Re: [Intel-gfx] [PATCH 1/7] drm/i915: Clear the GGTT_WRITE bit on unbinding the vma

2020-01-22 Thread Mika Kuoppala
Chris Wilson writes: > While we do flush writes to the vma before unbinding (to make sure they > go through the right detiling register), we may also be concurrently > poking at the GGTT_WRITE bit from set-domain, as we mark all GGTT vma > associated with an object. We know this is for another vm

[Intel-gfx] [PATCH 1/7] drm/i915: Clear the GGTT_WRITE bit on unbinding the vma

2020-01-21 Thread Chris Wilson
While we do flush writes to the vma before unbinding (to make sure they go through the right detiling register), we may also be concurrently poking at the GGTT_WRITE bit from set-domain, as we mark all GGTT vma associated with an object. We know this is for another vma, as we are currently unbind t