Re: [Intel-gfx] [PATCH v6 01/64] drm/i915: Do not share hwsp across contexts any more, v6

2021-01-18 Thread Maarten Lankhorst
Op 14-01-2021 om 13:06 schreef Tvrtko Ursulin: > > On 05/01/2021 15:34, Maarten Lankhorst wrote: >> Instead of sharing pages with breadcrumbs, give each timeline a >> single page. This allows unrelated timelines not to share locks >> any more during command submission. >> >> As an additional benefi

Re: [Intel-gfx] [PATCH v6 01/64] drm/i915: Do not share hwsp across contexts any more, v6

2021-01-14 Thread Tvrtko Ursulin
On 05/01/2021 15:34, Maarten Lankhorst wrote: Instead of sharing pages with breadcrumbs, give each timeline a single page. This allows unrelated timelines not to share locks any more during command submission. As an additional benefit, seqno wraparound no longer requires i915_vma_pin, which mea

[Intel-gfx] [PATCH v6 01/64] drm/i915: Do not share hwsp across contexts any more, v6

2021-01-05 Thread Maarten Lankhorst
Instead of sharing pages with breadcrumbs, give each timeline a single page. This allows unrelated timelines not to share locks any more during command submission. As an additional benefit, seqno wraparound no longer requires i915_vma_pin, which means we no longer need to worry about a potential -