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| author | Chris Wilson <[email protected]> | 2020-09-15 14:49:23 +0100 |
|---|---|---|
| committer | Chris Wilson <[email protected]> | 2020-09-15 15:33:54 +0100 |
| commit | 4ff64bcfe2b11be52a3fceb6b5c23d7be7916362 (patch) | |
| tree | f9f65a982ef92ae41a7184e9b096c9a8c18f7b26 /lib/test_fortify/write_overflow-strcpy.c | |
| parent | 884c40741234c12533caf344997c895ee1c37d60 (diff) | |
drm/i915/gt: Use a mmio read of the CSB in case of failure
If we find the GPU didn't update the CSB within 50us, we currently fail
and eventually reset the GPU. Lets report the value from the mmio space
as a last resort, it may just stave off an unnecessary GPU reset.
References: HSDES#22011327657
Suggested-by: Mika Kuoppala <[email protected]>
Signed-off-by: Chris Wilson <[email protected]>
Cc: Mika Kuoppala <[email protected]>
Reviewed-by: Mika Kuoppala <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Diffstat (limited to 'lib/test_fortify/write_overflow-strcpy.c')
0 files changed, 0 insertions, 0 deletions