sched: RT-balance, optimize

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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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Gregory Haskins 2008-01-25 21:08:13 +01:00 • committed by Ingo Molnar

parent 17b3279b48

commit 06f90dbd76

1 changed files with 18 additions and 7 deletions

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kernel/sched_rt.c

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