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1bfdccf763
And only clear it if it matches the framebuffer of the completed flip being processed. Fixes (WW) RADEON(0): flip queue failed: Device or resource busy (WW) RADEON(0): Page flip failed: Device or resource busy (EE) RADEON(0): present flip failed due to clobbering drmmode_crtc->flip_pending. Reproducer: Enable TearFree, run warzone2100 fullscreen, toggle Vertical sync on/off under Video Options. Discovered while investigating https://bugs.freedesktop.org/109364 . (Ported from amdgpu commit e72a02ba1d35743fefd939458b9d8cddce86e7f5)
xf86-video-ati - ATI/AMD Radeon video driver for the Xorg X server
Patches and questions regarding this software should be directed at the amd-gfx mailing list:
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
Please submit bug reports to the Xorg bugzilla:
https://bugs.freedesktop.org/enter_bug.cgi?product=xorg&component=Driver/Radeon
The master development code repository can be found at:
https://gitlab.freedesktop.org/xorg/driver/xf86-video-ati
For patch submission instructions, see:
https://www.x.org/wiki/Development/Documentation/SubmittingPatches