Re: [Intel-gfx] [PATCH] drm/i915: Avoid potential vm use-after-free

2023-01-27 Thread Tvrtko Ursulin
On 27/01/2023 13:10, Matthew Auld wrote: On Mon, 23 Jan 2023 at 16:57, Tvrtko Ursulin wrote: + some more people based on e1a7ab4fca0c On 19/01/2023 17:32, Rob Clark wrote: From: Rob Clark Adding the vm to the vm_xa table makes it visible to userspace, which could try to race with us to

Re: [Intel-gfx] [PATCH] drm/i915: Avoid potential vm use-after-free

2023-01-27 Thread Matthew Auld
On Mon, 23 Jan 2023 at 16:57, Tvrtko Ursulin wrote: > > > + some more people based on e1a7ab4fca0c > > On 19/01/2023 17:32, Rob Clark wrote: > > From: Rob Clark > > > > Adding the vm to the vm_xa table makes it visible to userspace, which > > could try to race with us to close the vm. So we need