On Mon, Apr 11, 2016 at 10:19:29AM +0100, Tvrtko Ursulin wrote: > > On 09/04/16 09:03, Chris Wilson wrote: > >On Fri, Apr 08, 2016 at 02:54:54PM +0100, Tvrtko Ursulin wrote: > >>From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx> > >> > >>Retired request queue coupled with retired work handler is a scalability > >>concern on some workloads of which one dramatic example is gem_close_race. > >> > >>This series depend on i915_gem_object_pin_map series by Chris Wilson. > > > >My biggest concern with this is that this touches code that has a known > >GPF and so imo cannot be tested until that *regression* has been fixed. > > That's the ringbuffer one or something else? There's a GPF when we try to require a stale request because our state tracking is caput. https://bugs.freedesktop.org/show_bug.cgi?id=93907 Skylake was also misrendering under the same load, but that's likely to be a different bug that I couldn't reproduce after fixing the above. -Chris -- Chris Wilson, Intel Open Source Technology Centre _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
