Re: [Intel-gfx] [PATCH] drm/i915/guc: Restore preempt-context across S3/S4

2018-09-20 Thread Chris Wilson
Quoting Michał Winiarski (2018-09-20 12:47:07) > On Wed, Sep 19, 2018 at 09:54:32PM +0100, Chris Wilson wrote: > > Stolen memory is lost across S4 (hibernate) or S3-RST as it is a portion > > of ordinary volatile RAM. As we allocate our rings from stolen, this may > > include the rings used for

Re: [Intel-gfx] [PATCH] drm/i915/guc: Restore preempt-context across S3/S4

2018-09-20 Thread Michał Winiarski
On Wed, Sep 19, 2018 at 09:54:32PM +0100, Chris Wilson wrote: > Stolen memory is lost across S4 (hibernate) or S3-RST as it is a portion > of ordinary volatile RAM. As we allocate our rings from stolen, this may > include the rings used for our preempt context and their breadcrumb > instructions.