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Date: Wed, 25 May 2011 20:42:59 +0800
Message-ID: <BANLkTimT+Tut-3TshCDm-NiLLXrOznibNA@mail.gmail.com>
Subject: [PATCH] sched: remove noop in lowest_flag_domain()
From: Hillf Danton <dhillf@gmail.com>
To: LKML <linux-kernel@vger.kernel.org>
Cc: Ingo Molnar <mingo@elte.hu>, Peter Zijlstra <peterz@infradead.org>,
        Steven Rostedt <rostedt@goodmis.org>, Mike Galbraith <efault@gmx.de>,
        Yong Zhang <yong.zhang0@gmail.com>
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Checking for the validity of sd is removed, since it is already
checked by the for_each_domain macro.

Signed-off-by: Hillf Danton <dhillf@gmail.com>
---

--- tip-git/kernel/sched_fair.c	Sat May 14 15:21:56 2011
+++ sched_fair.c	Wed May 25 20:15:34 2011
@@ -3652,7 +3652,7 @@ static inline struct sched_domain *lowes
 	struct sched_domain *sd;

 	for_each_domain(cpu, sd)
-		if (sd && (sd->flags & flag))
+		if (sd->flags & flag)
 			break;

 	return sd;