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drm/i915: Don't bother with the BKL for GEM ioctls.
authorEric Anholt <eric@anholt.net>
Fri, 26 Feb 2010 21:32:11 +0000 (13:32 -0800)
committerEric Anholt <eric@anholt.net>
Wed, 17 Mar 2010 19:59:29 +0000 (12:59 -0700)
We probably don't need it for most of the other driver ioctls as well,
but we explicitly did locking when doing the GEM pieces.  On CPU-bound
graphics tasks, the BKL was showing up as 1-2% of CPU time.

Signed-off-by: Eric Anholt <eric@anholt.net>

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