[Intel-gfx] [PATCH 10/11] drm/i915: use xa_lock/unlock for fpriv->vm_xa lookups

We don't need the absolute speed of rcu for this. And i915_address_space in general dont need rcu protection anywhere else, after we've made gem contexts and engines a lot more immutable. Note that this semantically reverts commit aabbe344dc3ca5f7d8263a02608ba6179e8a4499 Author: Chris Wilson Dat

Re: [Intel-gfx] [PATCH 10/11] drm/i915: use xa_lock/unlock for fpriv->vm_xa lookups

Op 13-08-2021 om 22:30 schreef Daniel Vetter: > We don't need the absolute speed of rcu for this. And > i915_address_space in general dont need rcu protection anywhere else, > after we've made gem contexts and engines a lot more immutable. > > Note that this semantically reverts > > commit aabbe344

[Intel-gfx] [PATCH 10/11] drm/i915: use xa_lock/unlock for fpriv->vm_xa lookups

We don't need the absolute speed of rcu for this. And i915_address_space in general dont need rcu protection anywhere else, after we've made gem contexts and engines a lot more immutable. Note that this semantically reverts commit aabbe344dc3ca5f7d8263a02608ba6179e8a4499 Author: Chris Wilson Dat