[Bug 38800] glXSwapBuffersMscOML is slow on AMD Fusion but not on Intel 945 w/Atom

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=38800

--- Comment #31 from Michel Dänzer <michel at daenzer.net> 2011-07-07 06:49:55 PDT ---
(In reply to comment #30)
> So wait for bo to be idle before waiting to be out of vblank

Bad idea I'm afraid: Consider the case where the ioctl is called outside of
vblank, but by the time the BO is idle we're in vblank. We'd need to (probably
needlessly) wait for a full frame before the flip takes effect.

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