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slab: convert cpu notifier to return encapsulate errno value 

By the previous modification, the cpu notifier can return encapsulate
errno value.  This converts the cpu notifiers for slab.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Christoph Lameter <cl@linux-foundation.org>
Acked-by: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Matt Mackall <mpm@selenic.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Akinobu Mita 2010-05-26 14:43:32 -07:00 committed by Linus Torvalds
parent 80b5184cc5
commit eac4068013
1 changed files with 1 additions and 1 deletions
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2
mm/slab.c
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@ -1321,7 +1321,7 @@ static int __cpuinit cpuup_callback(struct notifier_block *nfb,
mutex_unlock(&cache_chain_mutex);
break;
}
return err ? NOTIFY_BAD : NOTIFY_OK;
return notifier_from_errno(err);
}
static struct notifier_block __cpuinitdata cpucache_notifier = {