Re: [PATCH 1/2] drm/vkms: Bugfix extra vblank frame

2019-02-03 Thread Rodrigo Siqueira
On 01/30, Shayenne Moura wrote: > kms_flip tests are breaking on vkms when simulate vblank because vblank > event sequence count returns one extra frame after arm vblank event to > make a page flip. > > When vblank interrupt happens, userspace processes the vblank event and > issues the next page

[PATCH 1/2] drm/vkms: Bugfix extra vblank frame

2019-01-30 Thread Shayenne Moura
kms_flip tests are breaking on vkms when simulate vblank because vblank event sequence count returns one extra frame after arm vblank event to make a page flip. When vblank interrupt happens, userspace processes the vblank event and issues the next page flip command. Kernel calls queue_work to cal