[git pull] drm fixes

[Alex Riesen]

On Thu, Feb 24, 2011 at 01:13, Chris Wilson <chris at chris-wilson.co.uk> wrote:
> On Wed, 23 Feb 2011 15:58:02 -0800, Linus Torvalds <torvalds at linux-foundation.org> wrote:
>> >
>> > See bug https://bugzilla.kernel.org/show_bug.cgi?id=27572
>>
>> Any update on that one?
>
> No, reverting that will cause just another bug elsewhere. I need to
> work out how the gpu is not being flushed with a non-pipelined fence
> change.
>
>> There's that whole "return -EINVAL for
>> I915_PARAM_HAS_RELAXED_FENCING" patch thing?
>
> As it turns out this is a bug in the userspace components of the stack for
> gen2 hardware, with lax kernel side enforcement. Daniel has a fix for both.

Chris, could you point us at the patch? I ask because Daniel left a
comment in bug discussion that we should ignore some patch from him,
and there was no mention of anything else.

I'll gladly test a better fix.