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| author | Chris Wilson <[email protected]> | 2018-12-22 03:06:23 +0000 |
|---|---|---|
| committer | Jani Nikula <[email protected]> | 2019-01-10 15:09:51 +0200 |
| commit | 280d479b310298dfeb1d6f9a1617eca37beb6ce4 (patch) | |
| tree | 94eaf592d15c0b3836f02624f7ddf052c2fec412 /tools/perf/scripts/python/bin/stackcollapse-record | |
| parent | 107c595c2a277be65b28762f12e1dad243e05623 (diff) | |
drm/i915: Unwind failure on pinning the gen7 ppgtt
If we fail to pin the ggtt vma slot for the ppgtt page tables, we need
to unwind the locals before reporting the error. Or else on subsequent
attempts to bind the page tables into the ggtt, we will already believe
that the vma has been pinned and continue on blithely. If something else
should happen to be at that location, choas ensues.
Fixes: a2bbf7148342 ("drm/i915/gtt: Only keep gen6 page directories pinned while active")
Signed-off-by: Chris Wilson <[email protected]>
Cc: Joonas Lahtinen <[email protected]>
Cc: Mika Kuoppala <[email protected]>
Cc: Matthew Auld <[email protected]>
Cc: <[email protected]> # v4.19+
Reviewed-by: Matthew Auld <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
(cherry picked from commit d4de753526f4d99f541f1b6ed1d963005c09700c)
Signed-off-by: Jani Nikula <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/bin/stackcollapse-record')
0 files changed, 0 insertions, 0 deletions