On Tue, Aug 13, 2013 at 09:54:48AM +0200, Daniel Vetter wrote: > On Mon, Aug 12, 2013 at 11:46:17AM +0100, Chris Wilson wrote: > > By our earlier reckoning, move from a snooped/llc setting to an uncached > > setting, leaves the CPU cache in a consistent state irrespective of our > > domain tracking - so we can forgo the warning about the lack of > > invalidation. Similarly for any writes posted to the snooped CPU domain, > > we know will be safely clflushed to the uncached PTEs after forcing the > > domain change. > > > > Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> > > Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> > > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=68040 > Tested-by: cancan,feng <cancan.feng@xxxxxxxxx> Oh and QA blames that this WARN newly pops up on commit d46f1c3f1372e3a72fab97c60480aa4a1084387f Author: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> AuthorDate: Thu Aug 8 14:41:06 2013 +0100 Commit: Daniel Vetter <daniel.vetter@xxxxxxxx> CommitDate: Sat Aug 10 11:24:18 2013 +0200 drm/i915: Allow the GPU to cache stolen memory -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
