[SLUB] change kmem_cache->align to record the real alignment

[Zhang, Yanmin]

kmem_cache->align records the original align parameter value specified
by users. Function calculate_alignment might change it based on cache
line size. So change kmem_cache->align correspondingly.

ïSigned-off-by: Zhang Yanmin <yanmin_zhang@xxxxxxxxxxxxxxx>

---

--- linux-2.6.31-rc3/mm/slub.c	2009-07-20 00:29:39.000000000 +0800
+++ linux-2.6.31-rc3_slubalign/mm/slub.c	2009-07-30 01:19:29.000000000 +0800
@@ -2400,6 +2400,7 @@ static int calculate_sizes(struct kmem_c
 	 * on bootup.
 	 */
 	align = calculate_alignment(flags, align, s->objsize);
+	s->align = align;
 
 	/*
 	 * SLUB stores one object immediately after another beginning from


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