On Wed, 12 Jan 2011 14:24:17 -0800, Linus Torvalds <torvalds at linux-foundation.org> wrote: > On Wed, Jan 12, 2011 at 1:28 PM, Linus Torvalds > <torvalds at linux-foundation.org> wrote: > > > > Oh, and I'm also seeing corruption on my sandybridge machine. No video > > involved, the gdm login screen is already corrupted this way. Similar > > odd shifted lines etc, so I'd assume it's related. > > Hmm. I bisected it down to > > commit 6fe4f14044f181e146cdc15485428f95fa541ce8 > Author: Chris Wilson <chris at chris-wilson.co.uk> > Date: Mon Jan 10 17:35:37 2011 +0000 > > drm/i915/execbuffer: Reorder binding of objects to favour restrictions > > on my sandybridge machine. Chris?
Wow. That should have had zero visible impact upon the rendering. All it should have done is reorder the sequence in which we pin the buffers into the GTT before applying the relocations, just to allow some pathological execbuffers. Just the SNB machine? -Chris -- Chris Wilson, Intel Open Source Technology Centre