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authorChristoph Lameter <cl@linux-foundation.org>2010-05-27 09:17:17 -0500
committerPekka Enberg <penberg@cs.helsinki.fi>2010-05-30 13:02:08 +0300
commit0f1f694260e0d35b5ce7d471f6e679c3dd4d7d94 (patch)
tree0779df2dc3d993569b776acc70256d7659ded2d0 /include/linux/slub_def.h
parent73367bd8eef4f4eb311005886aaa916013073265 (diff)
SLUB: Allow full duplication of kmalloc array for 390
Commit 756dee75872a2a764b478e18076360b8a4ec9045 ("SLUB: Get rid of dynamic DMA kmalloc cache allocation") makes S390 run out of kmalloc caches. Increase the number of kmalloc caches to a safe size. Cc: <stable@kernel.org> [ .33 and .34 ] Reported-by: Heiko Carstens <heiko.carstens@de.ibm.com> Tested-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Christoph Lameter <cl@linux-foundation.org> Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Diffstat (limited to 'include/linux/slub_def.h')
-rw-r--r--include/linux/slub_def.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index 6ac37664e8fe..4ba59cfc1f75 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -137,7 +137,7 @@ struct kmem_cache {
#ifdef CONFIG_ZONE_DMA
#define SLUB_DMA __GFP_DMA
/* Reserve extra caches for potential DMA use */
-#define KMALLOC_CACHES (2 * SLUB_PAGE_SHIFT - 6)
+#define KMALLOC_CACHES (2 * SLUB_PAGE_SHIFT)
#else
/* Disable DMA functionality */
#define SLUB_DMA (__force gfp_t)0