sched_rt: don't use first_cpu on cpumask created with cpumask_and

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cpumask_and() only initializes nr_cpu_ids bits, so the (deprecated)
first_cpu() might find one of those uninitialized bits if nr_cpu_ids
is less than NR_CPUS (as it can be for CONFIG_CPUMASK_OFFSTACK).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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Rusty Russell 2009-01-31 23:21:24 +10:30 • committed by Ingo Molnar

parent a571bbeafb

commit 3d398703ef

1 changed files with 2 additions and 2 deletions

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kernel/sched_rt.c

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