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| author | Yunfei Dong <yunfei.dong@mediatek.com> | 2023-04-17 10:17:40 +0200 |
|---|---|---|
| committer | Hans Verkuil <hverkuil-cisco@xs4all.nl> | 2023-05-25 16:21:20 +0200 |
| commit | 56b5c3e67b0f9af3f45cf393be048ee8d8a92694 (patch) | |
| tree | f7d91205e61d174aca0d0cffb4f7f8a317c2889e /Documentation/watchdog | |
| parent | media: vivid: Extend FPS rates offered by simulated webcam (diff) | |
| download | linux-56b5c3e67b0f9af3f45cf393be048ee8d8a92694.tar.xz linux-56b5c3e67b0f9af3f45cf393be048ee8d8a92694.zip | |
media: v4l2-mem2mem: add lock to protect parameter num_rdy
Getting below error when using KCSAN to check the driver. Adding lock to
protect parameter num_rdy when getting the value with function:
v4l2_m2m_num_src_bufs_ready/v4l2_m2m_num_dst_bufs_ready.
kworker/u16:3: [name:report&]BUG: KCSAN: data-race in v4l2_m2m_buf_queue
kworker/u16:3: [name:report&]
kworker/u16:3: [name:report&]read-write to 0xffffff8105f35b94 of 1 bytes by task 20865 on cpu 7:
kworker/u16:3: v4l2_m2m_buf_queue+0xd8/0x10c
Signed-off-by: Pina Chen <pina.chen@mediatek.com>
Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Diffstat (limited to 'Documentation/watchdog')
0 files changed, 0 insertions, 0 deletions