From: Paul Mackerras Date: Fri, 18 Apr 2008 04:26:08 +0000 (+1000) Subject: [POWERPC] Optimize fls64() on 64-bit processors X-Git-Tag: v2.6.26-rc1~1125^2~4 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9f264be6101c42cb9e471c58322fb83a5cde1461;p=pandora-kernel.git [POWERPC] Optimize fls64() on 64-bit processors 64-bit powerpc processors can find the leftmost 1 bit in a 64-bit doubleword in one instruction, so use that rather than using the generic fls64(), which does two 32-bit fls() calls. Signed-off-by: Paul Mackerras --- Reading git-diff-tree failed