[git pull] drm intel only fixes
chris at chris-wilson.co.uk
Wed Jan 12 15:18:13 PST 2011
On Wed, 12 Jan 2011 15:05:36 -0800, Linus Torvalds <torvalds at linux-foundation.org> wrote:
> On Wed, Jan 12, 2011 at 2:40 PM, Chris Wilson <chris at chris-wilson.co.uk> wrote:
> > Just the SNB machine?
> No. I just checked. Reverting that commit on my other machine makes
> that TED video on my Core i5 machine look fine too.
> So it's definitely the same bug on both Sandybridge and Core-i5 (I
> guess that's "Ironlake" in the crazy intel codename naming), just two
> slightly different symptoms. And I worried a bit that my bisect was
> bogus, but with the revert clearing it up on the other machine, I'm
> confident the bisect was good too.
> On my sandybridge machine, the corruption happens already at the gdm
> login screen, which is why I used that one to bisect things. I'm
> including a (bad) photo taken with my cellphone of what the corruption
> looks like - see how the "sandybridge.linux-foundation.org" machine
> name text has been corrupted, and obviously my name (and the "e" in
> Other). And that blue rounded rectangle should contain "Log in as
> torvalds" or something like that, but instead it's clear.
Yes, that looks consistent with using the wrong relocation entry or GTT
offset within the batch.
Chris Wilson, Intel Open Source Technology Centre
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