[Intel-gfx] [PATCH] drm/i915: blitter ring workaround for gen6

[Chris Wilson]

On Sun,  2 Oct 2011 18:27:12 -0700, Ben Widawsky <ben at bwidawsk.net> wrote:
> Found this through doc inspection. I don't have a failing test case that this
> fixes, but the docs specify we need to do it in addition to the A0 workaround.

Can you try running /usr/lib/xscreenaver/xslip with and without this
patch? That reliably hangs my machine and various reporters, with some
being as unlucky to hit it during x11perf -copywinwin. I'll try and do so
before my flight...

Oh and rebase it against keithp/drm-intel-fixes ;-).
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre