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From: Shaohua Li <shaohua.li@intel.com>
To: linux-mm <linux-mm@kvack.org>
Cc: penberg@kernel.org, cl@linux-foundation.org
Subject: [patch] slub: fix a code merge error
Date: Thu, 10 Nov 2011 16:04:20 +0800	[thread overview]
Message-ID: <1320912260.22361.247.camel@sli10-conroe> (raw)

Looks there is a merge error in the slub tree. DEACTIVATE_TO_TAIL != 1.
And this will cause performance regression.

Signed-off-by: Shaohua Li <shaohua.li@intel.com>

diff --git a/mm/slub.c b/mm/slub.c
index 7d2a996..60e16c4 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1904,7 +1904,8 @@ static void unfreeze_partials(struct kmem_cache *s)
 				if (l == M_PARTIAL)
 					remove_partial(n, page);
 				else
-					add_partial(n, page, 1);
+					add_partial(n, page,
+						DEACTIVATE_TO_TAIL);
 
 				l = m;
 			}


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             reply	other threads:[~2011-11-10  7:55 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-10  8:04 Shaohua Li [this message]
2011-11-10 14:44 ` [patch] slub: fix a code merge error Christoph Lameter
2011-11-10 20:18 ` David Rientjes
2011-11-10 20:30   ` Pekka Enberg
2011-11-11  0:33     ` Shaohua Li
2011-11-14  1:56     ` alex shi
2011-11-14  3:12       ` Shaohua Li
2011-11-15  6:45       ` Pekka Enberg
2011-11-16 23:06         ` David Rientjes

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