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| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-12-20 21:24:07 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-01-17 22:07:51 +0100 |
| commit | 2c10d571169abab9181e0c91b259e0c4e392bc5b (patch) | |
| tree | 373565392487223665cc5c73b16a8742e7887a7c /tools/perf/scripts/python/check-perf-trace.py | |
| parent | b5cc6c0387b2f8d269c1df1e68c97c958dd22fed (diff) | |
drm/i915: wake up all pageflip waiters
Otherwise it seems like we can get stuck with concurrent waiters.
Right now this /shouldn't/ be a problem, since all pending pageflip
waiters are serialized by the one mode_config.mutex, so there's at
most on waiter. But better paranoid than sorry, since this is tricky
code.
v2: WARN_ON(waitqueue_active) before waiting, as suggested by Chris
Wilson.
Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'tools/perf/scripts/python/check-perf-trace.py')
0 files changed, 0 insertions, 0 deletions