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| author | Aric Cyr <[email protected]> | 2020-05-12 15:48:48 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2020-05-27 22:42:10 +0000 |
| commit | 185082b679b4bd6dfb69764eaa89213b26f6f703 (patch) | |
| tree | 3d27954d6d7877c4d8eb79aabe481ecb49ef9e9d /tools/perf/scripts/python/stat-cpi.py | |
| parent | drm/amd/display: drop cursor position check in atomic test (diff) | |
| download | kernel-185082b679b4bd6dfb69764eaa89213b26f6f703.tar.gz kernel-185082b679b4bd6dfb69764eaa89213b26f6f703.zip | |
drm/amd/display: Fix potential integer wraparound resulting in a hang
[Why]
If VUPDATE_END is before VUPDATE_START the delay calculated can become
very large, causing a soft hang.
[How]
Take the absolute value of the difference between START and END.
Signed-off-by: Aric Cyr <[email protected]>
Reviewed-by: Nicholas Kazlauskas <[email protected]>
Acked-by: Qingqing Zhuo <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/stat-cpi.py')
0 files changed, 0 insertions, 0 deletions