From: Robert P. J. Day <rpjday@mindspring.com>
Date: Wed, 17 Oct 2007 06:29:32 +0000 (-0700)
Subject: Add a "rounddown_pow_of_two" routine to log2.h
X-Git-Tag: v2.6.24-rc1~640
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b311e921b385b5a848f0806df16276aca1ecae07;p=pandora-kernel.git

Add a "rounddown_pow_of_two" routine to log2.h

To go along with the existing "roundup_pow_of_two" routine, add one for
rounding down since that operation appears to crop up on a regular basis in
the source tree.

[m.kozlowski@tuxland.pl: fix unbalanced parentheses]
Signed-off-by: Robert P. J. Day <rpjday@mindspring.com>
Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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