From: Chad Goodman <chad.goodman@gmail.com>
Date: Wed, 19 Dec 2012 07:13:39 +0000 (-0800)
Subject: TIMER: optimize apply_slack()
X-Git-Url: https://ziggy471.com/git/gitweb.cgi?p=ziggy471-sgn2-jb.git;a=commitdiff;h=af3e8a3c0b15208e453393192c752c373ffb3914

TIMER: optimize apply_slack()

Signed-off-by: Ziggy <ziggy@ziggy471.com>
---

--- a/kernel/timer.c
+++ b/kernel/timer.c
@@ -763,7 +763,7 @@ unsigned long apply_slack(struct timer_l
 	if (mask == 0)
 		return expires;
 
-	bit = find_last_bit(&mask, BITS_PER_LONG);
+	bit = __fls(mask);
 
 	mask = (1 << bit) - 1;