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Fix incorrect debug message:
Attempting to add event pmu 'intel_pt' with '' that may result in
non-fatal errors
which always appears with perf record -vv and intel_pt e.g.
perf record -vv -e intel_pt//u uname
The message is incorrect because there will never be non-fatal errors.
Suppress the message if the PMU is 'selectable' i.e. meant to be
selected directly as an event.
Fixes: 4ac22b484d4c79e8 ("perf parse-events: Make add PMU verbose output clearer")
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Link: http://lore.kernel.org/lkml/20220411061758.2458417-1-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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This patch adds workaround for TI J721E errata i2183
(https://www.ti.com/lit/er/sprz455a/sprz455a.pdf).
PCIe fails to link up if SERDES lanes not used by PCIe are assigned to
another protocol. For example, link training fails if lanes 2 and 3 are
assigned to another protocol while lanes 0 and 1 are used for PCIe to
form a two lane link. This failure is due to an incorrect tie-off on an
internal status signal indicating electrical idle.
Status signals going from SERDES to PCIe Controller are tied-off when a
lane is not assigned to PCIe. Signal indicating electrical idle is
incorrectly tied-off to a state that indicates non-idle. As a result,
PCIe sees unused lanes to be out of electrical idle and this causes
LTSSM to exit Detect.Quiet state without waiting for 12ms timeout to
occur. If a receiver is not detected on the first receiver detection
attempt in Detect.Active state, LTSSM goes back to Detect.Quiet and
again moves forward to Detect.Active state without waiting for 12ms as
required by PCIe base specification. Since wait time in Detect.Quiet is
skipped, multiple receiver detect operations are performed back-to-back
without allowing time for capacitance on the transmit lines to
discharge. This causes subsequent receiver detection to always fail even
if a receiver gets connected eventually.
The workaround only works for 1-lane PCIe configuration. This workaround
involves enabling receiver detect override by setting TX_RCVDET_OVRD_PREG_j
register of the lane running PCIe to 0x2. This causes SERDES to indicate
successful receiver detect when LTSSM is in Detect.Active state, whether a
receiver is actually present or not. If the receiver is present, LTSSM
proceeds to link up as expected. However if receiver is not present, LTSSM
will time out in Polling.Configuration substate since the expected training
sequence packets will not be received.
Signed-off-by: Swapnil Jakhade <sjakhade@cadence.com>
Link: https://lore.kernel.org/r/20220303055026.24899-1-sjakhade@cadence.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Use of_device_get_match_data() to simplify the code.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi (CGEL ZTE) <chi.minghao@zte.com.cn>
Link: https://lore.kernel.org/r/20220304011755.2061529-1-chi.minghao@zte.com.cn
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Use of_device_get_match_data() to simplify the code.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi (CGEL ZTE) <chi.minghao@zte.com.cn>
Link: https://lore.kernel.org/r/20220303014406.2059140-1-chi.minghao@zte.com.cn
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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The corresponding API for clk_prepare_enable is clk_disable_unprepare.
Make sure that the clock is unprepared on exit by changing clk_disable
to clk_disable_unprepare.
Fixes: ed31ee7cf1fe ("phy: ti: usb2: Fix logic on -EPROBE_DEFER")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Link: https://lore.kernel.org/r/20220318105748.19532-1-linmq006@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Update the kerneldoc for the members as well.
Signed-off-by: Christian König <christian.koenig@amd.com>
Fixes: b0e2c9ea5afc ("drm/ttm: allow bulk moves for all domains")
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20220413091242.638413-1-christian.koenig@amd.com
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It looks like we still need to call dma_fence_put() on the man->move,
otherwise we just end up leaking it, leading to fireworks later.
v2(Daniel):
- Simplify the function tail
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/5689
Fixes: 8bb31587820a ("drm/ttm: remove bo->moving")
Cc: Christian König <christian.koenig@amd.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220413082133.272445-1-matthew.auld@intel.com
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Back-merge the 5.18-rc3 devel branch, as it influences on the further
development.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Pull CS35L41 codec updates
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Add support for external boost voltage, where GPIO1 must control a
switch to isolate CS35L41 from the external Boost Voltage
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Acked-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20220413083728.10730-17-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Document internal and external boost feature for ASoC CS35L41.
For internal boost the following properties are required:
- cirrus,boost-peak-milliamp
- cirrus,boost-ind-nanohenry
- cirrus,boost-cap-microfarad
For external boost, the GPIO1 must be configured as output,
so the following properties are required:
- cirrus,gpio1-src-select = <1>
- cirrus,gpio1-output-enable
Signed-off-by: David Rhodes <drhodes@opensource.cirrus.com>
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20220413083728.10730-16-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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To add support for external boost for ASoC move the HDA external
boost implementation to the shared lib.
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220413083728.10730-15-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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External boost enables sequences for devices with or without GPIO1 as
VSPK switch are the same if devices are put in safe mode from reset.
As a previous patch put all external boost devices into safe mode
from reset, all external boost devices can be handled in the same way
for stream open and close.
The only difference is that devices without an VSPK switch can not be
put in reset and devices with it can be put into reset if a
configuration is applied.
The function cs35l41_hda_safe_reset is created to handle the safe reset
of the chip, and as systems without VSPK switch are not supported
anymore, only the CS35L41 HDA driver should check its return.
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220413083728.10730-14-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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For each case, only log the last regmap access, so it doesn't get
overwritten, and as all regmap access should show the same issues
logging the last one should be enough.
Change to dev_err to log this error.
Also, differentiate between a regmap access failure and invalid
playback action.
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220413083728.10730-13-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Remove cs35l41_hd_reg_sequence as it adds a layer of flexibility not needed.
As cs35l41_hda_(start/stop)_bst is a single register, it can be replaced by
regmap_update_bits with usleep_range to wait for the same 3000us that
reg_sequence had.
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220413083728.10730-12-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Having CS35L41_PWR_CTRL2 on cs35l41_hda_config overwrites the boost
configuration for internal boost.
So move it to the initialization part and use regmap_update_bits to
only change the correct bits.
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220413083728.10730-11-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Internal Boost enable is the default option from reset, but with
external boost support, internal boost must be disabled.
Add the enable of internal boost in cs35l41_boost_config to
centralize the internal boost configuration.
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220413083728.10730-10-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Mute the device before shutdown to avoid pops and clicks for all types
of boost.
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220413083728.10730-9-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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To facilitate the configuration of external boost devices, put all
devices, with or without VSPK switch, into safe mode from the start.
That allows the following parts of the driver to handle all external
boost devices in the same way.
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220413083728.10730-8-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Replace vspk_always_on by a enum that better characterizes the boost
type, as there is 3 types of boost hardware.
And with the new boost type other parts of the driver can better handle
the configuration of the chip.
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220413083728.10730-7-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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The dai configuration is always the same and should always configured
during the opening the stream.
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220413083728.10730-6-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Fix clock and slot size comments
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220413083728.10730-5-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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ASoC and HDA can use a single function to configure the chip gpios.
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220413083728.10730-4-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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The driver can receive an empty hw_config, so mark as valid if
successfully read from device tree/ACPI or set by the driver itself.
Platforms not marked with a valid hw config will not be supported.
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220413083728.10730-3-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Both ASoC and HDA require to configure the GPIOs and Boost, so
create a single shared struct for hardware configuration.
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20220413083728.10730-2-tanureal@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Shared is the opposite of write/exclusive.
Signed-off-by: Christian König <christian.koenig@amd.com>
Fixes: 0597ca7b43e4 ("drm/radeon: use new iterator in radeon_sync_resv")
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1970
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220412093626.608767-1-christian.koenig@amd.com
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Commit ebe48d368e97 ("esp: Fix possible buffer overflow in ESP
transformation") tried to fix skb_page_frag_refill usage in ESP by
capping allocsize to 32k, but that doesn't completely solve the issue,
as skb_page_frag_refill may return a single page. If that happens, we
will write out of bounds, despite the check introduced in the previous
patch.
This patch forces COW in cases where we would end up calling
skb_page_frag_refill with a size larger than a page (first in
esp_output_head with tailen, then in esp_output_tail with
skb->data_len).
Fixes: cac2661c53f3 ("esp4: Avoid skb_cow_data whenever possible")
Fixes: 03e2a30f6a27 ("esp6: Avoid skb_cow_data whenever possible")
Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
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Add support for USB3 QMP PHY found in SDX65 platform. SDX65 uses
version 5.0.0 of the QMP PHY IP.
Signed-off-by: Rohit Agarwal <quic_rohiagar@quicinc.com>
Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/1649740652-17515-3-git-send-email-quic_rohiagar@quicinc.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Add devicetree YAML binding for Qualcomm QMP Super Speed (SS) PHY found
in SDX65.
Signed-off-by: Rohit Agarwal <quic_rohiagar@quicinc.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/1649740652-17515-2-git-send-email-quic_rohiagar@quicinc.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Use the dev_err_probe() helper to simplify error handling during probe.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20220328111046.210736-1-angelogioacchino.delregno@collabora.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Use the dev_err_probe() helper to simplify error handling during probe.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20220328145217.228457-1-angelogioacchino.delregno@collabora.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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It is possible that the recovery work might be running while the freeze
gets executed (during hibernation etc.,). Currently, we don't powerdown
the stack if it is not up but if the recovery work completes after freeze,
then the device will be up afterwards. This will not be a sane situation.
So let's flush the recovery worker before trying to powerdown the device.
Cc: stable@vger.kernel.org
Fixes: 5f0c2ee1fe8d ("bus: mhi: pci-generic: Fix hibernation")
Reported-by: Bhaumik Vasav Bhatt <quic_bbhatt@quicinc.com>
Reviewed-by: Bhaumik Vasav Bhatt <quic_bbhatt@quicinc.com>
Link: https://lore.kernel.org/r/20220408150039.17297-1-manivannan.sadhasivam@linaro.org
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
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During hibernation process, once thaw() stage completes, the MHI endpoint
devices will be in M0 state post recovery. After that, the devices will be
powered down so that the system can enter the target sleep state. During
this stage, the PCI core will put the devices in D3hot. But this transition
is allowed by the MHI spec. The devices can only enter D3hot when it is in
M3 state.
So for fixing this issue, let's add the poweroff() callback that will get
executed before putting the system in target sleep state during
hibernation. This callback will power down the device properly so that it
could be restored during restore() or thaw() stage.
Cc: stable@vger.kernel.org
Fixes: 5f0c2ee1fe8d ("bus: mhi: pci-generic: Fix hibernation")
Reported-by: Hemant Kumar <quic_hemantk@quicinc.com>
Suggested-by: Hemant Kumar <quic_hemantk@quicinc.com>
Link: https://lore.kernel.org/r/20220405125907.5644-1-manivannan.sadhasivam@linaro.org
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
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In the previous fix, we increased the max buffer bytes from 1MB to 4MB
so that we can use bigger buffers for the modern HiFi devices with
higher rates, more channels and wider formats. OTOH, extending this
has a concern that too big buffer is allowed for the lower rates, less
channels and narrower formats; when an application tries to allocate
as big buffer as possible, it'll lead to unexpectedly too huge size.
Also, we had a problem about the inconsistent max buffer and period
bytes for the implicit feedback mode when both streams have different
channels. This was fixed by the (relatively complex) patch to reduce
the max buffer and period bytes accordingly.
This is an alternative fix for those, a patch to kill two birds with
one stone (*): instead of increasing the max buffer bytes blindly and
applying the reduction per channels, we simply use the hw constraints
for the buffer and period "time". Meanwhile the max buffer and period
bytes are set unlimited instead.
Since the inconsistency of buffer (and period) bytes comes from the
difference of the channels in the tied streams, as long as we care
only about the buffer (and period) time, it doesn't matter; the buffer
time is same for different channels, although we still allow higher
buffer size. Similarly, this will allow more buffer bytes for HiFi
devices while it also keeps the reasonable size for the legacy
devices, too.
As of this patch, the max period and buffer time are set to 1 and 2
seconds, which should be large enough for all possible use cases.
(*) No animals were harmed in the making of this patch.
Fixes: 98c27add5d96 ("ALSA: usb-audio: Cap upper limits of buffer/period bytes for implicit fb")
Fixes: fee2ec8cceb3 ("ALSA: usb-audio: Increase max buffer size")
Link: https://lore.kernel.org/r/20220412130740.18933-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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There are four types of kmalloc_caches: KMALLOC_NORMAL, KMALLOC_CGROUP,
KMALLOC_RECLAIM, and KMALLOC_DMA. While the first three types are
created using new_kmalloc_cache(), KMALLOC_DMA caches are created in a
separate logic. Let KMALLOC_DMA caches be also created using
new_kmalloc_cache(), to enhance readability.
Historically, there were only KMALLOC_NORMAL caches and KMALLOC_DMA
caches in the first place, and they were initialized in two separate
logics. However, when KMALLOC_RECLAIM was introduced in v4.20 via
commit 1291523f2c1d ("mm, slab/slub: introduce kmalloc-reclaimable
caches") and KMALLOC_CGROUP was introduced in v5.14 via
commit 494c1dfe855e ("mm: memcg/slab: create a new set of kmalloc-cg-<n>
caches"), their creations were merged with KMALLOC_NORMAL's only.
KMALLOC_DMA creation logic should be merged with them, too.
By merging KMALLOC_DMA initialization with other types, the following
two changes might occur:
1. The order dma-kmalloc-<n> caches added in slab_cache list may be
sorted by size. i.e. the order they appear in /proc/slabinfo may change
as well.
2. slab_state will be set to UP after KMALLOC_DMA is created.
In case of slub, freelist randomization is dependent on slab_state>=UP,
and therefore KMALLOC_DMA cache's freelist will not be randomized in
creation, but will be deferred to init_freelist_randomization().
Co-developed-by: JaeSang Yoo <jsyoo5b@gmail.com>
Signed-off-by: JaeSang Yoo <jsyoo5b@gmail.com>
Signed-off-by: Ohhoon Kwon <ohkwon1043@gmail.com>
Reviewed-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Link: https://lore.kernel.org/r/20220410162511.656541-1-ohkwon1043@gmail.com
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node_match() with node=NUMA_NO_NODE always returns 1.
Duplicate check by goto statement is meaningless. Remove it.
Signed-off-by: JaeSang Yoo <jsyoo5b@gmail.com>
Reviewed-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Link: https://lore.kernel.org/r/20220409144239.2649257-1-jsyoo5b@gmail.com
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In allocate_slab(), __GFP_NOFAIL flag is removed twice when trying
higher-order allocation. Remove it.
Signed-off-by: Jiyoup Kim <lakroforce@gmail.com>
Reviewed-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Link: https://lore.kernel.org/r/20220409150538.1264-1-lakroforce@gmail.com
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setup_object_debug() and setup_object() has unused parameter, "struct
slab *slab". Remove it.
By the commit 3ec0974210fe ("SLUB: Simplify debug code"),
setup_object_debug() were introduced to refactor previous code blocks
in the setup_object(). Previous code used SlabDebug() to init_object()
and init_tracking(). As the SlabDebug() takes "struct page *page" as
argument, the setup_object_debug() checks flag of "struct kmem_cache *s"
which doesn't require "struct page *page".
As the struct page were changed into struct slab by commit bb192ed9aa719
("mm/slub: Convert most struct page to struct slab by spatch"), but it's
still unused parameter.
Suggested-by: Ohhoon Kwon <ohkwon1043@gmail.com>
Signed-off-by: JaeSang Yoo <jsyoo5b@gmail.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Link: https://lore.kernel.org/r/20220411072534.3372768-1-jsyoo5b@gmail.com
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This commit enables XFS module to work with fs instances having 64-bit
per-inode extent counters by adding XFS_SB_FEAT_INCOMPAT_NREXT64 flag to the
list of supported incompat feature flags.
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Chandan Babu R <chandan.babu@oracle.com>
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The following changes are made to enable userspace to obtain 64-bit extent
counters,
1. Carve out a new 64-bit field xfs_bulkstat->bs_extents64 from
xfs_bulkstat->bs_pad[] to hold 64-bit extent counter.
2. Define the new flag XFS_BULK_IREQ_BULKSTAT for userspace to indicate that
it is capable of receiving 64-bit extent counters.
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Suggested-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Chandan Babu R <chandan.babu@oracle.com>
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A future commit will add a new XFS_IBULK flag which will not have a
corresponding XFS_IWALK flag. In preparation for the change, this commit
separates XFS_IBULK_* flags from XFS_IWALK_* flags.
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Chandan Babu R <chandan.babu@oracle.com>
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This commit enables upgrading existing inodes to use large extent counters
provided that underlying filesystem's superblock has large extent counter
feature enabled.
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Chandan Babu R <chandan.babu@oracle.com>
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The maximum file size that can be represented by the data fork extent counter
in the worst case occurs when all extents are 1 block in length and each block
is 1KB in size.
With XFS_MAX_EXTCNT_DATA_FORK_SMALL representing maximum extent count and with
1KB sized blocks, a file can reach upto,
(2^31) * 1KB = 2TB
This is much larger than the theoretical maximum size of a directory
i.e. XFS_DIR2_SPACE_SIZE * 3 = ~96GB.
Since a directory's inode can never overflow its data fork extent counter,
this commit removes all the overflow checks associated with
it. xfs_dinode_verify() now performs a rough check to verify if a diretory's
data fork is larger than 96GB.
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Chandan Babu R <chandan.babu@oracle.com>
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Store the address and the data pointer for calls to rtw_writeN() and
rtw_write8() in local variables. This avoids long lines and improves
readability.
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220412185754.8695-7-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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The variables i and offset in block_write() are set in the code
before they are used. Remove the unneeded initializations.
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220412185754.8695-6-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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For cleaner code and improved readability we can reduce the number
of local variables in block_write(). Use a single variable for block
size, number of blocks and remaining size.
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220412185754.8695-5-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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The second parameter of write_fw(), page_write() and block_write()
is a void pointer, but we always pass an u8 pointer. We can convert
this parameter to an u8 pointer. The pointer is not changed in the
functions, so we can safely remove the local variable bufferPtr.
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220412185754.8695-4-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Rename the parameter buffSize of block_write() to avoid camel case.
buffSize -> size
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220412185754.8695-3-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Correct a macro spelling mistake in rtw_fw.c.
MAX_REG_BOLCK_SIZE -> MAX_REG_BLOCK_SIZE
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220412185754.8695-2-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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There is a deadlock in rtw_joinbss_event_prehandle(), which is shown below:
(Thread 1) | (Thread 2)
| _set_timer()
rtw_joinbss_event_prehandle()| mod_timer()
spin_lock_bh() //(1) | (wait a time)
... | rtw_join_timeout_handler()
| _rtw_join_timeout_handler()
del_timer_sync() | spin_lock_bh() //(2)
(wait timer to stop) | ...
We hold pmlmepriv->lock in position (1) of thread 1 and
use del_timer_sync() to wait timer to stop, but timer handler
also need pmlmepriv->lock in position (2) of thread 2.
As a result, rtw_joinbss_event_prehandle() will block forever.
This patch extracts del_timer_sync() from the protection of
spin_lock_bh(), which could let timer handler to obtain
the needed lock. What`s more, we change spin_lock_bh() to
spin_lock_irq() in _rtw_join_timeout_handler() in order to
prevent deadlock.
Signed-off-by: Duoming Zhou <duoming@zju.edu.cn>
Link: https://lore.kernel.org/r/20220409072135.74248-1-duoming@zju.edu.cn
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Adrian Hunter
Swapnil Jakhade
Minghao Chi (CGEL ZTE)
Miaoqian Lin
Christian König
Matthew Auld
Takashi Iwai
Lucas Tanure
David Rhodes
Sabrina Dubroca
Rohit Agarwal
AngeloGioacchino Del Regno
Manivannan Sadhasivam
Ohhoon Kwon
JaeSang Yoo
Jiyoup Kim
Chandan Babu R
Michael Straube
Duoming Zhou