[git pull] drm/x86 pat regression fix.

2016-10-28 Thread Dave Airlie
On 26 October 2016 at 16:53, Dave Airlie wrote: > Hi Linus, > > This is a standalone pull request for the fix for a regression introduced > in -rc1 by a change to vm_insert_mixed to start using the PAT range tracking > to validate page protections. With this fix in place, all the VRAM mappings > f

[git pull] drm/x86 pat regression fix.

2016-10-26 Thread Dave Airlie
Hi Linus, This is a standalone pull request for the fix for a regression introduced in -rc1 by a change to vm_insert_mixed to start using the PAT range tracking to validate page protections. With this fix in place, all the VRAM mappings for GPU drivers ended up at UC instead of WC. There are prob