tree 952ce91bf158cee7fc3df0553496be524bc38b78
parent 17b3279b48835eb522d842eae16f541da3729c8a
author Gregory Haskins <ghaskins@novell.com> 1201291693 +0100
committer Ingo Molnar <mingo@elte.hu> 1201291693 +0100

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>