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| author |   Takashi Iwai <tiwai@suse.de> | 2022-08-04 09:58:24 +0200 |
|---|---|---|
| committer |   Thomas Zimmermann <tzimmermann@suse.de> | 2022-08-10 10:06:58 +0200 |
| commit | 0f7dc324b2e9e55db9323302f944fd952dbed967 (patch) | |
| tree | 5d24d391d31323f20b1c90751ca639ce7dfe5011 /tools/perf/scripts/python/call-graph-from-sql.py | |
| parent | drm/udl: Replace semaphore with a simple wait queue (diff) | |
| download | linux-dev-0f7dc324b2e9e55db9323302f944fd952dbed967.tar.xz linux-dev-0f7dc324b2e9e55db9323302f944fd952dbed967.zip | |
drm/udl: Sync pending URBs at suspend / disconnect
We need to wait for finishing to process the all URBs after disabling
the pipe; otherwise pending URBs may stray at suspend/resume, leading
to a possible memory corruption in a worst case.
Tested-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20220804075826.27036-3-tiwai@suse.de
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-sql.py')
0 files changed, 0 insertions, 0 deletions