Re: [Intel-gfx] [PATCH 2/4] drm/i915/gem: Sync the vmap PTEs upon construction

2020-08-21 Thread Chris Wilson
Quoting Linus Torvalds (2020-08-21 13:41:03) > On Fri, Aug 21, 2020 at 1:50 AM Chris Wilson wrote: > > > > Since synchronising the PTE after assignment is a manual step, use the > > newly exported interface to flush the PTE after assigning via > > alloc_vm_area(). > > This commit message doesn't

Re: [Intel-gfx] [PATCH 2/4] drm/i915/gem: Sync the vmap PTEs upon construction

2020-08-21 Thread Linus Torvalds
On Fri, Aug 21, 2020 at 1:50 AM Chris Wilson wrote: > > Since synchronising the PTE after assignment is a manual step, use the > newly exported interface to flush the PTE after assigning via > alloc_vm_area(). This commit message doesn't make much sense to me. Are you talking about

[Intel-gfx] [PATCH 2/4] drm/i915/gem: Sync the vmap PTEs upon construction

2020-08-21 Thread Chris Wilson
Since synchronising the PTE after assignment is a manual step, use the newly exported interface to flush the PTE after assigning via alloc_vm_area(). Reported-by: Pavel Machek References: 2ba3e6947aed ("mm/vmalloc: track which page-table levels were modified") Signed-off-by: Chris Wilson Cc: