From: David Howells <dhowells@redhat.com>
Date: Tue, 26 Sep 2006 06:32:09 +0000 (-0700)
Subject: [PATCH] FRV: Optimise ffs()
X-Git-Tag: v2.6.19-rc1~1142
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cf134483b2cd657039b305777215c531a1009947;p=pandora-kernel.git

[PATCH] FRV: Optimise ffs()

Optimise ffs(x) by using fls(x & x - 1) which we optimise to use the SCAN
instruction.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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