sched: Drop rq->lock from first part of wake_up_new_task()

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Since p->pi_lock now protects all things needed to call
select_task_rq() avoid the double remote rq->lock acquisition and rely
on p->pi_lock.

Reviewed-by: Frank Rowand <frank.rowand@am.sony.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Nick Piggin <npiggin@kernel.dk>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Link: http://lkml.kernel.org/r/20110405152729.273362517@chello.nl
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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Peter Zijlstra 2011-04-05 17:23:52 +02:00 • committed by Ingo Molnar

parent 0122ec5b02

commit ab2515c4b9

1 changed files with 3 additions and 14 deletions

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kernel/sched.c

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