tree 7148403303e74f4fa74dd29696908df2a751cd1b
parent dce840a08702bd13a9a186e07e63d1ef82256b5e
author Peter Zijlstra <a.p.zijlstra@chello.nl> 1302178191 +0200
committer Ingo Molnar <mingo@elte.hu> 1302519500 +0200

sched: Simplify the free path some

If we check the root_domain reference count we can see if its been
used or not, use this observation to simplify some of the return
paths.

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/20110407122942.298339503@chello.nl
Signed-off-by: Ingo Molnar <mingo@elte.hu>