From: Ilia Mirkin <imirkin@alum.mit.edu>
Date: Sun, 9 Feb 2014 20:51:24 +0000 (-0500)
Subject: drm/nouveau: replace ffsll with __ffs64
X-Git-Tag: v3.15-rc1~51^2~39^2~83
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=73970c47beb42f3e1ab0b86c537b1c79539f05f4;p=pandora-kernel.git

drm/nouveau: replace ffsll with __ffs64

The ffsll function is a lot slower than the __ffs64 built-in which
compiles to a single instruction on 64-bit. It's also nice to avoid
custom versions of standard functions. Note that __ffs == ffs - 1.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
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