tree 2dad894d6e916bcf785611ded852151bbea5063b
parent a8ad27d03f17e6154c61e81d4a7028c56ca6390d
author David Howells <dhowells@redhat.com> 1159252329 -0700
committer Linus Torvalds <torvalds@g5.osdl.org> 1159285734 -0700

[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>