Commit 413cb2ff authored by Chris Wilson's avatar Chris Wilson Committed by Adam Jackson

present: Fix missed notify MSC computation

Only treat divisor==0 as async to immediately report the actual vblank.
If the user species a non-zero divisor, we should compute the missed
vblank properly or else we report too early.
Signed-off-by: 's avatarChris Wilson <>
Reviewed-by: 's avatarMario Kleiner <>
parent 702c0a24
......@@ -933,7 +933,7 @@ present_notify_msc(WindowPtr window,
0, 0,
divisor == 0 ? PresentOptionAsync : 0,
target_msc, divisor, remainder, NULL, 0);
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