From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Thu, 12 Aug 2010 11:36:12 +0000 (+0100)
Subject: drm/i915: Preallocate requests
X-Git-Tag: v2.6.37-rc1~92^2~28^2~215
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8dc5d14741dc1ee0074a14b360993a10c2c02d24;p=pandora-kernel.git

drm/i915: Preallocate requests

By allocating the request prior to writing to the ringbuffer, we can
abort the operation without leaving the GPU in an inconsistent state.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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