diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/if_tap.h | 4 | ||||
-rw-r--r-- | include/linux/mlx5/port.h | 2 | ||||
-rw-r--r-- | include/linux/sctp.h | 34 | ||||
-rw-r--r-- | include/linux/swait.h | 27 | ||||
-rw-r--r-- | include/net/fq_impl.h | 9 | ||||
-rw-r--r-- | include/net/inet_sock.h | 6 | ||||
-rw-r--r-- | include/net/pkt_cls.h | 3 | ||||
-rw-r--r-- | include/net/sch_generic.h | 2 | ||||
-rw-r--r-- | include/net/sctp/sm.h | 2 | ||||
-rw-r--r-- | include/net/sctp/ulpevent.h | 2 | ||||
-rw-r--r-- | include/net/strparser.h | 3 | ||||
-rw-r--r-- | include/net/tcp.h | 7 | ||||
-rw-r--r-- | include/uapi/linux/bpf.h | 7 | ||||
-rw-r--r-- | include/uapi/linux/sctp.h | 2 | ||||
-rw-r--r-- | include/uapi/linux/spi/spidev.h | 1 |
15 files changed, 66 insertions, 45 deletions
diff --git a/include/linux/if_tap.h b/include/linux/if_tap.h index 0d7b56d91308..13edf19ce9fb 100644 --- a/include/linux/if_tap.h +++ b/include/linux/if_tap.h @@ -74,8 +74,8 @@ void tap_del_queues(struct tap_dev *tap); int tap_get_minor(dev_t major, struct tap_dev *tap); void tap_free_minor(dev_t major, struct tap_dev *tap); int tap_queue_resize(struct tap_dev *tap); -int tap_create_cdev(struct cdev *tap_cdev, - dev_t *tap_major, const char *device_name); +int tap_create_cdev(struct cdev *tap_cdev, dev_t *tap_major, + const char *device_name, struct module *module); void tap_destroy_cdev(dev_t major, struct cdev *tap_cdev); #endif /*_LINUX_IF_TAP_H_*/ diff --git a/include/linux/mlx5/port.h b/include/linux/mlx5/port.h index c57d4b7de3a8..c59af8ab753a 100644 --- a/include/linux/mlx5/port.h +++ b/include/linux/mlx5/port.h @@ -157,6 +157,8 @@ int mlx5_set_port_prio_tc(struct mlx5_core_dev *mdev, u8 *prio_tc); int mlx5_query_port_prio_tc(struct mlx5_core_dev *mdev, u8 prio, u8 *tc); int mlx5_set_port_tc_group(struct mlx5_core_dev *mdev, u8 *tc_group); +int mlx5_query_port_tc_group(struct mlx5_core_dev *mdev, + u8 tc, u8 *tc_group); int mlx5_set_port_tc_bw_alloc(struct mlx5_core_dev *mdev, u8 *tc_bw); int mlx5_query_port_tc_bw_alloc(struct mlx5_core_dev *mdev, u8 tc, u8 *bw_pct); diff --git a/include/linux/sctp.h b/include/linux/sctp.h index 82b171e1aa0b..da803dfc7a39 100644 --- a/include/linux/sctp.h +++ b/include/linux/sctp.h @@ -231,7 +231,7 @@ struct sctp_datahdr { __be32 tsn; __be16 stream; __be16 ssn; - __be32 ppid; + __u32 ppid; __u8 payload[0]; }; @@ -716,28 +716,28 @@ struct sctp_reconf_chunk { struct sctp_strreset_outreq { struct sctp_paramhdr param_hdr; - __u32 request_seq; - __u32 response_seq; - __u32 send_reset_at_tsn; - __u16 list_of_streams[0]; + __be32 request_seq; + __be32 response_seq; + __be32 send_reset_at_tsn; + __be16 list_of_streams[0]; }; struct sctp_strreset_inreq { struct sctp_paramhdr param_hdr; - __u32 request_seq; - __u16 list_of_streams[0]; + __be32 request_seq; + __be16 list_of_streams[0]; }; struct sctp_strreset_tsnreq { struct sctp_paramhdr param_hdr; - __u32 request_seq; + __be32 request_seq; }; struct sctp_strreset_addstrm { struct sctp_paramhdr param_hdr; - __u32 request_seq; - __u16 number_of_streams; - __u16 reserved; + __be32 request_seq; + __be16 number_of_streams; + __be16 reserved; }; enum { @@ -752,16 +752,16 @@ enum { struct sctp_strreset_resp { struct sctp_paramhdr param_hdr; - __u32 response_seq; - __u32 result; + __be32 response_seq; + __be32 result; }; struct sctp_strreset_resptsn { struct sctp_paramhdr param_hdr; - __u32 response_seq; - __u32 result; - __u32 senders_next_tsn; - __u32 receivers_next_tsn; + __be32 response_seq; + __be32 result; + __be32 senders_next_tsn; + __be32 receivers_next_tsn; }; #endif /* __LINUX_SCTP_H__ */ diff --git a/include/linux/swait.h b/include/linux/swait.h index 29c9eb48ca89..c98aaf677466 100644 --- a/include/linux/swait.h +++ b/include/linux/swait.h @@ -10,13 +10,16 @@ /* * Simple wait queues * - * While these are very similar to the other/complex wait queues (wait.h) the - * most important difference is that the simple waitqueue allows for - * deterministic behaviour -- IOW it has strictly bounded IRQ and lock hold - * times. + * While these are very similar to regular wait queues (wait.h) the most + * important difference is that the simple waitqueue allows for deterministic + * behaviour -- IOW it has strictly bounded IRQ and lock hold times. * - * In order to make this so, we had to drop a fair number of features of the - * other waitqueue code; notably: + * Mainly, this is accomplished by two things. Firstly not allowing swake_up_all + * from IRQ disabled, and dropping the lock upon every wakeup, giving a higher + * priority task a chance to run. + * + * Secondly, we had to drop a fair number of features of the other waitqueue + * code; notably: * * - mixing INTERRUPTIBLE and UNINTERRUPTIBLE sleeps on the same waitqueue; * all wakeups are TASK_NORMAL in order to avoid O(n) lookups for the right @@ -25,12 +28,14 @@ * - the exclusive mode; because this requires preserving the list order * and this is hard. * - * - custom wake functions; because you cannot give any guarantees about - * random code. - * - * As a side effect of this; the data structures are slimmer. + * - custom wake callback functions; because you cannot give any guarantees + * about random code. This also allows swait to be used in RT, such that + * raw spinlock can be used for the swait queue head. * - * One would recommend using this wait queue where possible. + * As a side effect of these; the data structures are slimmer albeit more ad-hoc. + * For all the above, note that simple wait queues should _only_ be used under + * very specific realtime constraints -- it is best to stick with the regular + * wait queues in most cases. */ struct task_struct; diff --git a/include/net/fq_impl.h b/include/net/fq_impl.h index 4e6131cd3f43..ac1a2317941e 100644 --- a/include/net/fq_impl.h +++ b/include/net/fq_impl.h @@ -146,6 +146,7 @@ static void fq_tin_enqueue(struct fq *fq, fq_flow_get_default_t get_default_func) { struct fq_flow *flow; + bool oom; lockdep_assert_held(&fq->lock); @@ -167,8 +168,8 @@ static void fq_tin_enqueue(struct fq *fq, } __skb_queue_tail(&flow->queue, skb); - - if (fq->backlog > fq->limit || fq->memory_usage > fq->memory_limit) { + oom = (fq->memory_usage > fq->memory_limit); + while (fq->backlog > fq->limit || oom) { flow = list_first_entry_or_null(&fq->backlogs, struct fq_flow, backlogchain); @@ -183,8 +184,10 @@ static void fq_tin_enqueue(struct fq *fq, flow->tin->overlimit++; fq->overlimit++; - if (fq->memory_usage > fq->memory_limit) + if (oom) { fq->overmemory++; + oom = (fq->memory_usage > fq->memory_limit); + } } } diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h index 425752f768d2..db8162dd8c0b 100644 --- a/include/net/inet_sock.h +++ b/include/net/inet_sock.h @@ -132,6 +132,12 @@ static inline int inet_request_bound_dev_if(const struct sock *sk, return sk->sk_bound_dev_if; } +static inline struct ip_options_rcu *ireq_opt_deref(const struct inet_request_sock *ireq) +{ + return rcu_dereference_check(ireq->ireq_opt, + refcount_read(&ireq->req.rsk_refcnt) > 0); +} + struct inet_cork { unsigned int flags; __be32 addr; diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h index 13b23f3ed69a..70ca2437740e 100644 --- a/include/net/pkt_cls.h +++ b/include/net/pkt_cls.h @@ -3,6 +3,7 @@ #define __NET_PKT_CLS_H #include <linux/pkt_cls.h> +#include <linux/workqueue.h> #include <net/sch_generic.h> #include <net/act_api.h> @@ -18,6 +19,8 @@ struct tcf_walker { int register_tcf_proto_ops(struct tcf_proto_ops *ops); int unregister_tcf_proto_ops(struct tcf_proto_ops *ops); +bool tcf_queue_work(struct work_struct *work); + #ifdef CONFIG_NET_CLS struct tcf_chain *tcf_chain_get(struct tcf_block *block, u32 chain_index, bool create); diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index 1b33a6c8b477..236bfe5b2ffe 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -11,6 +11,7 @@ #include <linux/dynamic_queue_limits.h> #include <linux/list.h> #include <linux/refcount.h> +#include <linux/workqueue.h> #include <net/gen_stats.h> #include <net/rtnetlink.h> @@ -272,6 +273,7 @@ struct tcf_chain { struct tcf_block { struct list_head chain_list; + struct work_struct work; }; static inline void qdisc_cb_private_validate(const struct sk_buff *skb, int sz) diff --git a/include/net/sctp/sm.h b/include/net/sctp/sm.h index 2db3d3a9ce1d..88233cf8b8d4 100644 --- a/include/net/sctp/sm.h +++ b/include/net/sctp/sm.h @@ -261,7 +261,7 @@ struct sctp_chunk *sctp_make_fwdtsn(const struct sctp_association *asoc, struct sctp_fwdtsn_skip *skiplist); struct sctp_chunk *sctp_make_auth(const struct sctp_association *asoc); struct sctp_chunk *sctp_make_strreset_req(const struct sctp_association *asoc, - __u16 stream_num, __u16 *stream_list, + __u16 stream_num, __be16 *stream_list, bool out, bool in); struct sctp_chunk *sctp_make_strreset_tsnreq( const struct sctp_association *asoc); diff --git a/include/net/sctp/ulpevent.h b/include/net/sctp/ulpevent.h index b8c86ec1a8f5..231dc42f1da6 100644 --- a/include/net/sctp/ulpevent.h +++ b/include/net/sctp/ulpevent.h @@ -130,7 +130,7 @@ struct sctp_ulpevent *sctp_ulpevent_make_sender_dry_event( struct sctp_ulpevent *sctp_ulpevent_make_stream_reset_event( const struct sctp_association *asoc, __u16 flags, - __u16 stream_num, __u16 *stream_list, gfp_t gfp); + __u16 stream_num, __be16 *stream_list, gfp_t gfp); struct sctp_ulpevent *sctp_ulpevent_make_assoc_reset_event( const struct sctp_association *asoc, __u16 flags, diff --git a/include/net/strparser.h b/include/net/strparser.h index 7dc131d62ad5..d96b59f45eba 100644 --- a/include/net/strparser.h +++ b/include/net/strparser.h @@ -74,10 +74,9 @@ struct strparser { u32 unrecov_intr : 1; struct sk_buff **skb_nextp; - struct timer_list msg_timer; struct sk_buff *skb_head; unsigned int need_bytes; - struct delayed_work delayed_work; + struct delayed_work msg_timer_work; struct work_struct work; struct strp_stats stats; struct strp_callbacks cb; diff --git a/include/net/tcp.h b/include/net/tcp.h index b1ef98ebce53..e6d0002a1b0b 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -844,6 +844,7 @@ struct tcp_skb_cb { __u32 key; __u32 flags; struct bpf_map *map; + void *data_end; } bpf; }; }; @@ -1770,12 +1771,12 @@ static inline void tcp_highest_sack_reset(struct sock *sk) tcp_sk(sk)->highest_sack = tcp_write_queue_head(sk); } -/* Called when old skb is about to be deleted (to be combined with new skb) */ -static inline void tcp_highest_sack_combine(struct sock *sk, +/* Called when old skb is about to be deleted and replaced by new skb */ +static inline void tcp_highest_sack_replace(struct sock *sk, struct sk_buff *old, struct sk_buff *new) { - if (tcp_sk(sk)->sacked_out && (old == tcp_sk(sk)->highest_sack)) + if (old == tcp_highest_sack(sk)) tcp_sk(sk)->highest_sack = new; } diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h index 8012b4ff959b..30f2ce76b517 100644 --- a/include/uapi/linux/bpf.h +++ b/include/uapi/linux/bpf.h @@ -576,7 +576,7 @@ union bpf_attr { * @map: pointer to sockmap * @key: key to lookup sock in map * @flags: reserved for future use - * Return: SK_REDIRECT + * Return: SK_PASS * * int bpf_sock_map_update(skops, map, key, flags) * @skops: pointer to bpf_sock_ops @@ -787,9 +787,8 @@ struct xdp_md { }; enum sk_action { - SK_ABORTED = 0, - SK_DROP, - SK_REDIRECT, + SK_DROP = 0, + SK_PASS, }; #define BPF_TAG_SIZE 8 diff --git a/include/uapi/linux/sctp.h b/include/uapi/linux/sctp.h index 32df53012cbd..cfe971296835 100644 --- a/include/uapi/linux/sctp.h +++ b/include/uapi/linux/sctp.h @@ -377,7 +377,7 @@ struct sctp_remote_error { __u16 sre_type; __u16 sre_flags; __u32 sre_length; - __u16 sre_error; + __be16 sre_error; sctp_assoc_t sre_assoc_id; __u8 sre_data[0]; }; diff --git a/include/uapi/linux/spi/spidev.h b/include/uapi/linux/spi/spidev.h index ff0e381e7a77..c4253f0090d8 100644 --- a/include/uapi/linux/spi/spidev.h +++ b/include/uapi/linux/spi/spidev.h @@ -24,6 +24,7 @@ #define SPIDEV_H #include <linux/types.h> +#include <linux/ioctl.h> /* User space versions of kernel symbols for SPI clocking modes, * matching <linux/spi/spi.h> |