From: Matt Turner <mattst88@gmail.com>
Date: Thu, 29 Apr 2010 02:49:36 +0000 (-0400)
Subject: alpha: simplify and optimize sched_find_first_bit
X-Git-Tag: v2.6.35-rc1~261^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a75f5f0f0a3676216e0015b3040c785dbfe1e0da;p=pandora-kernel.git

alpha: simplify and optimize sched_find_first_bit

Search only the first 100 bits instead of 140, saving a couple
instructions. The resulting code is about 1/3 faster (40K ticks/1000
iterations down to 30K ticks/1000 iterations).

Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: linux-alpha@vger.kernel.org
Acked-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Matt Turner <mattst88@gmail.com>
---

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