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| author | Mika Kuoppala <[email protected]> | 2018-04-23 14:37:54 +0300 |
|---|---|---|
| committer | Mika Kuoppala <[email protected]> | 2018-04-24 15:46:27 +0300 |
| commit | 1c3c1dc66a9664a9b7048c3869fa7863be9123a0 (patch) | |
| tree | 04ade564e51b91927a4d9eb42d52d7cdf03ed7b9 /tools/perf/scripts/python/compaction-times.py | |
| parent | 3085982c6b45d7d22f76e3aa018affbc143a7370 (diff) | |
drm/i915: Add compiler barrier to wait_for
We need to be careful to not let compiler evaluate
the expiration and the operation on it's terms.
Document and enforce that COND will be evaluated
before checking timeout expiration.
Suggested-by: Chris Wilson <[email protected]>
Cc: Chris Wilson <[email protected]>
Signed-off-by: Mika Kuoppala <[email protected]>
Reviewed-by: Chris Wilson <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Diffstat (limited to 'tools/perf/scripts/python/compaction-times.py')
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