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authorChen Gang <gang.chen@asianux.com>2013-07-12 08:23:48 +0800
committerPekka Enberg <penberg@kernel.org>2013-07-15 12:37:55 +0300
commite35e1a9744bfc267bf511c2f37266103994466c8 (patch)
treeb85540f884dd82a7ab144301260501bec314ca3e
parentad81f0545ef01ea651886dddac4bef6cec930092 (diff)
downloadop-kernel-dev-e35e1a9744bfc267bf511c2f37266103994466c8.zip
op-kernel-dev-e35e1a9744bfc267bf511c2f37266103994466c8.tar.gz
mm/slub: remove 'per_cpu' which is useless variable
Remove 'per_cpu', since it is useless now after the patch: "205ab99 slub: Update statistics handling for variable order slabs". And the partial list is handled in the same way as the per cpu slab. Acked-by: Christoph Lameter <cl@linux.com> Signed-off-by: Chen Gang <gang.chen@asianux.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
-rw-r--r--mm/slub.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/mm/slub.c b/mm/slub.c
index 3b482c8..4636c88 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -4271,12 +4271,10 @@ static ssize_t show_slab_objects(struct kmem_cache *s,
int node;
int x;
unsigned long *nodes;
- unsigned long *per_cpu;
- nodes = kzalloc(2 * sizeof(unsigned long) * nr_node_ids, GFP_KERNEL);
+ nodes = kzalloc(sizeof(unsigned long) * nr_node_ids, GFP_KERNEL);
if (!nodes)
return -ENOMEM;
- per_cpu = nodes + nr_node_ids;
if (flags & SO_CPU) {
int cpu;
@@ -4307,8 +4305,6 @@ static ssize_t show_slab_objects(struct kmem_cache *s,
total += x;
nodes[node] += x;
}
-
- per_cpu[node]++;
}
}
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