[PATCH xf86-video-amdgpu] Call present_event_notify directly if target_msc <= crtc_msc (v2)

Michel Dänzer michel at daenzer.net
Tue Nov 3 22:25:13 PST 2015

On 04.11.2015 14:36, Zhou, Jammy wrote:
>> Any chance you could share specific numbers?
> When run some Vulkan application, the FPS jumps from ~80 to ~1000
> with this patch for PresentOptionAsync.

I think that indicates an issue elsewhere — either the kernel doesn't
short-circuit the userspace event delivery as it should, or the event
delivery/processing is getting delayed for some reason. It would be good
to get to the bottom of that instead of just papering over it in the
Xorg driver.

Earthling Michel Dänzer               |               http://www.amd.com
Libre software enthusiast             |             Mesa and X developer

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