From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: <clameter@sgi.com>
Cc: <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: [PATCH] slub: Fix atomic usage in any_slab_objects()
Date: Wed, 07 May 2008 10:38:55 +1000 [thread overview]
Message-ID: <20080507004035.58041DDE03@ozlabs.org> (raw)
any_slab_objects() does an atomic_read on an atomic_long_t, this
fixes it to use atomic_long_read instead.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---
mm/slub.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- linux-work.orig/mm/slub.c 2008-05-07 10:37:04.000000000 +1000
+++ linux-work/mm/slub.c 2008-05-07 10:37:05.000000000 +1000
@@ -3762,7 +3762,7 @@ static int any_slab_objects(struct kmem_
if (!n)
continue;
- if (atomic_read(&n->total_objects))
+ if (atomic_long_read(&n->total_objects))
return 1;
}
return 0;
reply other threads:[~2008-05-07 0:40 UTC|newest]
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