From 06f90dbd7610d51549004ea9c2ada337831eb292 Mon Sep 17 00:00:00 2001
From: Gregory Haskins <ghaskins@novell.com>
Date: Fri, 25 Jan 2008 21:08:13 +0100
Subject: [PATCH] sched: RT-balance, optimize

We can cheaply track the number of bits set in the cpumask for the lowest
priority CPUs.  Therefore, compute the mask's weight and use it to skip
the optimal domain search logic when there is only one CPU available.

Signed-off-by: Gregory Haskins <ghaskins@novell.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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Reading git-format-patch failed