_flags & HFSC_FSC) @@ -1576,7 +1577,7 @@ hfsc_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff **to_free) } - qdisc_qstats_backlog_inc(sch, skb); + sch->qstats.backlog += len; sch->q.qlen++; return NET_XMIT_SUCCESS; diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c index 58b449490757..30f9da7e1076 100644 --- a/net/sched/sch_htb.c +++ b/net/sched/sch_htb.c @@ -581,6 +581,7 @@ static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff **to_free) { int uninitialized_var(ret); + unsigned int len = qdisc_pkt_len(skb); struct htb_sched *q = qdisc_priv(sch); struct htb_class *cl = htb_classify(skb, sch, &ret); @@ -610,7 +611,7 @@ static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch, htb_activate(q, cl); } - qdisc_qstats_backlog_inc(sch, skb); + sch->qstats.backlog += len; sch->q.qlen++; return NET_XMIT_SUCCESS; } diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c index cdf68706e40f..847141cd900f 100644 --- a/net/sched/sch_prio.c +++ b/net/sched/sch_prio.c @@ -72,6 +72,7 @@ prio_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr) static int prio_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff **to_free) { + unsigned int len = qdisc_pkt_len(skb); struct Qdisc *qdisc; int ret; @@ -88,7 +89,7 @@ prio_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff **to_free) ret = qdisc_enqueue(skb, qdisc, to_free); if (ret == NET_XMIT_SUCCESS) { - qdisc_qstats_backlog_inc(sch, skb); + sch->qstats.backlog += len; sch->q.qlen++; return NET_XMIT_SUCCESS; } diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c index dc37c4ead439..29f5c4a24688 100644 --- a/net/sched/sch_qfq.c +++ b/net/sched/sch_qfq.c @@ -1210,10 +1210,12 @@ static struct qfq_aggregate *qfq_choose_next_agg(struct qfq_sched *q) static int qfq_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff **to_free) { + unsigned int len = qdisc_pkt_len(skb), gso_segs; struct qfq_sched *q = qdisc_priv(sch); struct qfq_class *cl; struct qfq_aggregate *agg; int err = 0; + bool first; cl = qfq_classify(skb, sch, &err); if (cl == NULL) { @@ -1224,17 +1226,18 @@ static int qfq_enqueue(struct sk_buff *skb, struct Qdisc *sch, } pr_debug("qfq_enqueue: cl = %x\n", cl->common.classid); - if (unlikely(cl->agg->lmax < qdisc_pkt_len(skb))) { + if (unlikely(cl->agg->lmax < len)) { pr_debug("qfq: increasing maxpkt from %u to %u for class %u", - cl->agg->lmax, qdisc_pkt_len(skb), cl->common.classid); - err = qfq_change_agg(sch, cl, cl->agg->class_weight, - qdisc_pkt_len(skb)); + cl->agg->lmax, len, cl->common.classid); + err = qfq_change_agg(sch, cl, cl->agg->class_weight, len); if (err) { cl->qstats.drops++; return qdisc_drop(skb, sch, to_free); } } + gso_segs = skb_is_gso(skb) ? skb_shinfo(skb)->gso_segs : 1; + first = !cl->qdisc->q.qlen; err = qdisc_enqueue(skb, cl->qdisc, to_free); if (unlikely(err != NET_XMIT_SUCCESS)) { pr_debug("qfq_enqueue: enqueue failed %d\n", err); @@ -1245,16 +1248,17 @@ static int qfq_enqueue(struct sk_buff *skb, struct Qdisc *sch, return err; } - bstats_update(&cl->bstats, skb); - qdisc_qstats_backlog_inc(sch, skb); + cl->bstats.bytes += len; + cl->bstats.packets += gso_segs; + sch->qstats.backlog += len; ++sch->q.qlen; agg = cl->agg; /* if the queue was not empty, then done here */ - if (cl->qdisc->q.qlen != 1) { + if (!first) { if (unlikely(skb == cl->qdisc->ops->peek(cl->qdisc)) && list_first_entry(&agg->active, struct qfq_class, alist) - == cl && cl->deficit < qdisc_pkt_len(skb)) + == cl && cl->deficit < len) list_move_tail(&cl->alist, &agg->active); return err; diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c index 942dcca09cf2..7f272a9070c5 100644 --- a/net/sched/sch_tbf.c +++ b/net/sched/sch_tbf.c @@ -185,6 +185,7 @@ static int tbf_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff **to_free) { struct tbf_sched_data *q = qdisc_priv(sch); + unsigned int len = qdisc_pkt_len(skb); int ret; if (qdisc_pkt_len(skb) > q->max_size) { @@ -200,7 +201,7 @@ static int tbf_enqueue(struct sk_buff *skb, struct Qdisc *sch, return ret; } - qdisc_qstats_backlog_inc(sch, skb); + sch->qstats.backlog += len; sch->q.qlen++; return NET_XMIT_SUCCESS; } diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c index b9ed271b7ef7..ed8e006dae85 100644 --- a/net/sctp/ipv6.c +++ b/net/sctp/ipv6.c @@ -97,11 +97,9 @@ static int sctp_inet6addr_event(struct notifier_block *this, unsigned long ev, switch (ev) { case NETDEV_UP: - addr = kmalloc(sizeof(struct sctp_sockaddr_entry), GFP_ATOMIC); + addr = kzalloc(sizeof(*addr), GFP_ATOMIC); if (addr) { addr->a.v6.sin6_family = AF_INET6; - addr->a.v6.sin6_port = 0; - addr->a.v6.sin6_flowinfo = 0; addr->a.v6.sin6_addr = ifa->addr; addr->a.v6.sin6_scope_id = ifa->idev->dev->ifindex; addr->valid = 1; @@ -434,7 +432,6 @@ static void sctp_v6_copy_addrlist(struct list_head *addrlist, addr = kzalloc(sizeof(*addr), GFP_ATOMIC); if (addr) { addr->a.v6.sin6_family = AF_INET6; - addr->a.v6.sin6_port = 0; addr->a.v6.sin6_addr = ifp->addr; addr->a.v6.sin6_scope_id = dev->ifindex; addr->valid = 1; diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c index d5878ae55840..4e0eeb113ef5 100644 --- a/net/sctp/protocol.c +++ b/net/sctp/protocol.c @@ -101,7 +101,6 @@ static void sctp_v4_copy_addrlist(struct list_head *addrlist, addr = kzalloc(sizeof(*addr), GFP_ATOMIC); if (addr) { addr->a.v4.sin_family = AF_INET; - addr->a.v4.sin_port = 0; addr->a.v4.sin_addr.s_addr = ifa->ifa_local; addr->valid = 1; INIT_LIST_HEAD(&addr->list); @@ -776,10 +775,9 @@ static int sctp_inetaddr_event(struct notifier_block *this, unsigned long ev, switch (ev) { case NETDEV_UP: - addr = kmalloc(sizeof(struct sctp_sockaddr_entry), GFP_ATOMIC); + addr = kzalloc(sizeof(*addr), GFP_ATOMIC); if (addr) { addr->a.v4.sin_family = AF_INET; - addr->a.v4.sin_port = 0; addr->a.v4.sin_addr.s_addr = ifa->ifa_local; addr->valid = 1; spin_lock_bh(&net->sctp.local_addr_lock); diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c index c4da4a78d369..c4e56602e0c6 100644 --- a/net/smc/af_smc.c +++ b/net/smc/af_smc.c @@ -146,6 +146,9 @@ static int smc_release(struct socket *sock) sock_set_flag(sk, SOCK_DEAD); sk->sk_shutdown |= SHUTDOWN_MASK; } + + sk->sk_prot->unhash(sk); + if (smc->clcsock) { if (smc->use_fallback && sk->sk_state == SMC_LISTEN) { /* wake up clcsock accept */ @@ -170,7 +173,6 @@ static int smc_release(struct socket *sock) smc_conn_free(&smc->conn); release_sock(sk); - sk->sk_prot->unhash(sk); sock_put(sk); /* final sock_put */ out: return rc; diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c index 1ff9768f5456..f3023bbc0b7f 100644 --- a/net/sunrpc/auth.c +++ b/net/sunrpc/auth.c @@ -41,6 +41,9 @@ static unsigned long number_cred_unused; static struct cred machine_cred = { .usage = ATOMIC_INIT(1), +#ifdef CONFIG_DEBUG_CREDENTIALS + .magic = CRED_MAGIC, +#endif }; /* diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c index dc86713b32b6..1531b0219344 100644 --- a/net/sunrpc/auth_gss/auth_gss.c +++ b/net/sunrpc/auth_gss/auth_gss.c @@ -1549,8 +1549,10 @@ gss_marshal(struct rpc_task *task, __be32 *p) cred_len = p++; spin_lock(&ctx->gc_seq_lock); - req->rq_seqno = ctx->gc_seq++; + req->rq_seqno = (ctx->gc_seq < MAXSEQ) ? ctx->gc_seq++ : MAXSEQ; spin_unlock(&ctx->gc_seq_lock); + if (req->rq_seqno == MAXSEQ) + goto out_expired; *p++ = htonl((u32) RPC_GSS_VERSION); *p++ = htonl((u32) ctx->gc_proc); @@ -1572,14 +1574,18 @@ gss_marshal(struct rpc_task *task, __be32 *p) mic.data = (u8 *)(p + 1); maj_stat = gss_get_mic(ctx->gc_gss_ctx, &verf_buf, &mic); if (maj_stat == GSS_S_CONTEXT_EXPIRED) { - clear_bit(RPCAUTH_CRED_UPTODATE, &cred->cr_flags); + goto out_expired; } else if (maj_stat != 0) { - printk("gss_marshal: gss_get_mic FAILED (%d)\n", maj_stat); + pr_warn("gss_marshal: gss_get_mic FAILED (%d)\n", maj_stat); + task->tk_status = -EIO; goto out_put_ctx; } p = xdr_encode_opaque(p, NULL, mic.len); gss_put_ctx(ctx); return p; +out_expired: + clear_bit(RPCAUTH_CRED_UPTODATE, &cred->cr_flags); + task->tk_status = -EKEYEXPIRED; out_put_ctx: gss_put_ctx(ctx); return NULL; diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index 71d9599b5816..d7ec6132c046 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -1739,14 +1739,10 @@ rpc_xdr_encode(struct rpc_task *task) xdr_buf_init(&req->rq_rcv_buf, req->rq_rbuffer, req->rq_rcvsize); - req->rq_bytes_sent = 0; p = rpc_encode_header(task); - if (p == NULL) { - printk(KERN_INFO "RPC: couldn't encode RPC header, exit EIO\n"); - rpc_exit(task, -EIO); + if (p == NULL) return; - } encode = task->tk_msg.rpc_proc->p_encode; if (encode == NULL) @@ -1771,10 +1767,17 @@ call_encode(struct rpc_task *task) /* Did the encode result in an error condition? */ if (task->tk_status != 0) { /* Was the error nonfatal? */ - if (task->tk_status == -EAGAIN || task->tk_status == -ENOMEM) + switch (task->tk_status) { + case -EAGAIN: + case -ENOMEM: rpc_delay(task, HZ >> 4); - else + break; + case -EKEYEXPIRED: + task->tk_action = call_refresh; + break; + default: rpc_exit(task, task->tk_status); + } return; } @@ -2336,7 +2339,8 @@ rpc_encode_header(struct rpc_task *task) *p++ = htonl(clnt->cl_vers); /* program version */ *p++ = htonl(task->tk_msg.rpc_proc->p_proc); /* procedure */ p = rpcauth_marshcred(task, p); - req->rq_slen = xdr_adjust_iovec(&req->rq_svec[0], p); + if (p) + req->rq_slen = xdr_adjust_iovec(&req->rq_svec[0], p); return p; } diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index 73547d17d3c6..f1ec2110efeb 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -1151,6 +1151,7 @@ xprt_request_enqueue_transmit(struct rpc_task *task) struct rpc_xprt *xprt = req->rq_xprt; if (xprt_request_need_enqueue_transmit(task, req)) { + req->rq_bytes_sent = 0; spin_lock(&xprt->queue_lock); /* * Requests that carry congestion control credits are added @@ -1177,7 +1178,7 @@ xprt_request_enqueue_transmit(struct rpc_task *task) INIT_LIST_HEAD(&req->rq_xmit2); goto out; } - } else { + } else if (!req->rq_seqno) { list_for_each_entry(pos, &xprt->xmit_queue, rq_xmit) { if (pos->rq_task->tk_owner != task->tk_owner) continue; diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c index 7749a2bf6887..4994e75945b8 100644 --- a/net/sunrpc/xprtrdma/verbs.c +++ b/net/sunrpc/xprtrdma/verbs.c @@ -845,17 +845,13 @@ static int rpcrdma_sendctxs_create(struct rpcrdma_xprt *r_xprt) for (i = 0; i <= buf->rb_sc_last; i++) { sc = rpcrdma_sendctx_create(&r_xprt->rx_ia); if (!sc) - goto out_destroy; + return -ENOMEM; sc->sc_xprt = r_xprt; buf->rb_sc_ctxs[i] = sc; } return 0; - -out_destroy: - rpcrdma_sendctxs_destroy(buf); - return -ENOMEM; } /* The sendctx queue is not guaranteed to have a size that is a @@ -1113,8 +1109,10 @@ rpcrdma_buffer_create(struct rpcrdma_xprt *r_xprt) WQ_MEM_RECLAIM | WQ_HIGHPRI, 0, r_xprt->rx_xprt.address_strings[RPC_DISPLAY_ADDR]); - if (!buf->rb_completion_wq) + if (!buf->rb_completion_wq) { + rc = -ENOMEM; goto out; + } return 0; out: diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index 13559e6a460b..7754aa3e434f 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -48,6 +48,7 @@ #include <net/udp.h> #include <net/tcp.h> #include <linux/bvec.h> +#include <linux/highmem.h> #include <linux/uio.h> #include <trace/events/sunrpc.h> @@ -376,6 +377,26 @@ xs_read_discard(struct socket *sock, struct msghdr *msg, int flags, return sock_recvmsg(sock, msg, flags); } +#if ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE +static void +xs_flush_bvec(const struct bio_vec *bvec, size_t count, size_t seek) +{ + struct bvec_iter bi = { + .bi_size = count, + }; + struct bio_vec bv; + + bvec_iter_advance(bvec, &bi, seek & PAGE_MASK); + for_each_bvec(bv, bvec, bi, bi) + flush_dcache_page(bv.bv_page); +} +#else +static inline void +xs_flush_bvec(const struct bio_vec *bvec, size_t count, size_t seek) +{ +} +#endif + static ssize_t xs_read_xdr_buf(struct socket *sock, struct msghdr *msg, int flags, struct xdr_buf *buf, size_t count, size_t seek, size_t *read) @@ -409,6 +430,7 @@ xs_read_xdr_buf(struct socket *sock, struct msghdr *msg, int flags, seek + buf->page_base); if (ret <= 0) goto sock_err; + xs_flush_bvec(buf->bvec, ret, seek + buf->page_base); offset += ret - buf->page_base; if (offset == count || msg->msg_flags & (MSG_EOR|MSG_TRUNC)) goto out; diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c index 40f5cae623a7..4ad3586da8f0 100644 --- a/net/tipc/netlink_compat.c +++ b/net/tipc/netlink_compat.c @@ -87,6 +87,11 @@ static int tipc_skb_tailroom(struct sk_buff *skb) return limit; } +static inline int TLV_GET_DATA_LEN(struct tlv_desc *tlv) +{ + return TLV_GET_LEN(tlv) - TLV_SPACE(0); +} + static int tipc_add_tlv(struct sk_buff *skb, u16 type, void *data, u16 len) { struct tlv_desc *tlv = (struct tlv_desc *)skb_tail_pointer(skb); @@ -166,6 +171,11 @@ static struct sk_buff *tipc_get_err_tlv(char *str) return buf; } +static inline bool string_is_valid(char *s, int len) +{ + return memchr(s, '\0', len) ? true : false; +} + static int __tipc_nl_compat_dumpit(struct tipc_nl_compat_cmd_dump *cmd, struct tipc_nl_compat_msg *msg, struct sk_buff *arg) @@ -379,6 +389,7 @@ static int tipc_nl_compat_bearer_enable(struct tipc_nl_compat_cmd_doit *cmd, struct nlattr *prop; struct nlattr *bearer; struct tipc_bearer_config *b; + int len; b = (struct tipc_bearer_config *)TLV_DATA(msg->req); @@ -386,6 +397,10 @@ static int tipc_nl_compat_bearer_enable(struct tipc_nl_compat_cmd_doit *cmd, if (!bearer) return -EMSGSIZE; + len = min_t(int, TLV_GET_DATA_LEN(msg->req), TIPC_MAX_BEARER_NAME); + if (!string_is_valid(b->name, len)) + return -EINVAL; + if (nla_put_string(skb, TIPC_NLA_BEARER_NAME, b->name)) return -EMSGSIZE; @@ -411,6 +426,7 @@ static int tipc_nl_compat_bearer_disable(struct tipc_nl_compat_cmd_doit *cmd, { char *name; struct nlattr *bearer; + int len; name = (char *)TLV_DATA(msg->req); @@ -418,6 +434,10 @@ static int tipc_nl_compat_bearer_disable(struct tipc_nl_compat_cmd_doit *cmd, if (!bearer) return -EMSGSIZE; + len = min_t(int, TLV_GET_DATA_LEN(msg->req), TIPC_MAX_BEARER_NAME); + if (!string_is_valid(name, len)) + return -EINVAL; + if (nla_put_string(skb, TIPC_NLA_BEARER_NAME, name)) return -EMSGSIZE; @@ -478,6 +498,7 @@ static int tipc_nl_compat_link_stat_dump(struct tipc_nl_compat_msg *msg, struct nlattr *prop[TIPC_NLA_PROP_MAX + 1]; struct nlattr *stats[TIPC_NLA_STATS_MAX + 1]; int err; + int len; if (!attrs[TIPC_NLA_LINK]) return -EINVAL; @@ -504,6 +525,11 @@ static int tipc_nl_compat_link_stat_dump(struct tipc_nl_compat_msg *msg, return err; name = (char *)TLV_DATA(msg->req); + + len = min_t(int, TLV_GET_DATA_LEN(msg->req), TIPC_MAX_LINK_NAME); + if (!string_is_valid(name, len)) + return -EINVAL; + if (strcmp(name, nla_data(link[TIPC_NLA_LINK_NAME])) != 0) return 0; @@ -644,6 +670,7 @@ static int tipc_nl_compat_media_set(struct sk_buff *skb, struct nlattr *prop; struct nlattr *media; struct tipc_link_config *lc; + int len; lc = (struct tipc_link_config *)TLV_DATA(msg->req); @@ -651,6 +678,10 @@ static int tipc_nl_compat_media_set(struct sk_buff *skb, if (!media) return -EMSGSIZE; + len = min_t(int, TLV_GET_DATA_LEN(msg->req), TIPC_MAX_MEDIA_NAME); + if (!string_is_valid(lc->name, len)) + return -EINVAL; + if (nla_put_string(skb, TIPC_NLA_MEDIA_NAME, lc->name)) return -EMSGSIZE; @@ -671,6 +702,7 @@ static int tipc_nl_compat_bearer_set(struct sk_buff *skb, struct nlattr *prop; struct nlattr *bearer; struct tipc_link_config *lc; + int len; lc = (struct tipc_link_config *)TLV_DATA(msg->req); @@ -678,6 +710,10 @@ static int tipc_nl_compat_bearer_set(struct sk_buff *skb, if (!bearer) return -EMSGSIZE; + len = min_t(int, TLV_GET_DATA_LEN(msg->req), TIPC_MAX_MEDIA_NAME); + if (!string_is_valid(lc->name, len)) + return -EINVAL; + if (nla_put_string(skb, TIPC_NLA_BEARER_NAME, lc->name)) return -EMSGSIZE; @@ -726,9 +762,14 @@ static int tipc_nl_compat_link_set(struct tipc_nl_compat_cmd_doit *cmd, struct tipc_link_config *lc; struct tipc_bearer *bearer; struct tipc_media *media; + int len; lc = (struct tipc_link_config *)TLV_DATA(msg->req); + len = min_t(int, TLV_GET_DATA_LEN(msg->req), TIPC_MAX_LINK_NAME); + if (!string_is_valid(lc->name, len)) + return -EINVAL; + media = tipc_media_find(lc->name); if (media) { cmd->doit = &__tipc_nl_media_set; @@ -750,6 +791,7 @@ static int tipc_nl_compat_link_reset_stats(struct tipc_nl_compat_cmd_doit *cmd, { char *name; struct nlattr *link; + int len; name = (char *)TLV_DATA(msg->req); @@ -757,6 +799,10 @@ static int tipc_nl_compat_link_reset_stats(struct tipc_nl_compat_cmd_doit *cmd, if (!link) return -EMSGSIZE; + len = min_t(int, TLV_GET_DATA_LEN(msg->req), TIPC_MAX_LINK_NAME); + if (!string_is_valid(name, len)) + return -EINVAL; + if (nla_put_string(skb, TIPC_NLA_LINK_NAME, name)) return -EMSGSIZE; @@ -778,6 +824,8 @@ static int tipc_nl_compat_name_table_dump_header(struct tipc_nl_compat_msg *msg) }; ntq = (struct tipc_name_table_query *)TLV_DATA(msg->req); + if (TLV_GET_DATA_LEN(msg->req) < sizeof(struct tipc_name_table_query)) + return -EINVAL; depth = ntohl(ntq->depth); @@ -904,8 +952,10 @@ static int tipc_nl_compat_publ_dump(struct tipc_nl_compat_msg *msg, u32 sock) hdr = genlmsg_put(args, 0, 0, &tipc_genl_family, NLM_F_MULTI, TIPC_NL_PUBL_GET); - if (!hdr) + if (!hdr) { + kfree_skb(args); return -EMSGSIZE; + } nest = nla_nest_start(args, TIPC_NLA_SOCK); if (!nest) { @@ -1206,7 +1256,7 @@ static int tipc_nl_compat_recv(struct sk_buff *skb, struct genl_info *info) } len = nlmsg_attrlen(req_nlh, GENL_HDRLEN + TIPC_GENL_HDRLEN); - if (len && !TLV_OK(msg.req, len)) { + if (!len || !TLV_OK(msg.req, len)) { msg.rep = tipc_get_err_tlv(TIPC_CFG_NOT_SUPPORTED); err = -EOPNOTSUPP; goto send; diff --git a/net/tipc/topsrv.c b/net/tipc/topsrv.c index efb16f69bd2c..a457c0fbbef1 100644 --- a/net/tipc/topsrv.c +++ b/net/tipc/topsrv.c @@ -398,7 +398,7 @@ static int tipc_conn_rcv_from_sock(struct tipc_conn *con) ret = sock_recvmsg(con->sock, &msg, MSG_DONTWAIT); if (ret == -EWOULDBLOCK) return -EWOULDBLOCK; - if (ret > 0) { + if (ret == sizeof(s)) { read_lock_bh(&sk->sk_callback_lock); ret = tipc_conn_rcv_sub(srv, con, &s); read_unlock_bh(&sk->sk_callback_lock); diff --git a/net/xdp/xdp_umem.c b/net/xdp/xdp_umem.c index a264cf2accd0..d4de871e7d4d 100644 --- a/net/xdp/xdp_umem.c +++ b/net/xdp/xdp_umem.c @@ -41,13 +41,20 @@ void xdp_del_sk_umem(struct xdp_umem *umem, struct xdp_sock *xs) * not know if the device has more tx queues than rx, or the opposite. * This might also change during run time. */ -static void xdp_reg_umem_at_qid(struct net_device *dev, struct xdp_umem *umem, - u16 queue_id) +static int xdp_reg_umem_at_qid(struct net_device *dev, struct xdp_umem *umem, + u16 queue_id) { + if (queue_id >= max_t(unsigned int, + dev->real_num_rx_queues, + dev->real_num_tx_queues)) + return -EINVAL; + if (queue_id < dev->real_num_rx_queues) dev->_rx[queue_id].umem = umem; if (queue_id < dev->real_num_tx_queues) dev->_tx[queue_id].umem = umem; + + return 0; } struct xdp_umem *xdp_get_umem_from_qid(struct net_device *dev, @@ -88,7 +95,10 @@ int xdp_umem_assign_dev(struct xdp_umem *umem, struct net_device *dev, goto out_rtnl_unlock; } - xdp_reg_umem_at_qid(dev, umem, queue_id); + err = xdp_reg_umem_at_qid(dev, umem, queue_id); + if (err) + goto out_rtnl_unlock; + umem->dev = dev; umem->queue_id = queue_id; if (force_copy) diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile index 66ae15f27c70..db1a91dfa702 100644 --- a/samples/bpf/Makefile +++ b/samples/bpf/Makefile @@ -279,6 +279,7 @@ $(obj)/%.o: $(src)/%.c -Wno-gnu-variable-sized-type-not-at-end \ -Wno-address-of-packed-member -Wno-tautological-compare \ -Wno-unknown-warning-option $(CLANG_ARCH_ARGS) \ + -I$(srctree)/samples/bpf/ -include asm_goto_workaround.h \ -O2 -emit-llvm -c $< -o -| $(LLC) -march=bpf $(LLC_FLAGS) -filetype=obj -o $@ ifeq ($(DWARF2BTF),y) $(BTF_PAHOLE) -J $@ diff --git a/samples/bpf/asm_goto_workaround.h b/samples/bpf/asm_goto_workaround.h new file mode 100644 index 000000000000..5cd7c1d1a5d5 --- /dev/null +++ b/samples/bpf/asm_goto_workaround.h @@ -0,0 +1,16 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (c) 2019 Facebook */ +#ifndef __ASM_GOTO_WORKAROUND_H +#define __ASM_GOTO_WORKAROUND_H + +/* this will bring in asm_volatile_goto macro definition + * if enabled by compiler and config options. + */ +#include <linux/types.h> + +#ifdef asm_volatile_goto +#undef asm_volatile_goto +#define asm_volatile_goto(x...) asm volatile("invalid use of asm_volatile_goto") +#endif + +#endif diff --git a/samples/bpf/test_cgrp2_attach2.c b/samples/bpf/test_cgrp2_attach2.c index d7b68ef5ba79..0bb6507256b7 100644 --- a/samples/bpf/test_cgrp2_attach2.c +++ b/samples/bpf/test_cgrp2_attach2.c @@ -77,7 +77,7 @@ static int test_foo_bar(void) /* Create cgroup /foo, get fd, and join it */ foo = create_and_get_cgroup(FOO); - if (!foo) + if (foo < 0) goto err; if (join_cgroup(FOO)) @@ -94,7 +94,7 @@ static int test_foo_bar(void) /* Create cgroup /foo/bar, get fd, and join it */ bar = create_and_get_cgroup(BAR); - if (!bar) + if (bar < 0) goto err; if (join_cgroup(BAR)) @@ -298,19 +298,19 @@ static int test_multiprog(void) goto err; cg1 = create_and_get_cgroup("/cg1"); - if (!cg1) + if (cg1 < 0) goto err; cg2 = create_and_get_cgroup("/cg1/cg2"); - if (!cg2) + if (cg2 < 0) goto err; cg3 = create_and_get_cgroup("/cg1/cg2/cg3"); - if (!cg3) + if (cg3 < 0) goto err; cg4 = create_and_get_cgroup("/cg1/cg2/cg3/cg4"); - if (!cg4) + if (cg4 < 0) goto err; cg5 = create_and_get_cgroup("/cg1/cg2/cg3/cg4/cg5"); - if (!cg5) + if (cg5 < 0) goto err; if (join_cgroup("/cg1/cg2/cg3/cg4/cg5")) diff --git a/samples/bpf/test_current_task_under_cgroup_user.c b/samples/bpf/test_current_task_under_cgroup_user.c index 2259f997a26c..f082d6ac59f0 100644 --- a/samples/bpf/test_current_task_under_cgroup_user.c +++ b/samples/bpf/test_current_task_under_cgroup_user.c @@ -32,7 +32,7 @@ int main(int argc, char **argv) cg2 = create_and_get_cgroup(CGROUP_PATH); - if (!cg2) + if (cg2 < 0) goto err; if (bpf_map_update_elem(map_fd[0], &idx, &cg2, BPF_ANY)) { diff --git a/samples/bpf/xdp1_user.c b/samples/bpf/xdp1_user.c index 0a197f86ac43..8bfda95c77ad 100644 --- a/samples/bpf/xdp1_user.c +++ b/samples/bpf/xdp1_user.c @@ -103,7 +103,7 @@ int main(int argc, char **argv) return 1; } - ifindex = if_nametoindex(argv[1]); + ifindex = if_nametoindex(argv[optind]); if (!ifindex) { perror("if_nametoindex"); return 1; diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index 525bff667a52..30816037036e 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -24,10 +24,6 @@ depfile = $(subst $(comma),_,$(dot-target).d) basetarget = $(basename $(notdir $@)) ### -# filename of first prerequisite with directory and extension stripped -baseprereq = $(basename $(notdir $<)) - -### # Escape single quote for use in echo statements escsq = $(subst $(squote),'\$(squote)',$1) diff --git a/scripts/gcc-plugins/arm_ssp_per_task_plugin.c b/scripts/gcc-plugins/arm_ssp_per_task_plugin.c index de70b8470971..89c47f57d1ce 100644 --- a/scripts/gcc-plugins/arm_ssp_per_task_plugin.c +++ b/scripts/gcc-plugins/arm_ssp_per_task_plugin.c @@ -13,7 +13,7 @@ static unsigned int arm_pertask_ssp_rtl_execute(void) for (insn = get_insns(); insn; insn = NEXT_INSN(insn)) { const char *sym; rtx body; - rtx masked_sp; + rtx mask, masked_sp; /* * Find a SET insn involving a SYMBOL_REF to __stack_chk_guard @@ -33,12 +33,13 @@ static unsigned int arm_pertask_ssp_rtl_execute(void) * produces the address of the copy of the stack canary value * stored in struct thread_info */ + mask = GEN_INT(sext_hwi(sp_mask, GET_MODE_PRECISION(Pmode))); masked_sp = gen_reg_rtx(Pmode); emit_insn_before(gen_rtx_SET(masked_sp, gen_rtx_AND(Pmode, stack_pointer_rtx, - GEN_INT(sp_mask))), + mask)), insn); SET_SRC(body) = gen_rtx_PLUS(Pmode, masked_sp, @@ -52,6 +53,19 @@ static unsigned int arm_pertask_ssp_rtl_execute(void) #define NO_GATE #include "gcc-generate-rtl-pass.h" +#if BUILDING_GCC_VERSION >= 9000 +static bool no(void) +{ + return false; +} + +static void arm_pertask_ssp_start_unit(void *gcc_data, void *user_data) +{ + targetm.have_stack_protect_combined_set = no; + targetm.have_stack_protect_combined_test = no; +} +#endif + __visible int plugin_init(struct plugin_name_args *plugin_info, struct plugin_gcc_version *version) { @@ -99,5 +113,10 @@ __visible int plugin_init(struct plugin_name_args *plugin_info, register_callback(plugin_info->base_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &arm_pertask_ssp_rtl_pass_info); +#if BUILDING_GCC_VERSION >= 9000 + register_callback(plugin_info->base_name, PLUGIN_START_UNIT, + arm_pertask_ssp_start_unit, NULL); +#endif + return 0; } diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile index c05ab001b54c..181973509a05 100644 --- a/scripts/kconfig/Makefile +++ b/scripts/kconfig/Makefile @@ -206,4 +206,4 @@ filechk_conf_cfg = $(CONFIG_SHELL) $< $(obj)/%conf-cfg: $(src)/%conf-cfg.sh FORCE $(call filechk,conf_cfg) -clean-files += conf-cfg +clean-files += *conf-cfg diff --git a/security/security.c b/security/security.c index f1b8d2587639..55bc49027ba9 100644 --- a/security/security.c +++ b/security/security.c @@ -1027,6 +1027,13 @@ int security_cred_alloc_blank(struct cred *cred, gfp_t gfp) void security_cred_free(struct cred *cred) { + /* + * There is a failure case in prepare_creds() that + * may result in a call here with ->security being NULL. + */ + if (unlikely(cred->security == NULL)) + return; + call_void_hook(cred_free, cred); } diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c index a50d625e7946..c1c31e33657a 100644 --- a/security/selinux/ss/policydb.c +++ b/security/selinux/ss/policydb.c @@ -732,7 +732,8 @@ static int sens_destroy(void *key, void *datum, void *p) kfree(key); if (datum) { levdatum = datum; - ebitmap_destroy(&levdatum->level->cat); + if (levdatum->level) + ebitmap_destroy(&levdatum->level->cat); kfree(levdatum->level); } kfree(datum); diff --git a/security/yama/yama_lsm.c b/security/yama/yama_lsm.c index ffda91a4a1aa..02514fe558b4 100644 --- a/security/yama/yama_lsm.c +++ b/security/yama/yama_lsm.c @@ -368,7 +368,9 @@ static int yama_ptrace_access_check(struct task_struct *child, break; case YAMA_SCOPE_RELATIONAL: rcu_read_lock(); - if (!task_is_descendant(current, child) && + if (!pid_alive(child)) + rc = -EPERM; + if (!rc && !task_is_descendant(current, child) && !ptracer_exception_found(current, child) && !ns_capable(__task_cred(child)->user_ns, CAP_SYS_PTRACE)) rc = -EPERM; diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c index a5b09e75e787..f7d2b373da0a 100644 --- a/sound/core/compress_offload.c +++ b/sound/core/compress_offload.c @@ -541,7 +541,8 @@ static int snd_compress_check_input(struct snd_compr_params *params) { /* first let's check the buffer parameter's */ if (params->buffer.fragment_size == 0 || - params->buffer.fragments > INT_MAX / params->buffer.fragment_size) + params->buffer.fragments > INT_MAX / params->buffer.fragment_size || + params->buffer.fragments == 0) return -EINVAL; /* now codec parameters */ diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c index 51cc6589443f..152f54137082 100644 --- a/sound/pci/hda/patch_conexant.c +++ b/sound/pci/hda/patch_conexant.c @@ -931,6 +931,7 @@ static const struct snd_pci_quirk cxt5066_fixups[] = { SND_PCI_QUIRK(0x103c, 0x814f, "HP ZBook 15u G3", CXT_FIXUP_MUTE_LED_GPIO), SND_PCI_QUIRK(0x103c, 0x822e, "HP ProBook 440 G4", CXT_FIXUP_MUTE_LED_GPIO), SND_PCI_QUIRK(0x103c, 0x836e, "HP ProBook 455 G5", CXT_FIXUP_MUTE_LED_GPIO), + SND_PCI_QUIRK(0x103c, 0x837f, "HP ProBook 470 G5", CXT_FIXUP_MUTE_LED_GPIO), SND_PCI_QUIRK(0x103c, 0x8299, "HP 800 G3 SFF", CXT_FIXUP_HP_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x103c, 0x829a, "HP 800 G3 DM", CXT_FIXUP_HP_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x103c, 0x8455, "HP Z2 G4", CXT_FIXUP_HP_MIC_NO_PRESENCE), diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 0b3e7a18ca78..b4f472157ebd 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -6926,7 +6926,7 @@ static const struct hda_model_fixup alc269_fixup_models[] = { {.id = ALC293_FIXUP_LENOVO_SPK_NOISE, .name = "lenovo-spk-noise"}, {.id = ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY, .name = "lenovo-hotkey"}, {.id = ALC255_FIXUP_DELL_SPK_NOISE, .name = "dell-spk-noise"}, - {.id = ALC225_FIXUP_DELL1_MIC_NO_PRESENCE, .name = "alc255-dell1"}, + {.id = ALC225_FIXUP_DELL1_MIC_NO_PRESENCE, .name = "alc225-dell1"}, {.id = ALC295_FIXUP_DISABLE_DAC3, .name = "alc295-disable-dac3"}, {.id = ALC280_FIXUP_HP_HEADSET_MIC, .name = "alc280-hp-headset"}, {.id = ALC221_FIXUP_HP_FRONT_MIC, .name = "alc221-hp-mic"}, diff --git a/sound/soc/amd/raven/acp3x-pcm-dma.c b/sound/soc/amd/raven/acp3x-pcm-dma.c index 022a8912c8a2..3d58338fa3cf 100644 --- a/sound/soc/amd/raven/acp3x-pcm-dma.c +++ b/sound/soc/amd/raven/acp3x-pcm-dma.c @@ -611,14 +611,16 @@ static int acp3x_audio_probe(struct platform_device *pdev) } irqflags = *((unsigned int *)(pdev->dev.platform_data)); - adata = devm_kzalloc(&pdev->dev, sizeof(struct i2s_dev_data), - GFP_KERNEL); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) { dev_err(&pdev->dev, "IORESOURCE_IRQ FAILED\n"); return -ENODEV; } + adata = devm_kzalloc(&pdev->dev, sizeof(*adata), GFP_KERNEL); + if (!adata) + return -ENOMEM; + adata->acp3x_base = devm_ioremap(&pdev->dev, res->start, resource_size(res)); diff --git a/sound/soc/codecs/hdac_hdmi.c b/sound/soc/codecs/hdac_hdmi.c index 3ab2949c1dfa..b19d7a3e7a2c 100644 --- a/sound/soc/codecs/hdac_hdmi.c +++ b/sound/soc/codecs/hdac_hdmi.c @@ -1890,51 +1890,31 @@ static void hdmi_codec_remove(struct snd_soc_component *component) pm_runtime_disable(&hdev->dev); } -#ifdef CONFIG_PM -static int hdmi_codec_prepare(struct device *dev) -{ - struct hdac_device *hdev = dev_to_hdac_dev(dev); - - pm_runtime_get_sync(&hdev->dev); - - /* - * Power down afg. - * codec_read is preferred over codec_write to set the power state. - * This way verb is send to set the power state and response - * is received. So setting power state is ensured without using loop - * to read the state. - */ - snd_hdac_codec_read(hdev, hdev->afg, 0, AC_VERB_SET_POWER_STATE, - AC_PWRST_D3); - - return 0; -} - -static void hdmi_codec_complete(struct device *dev) +#ifdef CONFIG_PM_SLEEP +static int hdmi_codec_resume(struct device *dev) { struct hdac_device *hdev = dev_to_hdac_dev(dev); struct hdac_hdmi_priv *hdmi = hdev_to_hdmi_priv(hdev); + int ret; - /* Power up afg */ - snd_hdac_codec_read(hdev, hdev->afg, 0, AC_VERB_SET_POWER_STATE, - AC_PWRST_D0); - - hdac_hdmi_skl_enable_all_pins(hdev); - hdac_hdmi_skl_enable_dp12(hdev); - + ret = pm_runtime_force_resume(dev); + if (ret < 0) + return ret; /* * As the ELD notify callback request is not entertained while the * device is in suspend state. Need to manually check detection of * all pins here. pin capablity change is not support, so use the * already set pin caps. + * + * NOTE: this is safe to call even if the codec doesn't actually resume. + * The pin check involves only with DRM audio component hooks, so it + * works even if the HD-audio side is still dreaming peacefully. */ hdac_hdmi_present_sense_all_pins(hdev, hdmi, false); - - pm_runtime_put_sync(&hdev->dev); + return 0; } #else -#define hdmi_codec_prepare NULL -#define hdmi_codec_complete NULL +#define hdmi_codec_resume NULL #endif static const struct snd_soc_component_driver hdmi_hda_codec = { @@ -2135,75 +2115,6 @@ static int hdac_hdmi_dev_remove(struct hdac_device *hdev) } #ifdef CONFIG_PM -/* - * Power management sequences - * ========================== - * - * The following explains the PM handling of HDAC HDMI with its parent - * device SKL and display power usage - * - * Probe - * ----- - * In SKL probe, - * 1. skl_probe_work() powers up the display (refcount++ -> 1) - * 2. enumerates the codecs on the link - * 3. powers down the display (refcount-- -> 0) - * - * In HDAC HDMI probe, - * 1. hdac_hdmi_dev_probe() powers up the display (refcount++ -> 1) - * 2. probe the codec - * 3. put the HDAC HDMI device to runtime suspend - * 4. hdac_hdmi_runtime_suspend() powers down the display (refcount-- -> 0) - * - * Once children are runtime suspended, SKL device also goes to runtime - * suspend - * - * HDMI Playback - * ------------- - * Open HDMI device, - * 1. skl_runtime_resume() invoked - * 2. hdac_hdmi_runtime_resume() powers up the display (refcount++ -> 1) - * - * Close HDMI device, - * 1. hdac_hdmi_runtime_suspend() powers down the display (refcount-- -> 0) - * 2. skl_runtime_suspend() invoked - * - * S0/S3 Cycle with playback in progress - * ------------------------------------- - * When the device is opened for playback, the device is runtime active - * already and the display refcount is 1 as explained above. - * - * Entering to S3, - * 1. hdmi_codec_prepare() invoke the runtime resume of codec which just - * increments the PM runtime usage count of the codec since the device - * is in use already - * 2. skl_suspend() powers down the display (refcount-- -> 0) - * - * Wakeup from S3, - * 1. skl_resume() powers up the display (refcount++ -> 1) - * 2. hdmi_codec_complete() invokes the runtime suspend of codec which just - * decrements the PM runtime usage count of the codec since the device - * is in use already - * - * Once playback is stopped, the display refcount is set to 0 as explained - * above in the HDMI playback sequence. The PM handlings are designed in - * such way that to balance the refcount of display power when the codec - * device put to S3 while playback is going on. - * - * S0/S3 Cycle without playback in progress - * ---------------------------------------- - * Entering to S3, - * 1. hdmi_codec_prepare() invoke the runtime resume of codec - * 2. skl_runtime_resume() invoked - * 3. hdac_hdmi_runtime_resume() powers up the display (refcount++ -> 1) - * 4. skl_suspend() powers down the display (refcount-- -> 0) - * - * Wakeup from S3, - * 1. skl_resume() powers up the display (refcount++ -> 1) - * 2. hdmi_codec_complete() invokes the runtime suspend of codec - * 3. hdac_hdmi_runtime_suspend() powers down the display (refcount-- -> 0) - * 4. skl_runtime_suspend() invoked - */ static int hdac_hdmi_runtime_suspend(struct device *dev) { struct hdac_device *hdev = dev_to_hdac_dev(dev); @@ -2277,8 +2188,7 @@ static int hdac_hdmi_runtime_resume(struct device *dev) static const struct dev_pm_ops hdac_hdmi_pm = { SET_RUNTIME_PM_OPS(hdac_hdmi_runtime_suspend, hdac_hdmi_runtime_resume, NULL) - .prepare = hdmi_codec_prepare, - .complete = hdmi_codec_complete, + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, hdmi_codec_resume) }; static const struct hda_device_id hdmi_list[] = { diff --git a/sound/soc/codecs/pcm512x.c b/sound/soc/codecs/pcm512x.c index 6cb1653be804..4cc24a5d5c31 100644 --- a/sound/soc/codecs/pcm512x.c +++ b/sound/soc/codecs/pcm512x.c @@ -1400,24 +1400,20 @@ static int pcm512x_digital_mute(struct snd_soc_dai *dai, int mute) if (ret != 0) { dev_err(component->dev, "Failed to set digital mute: %d\n", ret); - mutex_unlock(&pcm512x->mutex); - return ret; + goto unlock; } regmap_read_poll_timeout(pcm512x->regmap, PCM512x_ANALOG_MUTE_DET, mute_det, (mute_det & 0x3) == 0, 200, 10000); - - mutex_unlock(&pcm512x->mutex); } else { pcm512x->mute &= ~0x1; ret = pcm512x_update_mute(pcm512x); if (ret != 0) { dev_err(component->dev, "Failed to update digital mute: %d\n", ret); - mutex_unlock(&pcm512x->mutex); - return ret; + goto unlock; } regmap_read_poll_timeout(pcm512x->regmap, @@ -1428,9 +1424,10 @@ static int pcm512x_digital_mute(struct snd_soc_dai *dai, int mute) 200, 10000); } +unlock: mutex_unlock(&pcm512x->mutex); - return 0; + return ret; } static const struct snd_soc_dai_ops pcm512x_dai_ops = { diff --git a/sound/soc/codecs/rt274.c b/sound/soc/codecs/rt274.c index 0ef966d56bac..e2855ab9a2c6 100644 --- a/sound/soc/codecs/rt274.c +++ b/sound/soc/codecs/rt274.c @@ -1128,8 +1128,11 @@ static int rt274_i2c_probe(struct i2c_client *i2c, return ret; } - regmap_read(rt274->regmap, + ret = regmap_read(rt274->regmap, RT274_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID), &val); + if (ret) + return ret; + if (val != RT274_VENDOR_ID) { dev_err(&i2c->dev, "Device with ID register %#x is not rt274\n", val); diff --git a/sound/soc/codecs/rt5514-spi.c b/sound/soc/codecs/rt5514-spi.c index 4d46f4567c3a..bec2eefa8b0f 100644 --- a/sound/soc/codecs/rt5514-spi.c +++ b/sound/soc/codecs/rt5514-spi.c @@ -280,6 +280,8 @@ static int rt5514_spi_pcm_probe(struct snd_soc_component *component) rt5514_dsp = devm_kzalloc(component->dev, sizeof(*rt5514_dsp), GFP_KERNEL); + if (!rt5514_dsp) + return -ENOMEM; rt5514_dsp->dev = &rt5514_spi->dev; mutex_init(&rt5514_dsp->dma_lock); diff --git a/sound/soc/codecs/rt5682.c b/sound/soc/codecs/rt5682.c index 34cfaf8f6f34..89c43b26c379 100644 --- a/sound/soc/codecs/rt5682.c +++ b/sound/soc/codecs/rt5682.c @@ -2512,6 +2512,7 @@ static void rt5682_calibrate(struct rt5682_priv *rt5682) regmap_write(rt5682->regmap, RT5682_PWR_DIG_1, 0x0000); regmap_write(rt5682->regmap, RT5682_CHOP_DAC, 0x2000); regmap_write(rt5682->regmap, RT5682_CALIB_ADC_CTRL, 0x2005); + regmap_write(rt5682->regmap, RT5682_STO1_ADC_MIXER, 0xc0c4); mutex_unlock(&rt5682->calibrate_mutex); diff --git a/sound/soc/codecs/rt5682.h b/sound/soc/codecs/rt5682.h index d82a8301fd74..96944cff0ed7 100644 --- a/sound/soc/codecs/rt5682.h +++ b/sound/soc/codecs/rt5682.h @@ -849,18 +849,18 @@ #define RT5682_SCLK_SRC_PLL2 (0x2 << 13) #define RT5682_SCLK_SRC_SDW (0x3 << 13) #define RT5682_SCLK_SRC_RCCLK (0x4 << 13) -#define RT5682_PLL1_SRC_MASK (0x3 << 10) -#define RT5682_PLL1_SRC_SFT 10 -#define RT5682_PLL1_SRC_MCLK (0x0 << 10) -#define RT5682_PLL1_SRC_BCLK1 (0x1 << 10) -#define RT5682_PLL1_SRC_SDW (0x2 << 10) -#define RT5682_PLL1_SRC_RC (0x3 << 10) -#define RT5682_PLL2_SRC_MASK (0x3 << 8) -#define RT5682_PLL2_SRC_SFT 8 -#define RT5682_PLL2_SRC_MCLK (0x0 << 8) -#define RT5682_PLL2_SRC_BCLK1 (0x1 << 8) -#define RT5682_PLL2_SRC_SDW (0x2 << 8) -#define RT5682_PLL2_SRC_RC (0x3 << 8) +#define RT5682_PLL2_SRC_MASK (0x3 << 10) +#define RT5682_PLL2_SRC_SFT 10 +#define RT5682_PLL2_SRC_MCLK (0x0 << 10) +#define RT5682_PLL2_SRC_BCLK1 (0x1 << 10) +#define RT5682_PLL2_SRC_SDW (0x2 << 10) +#define RT5682_PLL2_SRC_RC (0x3 << 10) +#define RT5682_PLL1_SRC_MASK (0x3 << 8) +#define RT5682_PLL1_SRC_SFT 8 +#define RT5682_PLL1_SRC_MCLK (0x0 << 8) +#define RT5682_PLL1_SRC_BCLK1 (0x1 << 8) +#define RT5682_PLL1_SRC_SDW (0x2 << 8) +#define RT5682_PLL1_SRC_RC (0x3 << 8) diff --git a/sound/soc/codecs/tlv320aic32x4.c b/sound/soc/codecs/tlv320aic32x4.c index e2b5a11b16d1..f03195d2ab2e 100644 --- a/sound/soc/codecs/tlv320aic32x4.c +++ b/sound/soc/codecs/tlv320aic32x4.c @@ -822,6 +822,10 @@ static int aic32x4_set_bias_level(struct snd_soc_component *component, case SND_SOC_BIAS_PREPARE: break; case SND_SOC_BIAS_STANDBY: + /* Initial cold start */ + if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) + break; + /* Switch off BCLK_N Divider */ snd_soc_component_update_bits(component, AIC32X4_BCLKN, AIC32X4_BCLKEN, 0); diff --git a/sound/soc/fsl/imx-audmux.c b/sound/soc/fsl/imx-audmux.c index 392d5eef356d..99e07b01a2ce 100644 --- a/sound/soc/fsl/imx-audmux.c +++ b/sound/soc/fsl/imx-audmux.c @@ -86,49 +86,49 @@ static ssize_t audmux_read_file(struct file *file, char __user *user_buf, if (!buf) return -ENOMEM; - ret = snprintf(buf, PAGE_SIZE, "PDCR: %08x\nPTCR: %08x\n", + ret = scnprintf(buf, PAGE_SIZE, "PDCR: %08x\nPTCR: %08x\n", pdcr, ptcr); if (ptcr & IMX_AUDMUX_V2_PTCR_TFSDIR) - ret += snprintf(buf + ret, PAGE_SIZE - ret, + ret += scnprintf(buf + ret, PAGE_SIZE - ret, "TxFS output from %s, ", audmux_port_string((ptcr >> 27) & 0x7)); else - ret += snprintf(buf + ret, PAGE_SIZE - ret, + ret += scnprintf(buf + ret, PAGE_SIZE - ret, "TxFS input, "); if (ptcr & IMX_AUDMUX_V2_PTCR_TCLKDIR) - ret += snprintf(buf + ret, PAGE_SIZE - ret, + ret += scnprintf(buf + ret, PAGE_SIZE - ret, "TxClk output from %s", audmux_port_string((ptcr >> 22) & 0x7)); else - ret += snprintf(buf + ret, PAGE_SIZE - ret, + ret += scnprintf(buf + ret, PAGE_SIZE - ret, "TxClk input"); - ret += snprintf(buf + ret, PAGE_SIZE - ret, "\n"); + ret += scnprintf(buf + ret, PAGE_SIZE - ret, "\n"); if (ptcr & IMX_AUDMUX_V2_PTCR_SYN) { - ret += snprintf(buf + ret, PAGE_SIZE - ret, + ret += scnprintf(buf + ret, PAGE_SIZE - ret, "Port is symmetric"); } else { if (ptcr & IMX_AUDMUX_V2_PTCR_RFSDIR) - ret += snprintf(buf + ret, PAGE_SIZE - ret, + ret += scnprintf(buf + ret, PAGE_SIZE - ret, "RxFS output from %s, ", audmux_port_string((ptcr >> 17) & 0x7)); else - ret += snprintf(buf + ret, PAGE_SIZE - ret, + ret += scnprintf(buf + ret, PAGE_SIZE - ret, "RxFS input, "); if (ptcr & IMX_AUDMUX_V2_PTCR_RCLKDIR) - ret += snprintf(buf + ret, PAGE_SIZE - ret, + ret += scnprintf(buf + ret, PAGE_SIZE - ret, "RxClk output from %s", audmux_port_string((ptcr >> 12) & 0x7)); else - ret += snprintf(buf + ret, PAGE_SIZE - ret, + ret += scnprintf(buf + ret, PAGE_SIZE - ret, "RxClk input"); } - ret += snprintf(buf + ret, PAGE_SIZE - ret, + ret += scnprintf(buf + ret, PAGE_SIZE - ret, "\nData received from %s\n", audmux_port_string((pdcr >> 13) & 0x7)); diff --git a/sound/soc/intel/Kconfig b/sound/soc/intel/Kconfig index 99a62ba409df..bd9fd2035c55 100644 --- a/sound/soc/intel/Kconfig +++ b/sound/soc/intel/Kconfig @@ -91,7 +91,7 @@ config SND_SST_ATOM_HIFI2_PLATFORM_PCI config SND_SST_ATOM_HIFI2_PLATFORM_ACPI tristate "ACPI HiFi2 (Baytrail, Cherrytrail) Platforms" default ACPI - depends on X86 && ACPI + depends on X86 && ACPI && PCI select SND_SST_IPC_ACPI select SND_SST_ATOM_HIFI2_PLATFORM select SND_SOC_ACPI_INTEL_MATCH diff --git a/sound/soc/intel/atom/sst-mfld-platform-pcm.c b/sound/soc/intel/atom/sst-mfld-platform-pcm.c index afc559866095..91a2436ce952 100644 --- a/sound/soc/intel/atom/sst-mfld-platform-pcm.c +++ b/sound/soc/intel/atom/sst-mfld-platform-pcm.c @@ -399,7 +399,13 @@ static int sst_media_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { - snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params)); + int ret; + + ret = + snd_pcm_lib_malloc_pages(substream, + params_buffer_bytes(params)); + if (ret) + return ret; memset(substream->runtime->dma_area, 0, params_buffer_bytes(params)); return 0; } diff --git a/sound/soc/intel/boards/broadwell.c b/sound/soc/intel/boards/broadwell.c index 68e6543e6cb0..99f2a0156ae8 100644 --- a/sound/soc/intel/boards/broadwell.c +++ b/sound/soc/intel/boards/broadwell.c @@ -192,7 +192,7 @@ static struct snd_soc_dai_link broadwell_rt286_dais[] = { .stream_name = "Loopback", .cpu_dai_name = "Loopback Pin", .platform_name = "haswell-pcm-audio", - .dynamic = 0, + .dynamic = 1, .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, diff --git a/sound/soc/intel/boards/glk_rt5682_max98357a.c b/sound/soc/intel/boards/glk_rt5682_max98357a.c index c74c4f17316f..8f83b182c4f9 100644 --- a/sound/soc/intel/boards/glk_rt5682_max98357a.c +++ b/sound/soc/intel/boards/glk_rt5682_max98357a.c @@ -55,39 +55,6 @@ enum { GLK_DPCM_AUDIO_HDMI3_PB, }; -static int platform_clock_control(struct snd_soc_dapm_widget *w, - struct snd_kcontrol *k, int event) -{ - struct snd_soc_dapm_context *dapm = w->dapm; - struct snd_soc_card *card = dapm->card; - struct snd_soc_dai *codec_dai; - int ret = 0; - - codec_dai = snd_soc_card_get_codec_dai(card, GLK_REALTEK_CODEC_DAI); - if (!codec_dai) { - dev_err(card->dev, "Codec dai not found; Unable to set/unset codec pll\n"); - return -EIO; - } - - if (SND_SOC_DAPM_EVENT_OFF(event)) { - ret = snd_soc_dai_set_sysclk(codec_dai, 0, 0, 0); - if (ret) - dev_err(card->dev, "failed to stop sysclk: %d\n", ret); - } else if (SND_SOC_DAPM_EVENT_ON(event)) { - ret = snd_soc_dai_set_pll(codec_dai, 0, RT5682_PLL1_S_MCLK, - GLK_PLAT_CLK_FREQ, RT5682_PLL_FREQ); - if (ret < 0) { - dev_err(card->dev, "can't set codec pll: %d\n", ret); - return ret; - } - } - - if (ret) - dev_err(card->dev, "failed to start internal clk: %d\n", ret); - - return ret; -} - static const struct snd_kcontrol_new geminilake_controls[] = { SOC_DAPM_PIN_SWITCH("Headphone Jack"), SOC_DAPM_PIN_SWITCH("Headset Mic"), @@ -102,14 +69,10 @@ static const struct snd_soc_dapm_widget geminilake_widgets[] = { SND_SOC_DAPM_SPK("HDMI1", NULL), SND_SOC_DAPM_SPK("HDMI2", NULL), SND_SOC_DAPM_SPK("HDMI3", NULL), - SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, - platform_clock_control, SND_SOC_DAPM_PRE_PMU | - SND_SOC_DAPM_POST_PMD), }; static const struct snd_soc_dapm_route geminilake_map[] = { /* HP jack connectors - unknown if we have jack detection */ - { "Headphone Jack", NULL, "Platform Clock" }, { "Headphone Jack", NULL, "HPOL" }, { "Headphone Jack", NULL, "HPOR" }, @@ -117,7 +80,6 @@ static const struct snd_soc_dapm_route geminilake_map[] = { { "Spk", NULL, "Speaker" }, /* other jacks */ - { "Headset Mic", NULL, "Platform Clock" }, { "IN1P", NULL, "Headset Mic" }, /* digital mics */ @@ -177,6 +139,13 @@ static int geminilake_rt5682_codec_init(struct snd_soc_pcm_runtime *rtd) struct snd_soc_jack *jack; int ret; + ret = snd_soc_dai_set_pll(codec_dai, 0, RT5682_PLL1_S_MCLK, + GLK_PLAT_CLK_FREQ, RT5682_PLL_FREQ); + if (ret < 0) { + dev_err(rtd->dev, "can't set codec pll: %d\n", ret); + return ret; + } + /* Configure sysclk for codec */ ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1, RT5682_PLL_FREQ, SND_SOC_CLOCK_IN); diff --git a/sound/soc/intel/boards/haswell.c b/sound/soc/intel/boards/haswell.c index eab1f439dd3f..a4022983a7ce 100644 --- a/sound/soc/intel/boards/haswell.c +++ b/sound/soc/intel/boards/haswell.c @@ -146,7 +146,7 @@ static struct snd_soc_dai_link haswell_rt5640_dais[] = { .stream_name = "Loopback", .cpu_dai_name = "Loopback Pin", .platform_name = "haswell-pcm-audio", - .dynamic = 0, + .dynamic = 1, .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c index 60c94836bf5b..4ed5b7e17d44 100644 --- a/sound/soc/intel/skylake/skl.c +++ b/sound/soc/intel/skylake/skl.c @@ -336,9 +336,6 @@ static int skl_suspend(struct device *dev) skl->skl_sst->fw_loaded = false; } - if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI)) - snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, false); - return 0; } @@ -350,10 +347,6 @@ static int skl_resume(struct device *dev) struct hdac_ext_link *hlink = NULL; int ret; - /* Turned OFF in HDMI codec driver after codec reconfiguration */ - if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI)) - snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, true); - /* * resume only when we are not in suspend active, otherwise need to * restore the device @@ -446,8 +439,10 @@ static int skl_free(struct hdac_bus *bus) snd_hdac_ext_bus_exit(bus); cancel_work_sync(&skl->probe_work); - if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI)) + if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI)) { + snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, false); snd_hdac_i915_exit(bus); + } return 0; } @@ -814,7 +809,7 @@ static void skl_probe_work(struct work_struct *work) err = skl_platform_register(bus->dev); if (err < 0) { dev_err(bus->dev, "platform register failed: %d\n", err); - return; + goto out_err; } err = skl_machine_device_register(skl); diff --git a/sound/soc/qcom/qdsp6/q6asm-dai.c b/sound/soc/qcom/qdsp6/q6asm-dai.c index 5b986b74dd36..548eb4fa2da6 100644 --- a/sound/soc/qcom/qdsp6/q6asm-dai.c +++ b/sound/soc/qcom/qdsp6/q6asm-dai.c @@ -570,10 +570,10 @@ static int q6asm_dai_compr_open(struct snd_compr_stream *stream) prtd->audio_client = q6asm_audio_client_alloc(dev, (q6asm_cb)compress_event_handler, prtd, stream_id, LEGACY_PCM_MODE); - if (!prtd->audio_client) { + if (IS_ERR(prtd->audio_client)) { dev_err(dev, "Could not allocate memory\n"); - kfree(prtd); - return -ENOMEM; + ret = PTR_ERR(prtd->audio_client); + goto free_prtd; } size = COMPR_PLAYBACK_MAX_FRAGMENT_SIZE * @@ -582,7 +582,7 @@ static int q6asm_dai_compr_open(struct snd_compr_stream *stream) &prtd->dma_buffer); if (ret) { dev_err(dev, "Cannot allocate buffer(s)\n"); - return ret; + goto free_client; } if (pdata->sid < 0) @@ -595,6 +595,13 @@ static int q6asm_dai_compr_open(struct snd_compr_stream *stream) runtime->private_data = prtd; return 0; + +free_client: + q6asm_audio_client_free(prtd->audio_client); +free_prtd: + kfree(prtd); + + return ret; } static int q6asm_dai_compr_free(struct snd_compr_stream *stream) @@ -874,7 +881,7 @@ static int of_q6asm_parse_dai_data(struct device *dev, for_each_child_of_node(dev->of_node, node) { ret = of_property_read_u32(node, "reg", &id); - if (ret || id > MAX_SESSIONS || id < 0) { + if (ret || id >= MAX_SESSIONS || id < 0) { dev_err(dev, "valid dai id not found:%d\n", ret); continue; } diff --git a/sound/soc/qcom/sdm845.c b/sound/soc/qcom/sdm845.c index 1db8ef668223..6f66a58e23ca 100644 --- a/sound/soc/qcom/sdm845.c +++ b/sound/soc/qcom/sdm845.c @@ -158,17 +158,24 @@ static int sdm845_snd_hw_params(struct snd_pcm_substream *substream, return ret; } +static void sdm845_jack_free(struct snd_jack *jack) +{ + struct snd_soc_component *component = jack->private_data; + + snd_soc_component_set_jack(component, NULL, NULL); +} + static int sdm845_dai_init(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_component *component; - struct snd_soc_dai_link *dai_link = rtd->dai_link; struct snd_soc_card *card = rtd->card; + struct snd_soc_dai *codec_dai = rtd->codec_dai; + struct snd_soc_dai *cpu_dai = rtd->cpu_dai; struct sdm845_snd_data *pdata = snd_soc_card_get_drvdata(card); - int i, rval; + struct snd_jack *jack; + int rval; if (!pdata->jack_setup) { - struct snd_jack *jack; - rval = snd_soc_card_jack_new(card, "Headset Jack", SND_JACK_HEADSET | SND_JACK_HEADPHONE | @@ -190,16 +197,22 @@ static int sdm845_dai_init(struct snd_soc_pcm_runtime *rtd) pdata->jack_setup = true; } - for (i = 0 ; i < dai_link->num_codecs; i++) { - struct snd_soc_dai *dai = rtd->codec_dais[i]; + switch (cpu_dai->id) { + case PRIMARY_MI2S_RX: + jack = pdata->jack.jack; + component = codec_dai->component; - component = dai->component; - rval = snd_soc_component_set_jack( - component, &pdata->jack, NULL); + jack->private_data = component; + jack->private_free = sdm845_jack_free; + rval = snd_soc_component_set_jack(component, + &pdata->jack, NULL); if (rval != 0 && rval != -ENOTSUPP) { dev_warn(card->dev, "Failed to set jack: %d\n", rval); return rval; } + break; + default: + break; } return 0; diff --git a/sound/soc/sh/dma-sh7760.c b/sound/soc/sh/dma-sh7760.c index 922fb6aa3ed1..5aee11c94f2a 100644 --- a/sound/soc/sh/dma-sh7760.c +++ b/sound/soc/sh/dma-sh7760.c @@ -202,7 +202,7 @@ static int camelot_prepare(struct snd_pcm_substream *substream) struct snd_soc_pcm_runtime *rtd = substream->private_data; struct camelot_pcm *cam = &cam_pcm_data[rtd->cpu_dai->id]; - pr_debug("PCM data: addr 0x%08ulx len %d\n", + pr_debug("PCM data: addr 0x%08lx len %d\n", (u32)runtime->dma_addr, runtime->dma_bytes); if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 0462b3ec977a..aae450ba4f08 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -742,7 +742,7 @@ static struct snd_soc_component *soc_find_component( if (of_node) { if (component->dev->of_node == of_node) return component; - } else if (strcmp(component->name, name) == 0) { + } else if (name && strcmp(component->name, name) == 0) { return component; } } @@ -1034,17 +1034,18 @@ static int snd_soc_init_platform(struct snd_soc_card *card, * this function should be removed in the future */ /* convert Legacy platform link */ - if (!platform) { + if (!platform || dai_link->legacy_platform) { platform = devm_kzalloc(card->dev, sizeof(struct snd_soc_dai_link_component), GFP_KERNEL); if (!platform) return -ENOMEM; - dai_link->platform = platform; - platform->name = dai_link->platform_name; - platform->of_node = dai_link->platform_of_node; - platform->dai_name = NULL; + dai_link->platform = platform; + dai_link->legacy_platform = 1; + platform->name = dai_link->platform_name; + platform->of_node = dai_link->platform_of_node; + platform->dai_name = NULL; } /* if there's no platform we match on the empty platform */ @@ -1129,6 +1130,15 @@ static int soc_init_dai_link(struct snd_soc_card *card, link->name); return -EINVAL; } + + /* + * Defer card registartion if platform dai component is not added to + * component list. + */ + if ((link->platform->of_node || link->platform->name) && + !soc_find_component(link->platform->of_node, link->platform->name)) + return -EPROBE_DEFER; + /* * CPU device may be specified by either name or OF node, but * can be left unspecified, and will be matched based on DAI @@ -1140,6 +1150,15 @@ static int soc_init_dai_link(struct snd_soc_card *card, link->name); return -EINVAL; } + + /* + * Defer card registartion if cpu dai component is not added to + * component list. + */ + if ((link->cpu_of_node || link->cpu_name) && + !soc_find_component(link->cpu_of_node, link->cpu_name)) + return -EPROBE_DEFER; + /* * At least one of CPU DAI name or CPU device name/node must be * specified @@ -2739,15 +2758,18 @@ int snd_soc_register_card(struct snd_soc_card *card) if (!card->name || !card->dev) return -EINVAL; + mutex_lock(&client_mutex); for_each_card_prelinks(card, i, link) { ret = soc_init_dai_link(card, link); if (ret) { dev_err(card->dev, "ASoC: failed to init link %s\n", link->name); + mutex_unlock(&client_mutex); return ret; } } + mutex_unlock(&client_mutex); dev_set_drvdata(card->dev, card); diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index a5178845065b..2c4c13419539 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -2019,19 +2019,19 @@ static ssize_t dapm_widget_power_read_file(struct file *file, out = is_connected_output_ep(w, NULL, NULL); } - ret = snprintf(buf, PAGE_SIZE, "%s: %s%s in %d out %d", + ret = scnprintf(buf, PAGE_SIZE, "%s: %s%s in %d out %d", w->name, w->power ? "On" : "Off", w->force ? " (forced)" : "", in, out); if (w->reg >= 0) - ret += snprintf(buf + ret, PAGE_SIZE - ret, + ret += scnprintf(buf + ret, PAGE_SIZE - ret, " - R%d(0x%x) mask 0x%x", w->reg, w->reg, w->mask << w->shift); - ret += snprintf(buf + ret, PAGE_SIZE - ret, "\n"); + ret += scnprintf(buf + ret, PAGE_SIZE - ret, "\n"); if (w->sname) - ret += snprintf(buf + ret, PAGE_SIZE - ret, " stream %s %s\n", + ret += scnprintf(buf + ret, PAGE_SIZE - ret, " stream %s %s\n", w->sname, w->active ? "active" : "inactive"); @@ -2044,7 +2044,7 @@ static ssize_t dapm_widget_power_read_file(struct file *file, if (!p->connect) continue; - ret += snprintf(buf + ret, PAGE_SIZE - ret, + ret += scnprintf(buf + ret, PAGE_SIZE - ret, " %s \"%s\" \"%s\"\n", (rdir == SND_SOC_DAPM_DIR_IN) ? "in" : "out", p->name ? p->name : "static", diff --git a/sound/soc/ti/davinci-mcasp.c b/sound/soc/ti/davinci-mcasp.c index eeda6d5565bc..a10fcb5963c6 100644 --- a/sound/soc/ti/davinci-mcasp.c +++ b/sound/soc/ti/davinci-mcasp.c @@ -108,7 +108,7 @@ struct davinci_mcasp { /* Used for comstraint setting on the second stream */ u32 channels; -#ifdef CONFIG_PM_SLEEP +#ifdef CONFIG_PM struct davinci_mcasp_context context; #endif @@ -1486,74 +1486,6 @@ static int davinci_mcasp_dai_probe(struct snd_soc_dai *dai) return 0; } -#ifdef CONFIG_PM_SLEEP -static int davinci_mcasp_suspend(struct snd_soc_dai *dai) -{ - struct davinci_mcasp *mcasp = snd_soc_dai_get_drvdata(dai); - struct davinci_mcasp_context *context = &mcasp->context; - u32 reg; - int i; - - context->pm_state = pm_runtime_active(mcasp->dev); - if (!context->pm_state) - pm_runtime_get_sync(mcasp->dev); - - for (i = 0; i < ARRAY_SIZE(context_regs); i++) - context->config_regs[i] = mcasp_get_reg(mcasp, context_regs[i]); - - if (mcasp->txnumevt) { - reg = mcasp->fifo_base + MCASP_WFIFOCTL_OFFSET; - context->afifo_regs[0] = mcasp_get_reg(mcasp, reg); - } - if (mcasp->rxnumevt) { - reg = mcasp->fifo_base + MCASP_RFIFOCTL_OFFSET; - context->afifo_regs[1] = mcasp_get_reg(mcasp, reg); - } - - for (i = 0; i < mcasp->num_serializer; i++) - context->xrsr_regs[i] = mcasp_get_reg(mcasp, - DAVINCI_MCASP_XRSRCTL_REG(i)); - - pm_runtime_put_sync(mcasp->dev); - - return 0; -} - -static int davinci_mcasp_resume(struct snd_soc_dai *dai) -{ - struct davinci_mcasp *mcasp = snd_soc_dai_get_drvdata(dai); - struct davinci_mcasp_context *context = &mcasp->context; - u32 reg; - int i; - - pm_runtime_get_sync(mcasp->dev); - - for (i = 0; i < ARRAY_SIZE(context_regs); i++) - mcasp_set_reg(mcasp, context_regs[i], context->config_regs[i]); - - if (mcasp->txnumevt) { - reg = mcasp->fifo_base + MCASP_WFIFOCTL_OFFSET; - mcasp_set_reg(mcasp, reg, context->afifo_regs[0]); - } - if (mcasp->rxnumevt) { - reg = mcasp->fifo_base + MCASP_RFIFOCTL_OFFSET; - mcasp_set_reg(mcasp, reg, context->afifo_regs[1]); - } - - for (i = 0; i < mcasp->num_serializer; i++) - mcasp_set_reg(mcasp, DAVINCI_MCASP_XRSRCTL_REG(i), - context->xrsr_regs[i]); - - if (!context->pm_state) - pm_runtime_put_sync(mcasp->dev); - - return 0; -} -#else -#define davinci_mcasp_suspend NULL -#define davinci_mcasp_resume NULL -#endif - #define DAVINCI_MCASP_RATES SNDRV_PCM_RATE_8000_192000 #define DAVINCI_MCASP_PCM_FMTS (SNDRV_PCM_FMTBIT_S8 | \ @@ -1571,8 +1503,6 @@ static struct snd_soc_dai_driver davinci_mcasp_dai[] = { { .name = "davinci-mcasp.0", .probe = davinci_mcasp_dai_probe, - .suspend = davinci_mcasp_suspend, - .resume = davinci_mcasp_resume, .playback = { .channels_min = 1, .channels_max = 32 * 16, @@ -1976,7 +1906,7 @@ static int davinci_mcasp_probe(struct platform_device *pdev) } mcasp->num_serializer = pdata->num_serializer; -#ifdef CONFIG_PM_SLEEP +#ifdef CONFIG_PM mcasp->context.xrsr_regs = devm_kcalloc(&pdev->dev, mcasp->num_serializer, sizeof(u32), GFP_KERNEL); @@ -2196,11 +2126,73 @@ static int davinci_mcasp_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_PM +static int davinci_mcasp_runtime_suspend(struct device *dev) +{ + struct davinci_mcasp *mcasp = dev_get_drvdata(dev); + struct davinci_mcasp_context *context = &mcasp->context; + u32 reg; + int i; + + for (i = 0; i < ARRAY_SIZE(context_regs); i++) + context->config_regs[i] = mcasp_get_reg(mcasp, context_regs[i]); + + if (mcasp->txnumevt) { + reg = mcasp->fifo_base + MCASP_WFIFOCTL_OFFSET; + context->afifo_regs[0] = mcasp_get_reg(mcasp, reg); + } + if (mcasp->rxnumevt) { + reg = mcasp->fifo_base + MCASP_RFIFOCTL_OFFSET; + context->afifo_regs[1] = mcasp_get_reg(mcasp, reg); + } + + for (i = 0; i < mcasp->num_serializer; i++) + context->xrsr_regs[i] = mcasp_get_reg(mcasp, + DAVINCI_MCASP_XRSRCTL_REG(i)); + + return 0; +} + +static int davinci_mcasp_runtime_resume(struct device *dev) +{ + struct davinci_mcasp *mcasp = dev_get_drvdata(dev); + struct davinci_mcasp_context *context = &mcasp->context; + u32 reg; + int i; + + for (i = 0; i < ARRAY_SIZE(context_regs); i++) + mcasp_set_reg(mcasp, context_regs[i], context->config_regs[i]); + + if (mcasp->txnumevt) { + reg = mcasp->fifo_base + MCASP_WFIFOCTL_OFFSET; + mcasp_set_reg(mcasp, reg, context->afifo_regs[0]); + } + if (mcasp->rxnumevt) { + reg = mcasp->fifo_base + MCASP_RFIFOCTL_OFFSET; + mcasp_set_reg(mcasp, reg, context->afifo_regs[1]); + } + + for (i = 0; i < mcasp->num_serializer; i++) + mcasp_set_reg(mcasp, DAVINCI_MCASP_XRSRCTL_REG(i), + context->xrsr_regs[i]); + + return 0; +} + +#endif + +static const struct dev_pm_ops davinci_mcasp_pm_ops = { + SET_RUNTIME_PM_OPS(davinci_mcasp_runtime_suspend, + davinci_mcasp_runtime_resume, + NULL) +}; + static struct platform_driver davinci_mcasp_driver = { .probe = davinci_mcasp_probe, .remove = davinci_mcasp_remove, .driver = { .name = "davinci-mcasp", + .pm = &davinci_mcasp_pm_ops, .of_match_table = mcasp_dt_ids, }, }; diff --git a/sound/soc/xilinx/Kconfig b/sound/soc/xilinx/Kconfig index 25e287feb58c..723a583a8d57 100644 --- a/sound/soc/xilinx/Kconfig +++ b/sound/soc/xilinx/Kconfig @@ -1,5 +1,5 @@ config SND_SOC_XILINX_I2S - tristate "Audio support for the the Xilinx I2S" + tristate "Audio support for the Xilinx I2S" help Select this option to enable Xilinx I2S Audio. This enables I2S playback and capture using xilinx soft IP. In transmitter diff --git a/sound/soc/xilinx/xlnx_i2s.c b/sound/soc/xilinx/xlnx_i2s.c index d4ae9eff41ce..8b353166ad44 100644 --- a/sound/soc/xilinx/xlnx_i2s.c +++ b/sound/soc/xilinx/xlnx_i2s.c @@ -1,12 +1,11 @@ // SPDX-License-Identifier: GPL-2.0 -/* - * Xilinx ASoC I2S audio support - * - * Copyright (C) 2018 Xilinx, Inc. - * - * Author: Praveen Vuppala <praveenv@xilinx.com> - * Author: Maruthi Srinivas Bayyavarapu <maruthis@xilinx.com> - */ +// +// Xilinx ASoC I2S audio support +// +// Copyright (C) 2018 Xilinx, Inc. +// +// Author: Praveen Vuppala <praveenv@xilinx.com> +// Author: Maruthi Srinivas Bayyavarapu <maruthis@xilinx.com> #include <linux/io.h> #include <linux/module.h> diff --git a/tools/arch/powerpc/include/uapi/asm/perf_regs.h b/tools/arch/powerpc/include/uapi/asm/perf_regs.h index ff91192407d1..f599064dd8dc 100644 --- a/tools/arch/powerpc/include/uapi/asm/perf_regs.h +++ b/tools/arch/powerpc/include/uapi/asm/perf_regs.h @@ -47,6 +47,7 @@ enum perf_event_powerpc_regs { PERF_REG_POWERPC_DAR, PERF_REG_POWERPC_DSISR, PERF_REG_POWERPC_SIER, + PERF_REG_POWERPC_MMCRA, PERF_REG_POWERPC_MAX, }; #endif /* _UAPI_ASM_POWERPC_PERF_REGS_H */ diff --git a/tools/bpf/bpftool/Makefile b/tools/bpf/bpftool/Makefile index 492f0f24e2d3..4ad1f0894d53 100644 --- a/tools/bpf/bpftool/Makefile +++ b/tools/bpf/bpftool/Makefile @@ -93,9 +93,16 @@ BFD_SRCS = jit_disasm.c SRCS = $(filter-out $(BFD_SRCS),$(wildcard *.c)) ifeq ($(feature-libbfd),1) + LIBS += -lbfd -ldl -lopcodes +else ifeq ($(feature-libbfd-liberty),1) + LIBS += -lbfd -ldl -lopcodes -liberty +else ifeq ($(feature-libbfd-liberty-z),1) + LIBS += -lbfd -ldl -lopcodes -liberty -lz +endif + +ifneq ($(filter -lbfd,$(LIBS)),) CFLAGS += -DHAVE_LIBBFD_SUPPORT SRCS += $(BFD_SRCS) -LIBS += -lbfd -lopcodes endif OBJS = $(patsubst %.c,$(OUTPUT)%.o,$(SRCS)) $(OUTPUT)disasm.o diff --git a/tools/bpf/bpftool/btf_dumper.c b/tools/bpf/bpftool/btf_dumper.c index 3f0629edbca5..6ba5f567a9d8 100644 --- a/tools/bpf/bpftool/btf_dumper.c +++ b/tools/bpf/bpftool/btf_dumper.c @@ -82,8 +82,6 @@ static void btf_dumper_bitfield(__u32 nr_bits, __u8 bit_offset, int bits_to_copy; __u64 print_num; - data += BITS_ROUNDDOWN_BYTES(bit_offset); - bit_offset = BITS_PER_BYTE_MASKED(bit_offset); bits_to_copy = bit_offset + nr_bits; bytes_to_copy = BITS_ROUNDUP_BYTES(bits_to_copy); @@ -118,7 +116,9 @@ static void btf_dumper_int_bits(__u32 int_type, __u8 bit_offset, * BTF_INT_OFFSET() cannot exceed 64 bits. */ total_bits_offset = bit_offset + BTF_INT_OFFSET(int_type); - btf_dumper_bitfield(nr_bits, total_bits_offset, data, jw, + data += BITS_ROUNDDOWN_BYTES(total_bits_offset); + bit_offset = BITS_PER_BYTE_MASKED(total_bits_offset); + btf_dumper_bitfield(nr_bits, bit_offset, data, jw, is_plain_text); } @@ -216,11 +216,12 @@ static int btf_dumper_struct(const struct btf_dumper *d, __u32 type_id, } jsonw_name(d->jw, btf__name_by_offset(d->btf, m[i].name_off)); + data_off = data + BITS_ROUNDDOWN_BYTES(bit_offset); if (bitfield_size) { - btf_dumper_bitfield(bitfield_size, bit_offset, - data, d->jw, d->is_plain_text); + btf_dumper_bitfield(bitfield_size, + BITS_PER_BYTE_MASKED(bit_offset), + data_off, d->jw, d->is_plain_text); } else { - data_off = data + BITS_ROUNDDOWN_BYTES(bit_offset); ret = btf_dumper_do_type(d, m[i].type, BITS_PER_BYTE_MASKED(bit_offset), data_off); diff --git a/tools/bpf/bpftool/json_writer.c b/tools/bpf/bpftool/json_writer.c index bff7ee026680..6046dcab51cc 100644 --- a/tools/bpf/bpftool/json_writer.c +++ b/tools/bpf/bpftool/json_writer.c @@ -1,15 +1,10 @@ -// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause) /* * Simple streaming JSON writer * * This takes care of the annoying bits of JSON syntax like the commas * after elements * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Stephen Hemminger <stephen@networkplumber.org> */ diff --git a/tools/bpf/bpftool/json_writer.h b/tools/bpf/bpftool/json_writer.h index c1ab51aed99c..cb9a1993681c 100644 --- a/tools/bpf/bpftool/json_writer.h +++ b/tools/bpf/bpftool/json_writer.h @@ -5,11 +5,6 @@ * This takes care of the annoying bits of JSON syntax like the commas * after elements * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * * Authors: Stephen Hemminger <stephen@networkplumber.org> */ diff --git a/tools/include/uapi/linux/pkt_sched.h b/tools/include/uapi/linux/pkt_sched.h new file mode 100644 index 000000000000..0d18b1d1fbbc --- /dev/null +++ b/tools/include/uapi/linux/pkt_sched.h @@ -0,0 +1,1163 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef __LINUX_PKT_SCHED_H +#define __LINUX_PKT_SCHED_H + +#include <linux/types.h> + +/* Logical priority bands not depending on specific packet scheduler. + Every scheduler will map them to real traffic classes, if it has + no more precise mechanism to classify packets. + + These numbers have no special meaning, though their coincidence + with obsolete IPv6 values is not occasional :-). New IPv6 drafts + preferred full anarchy inspired by diffserv group. + + Note: TC_PRIO_BESTEFFORT does not mean that it is the most unhappy + class, actually, as rule it will be handled with more care than + filler or even bulk. + */ + +#define TC_PRIO_BESTEFFORT 0 +#define TC_PRIO_FILLER 1 +#define TC_PRIO_BULK 2 +#define TC_PRIO_INTERACTIVE_BULK 4 +#define TC_PRIO_INTERACTIVE 6 +#define TC_PRIO_CONTROL 7 + +#define TC_PRIO_MAX 15 + +/* Generic queue statistics, available for all the elements. + Particular schedulers may have also their private records. + */ + +struct tc_stats { + __u64 bytes; /* Number of enqueued bytes */ + __u32 packets; /* Number of enqueued packets */ + __u32 drops; /* Packets dropped because of lack of resources */ + __u32 overlimits; /* Number of throttle events when this + * flow goes out of allocated bandwidth */ + __u32 bps; /* Current flow byte rate */ + __u32 pps; /* Current flow packet rate */ + __u32 qlen; + __u32 backlog; +}; + +struct tc_estimator { + signed char interval; + unsigned char ewma_log; +}; + +/* "Handles" + --------- + + All the traffic control objects have 32bit identifiers, or "handles". + + They can be considered as opaque numbers from user API viewpoint, + but actually they always consist of two fields: major and + minor numbers, which are interpreted by kernel specially, + that may be used by applications, though not recommended. + + F.e. qdisc handles always have minor number equal to zero, + classes (or flows) have major equal to parent qdisc major, and + minor uniquely identifying class inside qdisc. + + Macros to manipulate handles: + */ + +#define TC_H_MAJ_MASK (0xFFFF0000U) +#define TC_H_MIN_MASK (0x0000FFFFU) +#define TC_H_MAJ(h) ((h)&TC_H_MAJ_MASK) +#define TC_H_MIN(h) ((h)&TC_H_MIN_MASK) +#define TC_H_MAKE(maj,min) (((maj)&TC_H_MAJ_MASK)|((min)&TC_H_MIN_MASK)) + +#define TC_H_UNSPEC (0U) +#define TC_H_ROOT (0xFFFFFFFFU) +#define TC_H_INGRESS (0xFFFFFFF1U) +#define TC_H_CLSACT TC_H_INGRESS + +#define TC_H_MIN_PRIORITY 0xFFE0U +#define TC_H_MIN_INGRESS 0xFFF2U +#define TC_H_MIN_EGRESS 0xFFF3U + +/* Need to corrospond to iproute2 tc/tc_core.h "enum link_layer" */ +enum tc_link_layer { + TC_LINKLAYER_UNAWARE, /* Indicate unaware old iproute2 util */ + TC_LINKLAYER_ETHERNET, + TC_LINKLAYER_ATM, +}; +#define TC_LINKLAYER_MASK 0x0F /* limit use to lower 4 bits */ + +struct tc_ratespec { + unsigned char cell_log; + __u8 linklayer; /* lower 4 bits */ + unsigned short overhead; + short cell_align; + unsigned short mpu; + __u32 rate; +}; + +#define TC_RTAB_SIZE 1024 + +struct tc_sizespec { + unsigned char cell_log; + unsigned char size_log; + short cell_align; + int overhead; + unsigned int linklayer; + unsigned int mpu; + unsigned int mtu; + unsigned int tsize; +}; + +enum { + TCA_STAB_UNSPEC, + TCA_STAB_BASE, + TCA_STAB_DATA, + __TCA_STAB_MAX +}; + +#define TCA_STAB_MAX (__TCA_STAB_MAX - 1) + +/* FIFO section */ + +struct tc_fifo_qopt { + __u32 limit; /* Queue length: bytes for bfifo, packets for pfifo */ +}; + +/* SKBPRIO section */ + +/* + * Priorities go from zero to (SKBPRIO_MAX_PRIORITY - 1). + * SKBPRIO_MAX_PRIORITY should be at least 64 in order for skbprio to be able + * to map one to one the DS field of IPV4 and IPV6 headers. + * Memory allocation grows linearly with SKBPRIO_MAX_PRIORITY. + */ + +#define SKBPRIO_MAX_PRIORITY 64 + +struct tc_skbprio_qopt { + __u32 limit; /* Queue length in packets. */ +}; + +/* PRIO section */ + +#define TCQ_PRIO_BANDS 16 +#define TCQ_MIN_PRIO_BANDS 2 + +struct tc_prio_qopt { + int bands; /* Number of bands */ + __u8 priomap[TC_PRIO_MAX+1]; /* Map: logical priority -> PRIO band */ +}; + +/* MULTIQ section */ + +struct tc_multiq_qopt { + __u16 bands; /* Number of bands */ + __u16 max_bands; /* Maximum number of queues */ +}; + +/* PLUG section */ + +#define TCQ_PLUG_BUFFER 0 +#define TCQ_PLUG_RELEASE_ONE 1 +#define TCQ_PLUG_RELEASE_INDEFINITE 2 +#define TCQ_PLUG_LIMIT 3 + +struct tc_plug_qopt { + /* TCQ_PLUG_BUFFER: Inset a plug into the queue and + * buffer any incoming packets + * TCQ_PLUG_RELEASE_ONE: Dequeue packets from queue head + * to beginning of the next plug. + * TCQ_PLUG_RELEASE_INDEFINITE: Dequeue all packets from queue. + * Stop buffering packets until the next TCQ_PLUG_BUFFER + * command is received (just act as a pass-thru queue). + * TCQ_PLUG_LIMIT: Increase/decrease queue size + */ + int action; + __u32 limit; +}; + +/* TBF section */ + +struct tc_tbf_qopt { + struct tc_ratespec rate; + struct tc_ratespec peakrate; + __u32 limit; + __u32 buffer; + __u32 mtu; +}; + +enum { + TCA_TBF_UNSPEC, + TCA_TBF_PARMS, + TCA_TBF_RTAB, + TCA_TBF_PTAB, + TCA_TBF_RATE64, + TCA_TBF_PRATE64, + TCA_TBF_BURST, + TCA_TBF_PBURST, + TCA_TBF_PAD, + __TCA_TBF_MAX, +}; + +#define TCA_TBF_MAX (__TCA_TBF_MAX - 1) + + +/* TEQL section */ + +/* TEQL does not require any parameters */ + +/* SFQ section */ + +struct tc_sfq_qopt { + unsigned quantum; /* Bytes per round allocated to flow */ + int perturb_period; /* Period of hash perturbation */ + __u32 limit; /* Maximal packets in queue */ + unsigned divisor; /* Hash divisor */ + unsigned flows; /* Maximal number of flows */ +}; + +struct tc_sfqred_stats { + __u32 prob_drop; /* Early drops, below max threshold */ + __u32 forced_drop; /* Early drops, after max threshold */ + __u32 prob_mark; /* Marked packets, below max threshold */ + __u32 forced_mark; /* Marked packets, after max threshold */ + __u32 prob_mark_head; /* Marked packets, below max threshold */ + __u32 forced_mark_head;/* Marked packets, after max threshold */ +}; + +struct tc_sfq_qopt_v1 { + struct tc_sfq_qopt v0; + unsigned int depth; /* max number of packets per flow */ + unsigned int headdrop; +/* SFQRED parameters */ + __u32 limit; /* HARD maximal flow queue length (bytes) */ + __u32 qth_min; /* Min average length threshold (bytes) */ + __u32 qth_max; /* Max average length threshold (bytes) */ + unsigned char Wlog; /* log(W) */ + unsigned char Plog; /* log(P_max/(qth_max-qth_min)) */ + unsigned char Scell_log; /* cell size for idle damping */ + unsigned char flags; + __u32 max_P; /* probability, high resolution */ +/* SFQRED stats */ + struct tc_sfqred_stats stats; +}; + + +struct tc_sfq_xstats { + __s32 allot; +}; + +/* RED section */ + +enum { + TCA_RED_UNSPEC, + TCA_RED_PARMS, + TCA_RED_STAB, + TCA_RED_MAX_P, + __TCA_RED_MAX, +}; + +#define TCA_RED_MAX (__TCA_RED_MAX - 1) + +struct tc_red_qopt { + __u32 limit; /* HARD maximal queue length (bytes) */ + __u32 qth_min; /* Min average length threshold (bytes) */ + __u32 qth_max; /* Max average length threshold (bytes) */ + unsigned char Wlog; /* log(W) */ + unsigned char Plog; /* log(P_max/(qth_max-qth_min)) */ + unsigned char Scell_log; /* cell size for idle damping */ + unsigned char flags; +#define TC_RED_ECN 1 +#define TC_RED_HARDDROP 2 +#define TC_RED_ADAPTATIVE 4 +}; + +struct tc_red_xstats { + __u32 early; /* Early drops */ + __u32 pdrop; /* Drops due to queue limits */ + __u32 other; /* Drops due to drop() calls */ + __u32 marked; /* Marked packets */ +}; + +/* GRED section */ + +#define MAX_DPs 16 + +enum { + TCA_GRED_UNSPEC, + TCA_GRED_PARMS, + TCA_GRED_STAB, + TCA_GRED_DPS, + TCA_GRED_MAX_P, + TCA_GRED_LIMIT, + TCA_GRED_VQ_LIST, /* nested TCA_GRED_VQ_ENTRY */ + __TCA_GRED_MAX, +}; + +#define TCA_GRED_MAX (__TCA_GRED_MAX - 1) + +enum { + TCA_GRED_VQ_ENTRY_UNSPEC, + TCA_GRED_VQ_ENTRY, /* nested TCA_GRED_VQ_* */ + __TCA_GRED_VQ_ENTRY_MAX, +}; +#define TCA_GRED_VQ_ENTRY_MAX (__TCA_GRED_VQ_ENTRY_MAX - 1) + +enum { + TCA_GRED_VQ_UNSPEC, + TCA_GRED_VQ_PAD, + TCA_GRED_VQ_DP, /* u32 */ + TCA_GRED_VQ_STAT_BYTES, /* u64 */ + TCA_GRED_VQ_STAT_PACKETS, /* u32 */ + TCA_GRED_VQ_STAT_BACKLOG, /* u32 */ + TCA_GRED_VQ_STAT_PROB_DROP, /* u32 */ + TCA_GRED_VQ_STAT_PROB_MARK, /* u32 */ + TCA_GRED_VQ_STAT_FORCED_DROP, /* u32 */ + TCA_GRED_VQ_STAT_FORCED_MARK, /* u32 */ + TCA_GRED_VQ_STAT_PDROP, /* u32 */ + TCA_GRED_VQ_STAT_OTHER, /* u32 */ + TCA_GRED_VQ_FLAGS, /* u32 */ + __TCA_GRED_VQ_MAX +}; + +#define TCA_GRED_VQ_MAX (__TCA_GRED_VQ_MAX - 1) + +struct tc_gred_qopt { + __u32 limit; /* HARD maximal queue length (bytes) */ + __u32 qth_min; /* Min average length threshold (bytes) */ + __u32 qth_max; /* Max average length threshold (bytes) */ + __u32 DP; /* up to 2^32 DPs */ + __u32 backlog; + __u32 qave; + __u32 forced; + __u32 early; + __u32 other; + __u32 pdrop; + __u8 Wlog; /* log(W) */ + __u8 Plog; /* log(P_max/(qth_max-qth_min)) */ + __u8 Scell_log; /* cell size for idle damping */ + __u8 prio; /* prio of this VQ */ + __u32 packets; + __u32 bytesin; +}; + +/* gred setup */ +struct tc_gred_sopt { + __u32 DPs; + __u32 def_DP; + __u8 grio; + __u8 flags; + __u16 pad1; +}; + +/* CHOKe section */ + +enum { + TCA_CHOKE_UNSPEC, + TCA_CHOKE_PARMS, + TCA_CHOKE_STAB, + TCA_CHOKE_MAX_P, + __TCA_CHOKE_MAX, +}; + +#define TCA_CHOKE_MAX (__TCA_CHOKE_MAX - 1) + +struct tc_choke_qopt { + __u32 limit; /* Hard queue length (packets) */ + __u32 qth_min; /* Min average threshold (packets) */ + __u32 qth_max; /* Max average threshold (packets) */ + unsigned char Wlog; /* log(W) */ + unsigned char Plog; /* log(P_max/(qth_max-qth_min)) */ + unsigned char Scell_log; /* cell size for idle damping */ + unsigned char flags; /* see RED flags */ +}; + +struct tc_choke_xstats { + __u32 early; /* Early drops */ + __u32 pdrop; /* Drops due to queue limits */ + __u32 other; /* Drops due to drop() calls */ + __u32 marked; /* Marked packets */ + __u32 matched; /* Drops due to flow match */ +}; + +/* HTB section */ +#define TC_HTB_NUMPRIO 8 +#define TC_HTB_MAXDEPTH 8 +#define TC_HTB_PROTOVER 3 /* the same as HTB and TC's major */ + +struct tc_htb_opt { + struct tc_ratespec rate; + struct tc_ratespec ceil; + __u32 buffer; + __u32 cbuffer; + __u32 quantum; + __u32 level; /* out only */ + __u32 prio; +}; +struct tc_htb_glob { + __u32 version; /* to match HTB/TC */ + __u32 rate2quantum; /* bps->quantum divisor */ + __u32 defcls; /* default class number */ + __u32 debug; /* debug flags */ + + /* stats */ + __u32 direct_pkts; /* count of non shaped packets */ +}; +enum { + TCA_HTB_UNSPEC, + TCA_HTB_PARMS, + TCA_HTB_INIT, + TCA_HTB_CTAB, + TCA_HTB_RTAB, + TCA_HTB_DIRECT_QLEN, + TCA_HTB_RATE64, + TCA_HTB_CEIL64, + TCA_HTB_PAD, + __TCA_HTB_MAX, +}; + +#define TCA_HTB_MAX (__TCA_HTB_MAX - 1) + +struct tc_htb_xstats { + __u32 lends; + __u32 borrows; + __u32 giants; /* unused since 'Make HTB scheduler work with TSO.' */ + __s32 tokens; + __s32 ctokens; +}; + +/* HFSC section */ + +struct tc_hfsc_qopt { + __u16 defcls; /* default class */ +}; + +struct tc_service_curve { + __u32 m1; /* slope of the first segment in bps */ + __u32 d; /* x-projection of the first segment in us */ + __u32 m2; /* slope of the second segment in bps */ +}; + +struct tc_hfsc_stats { + __u64 work; /* total work done */ + __u64 rtwork; /* work done by real-time criteria */ + __u32 period; /* current period */ + __u32 level; /* class level in hierarchy */ +}; + +enum { + TCA_HFSC_UNSPEC, + TCA_HFSC_RSC, + TCA_HFSC_FSC, + TCA_HFSC_USC, + __TCA_HFSC_MAX, +}; + +#define TCA_HFSC_MAX (__TCA_HFSC_MAX - 1) + + +/* CBQ section */ + +#define TC_CBQ_MAXPRIO 8 +#define TC_CBQ_MAXLEVEL 8 +#define TC_CBQ_DEF_EWMA 5 + +struct tc_cbq_lssopt { + unsigned char change; + unsigned char flags; +#define TCF_CBQ_LSS_BOUNDED 1 +#define TCF_CBQ_LSS_ISOLATED 2 + unsigned char ewma_log; + unsigned char level; +#define TCF_CBQ_LSS_FLAGS 1 +#define TCF_CBQ_LSS_EWMA 2 +#define TCF_CBQ_LSS_MAXIDLE 4 +#define TCF_CBQ_LSS_MINIDLE 8 +#define TCF_CBQ_LSS_OFFTIME 0x10 +#define TCF_CBQ_LSS_AVPKT 0x20 + __u32 maxidle; + __u32 minidle; + __u32 offtime; + __u32 avpkt; +}; + +struct tc_cbq_wrropt { + unsigned char flags; + unsigned char priority; + unsigned char cpriority; + unsigned char __reserved; + __u32 allot; + __u32 weight; +}; + +struct tc_cbq_ovl { + unsigned char strategy; +#define TC_CBQ_OVL_CLASSIC 0 +#define TC_CBQ_OVL_DELAY 1 +#define TC_CBQ_OVL_LOWPRIO 2 +#define TC_CBQ_OVL_DROP 3 +#define TC_CBQ_OVL_RCLASSIC 4 + unsigned char priority2; + __u16 pad; + __u32 penalty; +}; + +struct tc_cbq_police { + unsigned char police; + unsigned char __res1; + unsigned short __res2; +}; + +struct tc_cbq_fopt { + __u32 split; + __u32 defmap; + __u32 defchange; +}; + +struct tc_cbq_xstats { + __u32 borrows; + __u32 overactions; + __s32 avgidle; + __s32 undertime; +}; + +enum { + TCA_CBQ_UNSPEC, + TCA_CBQ_LSSOPT, + TCA_CBQ_WRROPT, + TCA_CBQ_FOPT, + TCA_CBQ_OVL_STRATEGY, + TCA_CBQ_RATE, + TCA_CBQ_RTAB, + TCA_CBQ_POLICE, + __TCA_CBQ_MAX, +}; + +#define TCA_CBQ_MAX (__TCA_CBQ_MAX - 1) + +/* dsmark section */ + +enum { + TCA_DSMARK_UNSPEC, + TCA_DSMARK_INDICES, + TCA_DSMARK_DEFAULT_INDEX, + TCA_DSMARK_SET_TC_INDEX, + TCA_DSMARK_MASK, + TCA_DSMARK_VALUE, + __TCA_DSMARK_MAX, +}; + +#define TCA_DSMARK_MAX (__TCA_DSMARK_MAX - 1) + +/* ATM section */ + +enum { + TCA_ATM_UNSPEC, + TCA_ATM_FD, /* file/socket descriptor */ + TCA_ATM_PTR, /* pointer to descriptor - later */ + TCA_ATM_HDR, /* LL header */ + TCA_ATM_EXCESS, /* excess traffic class (0 for CLP) */ + TCA_ATM_ADDR, /* PVC address (for output only) */ + TCA_ATM_STATE, /* VC state (ATM_VS_*; for output only) */ + __TCA_ATM_MAX, +}; + +#define TCA_ATM_MAX (__TCA_ATM_MAX - 1) + +/* Network emulator */ + +enum { + TCA_NETEM_UNSPEC, + TCA_NETEM_CORR, + TCA_NETEM_DELAY_DIST, + TCA_NETEM_REORDER, + TCA_NETEM_CORRUPT, + TCA_NETEM_LOSS, + TCA_NETEM_RATE, + TCA_NETEM_ECN, + TCA_NETEM_RATE64, + TCA_NETEM_PAD, + TCA_NETEM_LATENCY64, + TCA_NETEM_JITTER64, + TCA_NETEM_SLOT, + TCA_NETEM_SLOT_DIST, + __TCA_NETEM_MAX, +}; + +#define TCA_NETEM_MAX (__TCA_NETEM_MAX - 1) + +struct tc_netem_qopt { + __u32 latency; /* added delay (us) */ + __u32 limit; /* fifo limit (packets) */ + __u32 loss; /* random packet loss (0=none ~0=100%) */ + __u32 gap; /* re-ordering gap (0 for none) */ + __u32 duplicate; /* random packet dup (0=none ~0=100%) */ + __u32 jitter; /* random jitter in latency (us) */ +}; + +struct tc_netem_corr { + __u32 delay_corr; /* delay correlation */ + __u32 loss_corr; /* packet loss correlation */ + __u32 dup_corr; /* duplicate correlation */ +}; + +struct tc_netem_reorder { + __u32 probability; + __u32 correlation; +}; + +struct tc_netem_corrupt { + __u32 probability; + __u32 correlation; +}; + +struct tc_netem_rate { + __u32 rate; /* byte/s */ + __s32 packet_overhead; + __u32 cell_size; + __s32 cell_overhead; +}; + +struct tc_netem_slot { + __s64 min_delay; /* nsec */ + __s64 max_delay; + __s32 max_packets; + __s32 max_bytes; + __s64 dist_delay; /* nsec */ + __s64 dist_jitter; /* nsec */ +}; + +enum { + NETEM_LOSS_UNSPEC, + NETEM_LOSS_GI, /* General Intuitive - 4 state model */ + NETEM_LOSS_GE, /* Gilbert Elliot models */ + __NETEM_LOSS_MAX +}; +#define NETEM_LOSS_MAX (__NETEM_LOSS_MAX - 1) + +/* State transition probabilities for 4 state model */ +struct tc_netem_gimodel { + __u32 p13; + __u32 p31; + __u32 p32; + __u32 p14; + __u32 p23; +}; + +/* Gilbert-Elliot models */ +struct tc_netem_gemodel { + __u32 p; + __u32 r; + __u32 h; + __u32 k1; +}; + +#define NETEM_DIST_SCALE 8192 +#define NETEM_DIST_MAX 16384 + +/* DRR */ + +enum { + TCA_DRR_UNSPEC, + TCA_DRR_QUANTUM, + __TCA_DRR_MAX +}; + +#define TCA_DRR_MAX (__TCA_DRR_MAX - 1) + +struct tc_drr_stats { + __u32 deficit; +}; + +/* MQPRIO */ +#define TC_QOPT_BITMASK 15 +#define TC_QOPT_MAX_QUEUE 16 + +enum { + TC_MQPRIO_HW_OFFLOAD_NONE, /* no offload requested */ + TC_MQPRIO_HW_OFFLOAD_TCS, /* offload TCs, no queue counts */ + __TC_MQPRIO_HW_OFFLOAD_MAX +}; + +#define TC_MQPRIO_HW_OFFLOAD_MAX (__TC_MQPRIO_HW_OFFLOAD_MAX - 1) + +enum { + TC_MQPRIO_MODE_DCB, + TC_MQPRIO_MODE_CHANNEL, + __TC_MQPRIO_MODE_MAX +}; + +#define __TC_MQPRIO_MODE_MAX (__TC_MQPRIO_MODE_MAX - 1) + +enum { + TC_MQPRIO_SHAPER_DCB, + TC_MQPRIO_SHAPER_BW_RATE, /* Add new shapers below */ + __TC_MQPRIO_SHAPER_MAX +}; + +#define __TC_MQPRIO_SHAPER_MAX (__TC_MQPRIO_SHAPER_MAX - 1) + +struct tc_mqprio_qopt { + __u8 num_tc; + __u8 prio_tc_map[TC_QOPT_BITMASK + 1]; + __u8 hw; + __u16 count[TC_QOPT_MAX_QUEUE]; + __u16 offset[TC_QOPT_MAX_QUEUE]; +}; + +#define TC_MQPRIO_F_MODE 0x1 +#define TC_MQPRIO_F_SHAPER 0x2 +#define TC_MQPRIO_F_MIN_RATE 0x4 +#define TC_MQPRIO_F_MAX_RATE 0x8 + +enum { + TCA_MQPRIO_UNSPEC, + TCA_MQPRIO_MODE, + TCA_MQPRIO_SHAPER, + TCA_MQPRIO_MIN_RATE64, + TCA_MQPRIO_MAX_RATE64, + __TCA_MQPRIO_MAX, +}; + +#define TCA_MQPRIO_MAX (__TCA_MQPRIO_MAX - 1) + +/* SFB */ + +enum { + TCA_SFB_UNSPEC, + TCA_SFB_PARMS, + __TCA_SFB_MAX, +}; + +#define TCA_SFB_MAX (__TCA_SFB_MAX - 1) + +/* + * Note: increment, decrement are Q0.16 fixed-point values. + */ +struct tc_sfb_qopt { + __u32 rehash_interval; /* delay between hash move, in ms */ + __u32 warmup_time; /* double buffering warmup time in ms (warmup_time < rehash_interval) */ + __u32 max; /* max len of qlen_min */ + __u32 bin_size; /* maximum queue length per bin */ + __u32 increment; /* probability increment, (d1 in Blue) */ + __u32 decrement; /* probability decrement, (d2 in Blue) */ + __u32 limit; /* max SFB queue length */ + __u32 penalty_rate; /* inelastic flows are rate limited to 'rate' pps */ + __u32 penalty_burst; +}; + +struct tc_sfb_xstats { + __u32 earlydrop; + __u32 penaltydrop; + __u32 bucketdrop; + __u32 queuedrop; + __u32 childdrop; /* drops in child qdisc */ + __u32 marked; + __u32 maxqlen; + __u32 maxprob; + __u32 avgprob; +}; + +#define SFB_MAX_PROB 0xFFFF + +/* QFQ */ +enum { + TCA_QFQ_UNSPEC, + TCA_QFQ_WEIGHT, + TCA_QFQ_LMAX, + __TCA_QFQ_MAX +}; + +#define TCA_QFQ_MAX (__TCA_QFQ_MAX - 1) + +struct tc_qfq_stats { + __u32 weight; + __u32 lmax; +}; + +/* CODEL */ + +enum { + TCA_CODEL_UNSPEC, + TCA_CODEL_TARGET, + TCA_CODEL_LIMIT, + TCA_CODEL_INTERVAL, + TCA_CODEL_ECN, + TCA_CODEL_CE_THRESHOLD, + __TCA_CODEL_MAX +}; + +#define TCA_CODEL_MAX (__TCA_CODEL_MAX - 1) + +struct tc_codel_xstats { + __u32 maxpacket; /* largest packet we've seen so far */ + __u32 count; /* how many drops we've done since the last time we + * entered dropping state + */ + __u32 lastcount; /* count at entry to dropping state */ + __u32 ldelay; /* in-queue delay seen by most recently dequeued packet */ + __s32 drop_next; /* time to drop next packet */ + __u32 drop_overlimit; /* number of time max qdisc packet limit was hit */ + __u32 ecn_mark; /* number of packets we ECN marked instead of dropped */ + __u32 dropping; /* are we in dropping state ? */ + __u32 ce_mark; /* number of CE marked packets because of ce_threshold */ +}; + +/* FQ_CODEL */ + +enum { + TCA_FQ_CODEL_UNSPEC, + TCA_FQ_CODEL_TARGET, + TCA_FQ_CODEL_LIMIT, + TCA_FQ_CODEL_INTERVAL, + TCA_FQ_CODEL_ECN, + TCA_FQ_CODEL_FLOWS, + TCA_FQ_CODEL_QUANTUM, + TCA_FQ_CODEL_CE_THRESHOLD, + TCA_FQ_CODEL_DROP_BATCH_SIZE, + TCA_FQ_CODEL_MEMORY_LIMIT, + __TCA_FQ_CODEL_MAX +}; + +#define TCA_FQ_CODEL_MAX (__TCA_FQ_CODEL_MAX - 1) + +enum { + TCA_FQ_CODEL_XSTATS_QDISC, + TCA_FQ_CODEL_XSTATS_CLASS, +}; + +struct tc_fq_codel_qd_stats { + __u32 maxpacket; /* largest packet we've seen so far */ + __u32 drop_overlimit; /* number of time max qdisc + * packet limit was hit + */ + __u32 ecn_mark; /* number of packets we ECN marked + * instead of being dropped + */ + __u32 new_flow_count; /* number of time packets + * created a 'new flow' + */ + __u32 new_flows_len; /* count of flows in new list */ + __u32 old_flows_len; /* count of flows in old list */ + __u32 ce_mark; /* packets above ce_threshold */ + __u32 memory_usage; /* in bytes */ + __u32 drop_overmemory; +}; + +struct tc_fq_codel_cl_stats { + __s32 deficit; + __u32 ldelay; /* in-queue delay seen by most recently + * dequeued packet + */ + __u32 count; + __u32 lastcount; + __u32 dropping; + __s32 drop_next; +}; + +struct tc_fq_codel_xstats { + __u32 type; + union { + struct tc_fq_codel_qd_stats qdisc_stats; + struct tc_fq_codel_cl_stats class_stats; + }; +}; + +/* FQ */ + +enum { + TCA_FQ_UNSPEC, + + TCA_FQ_PLIMIT, /* limit of total number of packets in queue */ + + TCA_FQ_FLOW_PLIMIT, /* limit of packets per flow */ + + TCA_FQ_QUANTUM, /* RR quantum */ + + TCA_FQ_INITIAL_QUANTUM, /* RR quantum for new flow */ + + TCA_FQ_RATE_ENABLE, /* enable/disable rate limiting */ + + TCA_FQ_FLOW_DEFAULT_RATE,/* obsolete, do not use */ + + TCA_FQ_FLOW_MAX_RATE, /* per flow max rate */ + + TCA_FQ_BUCKETS_LOG, /* log2(number of buckets) */ + + TCA_FQ_FLOW_REFILL_DELAY, /* flow credit refill delay in usec */ + + TCA_FQ_ORPHAN_MASK, /* mask applied to orphaned skb hashes */ + + TCA_FQ_LOW_RATE_THRESHOLD, /* per packet delay under this rate */ + + TCA_FQ_CE_THRESHOLD, /* DCTCP-like CE-marking threshold */ + + __TCA_FQ_MAX +}; + +#define TCA_FQ_MAX (__TCA_FQ_MAX - 1) + +struct tc_fq_qd_stats { + __u64 gc_flows; + __u64 highprio_packets; + __u64 tcp_retrans; + __u64 throttled; + __u64 flows_plimit; + __u64 pkts_too_long; + __u64 allocation_errors; + __s64 time_next_delayed_flow; + __u32 flows; + __u32 inactive_flows; + __u32 throttled_flows; + __u32 unthrottle_latency_ns; + __u64 ce_mark; /* packets above ce_threshold */ +}; + +/* Heavy-Hitter Filter */ + +enum { + TCA_HHF_UNSPEC, + TCA_HHF_BACKLOG_LIMIT, + TCA_HHF_QUANTUM, + TCA_HHF_HH_FLOWS_LIMIT, + TCA_HHF_RESET_TIMEOUT, + TCA_HHF_ADMIT_BYTES, + TCA_HHF_EVICT_TIMEOUT, + TCA_HHF_NON_HH_WEIGHT, + __TCA_HHF_MAX +}; + +#define TCA_HHF_MAX (__TCA_HHF_MAX - 1) + +struct tc_hhf_xstats { + __u32 drop_overlimit; /* number of times max qdisc packet limit + * was hit + */ + __u32 hh_overlimit; /* number of times max heavy-hitters was hit */ + __u32 hh_tot_count; /* number of captured heavy-hitters so far */ + __u32 hh_cur_count; /* number of current heavy-hitters */ +}; + +/* PIE */ +enum { + TCA_PIE_UNSPEC, + TCA_PIE_TARGET, + TCA_PIE_LIMIT, + TCA_PIE_TUPDATE, + TCA_PIE_ALPHA, + TCA_PIE_BETA, + TCA_PIE_ECN, + TCA_PIE_BYTEMODE, + __TCA_PIE_MAX +}; +#define TCA_PIE_MAX (__TCA_PIE_MAX - 1) + +struct tc_pie_xstats { + __u32 prob; /* current probability */ + __u32 delay; /* current delay in ms */ + __u32 avg_dq_rate; /* current average dq_rate in bits/pie_time */ + __u32 packets_in; /* total number of packets enqueued */ + __u32 dropped; /* packets dropped due to pie_action */ + __u32 overlimit; /* dropped due to lack of space in queue */ + __u32 maxq; /* maximum queue size */ + __u32 ecn_mark; /* packets marked with ecn*/ +}; + +/* CBS */ +struct tc_cbs_qopt { + __u8 offload; + __u8 _pad[3]; + __s32 hicredit; + __s32 locredit; + __s32 idleslope; + __s32 sendslope; +}; + +enum { + TCA_CBS_UNSPEC, + TCA_CBS_PARMS, + __TCA_CBS_MAX, +}; + +#define TCA_CBS_MAX (__TCA_CBS_MAX - 1) + + +/* ETF */ +struct tc_etf_qopt { + __s32 delta; + __s32 clockid; + __u32 flags; +#define TC_ETF_DEADLINE_MODE_ON BIT(0) +#define TC_ETF_OFFLOAD_ON BIT(1) +}; + +enum { + TCA_ETF_UNSPEC, + TCA_ETF_PARMS, + __TCA_ETF_MAX, +}; + +#define TCA_ETF_MAX (__TCA_ETF_MAX - 1) + + +/* CAKE */ +enum { + TCA_CAKE_UNSPEC, + TCA_CAKE_PAD, + TCA_CAKE_BASE_RATE64, + TCA_CAKE_DIFFSERV_MODE, + TCA_CAKE_ATM, + TCA_CAKE_FLOW_MODE, + TCA_CAKE_OVERHEAD, + TCA_CAKE_RTT, + TCA_CAKE_TARGET, + TCA_CAKE_AUTORATE, + TCA_CAKE_MEMORY, + TCA_CAKE_NAT, + TCA_CAKE_RAW, + TCA_CAKE_WASH, + TCA_CAKE_MPU, + TCA_CAKE_INGRESS, + TCA_CAKE_ACK_FILTER, + TCA_CAKE_SPLIT_GSO, + __TCA_CAKE_MAX +}; +#define TCA_CAKE_MAX (__TCA_CAKE_MAX - 1) + +enum { + __TCA_CAKE_STATS_INVALID, + TCA_CAKE_STATS_PAD, + TCA_CAKE_STATS_CAPACITY_ESTIMATE64, + TCA_CAKE_STATS_MEMORY_LIMIT, + TCA_CAKE_STATS_MEMORY_USED, + TCA_CAKE_STATS_AVG_NETOFF, + TCA_CAKE_STATS_MIN_NETLEN, + TCA_CAKE_STATS_MAX_NETLEN, + TCA_CAKE_STATS_MIN_ADJLEN, + TCA_CAKE_STATS_MAX_ADJLEN, + TCA_CAKE_STATS_TIN_STATS, + TCA_CAKE_STATS_DEFICIT, + TCA_CAKE_STATS_COBALT_COUNT, + TCA_CAKE_STATS_DROPPING, + TCA_CAKE_STATS_DROP_NEXT_US, + TCA_CAKE_STATS_P_DROP, + TCA_CAKE_STATS_BLUE_TIMER_US, + __TCA_CAKE_STATS_MAX +}; +#define TCA_CAKE_STATS_MAX (__TCA_CAKE_STATS_MAX - 1) + +enum { + __TCA_CAKE_TIN_STATS_INVALID, + TCA_CAKE_TIN_STATS_PAD, + TCA_CAKE_TIN_STATS_SENT_PACKETS, + TCA_CAKE_TIN_STATS_SENT_BYTES64, + TCA_CAKE_TIN_STATS_DROPPED_PACKETS, + TCA_CAKE_TIN_STATS_DROPPED_BYTES64, + TCA_CAKE_TIN_STATS_ACKS_DROPPED_PACKETS, + TCA_CAKE_TIN_STATS_ACKS_DROPPED_BYTES64, + TCA_CAKE_TIN_STATS_ECN_MARKED_PACKETS, + TCA_CAKE_TIN_STATS_ECN_MARKED_BYTES64, + TCA_CAKE_TIN_STATS_BACKLOG_PACKETS, + TCA_CAKE_TIN_STATS_BACKLOG_BYTES, + TCA_CAKE_TIN_STATS_THRESHOLD_RATE64, + TCA_CAKE_TIN_STATS_TARGET_US, + TCA_CAKE_TIN_STATS_INTERVAL_US, + TCA_CAKE_TIN_STATS_WAY_INDIRECT_HITS, + TCA_CAKE_TIN_STATS_WAY_MISSES, + TCA_CAKE_TIN_STATS_WAY_COLLISIONS, + TCA_CAKE_TIN_STATS_PEAK_DELAY_US, + TCA_CAKE_TIN_STATS_AVG_DELAY_US, + TCA_CAKE_TIN_STATS_BASE_DELAY_US, + TCA_CAKE_TIN_STATS_SPARSE_FLOWS, + TCA_CAKE_TIN_STATS_BULK_FLOWS, + TCA_CAKE_TIN_STATS_UNRESPONSIVE_FLOWS, + TCA_CAKE_TIN_STATS_MAX_SKBLEN, + TCA_CAKE_TIN_STATS_FLOW_QUANTUM, + __TCA_CAKE_TIN_STATS_MAX +}; +#define TCA_CAKE_TIN_STATS_MAX (__TCA_CAKE_TIN_STATS_MAX - 1) +#define TC_CAKE_MAX_TINS (8) + +enum { + CAKE_FLOW_NONE = 0, + CAKE_FLOW_SRC_IP, + CAKE_FLOW_DST_IP, + CAKE_FLOW_HOSTS, /* = CAKE_FLOW_SRC_IP | CAKE_FLOW_DST_IP */ + CAKE_FLOW_FLOWS, + CAKE_FLOW_DUAL_SRC, /* = CAKE_FLOW_SRC_IP | CAKE_FLOW_FLOWS */ + CAKE_FLOW_DUAL_DST, /* = CAKE_FLOW_DST_IP | CAKE_FLOW_FLOWS */ + CAKE_FLOW_TRIPLE, /* = CAKE_FLOW_HOSTS | CAKE_FLOW_FLOWS */ + CAKE_FLOW_MAX, +}; + +enum { + CAKE_DIFFSERV_DIFFSERV3 = 0, + CAKE_DIFFSERV_DIFFSERV4, + CAKE_DIFFSERV_DIFFSERV8, + CAKE_DIFFSERV_BESTEFFORT, + CAKE_DIFFSERV_PRECEDENCE, + CAKE_DIFFSERV_MAX +}; + +enum { + CAKE_ACK_NONE = 0, + CAKE_ACK_FILTER, + CAKE_ACK_AGGRESSIVE, + CAKE_ACK_MAX +}; + +enum { + CAKE_ATM_NONE = 0, + CAKE_ATM_ATM, + CAKE_ATM_PTM, + CAKE_ATM_MAX +}; + + +/* TAPRIO */ +enum { + TC_TAPRIO_CMD_SET_GATES = 0x00, + TC_TAPRIO_CMD_SET_AND_HOLD = 0x01, + TC_TAPRIO_CMD_SET_AND_RELEASE = 0x02, +}; + +enum { + TCA_TAPRIO_SCHED_ENTRY_UNSPEC, + TCA_TAPRIO_SCHED_ENTRY_INDEX, /* u32 */ + TCA_TAPRIO_SCHED_ENTRY_CMD, /* u8 */ + TCA_TAPRIO_SCHED_ENTRY_GATE_MASK, /* u32 */ + TCA_TAPRIO_SCHED_ENTRY_INTERVAL, /* u32 */ + __TCA_TAPRIO_SCHED_ENTRY_MAX, +}; +#define TCA_TAPRIO_SCHED_ENTRY_MAX (__TCA_TAPRIO_SCHED_ENTRY_MAX - 1) + +/* The format for schedule entry list is: + * [TCA_TAPRIO_SCHED_ENTRY_LIST] + * [TCA_TAPRIO_SCHED_ENTRY] + * [TCA_TAPRIO_SCHED_ENTRY_CMD] + * [TCA_TAPRIO_SCHED_ENTRY_GATES] + * [TCA_TAPRIO_SCHED_ENTRY_INTERVAL] + */ +enum { + TCA_TAPRIO_SCHED_UNSPEC, + TCA_TAPRIO_SCHED_ENTRY, + __TCA_TAPRIO_SCHED_MAX, +}; + +#define TCA_TAPRIO_SCHED_MAX (__TCA_TAPRIO_SCHED_MAX - 1) + +enum { + TCA_TAPRIO_ATTR_UNSPEC, + TCA_TAPRIO_ATTR_PRIOMAP, /* struct tc_mqprio_qopt */ + TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST, /* nested of entry */ + TCA_TAPRIO_ATTR_SCHED_BASE_TIME, /* s64 */ + TCA_TAPRIO_ATTR_SCHED_SINGLE_ENTRY, /* single entry */ + TCA_TAPRIO_ATTR_SCHED_CLOCKID, /* s32 */ + TCA_TAPRIO_PAD, + __TCA_TAPRIO_ATTR_MAX, +}; + +#define TCA_TAPRIO_ATTR_MAX (__TCA_TAPRIO_ATTR_MAX - 1) + +#endif diff --git a/tools/lib/bpf/.gitignore b/tools/lib/bpf/.gitignore index f81e549ddfdb..4db74758c674 100644 --- a/tools/lib/bpf/.gitignore +++ b/tools/lib/bpf/.gitignore @@ -1,2 +1,3 @@ libbpf_version.h FEATURE-DUMP.libbpf +test_libbpf diff --git a/tools/lib/bpf/README.rst b/tools/lib/bpf/README.rst index 056f38310722..607aae40f4ed 100644 --- a/tools/lib/bpf/README.rst +++ b/tools/lib/bpf/README.rst @@ -132,6 +132,20 @@ For example, if current state of ``libbpf.map`` is: Format of version script and ways to handle ABI changes, including incompatible ones, described in details in [1]. +Stand-alone build +================= + +Under https://github.com/libbpf/libbpf there is a (semi-)automated +mirror of the mainline's version of libbpf for a stand-alone build. + +However, all changes to libbpf's code base must be upstreamed through +the mainline kernel tree. + +License +======= + +libbpf is dual-licensed under LGPL 2.1 and BSD 2-Clause. + Links ===== diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c index 3caaa3428774..88cbd110ae58 100644 --- a/tools/lib/bpf/bpf.c +++ b/tools/lib/bpf/bpf.c @@ -65,6 +65,17 @@ static inline int sys_bpf(enum bpf_cmd cmd, union bpf_attr *attr, return syscall(__NR_bpf, cmd, attr, size); } +static inline int sys_bpf_prog_load(union bpf_attr *attr, unsigned int size) +{ + int fd; + + do { + fd = sys_bpf(BPF_PROG_LOAD, attr, size); + } while (fd < 0 && errno == EAGAIN); + + return fd; +} + int bpf_create_map_xattr(const struct bpf_create_map_attr *create_attr) { __u32 name_len = create_attr->name ? strlen(create_attr->name) : 0; @@ -232,7 +243,7 @@ int bpf_load_program_xattr(const struct bpf_load_program_attr *load_attr, memcpy(attr.prog_name, load_attr->name, min(name_len, BPF_OBJ_NAME_LEN - 1)); - fd = sys_bpf(BPF_PROG_LOAD, &attr, sizeof(attr)); + fd = sys_bpf_prog_load(&attr, sizeof(attr)); if (fd >= 0) return fd; @@ -269,7 +280,7 @@ int bpf_load_program_xattr(const struct bpf_load_program_attr *load_attr, break; } - fd = sys_bpf(BPF_PROG_LOAD, &attr, sizeof(attr)); + fd = sys_bpf_prog_load(&attr, sizeof(attr)); if (fd >= 0) goto done; @@ -283,7 +294,7 @@ int bpf_load_program_xattr(const struct bpf_load_program_attr *load_attr, attr.log_size = log_buf_sz; attr.log_level = 1; log_buf[0] = 0; - fd = sys_bpf(BPF_PROG_LOAD, &attr, sizeof(attr)); + fd = sys_bpf_prog_load(&attr, sizeof(attr)); done: free(finfo); free(linfo); @@ -328,7 +339,7 @@ int bpf_verify_program(enum bpf_prog_type type, const struct bpf_insn *insns, attr.kern_version = kern_version; attr.prog_flags = prog_flags; - return sys_bpf(BPF_PROG_LOAD, &attr, sizeof(attr)); + return sys_bpf_prog_load(&attr, sizeof(attr)); } int bpf_map_update_elem(int fd, const void *key, const void *value, diff --git a/tools/perf/arch/powerpc/include/perf_regs.h b/tools/perf/arch/powerpc/include/perf_regs.h index 1076393e6f43..e18a3556f5e3 100644 --- a/tools/perf/arch/powerpc/include/perf_regs.h +++ b/tools/perf/arch/powerpc/include/perf_regs.h @@ -63,7 +63,8 @@ static const char *reg_names[] = { [PERF_REG_POWERPC_TRAP] = "trap", [PERF_REG_POWERPC_DAR] = "dar", [PERF_REG_POWERPC_DSISR] = "dsisr", - [PERF_REG_POWERPC_SIER] = "sier" + [PERF_REG_POWERPC_SIER] = "sier", + [PERF_REG_POWERPC_MMCRA] = "mmcra" }; static inline const char *perf_reg_name(int id) diff --git a/tools/perf/arch/powerpc/util/perf_regs.c b/tools/perf/arch/powerpc/util/perf_regs.c index 07fcd977d93e..34d5134681d9 100644 --- a/tools/perf/arch/powerpc/util/perf_regs.c +++ b/tools/perf/arch/powerpc/util/perf_regs.c @@ -53,6 +53,7 @@ const struct sample_reg sample_reg_masks[] = { SMPL_REG(dar, PERF_REG_POWERPC_DAR), SMPL_REG(dsisr, PERF_REG_POWERPC_DSISR), SMPL_REG(sier, PERF_REG_POWERPC_SIER), + SMPL_REG(mmcra, PERF_REG_POWERPC_MMCRA), SMPL_REG_END }; diff --git a/tools/testing/selftests/bpf/.gitignore b/tools/testing/selftests/bpf/.gitignore index 4a9785043a39..dd093bd91aa9 100644 --- a/tools/testing/selftests/bpf/.gitignore +++ b/tools/testing/selftests/bpf/.gitignore @@ -28,3 +28,4 @@ flow_dissector_load test_netcnt test_section_names test_tcpnotify_user +test_libbpf diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile index 73aa6d8f4a2f..41ab7a3668b3 100644 --- a/tools/testing/selftests/bpf/Makefile +++ b/tools/testing/selftests/bpf/Makefile @@ -55,7 +55,10 @@ TEST_PROGS := test_kmod.sh \ test_flow_dissector.sh \ test_xdp_vlan.sh -TEST_PROGS_EXTENDED := with_addr.sh +TEST_PROGS_EXTENDED := with_addr.sh \ + with_tunnels.sh \ + tcp_client.py \ + tcp_server.py # Compile but not part of 'make run_tests' TEST_GEN_PROGS_EXTENDED = test_libbpf_open test_sock_addr test_skb_cgroup_id_user \ diff --git a/tools/testing/selftests/bpf/cgroup_helpers.c b/tools/testing/selftests/bpf/cgroup_helpers.c index cf16948aad4a..6692a40a6979 100644 --- a/tools/testing/selftests/bpf/cgroup_helpers.c +++ b/tools/testing/selftests/bpf/cgroup_helpers.c @@ -155,7 +155,7 @@ void cleanup_cgroup_environment(void) * This function creates a cgroup under the top level workdir and returns the * file descriptor. It is idempotent. * - * On success, it returns the file descriptor. On failure it returns 0. + * On success, it returns the file descriptor. On failure it returns -1. * If there is a failure, it prints the error to stderr. */ int create_and_get_cgroup(const char *path) @@ -166,13 +166,13 @@ int create_and_get_cgroup(const char *path) format_cgroup_path(cgroup_path, path); if (mkdir(cgroup_path, 0777) && errno != EEXIST) { log_err("mkdiring cgroup %s .. %s", path, cgroup_path); - return 0; + return -1; } fd = open(cgroup_path, O_RDONLY); if (fd < 0) { log_err("Opening Cgroup"); - return 0; + return -1; } return fd; diff --git a/tools/testing/selftests/bpf/test_btf.c b/tools/testing/selftests/bpf/test_btf.c index 8bcd38010582..a0bd04befe87 100644 --- a/tools/testing/selftests/bpf/test_btf.c +++ b/tools/testing/selftests/bpf/test_btf.c @@ -3526,6 +3526,8 @@ struct pprint_mapv { ENUM_TWO, ENUM_THREE, } aenum; + uint32_t ui32b; + uint32_t bits2c:2; }; static struct btf_raw_test pprint_test_template[] = { @@ -3568,7 +3570,7 @@ static struct btf_raw_test pprint_test_template[] = { BTF_ENUM_ENC(NAME_TBD, 2), BTF_ENUM_ENC(NAME_TBD, 3), /* struct pprint_mapv */ /* [16] */ - BTF_TYPE_ENC(NAME_TBD, BTF_INFO_ENC(BTF_KIND_STRUCT, 0, 8), 32), + BTF_TYPE_ENC(NAME_TBD, BTF_INFO_ENC(BTF_KIND_STRUCT, 0, 10), 40), BTF_MEMBER_ENC(NAME_TBD, 11, 0), /* uint32_t ui32 */ BTF_MEMBER_ENC(NAME_TBD, 10, 32), /* uint16_t ui16 */ BTF_MEMBER_ENC(NAME_TBD, 12, 64), /* int32_t si32 */ @@ -3577,9 +3579,11 @@ static struct btf_raw_test pprint_test_template[] = { BTF_MEMBER_ENC(NAME_TBD, 6, 126), /* unused_bits2b */ BTF_MEMBER_ENC(0, 14, 128), /* union (anon) */ BTF_MEMBER_ENC(NAME_TBD, 15, 192), /* aenum */ + BTF_MEMBER_ENC(NAME_TBD, 11, 224), /* uint32_t ui32b */ + BTF_MEMBER_ENC(NAME_TBD, 6, 256), /* bits2c */ BTF_END_RAW, }, - BTF_STR_SEC("\0unsigned char\0unsigned short\0unsigned int\0int\0unsigned long long\0uint8_t\0uint16_t\0uint32_t\0int32_t\0uint64_t\0ui64\0ui8a\0ENUM_ZERO\0ENUM_ONE\0ENUM_TWO\0ENUM_THREE\0pprint_mapv\0ui32\0ui16\0si32\0unused_bits2a\0bits28\0unused_bits2b\0aenum"), + BTF_STR_SEC("\0unsigned char\0unsigned short\0unsigned int\0int\0unsigned long long\0uint8_t\0uint16_t\0uint32_t\0int32_t\0uint64_t\0ui64\0ui8a\0ENUM_ZERO\0ENUM_ONE\0ENUM_TWO\0ENUM_THREE\0pprint_mapv\0ui32\0ui16\0si32\0unused_bits2a\0bits28\0unused_bits2b\0aenum\0ui32b\0bits2c"), .key_size = sizeof(unsigned int), .value_size = sizeof(struct pprint_mapv), .key_type_id = 3, /* unsigned int */ @@ -3628,7 +3632,7 @@ static struct btf_raw_test pprint_test_template[] = { BTF_ENUM_ENC(NAME_TBD, 2), BTF_ENUM_ENC(NAME_TBD, 3), /* struct pprint_mapv */ /* [16] */ - BTF_TYPE_ENC(NAME_TBD, BTF_INFO_ENC(BTF_KIND_STRUCT, 1, 8), 32), + BTF_TYPE_ENC(NAME_TBD, BTF_INFO_ENC(BTF_KIND_STRUCT, 1, 10), 40), BTF_MEMBER_ENC(NAME_TBD, 11, BTF_MEMBER_OFFSET(0, 0)), /* uint32_t ui32 */ BTF_MEMBER_ENC(NAME_TBD, 10, BTF_MEMBER_OFFSET(0, 32)), /* uint16_t ui16 */ BTF_MEMBER_ENC(NAME_TBD, 12, BTF_MEMBER_OFFSET(0, 64)), /* int32_t si32 */ @@ -3637,9 +3641,11 @@ static struct btf_raw_test pprint_test_template[] = { BTF_MEMBER_ENC(NAME_TBD, 6, BTF_MEMBER_OFFSET(2, 126)), /* unused_bits2b */ BTF_MEMBER_ENC(0, 14, BTF_MEMBER_OFFSET(0, 128)), /* union (anon) */ BTF_MEMBER_ENC(NAME_TBD, 15, BTF_MEMBER_OFFSET(0, 192)), /* aenum */ + BTF_MEMBER_ENC(NAME_TBD, 11, BTF_MEMBER_OFFSET(0, 224)), /* uint32_t ui32b */ + BTF_MEMBER_ENC(NAME_TBD, 6, BTF_MEMBER_OFFSET(2, 256)), /* bits2c */ BTF_END_RAW, }, - BTF_STR_SEC("\0unsigned char\0unsigned short\0unsigned int\0int\0unsigned long long\0uint8_t\0uint16_t\0uint32_t\0int32_t\0uint64_t\0ui64\0ui8a\0ENUM_ZERO\0ENUM_ONE\0ENUM_TWO\0ENUM_THREE\0pprint_mapv\0ui32\0ui16\0si32\0unused_bits2a\0bits28\0unused_bits2b\0aenum"), + BTF_STR_SEC("\0unsigned char\0unsigned short\0unsigned int\0int\0unsigned long long\0uint8_t\0uint16_t\0uint32_t\0int32_t\0uint64_t\0ui64\0ui8a\0ENUM_ZERO\0ENUM_ONE\0ENUM_TWO\0ENUM_THREE\0pprint_mapv\0ui32\0ui16\0si32\0unused_bits2a\0bits28\0unused_bits2b\0aenum\0ui32b\0bits2c"), .key_size = sizeof(unsigned int), .value_size = sizeof(struct pprint_mapv), .key_type_id = 3, /* unsigned int */ @@ -3690,7 +3696,7 @@ static struct btf_raw_test pprint_test_template[] = { BTF_ENUM_ENC(NAME_TBD, 2), BTF_ENUM_ENC(NAME_TBD, 3), /* struct pprint_mapv */ /* [16] */ - BTF_TYPE_ENC(NAME_TBD, BTF_INFO_ENC(BTF_KIND_STRUCT, 1, 8), 32), + BTF_TYPE_ENC(NAME_TBD, BTF_INFO_ENC(BTF_KIND_STRUCT, 1, 10), 40), BTF_MEMBER_ENC(NAME_TBD, 11, BTF_MEMBER_OFFSET(0, 0)), /* uint32_t ui32 */ BTF_MEMBER_ENC(NAME_TBD, 10, BTF_MEMBER_OFFSET(0, 32)), /* uint16_t ui16 */ BTF_MEMBER_ENC(NAME_TBD, 12, BTF_MEMBER_OFFSET(0, 64)), /* int32_t si32 */ @@ -3699,13 +3705,15 @@ static struct btf_raw_test pprint_test_template[] = { BTF_MEMBER_ENC(NAME_TBD, 19, BTF_MEMBER_OFFSET(2, 126)),/* unused_bits2b */ BTF_MEMBER_ENC(0, 14, BTF_MEMBER_OFFSET(0, 128)), /* union (anon) */ BTF_MEMBER_ENC(NAME_TBD, 15, BTF_MEMBER_OFFSET(0, 192)), /* aenum */ + BTF_MEMBER_ENC(NAME_TBD, 11, BTF_MEMBER_OFFSET(0, 224)), /* uint32_t ui32b */ + BTF_MEMBER_ENC(NAME_TBD, 17, BTF_MEMBER_OFFSET(2, 256)), /* bits2c */ /* typedef unsigned int ___int */ /* [17] */ BTF_TYPEDEF_ENC(NAME_TBD, 18), BTF_TYPE_ENC(0, BTF_INFO_ENC(BTF_KIND_VOLATILE, 0, 0), 6), /* [18] */ BTF_TYPE_ENC(0, BTF_INFO_ENC(BTF_KIND_CONST, 0, 0), 15), /* [19] */ BTF_END_RAW, }, - BTF_STR_SEC("\0unsigned char\0unsigned short\0unsigned int\0int\0unsigned long long\0uint8_t\0uint16_t\0uint32_t\0int32_t\0uint64_t\0ui64\0ui8a\0ENUM_ZERO\0ENUM_ONE\0ENUM_TWO\0ENUM_THREE\0pprint_mapv\0ui32\0ui16\0si32\0unused_bits2a\0bits28\0unused_bits2b\0aenum\0___int"), + BTF_STR_SEC("\0unsigned char\0unsigned short\0unsigned int\0int\0unsigned long long\0uint8_t\0uint16_t\0uint32_t\0int32_t\0uint64_t\0ui64\0ui8a\0ENUM_ZERO\0ENUM_ONE\0ENUM_TWO\0ENUM_THREE\0pprint_mapv\0ui32\0ui16\0si32\0unused_bits2a\0bits28\0unused_bits2b\0aenum\0ui32b\0bits2c\0___int"), .key_size = sizeof(unsigned int), .value_size = sizeof(struct pprint_mapv), .key_type_id = 3, /* unsigned int */ @@ -3793,6 +3801,8 @@ static void set_pprint_mapv(struct pprint_mapv *v, uint32_t i, v->unused_bits2b = 3; v->ui64 = i; v->aenum = i & 0x03; + v->ui32b = 4; + v->bits2c = 1; v = (void *)v + rounded_value_size; } } @@ -3955,7 +3965,8 @@ static int do_test_pprint(int test_num) nexpected_line = snprintf(expected_line, sizeof(expected_line), "%s%u: {%u,0,%d,0x%x,0x%x,0x%x," - "{%lu|[%u,%u,%u,%u,%u,%u,%u,%u]},%s}\n", + "{%lu|[%u,%u,%u,%u,%u,%u,%u,%u]},%s," + "%u,0x%x}\n", percpu_map ? "\tcpu" : "", percpu_map ? cpu : next_key, cmapv->ui32, cmapv->si32, @@ -3967,7 +3978,9 @@ static int do_test_pprint(int test_num) cmapv->ui8a[2], cmapv->ui8a[3], cmapv->ui8a[4], cmapv->ui8a[5], cmapv->ui8a[6], cmapv->ui8a[7], - pprint_enum_str[cmapv->aenum]); + pprint_enum_str[cmapv->aenum], + cmapv->ui32b, + cmapv->bits2c); err = check_line(expected_line, nexpected_line, sizeof(expected_line), line); diff --git a/tools/testing/selftests/bpf/test_cgroup_storage.c b/tools/testing/selftests/bpf/test_cgroup_storage.c index f44834155f25..2fc4625c1a15 100644 --- a/tools/testing/selftests/bpf/test_cgroup_storage.c +++ b/tools/testing/selftests/bpf/test_cgroup_storage.c @@ -81,7 +81,7 @@ int main(int argc, char **argv) /* Create a cgroup, get fd, and join it */ cgroup_fd = create_and_get_cgroup(TEST_CGROUP); - if (!cgroup_fd) { + if (cgroup_fd < 0) { printf("Failed to create test cgroup\n"); goto err; } diff --git a/tools/testing/selftests/bpf/test_dev_cgroup.c b/tools/testing/selftests/bpf/test_dev_cgroup.c index 9c8b50bac7e0..76e4993b7c16 100644 --- a/tools/testing/selftests/bpf/test_dev_cgroup.c +++ b/tools/testing/selftests/bpf/test_dev_cgroup.c @@ -43,7 +43,7 @@ int main(int argc, char **argv) /* Create a cgroup, get fd, and join it */ cgroup_fd = create_and_get_cgroup(TEST_CGROUP); - if (!cgroup_fd) { + if (cgroup_fd < 0) { printf("Failed to create test cgroup\n"); goto err; } diff --git a/tools/testing/selftests/bpf/test_netcnt.c b/tools/testing/selftests/bpf/test_netcnt.c index 44ed7f29f8ab..c1da5404454a 100644 --- a/tools/testing/selftests/bpf/test_netcnt.c +++ b/tools/testing/selftests/bpf/test_netcnt.c @@ -65,7 +65,7 @@ int main(int argc, char **argv) /* Create a cgroup, get fd, and join it */ cgroup_fd = create_and_get_cgroup(TEST_CGROUP); - if (!cgroup_fd) { + if (cgroup_fd < 0) { printf("Failed to create test cgroup\n"); goto err; } diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c index 126fc624290d..25f0083a9b2e 100644 --- a/tools/testing/selftests/bpf/test_progs.c +++ b/tools/testing/selftests/bpf/test_progs.c @@ -1188,7 +1188,9 @@ static void test_stacktrace_build_id(void) int i, j; struct bpf_stack_build_id id_offs[PERF_MAX_STACK_DEPTH]; int build_id_matches = 0; + int retry = 1; +retry: err = bpf_prog_load(file, BPF_PROG_TYPE_TRACEPOINT, &obj, &prog_fd); if (CHECK(err, "prog_load", "err %d errno %d\n", err, errno)) goto out; @@ -1301,6 +1303,19 @@ static void test_stacktrace_build_id(void) previous_key = key; } while (bpf_map_get_next_key(stackmap_fd, &previous_key, &key) == 0); + /* stack_map_get_build_id_offset() is racy and sometimes can return + * BPF_STACK_BUILD_ID_IP instead of BPF_STACK_BUILD_ID_VALID; + * try it one more time. + */ + if (build_id_matches < 1 && retry--) { + ioctl(pmu_fd, PERF_EVENT_IOC_DISABLE); + close(pmu_fd); + bpf_object__close(obj); + printf("%s:WARN:Didn't find expected build ID from the map, retrying\n", + __func__); + goto retry; + } + if (CHECK(build_id_matches < 1, "build id match", "Didn't find expected build ID from the map\n")) goto disable_pmu; @@ -1341,7 +1356,9 @@ static void test_stacktrace_build_id_nmi(void) int i, j; struct bpf_stack_build_id id_offs[PERF_MAX_STACK_DEPTH]; int build_id_matches = 0; + int retry = 1; +retry: err = bpf_prog_load(file, BPF_PROG_TYPE_PERF_EVENT, &obj, &prog_fd); if (CHECK(err, "prog_load", "err %d errno %d\n", err, errno)) return; @@ -1436,6 +1453,19 @@ static void test_stacktrace_build_id_nmi(void) previous_key = key; } while (bpf_map_get_next_key(stackmap_fd, &previous_key, &key) == 0); + /* stack_map_get_build_id_offset() is racy and sometimes can return + * BPF_STACK_BUILD_ID_IP instead of BPF_STACK_BUILD_ID_VALID; + * try it one more time. + */ + if (build_id_matches < 1 && retry--) { + ioctl(pmu_fd, PERF_EVENT_IOC_DISABLE); + close(pmu_fd); + bpf_object__close(obj); + printf("%s:WARN:Didn't find expected build ID from the map, retrying\n", + __func__); + goto retry; + } + if (CHECK(build_id_matches < 1, "build id match", "Didn't find expected build ID from the map\n")) goto disable_pmu; diff --git a/tools/testing/selftests/bpf/test_skb_cgroup_id_user.c b/tools/testing/selftests/bpf/test_skb_cgroup_id_user.c index c121cc59f314..9220747c069d 100644 --- a/tools/testing/selftests/bpf/test_skb_cgroup_id_user.c +++ b/tools/testing/selftests/bpf/test_skb_cgroup_id_user.c @@ -164,7 +164,7 @@ int main(int argc, char **argv) goto err; cgfd = create_and_get_cgroup(CGROUP_PATH); - if (!cgfd) + if (cgfd < 0) goto err; if (join_cgroup(CGROUP_PATH)) diff --git a/tools/testing/selftests/bpf/test_sock.c b/tools/testing/selftests/bpf/test_sock.c index b8ebe2f58074..561ffb6d6433 100644 --- a/tools/testing/selftests/bpf/test_sock.c +++ b/tools/testing/selftests/bpf/test_sock.c @@ -458,7 +458,7 @@ int main(int argc, char **argv) goto err; cgfd = create_and_get_cgroup(CG_PATH); - if (!cgfd) + if (cgfd < 0) goto err; if (join_cgroup(CG_PATH)) diff --git a/tools/testing/selftests/bpf/test_sock_addr.c b/tools/testing/selftests/bpf/test_sock_addr.c index 73b7493d4120..3f110eaaf29c 100644 --- a/tools/testing/selftests/bpf/test_sock_addr.c +++ b/tools/testing/selftests/bpf/test_sock_addr.c @@ -44,6 +44,7 @@ #define SERV6_V4MAPPED_IP "::ffff:192.168.0.4" #define SRC6_IP "::1" #define SRC6_REWRITE_IP "::6" +#define WILDCARD6_IP "::" #define SERV6_PORT 6060 #define SERV6_REWRITE_PORT 6666 @@ -85,12 +86,14 @@ static int bind4_prog_load(const struct sock_addr_test *test); static int bind6_prog_load(const struct sock_addr_test *test); static int connect4_prog_load(const struct sock_addr_test *test); static int connect6_prog_load(const struct sock_addr_test *test); +static int sendmsg_allow_prog_load(const struct sock_addr_test *test); static int sendmsg_deny_prog_load(const struct sock_addr_test *test); static int sendmsg4_rw_asm_prog_load(const struct sock_addr_test *test); static int sendmsg4_rw_c_prog_load(const struct sock_addr_test *test); static int sendmsg6_rw_asm_prog_load(const struct sock_addr_test *test); static int sendmsg6_rw_c_prog_load(const struct sock_addr_test *test); static int sendmsg6_rw_v4mapped_prog_load(const struct sock_addr_test *test); +static int sendmsg6_rw_wildcard_prog_load(const struct sock_addr_test *test); static struct sock_addr_test tests[] = { /* bind */ @@ -463,6 +466,34 @@ static struct sock_addr_test tests[] = { SYSCALL_ENOTSUPP, }, { + "sendmsg6: set dst IP = [::] (BSD'ism)", + sendmsg6_rw_wildcard_prog_load, + BPF_CGROUP_UDP6_SENDMSG, + BPF_CGROUP_UDP6_SENDMSG, + AF_INET6, + SOCK_DGRAM, + SERV6_IP, + SERV6_PORT, + SERV6_REWRITE_IP, + SERV6_REWRITE_PORT, + SRC6_REWRITE_IP, + SUCCESS, + }, + { + "sendmsg6: preserve dst IP = [::] (BSD'ism)", + sendmsg_allow_prog_load, + BPF_CGROUP_UDP6_SENDMSG, + BPF_CGROUP_UDP6_SENDMSG, + AF_INET6, + SOCK_DGRAM, + WILDCARD6_IP, + SERV6_PORT, + SERV6_REWRITE_IP, + SERV6_PORT, + SRC6_IP, + SUCCESS, + }, + { "sendmsg6: deny call", sendmsg_deny_prog_load, BPF_CGROUP_UDP6_SENDMSG, @@ -734,16 +765,27 @@ static int connect6_prog_load(const struct sock_addr_test *test) return load_path(test, CONNECT6_PROG_PATH); } -static int sendmsg_deny_prog_load(const struct sock_addr_test *test) +static int sendmsg_ret_only_prog_load(const struct sock_addr_test *test, + int32_t rc) { struct bpf_insn insns[] = { - /* return 0 */ - BPF_MOV64_IMM(BPF_REG_0, 0), + /* return rc */ + BPF_MOV64_IMM(BPF_REG_0, rc), BPF_EXIT_INSN(), }; return load_insns(test, insns, sizeof(insns) / sizeof(struct bpf_insn)); } +static int sendmsg_allow_prog_load(const struct sock_addr_test *test) +{ + return sendmsg_ret_only_prog_load(test, /*rc*/ 1); +} + +static int sendmsg_deny_prog_load(const struct sock_addr_test *test) +{ + return sendmsg_ret_only_prog_load(test, /*rc*/ 0); +} + static int sendmsg4_rw_asm_prog_load(const struct sock_addr_test *test) { struct sockaddr_in dst4_rw_addr; @@ -864,6 +906,11 @@ static int sendmsg6_rw_v4mapped_prog_load(const struct sock_addr_test *test) return sendmsg6_rw_dst_asm_prog_load(test, SERV6_V4MAPPED_IP); } +static int sendmsg6_rw_wildcard_prog_load(const struct sock_addr_test *test) +{ + return sendmsg6_rw_dst_asm_prog_load(test, WILDCARD6_IP); +} + static int sendmsg6_rw_c_prog_load(const struct sock_addr_test *test) { return load_path(test, SENDMSG6_PROG_PATH); @@ -1395,7 +1442,7 @@ int main(int argc, char **argv) goto err; cgfd = create_and_get_cgroup(CG_PATH); - if (!cgfd) + if (cgfd < 0) goto err; if (join_cgroup(CG_PATH)) diff --git a/tools/testing/selftests/bpf/test_socket_cookie.c b/tools/testing/selftests/bpf/test_socket_cookie.c index b6c2c605d8c0..fc7832ee566b 100644 --- a/tools/testing/selftests/bpf/test_socket_cookie.c +++ b/tools/testing/selftests/bpf/test_socket_cookie.c @@ -202,7 +202,7 @@ int main(int argc, char **argv) goto err; cgfd = create_and_get_cgroup(CG_PATH); - if (!cgfd) + if (cgfd < 0) goto err; if (join_cgroup(CG_PATH)) diff --git a/tools/testing/selftests/bpf/test_tcpbpf_user.c b/tools/testing/selftests/bpf/test_tcpbpf_user.c index e6eebda7d112..716b4e3be581 100644 --- a/tools/testing/selftests/bpf/test_tcpbpf_user.c +++ b/tools/testing/selftests/bpf/test_tcpbpf_user.c @@ -103,7 +103,7 @@ int main(int argc, char **argv) goto err; cg_fd = create_and_get_cgroup(cg_path); - if (!cg_fd) + if (cg_fd < 0) goto err; if (join_cgroup(cg_path)) diff --git a/tools/testing/selftests/bpf/test_tcpnotify_user.c b/tools/testing/selftests/bpf/test_tcpnotify_user.c index ff3c4522aed6..4e4353711a86 100644 --- a/tools/testing/selftests/bpf/test_tcpnotify_user.c +++ b/tools/testing/selftests/bpf/test_tcpnotify_user.c @@ -115,7 +115,7 @@ int main(int argc, char **argv) goto err; cg_fd = create_and_get_cgroup(cg_path); - if (!cg_fd) + if (cg_fd < 0) goto err; if (join_cgroup(cg_path)) diff --git a/tools/testing/selftests/bpf/test_verifier.c b/tools/testing/selftests/bpf/test_verifier.c index 10d44446e801..2fd90d456892 100644 --- a/tools/testing/selftests/bpf/test_verifier.c +++ b/tools/testing/selftests/bpf/test_verifier.c @@ -6934,6 +6934,126 @@ static struct bpf_test tests[] = { .retval = 1, }, { + "map access: mixing value pointer and scalar, 1", + .insns = { + // load map value pointer into r0 and r2 + BPF_MOV64_IMM(BPF_REG_0, 1), + BPF_LD_MAP_FD(BPF_REG_ARG1, 0), + BPF_MOV64_REG(BPF_REG_ARG2, BPF_REG_FP), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_ARG2, -16), + BPF_ST_MEM(BPF_DW, BPF_REG_FP, -16, 0), + BPF_EMIT_CALL(BPF_FUNC_map_lookup_elem), + BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 1), + BPF_EXIT_INSN(), + // load some number from the map into r1 + BPF_LDX_MEM(BPF_B, BPF_REG_1, BPF_REG_0, 0), + // depending on r1, branch: + BPF_JMP_IMM(BPF_JNE, BPF_REG_1, 0, 3), + // branch A + BPF_MOV64_REG(BPF_REG_2, BPF_REG_0), + BPF_MOV64_IMM(BPF_REG_3, 0), + BPF_JMP_A(2), + // branch B + BPF_MOV64_IMM(BPF_REG_2, 0), + BPF_MOV64_IMM(BPF_REG_3, 0x100000), + // common instruction + BPF_ALU64_REG(BPF_ADD, BPF_REG_2, BPF_REG_3), + // depending on r1, branch: + BPF_JMP_IMM(BPF_JNE, BPF_REG_1, 0, 1), + // branch A + BPF_JMP_A(4), + // branch B + BPF_MOV64_IMM(BPF_REG_0, 0x13371337), + // verifier follows fall-through + BPF_JMP_IMM(BPF_JNE, BPF_REG_2, 0x100000, 2), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + // fake-dead code; targeted from branch A to + // prevent dead code sanitization + BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .fixup_map_array_48b = { 1 }, + .result = ACCEPT, + .result_unpriv = REJECT, + .errstr_unpriv = "R2 tried to add from different pointers or scalars", + .retval = 0, + }, + { + "map access: mixing value pointer and scalar, 2", + .insns = { + // load map value pointer into r0 and r2 + BPF_MOV64_IMM(BPF_REG_0, 1), + BPF_LD_MAP_FD(BPF_REG_ARG1, 0), + BPF_MOV64_REG(BPF_REG_ARG2, BPF_REG_FP), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_ARG2, -16), + BPF_ST_MEM(BPF_DW, BPF_REG_FP, -16, 0), + BPF_EMIT_CALL(BPF_FUNC_map_lookup_elem), + BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 1), + BPF_EXIT_INSN(), + // load some number from the map into r1 + BPF_LDX_MEM(BPF_B, BPF_REG_1, BPF_REG_0, 0), + // depending on r1, branch: + BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, 3), + // branch A + BPF_MOV64_IMM(BPF_REG_2, 0), + BPF_MOV64_IMM(BPF_REG_3, 0x100000), + BPF_JMP_A(2), + // branch B + BPF_MOV64_REG(BPF_REG_2, BPF_REG_0), + BPF_MOV64_IMM(BPF_REG_3, 0), + // common instruction + BPF_ALU64_REG(BPF_ADD, BPF_REG_2, BPF_REG_3), + // depending on r1, branch: + BPF_JMP_IMM(BPF_JNE, BPF_REG_1, 0, 1), + // branch A + BPF_JMP_A(4), + // branch B + BPF_MOV64_IMM(BPF_REG_0, 0x13371337), + // verifier follows fall-through + BPF_JMP_IMM(BPF_JNE, BPF_REG_2, 0x100000, 2), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + // fake-dead code; targeted from branch A to + // prevent dead code sanitization + BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .fixup_map_array_48b = { 1 }, + .result = ACCEPT, + .result_unpriv = REJECT, + .errstr_unpriv = "R2 tried to add from different maps or paths", + .retval = 0, + }, + { + "sanitation: alu with different scalars", + .insns = { + BPF_MOV64_IMM(BPF_REG_0, 1), + BPF_LD_MAP_FD(BPF_REG_ARG1, 0), + BPF_MOV64_REG(BPF_REG_ARG2, BPF_REG_FP), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_ARG2, -16), + BPF_ST_MEM(BPF_DW, BPF_REG_FP, -16, 0), + BPF_EMIT_CALL(BPF_FUNC_map_lookup_elem), + BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 1), + BPF_EXIT_INSN(), + BPF_LDX_MEM(BPF_B, BPF_REG_1, BPF_REG_0, 0), + BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, 3), + BPF_MOV64_IMM(BPF_REG_2, 0), + BPF_MOV64_IMM(BPF_REG_3, 0x100000), + BPF_JMP_A(2), + BPF_MOV64_IMM(BPF_REG_2, 42), + BPF_MOV64_IMM(BPF_REG_3, 0x100001), + BPF_ALU64_REG(BPF_ADD, BPF_REG_2, BPF_REG_3), + BPF_MOV64_REG(BPF_REG_0, BPF_REG_2), + BPF_EXIT_INSN(), + }, + .fixup_map_array_48b = { 1 }, + .result = ACCEPT, + .retval = 0x100000, + }, + { "map access: value_ptr += known scalar, upper oob arith, test 1", .insns = { BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0), diff --git a/tools/testing/selftests/drivers/net/mlxsw/rtnetlink.sh b/tools/testing/selftests/drivers/net/mlxsw/rtnetlink.sh index 94fdbf215c14..c4cf6e6d800e 100755 --- a/tools/testing/selftests/drivers/net/mlxsw/rtnetlink.sh +++ b/tools/testing/selftests/drivers/net/mlxsw/rtnetlink.sh @@ -25,6 +25,7 @@ ALL_TESTS=" lag_unlink_slaves_test lag_dev_deletion_test vlan_interface_uppers_test + bridge_extern_learn_test devlink_reload_test " NUM_NETIFS=2 @@ -541,6 +542,25 @@ vlan_interface_uppers_test() ip link del dev br0 } +bridge_extern_learn_test() +{ + # Test that externally learned entries added from user space are + # marked as offloaded + RET=0 + + ip link add name br0 type bridge + ip link set dev $swp1 master br0 + + bridge fdb add de:ad:be:ef:13:37 dev $swp1 master extern_learn + + bridge fdb show brport $swp1 | grep de:ad:be:ef:13:37 | grep -q offload + check_err $? "fdb entry not marked as offloaded when should" + + log_test "externally learned fdb entry" + + ip link del dev br0 +} + devlink_reload_test() { # Test that after executing all the above configuration tests, a diff --git a/tools/testing/selftests/drivers/net/mlxsw/vxlan.sh b/tools/testing/selftests/drivers/net/mlxsw/vxlan.sh index dcf9f4e913e0..ae6146ec5afd 100755 --- a/tools/testing/selftests/drivers/net/mlxsw/vxlan.sh +++ b/tools/testing/selftests/drivers/net/mlxsw/vxlan.sh @@ -847,6 +847,24 @@ sanitization_vlan_aware_test() log_test "vlan-aware - failed enslavement to vlan-aware bridge" + bridge vlan del vid 10 dev vxlan20 + bridge vlan add vid 20 dev vxlan20 pvid untagged + + # Test that offloading of an unsupported tunnel fails when it is + # triggered by addition of VLAN to a local port + RET=0 + + # TOS must be set to inherit + ip link set dev vxlan10 type vxlan tos 42 + + ip link set dev $swp1 master br0 + bridge vlan add vid 10 dev $swp1 &> /dev/null + check_fail $? + + log_test "vlan-aware - failed vlan addition to a local port" + + ip link set dev vxlan10 type vxlan tos inherit + ip link del dev vxlan20 ip link del dev vxlan10 ip link del dev br0 diff --git a/tools/testing/selftests/gpio/gpio-mockup-chardev.c b/tools/testing/selftests/gpio/gpio-mockup-chardev.c index f8d468f54e98..aaa1e9f083c3 100644 --- a/tools/testing/selftests/gpio/gpio-mockup-chardev.c +++ b/tools/testing/selftests/gpio/gpio-mockup-chardev.c @@ -37,7 +37,7 @@ static int get_debugfs(char **path) struct libmnt_table *tb; struct libmnt_iter *itr = NULL; struct libmnt_fs *fs; - int found = 0; + int found = 0, ret; cxt = mnt_new_context(); if (!cxt) @@ -58,8 +58,11 @@ static int get_debugfs(char **path) break; } } - if (found) - asprintf(path, "%s/gpio", mnt_fs_get_target(fs)); + if (found) { + ret = asprintf(path, "%s/gpio", mnt_fs_get_target(fs)); + if (ret < 0) + err(EXIT_FAILURE, "failed to format string"); + } mnt_free_iter(itr); mnt_free_context(cxt); diff --git a/tools/testing/selftests/net/forwarding/bridge_vlan_aware.sh b/tools/testing/selftests/net/forwarding/bridge_vlan_aware.sh index d8313d0438b7..b90dff8d3a94 100755 --- a/tools/testing/selftests/net/forwarding/bridge_vlan_aware.sh +++ b/tools/testing/selftests/net/forwarding/bridge_vlan_aware.sh @@ -1,7 +1,7 @@ #!/bin/bash # SPDX-License-Identifier: GPL-2.0 -ALL_TESTS="ping_ipv4 ping_ipv6 learning flooding" +ALL_TESTS="ping_ipv4 ping_ipv6 learning flooding vlan_deletion extern_learn" NUM_NETIFS=4 CHECK_TC="yes" source lib.sh @@ -96,6 +96,51 @@ flooding() flood_test $swp2 $h1 $h2 } +vlan_deletion() +{ + # Test that the deletion of a VLAN on a bridge port does not affect + # the PVID VLAN + log_info "Add and delete a VLAN on bridge port $swp1" + + bridge vlan add vid 10 dev $swp1 + bridge vlan del vid 10 dev $swp1 + + ping_ipv4 + ping_ipv6 +} + +extern_learn() +{ + local mac=de:ad:be:ef:13:37 + local ageing_time + + # Test that externally learned FDB entries can roam, but not age out + RET=0 + + bridge fdb add de:ad:be:ef:13:37 dev $swp1 master extern_learn vlan 1 + + bridge fdb show brport $swp1 | grep -q de:ad:be:ef:13:37 + check_err $? "Did not find FDB entry when should" + + # Wait for 10 seconds after the ageing time to make sure the FDB entry + # was not aged out + ageing_time=$(bridge_ageing_time_get br0) + sleep $((ageing_time + 10)) + + bridge fdb show brport $swp1 | grep -q de:ad:be:ef:13:37 + check_err $? "FDB entry was aged out when should not" + + $MZ $h2 -c 1 -p 64 -a $mac -t ip -q + + bridge fdb show brport $swp2 | grep -q de:ad:be:ef:13:37 + check_err $? "FDB entry did not roam when should" + + log_test "Externally learned FDB entry - ageing & roaming" + + bridge fdb del de:ad:be:ef:13:37 dev $swp2 master vlan 1 &> /dev/null + bridge fdb del de:ad:be:ef:13:37 dev $swp1 master vlan 1 &> /dev/null +} + trap cleanup EXIT setup_prepare diff --git a/tools/testing/selftests/net/forwarding/vxlan_bridge_1d.sh b/tools/testing/selftests/net/forwarding/vxlan_bridge_1d.sh index 56cef3b1c194..bb10e33690b2 100755 --- a/tools/testing/selftests/net/forwarding/vxlan_bridge_1d.sh +++ b/tools/testing/selftests/net/forwarding/vxlan_bridge_1d.sh @@ -629,7 +629,7 @@ __test_ecn_decap() RET=0 tc filter add dev $h1 ingress pref 77 prot ip \ - flower ip_tos $decapped_tos action pass + flower ip_tos $decapped_tos action drop sleep 1 vxlan_encapped_ping_test v2 v1 192.0.2.17 \ $orig_inner_tos $orig_outer_tos \ diff --git a/tools/testing/selftests/net/ip_defrag.c b/tools/testing/selftests/net/ip_defrag.c index 61ae2782388e..5d56cc0838f6 100644 --- a/tools/testing/selftests/net/ip_defrag.c +++ b/tools/testing/selftests/net/ip_defrag.c @@ -203,6 +203,7 @@ static void send_udp_frags(int fd_raw, struct sockaddr *addr, { struct ip *iphdr = (struct ip *)ip_frame; struct ip6_hdr *ip6hdr = (struct ip6_hdr *)ip_frame; + const bool ipv4 = !ipv6; int res; int offset; int frag_len; @@ -239,19 +240,53 @@ static void send_udp_frags(int fd_raw, struct sockaddr *addr, iphdr->ip_sum = 0; } + /* Occasionally test in-order fragments. */ + if (!cfg_overlap && (rand() % 100 < 15)) { + offset = 0; + while (offset < (UDP_HLEN + payload_len)) { + send_fragment(fd_raw, addr, alen, offset, ipv6); + offset += max_frag_len; + } + return; + } + + /* Occasionally test IPv4 "runs" (see net/ipv4/ip_fragment.c) */ + if (ipv4 && !cfg_overlap && (rand() % 100 < 20) && + (payload_len > 9 * max_frag_len)) { + offset = 6 * max_frag_len; + while (offset < (UDP_HLEN + payload_len)) { + send_fragment(fd_raw, addr, alen, offset, ipv6); + offset += max_frag_len; + } + offset = 3 * max_frag_len; + while (offset < 6 * max_frag_len) { + send_fragment(fd_raw, addr, alen, offset, ipv6); + offset += max_frag_len; + } + offset = 0; + while (offset < 3 * max_frag_len) { + send_fragment(fd_raw, addr, alen, offset, ipv6); + offset += max_frag_len; + } + return; + } + /* Odd fragments. */ offset = max_frag_len; while (offset < (UDP_HLEN + payload_len)) { send_fragment(fd_raw, addr, alen, offset, ipv6); + /* IPv4 ignores duplicates, so randomly send a duplicate. */ + if (ipv4 && (1 == rand() % 100)) + send_fragment(fd_raw, addr, alen, offset, ipv6); offset += 2 * max_frag_len; } if (cfg_overlap) { /* Send an extra random fragment. */ - offset = rand() % (UDP_HLEN + payload_len - 1); - /* sendto() returns EINVAL if offset + frag_len is too small. */ if (ipv6) { struct ip6_frag *fraghdr = (struct ip6_frag *)(ip_frame + IP6_HLEN); + /* sendto() returns EINVAL if offset + frag_len is too small. */ + offset = rand() % (UDP_HLEN + payload_len - 1); frag_len = max_frag_len + rand() % 256; /* In IPv6 if !!(frag_len % 8), the fragment is dropped. */ frag_len &= ~0x7; @@ -259,13 +294,29 @@ static void send_udp_frags(int fd_raw, struct sockaddr *addr, ip6hdr->ip6_plen = htons(frag_len); frag_len += IP6_HLEN; } else { - frag_len = IP4_HLEN + UDP_HLEN + rand() % 256; + /* In IPv4, duplicates and some fragments completely inside + * previously sent fragments are dropped/ignored. So + * random offset and frag_len can result in a dropped + * fragment instead of a dropped queue/packet. So we + * hard-code offset and frag_len. + * + * See ade446403bfb ("net: ipv4: do not handle duplicate + * fragments as overlapping"). + */ + if (max_frag_len * 4 < payload_len || max_frag_len < 16) { + /* not enough payload to play with random offset and frag_len. */ + offset = 8; + frag_len = IP4_HLEN + UDP_HLEN + max_frag_len; + } else { + offset = rand() % (payload_len / 2); + frag_len = 2 * max_frag_len + 1 + rand() % 256; + } iphdr->ip_off = htons(offset / 8 | IP4_MF); iphdr->ip_len = htons(frag_len); } res = sendto(fd_raw, ip_frame, frag_len, 0, addr, alen); if (res < 0) - error(1, errno, "sendto overlap"); + error(1, errno, "sendto overlap: %d", frag_len); if (res != frag_len) error(1, 0, "sendto overlap: %d vs %d", (int)res, frag_len); frag_counter++; @@ -275,6 +326,9 @@ static void send_udp_frags(int fd_raw, struct sockaddr *addr, offset = 0; while (offset < (UDP_HLEN + payload_len)) { send_fragment(fd_raw, addr, alen, offset, ipv6); + /* IPv4 ignores duplicates, so randomly send a duplicate. */ + if (ipv4 && (1 == rand() % 100)) + send_fragment(fd_raw, addr, alen, offset, ipv6); offset += 2 * max_frag_len; } } @@ -282,7 +336,11 @@ static void send_udp_frags(int fd_raw, struct sockaddr *addr, static void run_test(struct sockaddr *addr, socklen_t alen, bool ipv6) { int fd_tx_raw, fd_rx_udp; - struct timeval tv = { .tv_sec = 0, .tv_usec = 10 * 1000 }; + /* Frag queue timeout is set to one second in the calling script; + * socket timeout should be just a bit longer to avoid tests interfering + * with each other. + */ + struct timeval tv = { .tv_sec = 1, .tv_usec = 10 }; int idx; int min_frag_len = ipv6 ? 1280 : 8; @@ -308,12 +366,32 @@ static void run_test(struct sockaddr *addr, socklen_t alen, bool ipv6) payload_len += (rand() % 4096)) { if (cfg_verbose) printf("payload_len: %d\n", payload_len); - max_frag_len = min_frag_len; - do { + + if (cfg_overlap) { + /* With overlaps, one send/receive pair below takes + * at least one second (== timeout) to run, so there + * is not enough test time to run a nested loop: + * the full overlap test takes 20-30 seconds. + */ + max_frag_len = min_frag_len + + rand() % (1500 - FRAG_HLEN - min_frag_len); send_udp_frags(fd_tx_raw, addr, alen, ipv6); recv_validate_udp(fd_rx_udp); - max_frag_len += 8 * (rand() % 8); - } while (max_frag_len < (1500 - FRAG_HLEN) && max_frag_len <= payload_len); + } else { + /* Without overlaps, each packet reassembly (== one + * send/receive pair below) takes very little time to + * run, so we can easily afford more thourough testing + * with a nested loop: the full non-overlap test takes + * less than one second). + */ + max_frag_len = min_frag_len; + do { + send_udp_frags(fd_tx_raw, addr, alen, ipv6); + recv_validate_udp(fd_rx_udp); + max_frag_len += 8 * (rand() % 8); + } while (max_frag_len < (1500 - FRAG_HLEN) && + max_frag_len <= payload_len); + } } /* Cleanup. */ diff --git a/tools/testing/selftests/net/ip_defrag.sh b/tools/testing/selftests/net/ip_defrag.sh index f34672796044..7dd79a9efb17 100755 --- a/tools/testing/selftests/net/ip_defrag.sh +++ b/tools/testing/selftests/net/ip_defrag.sh @@ -11,10 +11,17 @@ readonly NETNS="ns-$(mktemp -u XXXXXX)" setup() { ip netns add "${NETNS}" ip -netns "${NETNS}" link set lo up + ip netns exec "${NETNS}" sysctl -w net.ipv4.ipfrag_high_thresh=9000000 >/dev/null 2>&1 ip netns exec "${NETNS}" sysctl -w net.ipv4.ipfrag_low_thresh=7000000 >/dev/null 2>&1 + ip netns exec "${NETNS}" sysctl -w net.ipv4.ipfrag_time=1 >/dev/null 2>&1 + ip netns exec "${NETNS}" sysctl -w net.ipv6.ip6frag_high_thresh=9000000 >/dev/null 2>&1 ip netns exec "${NETNS}" sysctl -w net.ipv6.ip6frag_low_thresh=7000000 >/dev/null 2>&1 + ip netns exec "${NETNS}" sysctl -w net.ipv6.ip6frag_time=1 >/dev/null 2>&1 + + # DST cache can get full with a lot of frags, with GC not keeping up with the test. + ip netns exec "${NETNS}" sysctl -w net.ipv6.route.max_size=65536 >/dev/null 2>&1 } cleanup() { @@ -27,7 +34,6 @@ setup echo "ipv4 defrag" ip netns exec "${NETNS}" ./ip_defrag -4 - echo "ipv4 defrag with overlaps" ip netns exec "${NETNS}" ./ip_defrag -4o @@ -37,3 +43,4 @@ ip netns exec "${NETNS}" ./ip_defrag -6 echo "ipv6 defrag with overlaps" ip netns exec "${NETNS}" ./ip_defrag -6o +echo "all tests done" diff --git a/tools/testing/selftests/networking/timestamping/txtimestamp.c b/tools/testing/selftests/networking/timestamping/txtimestamp.c index 2e563d17cf0c..d1bbafb16f47 100644 --- a/tools/testing/selftests/networking/timestamping/txtimestamp.c +++ b/tools/testing/selftests/networking/timestamping/txtimestamp.c @@ -240,7 +240,7 @@ static void __recv_errmsg_cmsg(struct msghdr *msg, int payload_len) cm->cmsg_type == IP_RECVERR) || (cm->cmsg_level == SOL_IPV6 && cm->cmsg_type == IPV6_RECVERR) || - (cm->cmsg_level = SOL_PACKET && + (cm->cmsg_level == SOL_PACKET && cm->cmsg_type == PACKET_TX_TIMESTAMP)) { serr = (void *) CMSG_DATA(cm); if (serr->ee_errno != ENOMSG || diff --git a/tools/testing/selftests/rtc/rtctest.c b/tools/testing/selftests/rtc/rtctest.c index e20b017e7073..b2065536d407 100644 --- a/tools/testing/selftests/rtc/rtctest.c +++ b/tools/testing/selftests/rtc/rtctest.c @@ -145,15 +145,12 @@ TEST_F(rtc, alarm_alm_set) { rc = select(self->fd + 1, &readfds, NULL, NULL, &tv); ASSERT_NE(-1, rc); - EXPECT_NE(0, rc); + ASSERT_NE(0, rc); /* Disable alarm interrupts */ rc = ioctl(self->fd, RTC_AIE_OFF, 0); ASSERT_NE(-1, rc); - if (rc == 0) - return; - rc = read(self->fd, &data, sizeof(unsigned long)); ASSERT_NE(-1, rc); TH_LOG("data: %lx", data); @@ -202,7 +199,109 @@ TEST_F(rtc, alarm_wkalm_set) { rc = select(self->fd + 1, &readfds, NULL, NULL, &tv); ASSERT_NE(-1, rc); - EXPECT_NE(0, rc); + ASSERT_NE(0, rc); + + rc = read(self->fd, &data, sizeof(unsigned long)); + ASSERT_NE(-1, rc); + + rc = ioctl(self->fd, RTC_RD_TIME, &tm); + ASSERT_NE(-1, rc); + + new = timegm((struct tm *)&tm); + ASSERT_EQ(new, secs); +} + +TEST_F(rtc, alarm_alm_set_minute) { + struct timeval tv = { .tv_sec = 62 }; + unsigned long data; + struct rtc_time tm; + fd_set readfds; + time_t secs, new; + int rc; + + rc = ioctl(self->fd, RTC_RD_TIME, &tm); + ASSERT_NE(-1, rc); + + secs = timegm((struct tm *)&tm) + 60 - tm.tm_sec; + gmtime_r(&secs, (struct tm *)&tm); + + rc = ioctl(self->fd, RTC_ALM_SET, &tm); + if (rc == -1) { + ASSERT_EQ(EINVAL, errno); + TH_LOG("skip alarms are not supported."); + return; + } + + rc = ioctl(self->fd, RTC_ALM_READ, &tm); + ASSERT_NE(-1, rc); + + TH_LOG("Alarm time now set to %02d:%02d:%02d.", + tm.tm_hour, tm.tm_min, tm.tm_sec); + + /* Enable alarm interrupts */ + rc = ioctl(self->fd, RTC_AIE_ON, 0); + ASSERT_NE(-1, rc); + + FD_ZERO(&readfds); + FD_SET(self->fd, &readfds); + + rc = select(self->fd + 1, &readfds, NULL, NULL, &tv); + ASSERT_NE(-1, rc); + ASSERT_NE(0, rc); + + /* Disable alarm interrupts */ + rc = ioctl(self->fd, RTC_AIE_OFF, 0); + ASSERT_NE(-1, rc); + + rc = read(self->fd, &data, sizeof(unsigned long)); + ASSERT_NE(-1, rc); + TH_LOG("data: %lx", data); + + rc = ioctl(self->fd, RTC_RD_TIME, &tm); + ASSERT_NE(-1, rc); + + new = timegm((struct tm *)&tm); + ASSERT_EQ(new, secs); +} + +TEST_F(rtc, alarm_wkalm_set_minute) { + struct timeval tv = { .tv_sec = 62 }; + struct rtc_wkalrm alarm = { 0 }; + struct rtc_time tm; + unsigned long data; + fd_set readfds; + time_t secs, new; + int rc; + + rc = ioctl(self->fd, RTC_RD_TIME, &alarm.time); + ASSERT_NE(-1, rc); + + secs = timegm((struct tm *)&alarm.time) + 60 - alarm.time.tm_sec; + gmtime_r(&secs, (struct tm *)&alarm.time); + + alarm.enabled = 1; + + rc = ioctl(self->fd, RTC_WKALM_SET, &alarm); + if (rc == -1) { + ASSERT_EQ(EINVAL, errno); + TH_LOG("skip alarms are not supported."); + return; + } + + rc = ioctl(self->fd, RTC_WKALM_RD, &alarm); + ASSERT_NE(-1, rc); + + TH_LOG("Alarm time now set to %02d/%02d/%02d %02d:%02d:%02d.", + alarm.time.tm_mday, alarm.time.tm_mon + 1, + alarm.time.tm_year + 1900, alarm.time.tm_hour, + alarm.time.tm_min, alarm.time.tm_sec); + + FD_ZERO(&readfds); + FD_SET(self->fd, &readfds); + + rc = select(self->fd + 1, &readfds, NULL, NULL, &tv); + ASSERT_NE(-1, rc); + ASSERT_NE(0, rc); rc = read(self->fd, &data, sizeof(unsigned long)); ASSERT_NE(-1, rc); diff --git a/tools/testing/selftests/seccomp/Makefile b/tools/testing/selftests/seccomp/Makefile index fce7f4ce0692..1760b3e39730 100644 --- a/tools/testing/selftests/seccomp/Makefile +++ b/tools/testing/selftests/seccomp/Makefile @@ -9,7 +9,7 @@ BINARIES := seccomp_bpf seccomp_benchmark CFLAGS += -Wl,-no-as-needed -Wall seccomp_bpf: seccomp_bpf.c ../kselftest_harness.h - $(CC) $(CFLAGS) $(LDFLAGS) -lpthread $< -o $@ + $(CC) $(CFLAGS) $(LDFLAGS) $< -lpthread -o $@ TEST_PROGS += $(BINARIES) EXTRA_CLEAN := $(BINARIES) diff --git a/tools/testing/selftests/seccomp/seccomp_bpf.c b/tools/testing/selftests/seccomp/seccomp_bpf.c index 067cb4607d6c..496a9a8c773a 100644 --- a/tools/testing/selftests/seccomp/seccomp_bpf.c +++ b/tools/testing/selftests/seccomp/seccomp_bpf.c @@ -3044,7 +3044,7 @@ TEST(user_notification_basic) /* Check that the basic notification machinery works */ listener = user_trap_syscall(__NR_getpid, SECCOMP_FILTER_FLAG_NEW_LISTENER); - EXPECT_GE(listener, 0); + ASSERT_GE(listener, 0); /* Installing a second listener in the chain should EBUSY */ EXPECT_EQ(user_trap_syscall(__NR_getpid, @@ -3103,7 +3103,7 @@ TEST(user_notification_kill_in_middle) listener = user_trap_syscall(__NR_getpid, SECCOMP_FILTER_FLAG_NEW_LISTENER); - EXPECT_GE(listener, 0); + ASSERT_GE(listener, 0); /* * Check that nothing bad happens when we kill the task in the middle @@ -3152,7 +3152,7 @@ TEST(user_notification_signal) listener = user_trap_syscall(__NR_gettid, SECCOMP_FILTER_FLAG_NEW_LISTENER); - EXPECT_GE(listener, 0); + ASSERT_GE(listener, 0); pid = fork(); ASSERT_GE(pid, 0); @@ -3215,7 +3215,7 @@ TEST(user_notification_closed_listener) listener = user_trap_syscall(__NR_getpid, SECCOMP_FILTER_FLAG_NEW_LISTENER); - EXPECT_GE(listener, 0); + ASSERT_GE(listener, 0); /* * Check that we get an ENOSYS when the listener is closed. @@ -3376,7 +3376,7 @@ TEST(seccomp_get_notif_sizes) { struct seccomp_notif_sizes sizes; - EXPECT_EQ(seccomp(SECCOMP_GET_NOTIF_SIZES, 0, &sizes), 0); + ASSERT_EQ(seccomp(SECCOMP_GET_NOTIF_SIZES, 0, &sizes), 0); EXPECT_EQ(sizes.seccomp_notif, sizeof(struct seccomp_notif)); EXPECT_EQ(sizes.seccomp_notif_resp, sizeof(struct seccomp_notif_resp)); } diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/ife.json b/tools/testing/selftests/tc-testing/tc-tests/actions/ife.json index 637ea0219617..0da3545cabdb 100644 --- a/tools/testing/selftests/tc-testing/tc-tests/actions/ife.json +++ b/tools/testing/selftests/tc-testing/tc-tests/actions/ife.json @@ -17,7 +17,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow mark pass index 2", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 2", - "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xED3E.*allow mark.*index 2", + "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]ED3E.*allow mark.*index 2", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -41,7 +41,7 @@ "cmdUnderTest": "$TC actions add action ife encode use mark 10 pipe index 2", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 2", - "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*use mark.*index 2", + "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*use mark.*index 2", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -65,7 +65,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow mark continue index 2", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 2", - "matchPattern": "action order [0-9]*: ife encode action continue.*type 0xED3E.*allow mark.*index 2", + "matchPattern": "action order [0-9]*: ife encode action continue.*type 0[xX]ED3E.*allow mark.*index 2", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -89,7 +89,7 @@ "cmdUnderTest": "$TC actions add action ife encode use mark 789 drop index 2", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 2", - "matchPattern": "action order [0-9]*: ife encode action drop.*type 0xED3E.*use mark 789.*index 2", + "matchPattern": "action order [0-9]*: ife encode action drop.*type 0[xX]ED3E.*use mark 789.*index 2", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -113,7 +113,7 @@ "cmdUnderTest": "$TC actions add action ife encode use mark 656768 reclassify index 2", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 2", - "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0xED3E.*use mark 656768.*index 2", + "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0[xX]ED3E.*use mark 656768.*index 2", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -137,7 +137,7 @@ "cmdUnderTest": "$TC actions add action ife encode use mark 65 jump 1 index 2", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 2", - "matchPattern": "action order [0-9]*: ife encode action jump 1.*type 0xED3E.*use mark 65.*index 2", + "matchPattern": "action order [0-9]*: ife encode action jump 1.*type 0[xX]ED3E.*use mark 65.*index 2", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -161,7 +161,7 @@ "cmdUnderTest": "$TC actions add action ife encode use mark 4294967295 reclassify index 90", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 90", - "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0xED3E.*use mark 4294967295.*index 90", + "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0[xX]ED3E.*use mark 4294967295.*index 90", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -185,7 +185,7 @@ "cmdUnderTest": "$TC actions add action ife encode use mark 4294967295999 pipe index 90", "expExitCode": "255", "verifyCmd": "$TC actions get action ife index 90", - "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*use mark 4294967295999.*index 90", + "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*use mark 4294967295999.*index 90", "matchCount": "0", "teardown": [] }, @@ -207,7 +207,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow prio pass index 9", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 9", - "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xED3E.*allow prio.*index 9", + "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]ED3E.*allow prio.*index 9", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -231,7 +231,7 @@ "cmdUnderTest": "$TC actions add action ife encode use prio 7 pipe index 9", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 9", - "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*use prio 7.*index 9", + "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*use prio 7.*index 9", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -255,7 +255,7 @@ "cmdUnderTest": "$TC actions add action ife encode use prio 3 continue index 9", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 9", - "matchPattern": "action order [0-9]*: ife encode action continue.*type 0xED3E.*use prio 3.*index 9", + "matchPattern": "action order [0-9]*: ife encode action continue.*type 0[xX]ED3E.*use prio 3.*index 9", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -279,7 +279,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow prio drop index 9", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 9", - "matchPattern": "action order [0-9]*: ife encode action drop.*type 0xED3E.*allow prio.*index 9", + "matchPattern": "action order [0-9]*: ife encode action drop.*type 0[xX]ED3E.*allow prio.*index 9", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -303,7 +303,7 @@ "cmdUnderTest": "$TC actions add action ife encode use prio 998877 reclassify index 9", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 9", - "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0xED3E.*use prio 998877.*index 9", + "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0[xX]ED3E.*use prio 998877.*index 9", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -327,7 +327,7 @@ "cmdUnderTest": "$TC actions add action ife encode use prio 998877 jump 10 index 9", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 9", - "matchPattern": "action order [0-9]*: ife encode action jump 10.*type 0xED3E.*use prio 998877.*index 9", + "matchPattern": "action order [0-9]*: ife encode action jump 10.*type 0[xX]ED3E.*use prio 998877.*index 9", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -351,7 +351,7 @@ "cmdUnderTest": "$TC actions add action ife encode use prio 4294967295 reclassify index 99", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 99", - "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0xED3E.*use prio 4294967295.*index 99", + "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0[xX]ED3E.*use prio 4294967295.*index 99", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -375,7 +375,7 @@ "cmdUnderTest": "$TC actions add action ife encode use prio 4294967298 pipe index 99", "expExitCode": "255", "verifyCmd": "$TC actions get action ife index 99", - "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*use prio 4294967298.*index 99", + "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*use prio 4294967298.*index 99", "matchCount": "0", "teardown": [] }, @@ -397,7 +397,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow tcindex pass index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xED3E.*allow tcindex.*index 1", + "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]ED3E.*allow tcindex.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -421,7 +421,7 @@ "cmdUnderTest": "$TC actions add action ife encode use tcindex 111 pipe index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*use tcindex 111.*index 1", + "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*use tcindex 111.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -445,7 +445,7 @@ "cmdUnderTest": "$TC actions add action ife encode use tcindex 1 continue index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "action order [0-9]*: ife encode action continue.*type 0xED3E.*use tcindex 1.*index 1", + "matchPattern": "action order [0-9]*: ife encode action continue.*type 0[xX]ED3E.*use tcindex 1.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -469,7 +469,7 @@ "cmdUnderTest": "$TC actions add action ife encode use tcindex 1 continue index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "action order [0-9]*: ife encode action continue.*type 0xED3E.*use tcindex 1.*index 1", + "matchPattern": "action order [0-9]*: ife encode action continue.*type 0[xX]ED3E.*use tcindex 1.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -493,7 +493,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow tcindex drop index 77", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 77", - "matchPattern": "action order [0-9]*: ife encode action drop.*type 0xED3E.*allow tcindex.*index 77", + "matchPattern": "action order [0-9]*: ife encode action drop.*type 0[xX]ED3E.*allow tcindex.*index 77", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -517,7 +517,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow tcindex reclassify index 77", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 77", - "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0xED3E.*allow tcindex.*index 77", + "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0[xX]ED3E.*allow tcindex.*index 77", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -541,7 +541,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow tcindex jump 999 index 77", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 77", - "matchPattern": "action order [0-9]*: ife encode action jump 999.*type 0xED3E.*allow tcindex.*index 77", + "matchPattern": "action order [0-9]*: ife encode action jump 999.*type 0[xX]ED3E.*allow tcindex.*index 77", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -565,7 +565,7 @@ "cmdUnderTest": "$TC actions add action ife encode use tcindex 65535 pass index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xED3E.*use tcindex 65535.*index 1", + "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]ED3E.*use tcindex 65535.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -589,7 +589,7 @@ "cmdUnderTest": "$TC actions add action ife encode use tcindex 65539 pipe index 1", "expExitCode": "255", "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*use tcindex 65539.*index 1", + "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*use tcindex 65539.*index 1", "matchCount": "0", "teardown": [] }, @@ -611,7 +611,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow mark src 00:11:22:33:44:55 pipe index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*allow mark src 00:11:22:33:44:55.*index 1", + "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*allow mark src 00:11:22:33:44:55.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -635,7 +635,7 @@ "cmdUnderTest": "$TC actions add action ife encode use prio 9876 dst 00:11:22:33:44:55 reclassify index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0xED3E.*use prio 9876 dst 00:11:22:33:44:55.*index 1", + "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0[xX]ED3E.*use prio 9876 dst 00:11:22:33:44:55.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -659,7 +659,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow tcindex src 00:aa:bb:cc:dd:ee dst 00:11:22:33:44:55 pass index 11", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 11", - "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xED3E.*allow tcindex dst 00:11:22:33:44:55 src 00:aa:bb:cc:dd:ee .*index 11", + "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]ED3E.*allow tcindex dst 00:11:22:33:44:55 src 00:aa:bb:cc:dd:ee .*index 11", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -683,7 +683,7 @@ "cmdUnderTest": "$TC actions add action ife encode use mark 7 type 0xfefe pass index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xFEFE.*use mark 7.*index 1", + "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]FEFE.*use mark 7.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -707,7 +707,7 @@ "cmdUnderTest": "$TC actions add action ife encode use prio 444 type 0xabba pipe index 21", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 21", - "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xABBA.*use prio 444.*index 21", + "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ABBA.*use prio 444.*index 21", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -731,7 +731,7 @@ "cmdUnderTest": "$TC actions add action ife encode use tcindex 5000 type 0xabcd reclassify index 21", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 21", - "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0xABCD.*use tcindex 5000.*index 21", + "matchPattern": "action order [0-9]*: ife encode action reclassify.*type 0[xX]ABCD.*use tcindex 5000.*index 21", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -739,7 +739,7 @@ }, { "id": "fac3", - "name": "Create valid ife encode action with index at 32-bit maximnum", + "name": "Create valid ife encode action with index at 32-bit maximum", "category": [ "actions", "ife" @@ -755,7 +755,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow mark pass index 4294967295", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 4294967295", - "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xED3E.*allow mark.*index 4294967295", + "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]ED3E.*allow mark.*index 4294967295", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -779,7 +779,7 @@ "cmdUnderTest": "$TC actions add action ife decode pass index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "action order [0-9]*: ife decode action pass.*type 0x0.*allow mark allow tcindex allow prio.*index 1", + "matchPattern": "action order [0-9]*: ife decode action pass.*type 0(x0)?.*allow mark allow tcindex allow prio.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -803,7 +803,7 @@ "cmdUnderTest": "$TC actions add action ife decode pipe index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "action order [0-9]*: ife decode action pipe.*type 0x0.*allow mark allow tcindex allow prio.*index 1", + "matchPattern": "action order [0-9]*: ife decode action pipe.*type 0(x0)?.*allow mark allow tcindex allow prio.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -827,7 +827,7 @@ "cmdUnderTest": "$TC actions add action ife decode continue index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "action order [0-9]*: ife decode action continue.*type 0x0.*allow mark allow tcindex allow prio.*index 1", + "matchPattern": "action order [0-9]*: ife decode action continue.*type 0(x0)?.*allow mark allow tcindex allow prio.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -851,7 +851,7 @@ "cmdUnderTest": "$TC actions add action ife decode drop index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "action order [0-9]*: ife decode action drop.*type 0x0.*allow mark allow tcindex allow prio.*index 1", + "matchPattern": "action order [0-9]*: ife decode action drop.*type 0(x0)?.*allow mark allow tcindex allow prio.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -875,7 +875,7 @@ "cmdUnderTest": "$TC actions add action ife decode reclassify index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "action order [0-9]*: ife decode action reclassify.*type 0x0.*allow mark allow tcindex allow prio.*index 1", + "matchPattern": "action order [0-9]*: ife decode action reclassify.*type 0(x0)?.*allow mark allow tcindex allow prio.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -899,7 +899,7 @@ "cmdUnderTest": "$TC actions add action ife decode jump 10 index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 1", - "matchPattern": "action order [0-9]*: ife decode action jump 10.*type 0x0.*allow mark allow tcindex allow prio.*index 1", + "matchPattern": "action order [0-9]*: ife decode action jump 10.*type 0(x0)?.*allow mark allow tcindex allow prio.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -923,7 +923,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow mark pass index 4294967295999", "expExitCode": "255", "verifyCmd": "$TC actions get action ife index 4294967295999", - "matchPattern": "action order [0-9]*: ife encode action pass.*type 0xED3E.*allow mark.*index 4294967295999", + "matchPattern": "action order [0-9]*: ife encode action pass.*type 0[xX]ED3E.*allow mark.*index 4294967295999", "matchCount": "0", "teardown": [] }, @@ -945,7 +945,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow mark kuka index 4", "expExitCode": "255", "verifyCmd": "$TC actions get action ife index 4", - "matchPattern": "action order [0-9]*: ife encode action kuka.*type 0xED3E.*allow mark.*index 4", + "matchPattern": "action order [0-9]*: ife encode action kuka.*type 0[xX]ED3E.*allow mark.*index 4", "matchCount": "0", "teardown": [] }, @@ -967,7 +967,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow prio pipe index 4 cookie aabbccddeeff112233445566778800a1", "expExitCode": "0", "verifyCmd": "$TC actions get action ife index 4", - "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*allow prio.*index 4.*cookie aabbccddeeff112233445566778800a1", + "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*allow prio.*index 4.*cookie aabbccddeeff112233445566778800a1", "matchCount": "1", "teardown": [ "$TC actions flush action ife" @@ -991,7 +991,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow foo pipe index 4", "expExitCode": "255", "verifyCmd": "$TC actions get action ife index 4", - "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0xED3E.*allow foo.*index 4", + "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]ED3E.*allow foo.*index 4", "matchCount": "0", "teardown": [] }, @@ -1013,7 +1013,7 @@ "cmdUnderTest": "$TC actions add action ife encode allow prio type 70000 pipe index 4", "expExitCode": "255", "verifyCmd": "$TC actions get action ife index 4", - "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0x11170.*allow prio.*index 4", + "matchPattern": "action order [0-9]*: ife encode action pipe.*type 0[xX]11170.*allow prio.*index 4", "matchCount": "0", "teardown": [] }, diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json b/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json index 10b2d894e436..e7e15a7336b6 100644 --- a/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json +++ b/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json @@ -82,35 +82,6 @@ ] }, { - "id": "ba4e", - "name": "Add tunnel_key set action with missing mandatory id parameter", - "category": [ - "actions", - "tunnel_key" - ], - "setup": [ - [ - "$TC actions flush action tunnel_key", - 0, - 1, - 255 - ] - ], - "cmdUnderTest": "$TC actions add action tunnel_key set src_ip 10.10.10.1 dst_ip 20.20.20.2", - "expExitCode": "255", - "verifyCmd": "$TC actions list action tunnel_key", - "matchPattern": "action order [0-9]+: tunnel_key set.*src_ip 10.10.10.1.*dst_ip 20.20.20.2", - "matchCount": "0", - "teardown": [ - [ - "$TC actions flush action tunnel_key", - 0, - 1, - 255 - ] - ] - }, - { "id": "a5e0", "name": "Add tunnel_key set action with invalid src_ip parameter", "category": [ @@ -634,7 +605,7 @@ "cmdUnderTest": "$TC actions add action tunnel_key set src_ip 10.10.10.1 dst_ip 10.10.10.2 id 7 index 4 cookie aa11bb22cc33dd44ee55ff66aa11b1b2", "expExitCode": "0", "verifyCmd": "$TC actions get action tunnel_key index 4", - "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 10.10.10.1.*dst_ip 10.10.10.2.*key_id 7.*dst_port 0.*csum pipe.*index 4 ref.*cookie aa11bb22cc33dd44ee55ff66aa11b1b2", + "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 10.10.10.1.*dst_ip 10.10.10.2.*key_id 7.*csum pipe.*index 4 ref.*cookie aa11bb22cc33dd44ee55ff66aa11b1b2", "matchCount": "1", "teardown": [ "$TC actions flush action tunnel_key" diff --git a/tools/testing/selftests/vm/gup_benchmark.c b/tools/testing/selftests/vm/gup_benchmark.c index 880b96fc80d4..c0534e298b51 100644 --- a/tools/testing/selftests/vm/gup_benchmark.c +++ b/tools/testing/selftests/vm/gup_benchmark.c @@ -25,6 +25,7 @@ struct gup_benchmark { __u64 size; __u32 nr_pages_per_call; __u32 flags; + __u64 expansion[10]; /* For future use */ }; int main(int argc, char **argv) diff --git a/tools/testing/selftests/x86/mpx-mini-test.c b/tools/testing/selftests/x86/mpx-mini-test.c index 50f7e9272481..bf1bb15b6fbe 100644 --- a/tools/testing/selftests/x86/mpx-mini-test.c +++ b/tools/testing/selftests/x86/mpx-mini-test.c @@ -1503,7 +1503,7 @@ exit: exit(20); } if (successes != total_nr_tests) { - eprintf("ERROR: succeded fewer than number of tries (%d != %d)\n", + eprintf("ERROR: succeeded fewer than number of tries (%d != %d)\n", successes, total_nr_tests); exit(21); } diff --git a/tools/testing/selftests/x86/unwind_vdso.c b/tools/testing/selftests/x86/unwind_vdso.c index 00a26a82fa98..97311333700e 100644 --- a/tools/testing/selftests/x86/unwind_vdso.c +++ b/tools/testing/selftests/x86/unwind_vdso.c @@ -44,7 +44,6 @@ int main() #include <stdbool.h> #include <sys/ptrace.h> #include <sys/user.h> -#include <sys/ucontext.h> #include <link.h> #include <sys/auxv.h> #include <dlfcn.h> |