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mm/slub: remove 'per_cpu' which is useless variable

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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>
This commit is contained in:
Chen Gang 2013-07-12 08:23:48 +08:00 committed by Pekka Enberg
parent ad81f0545e
commit e35e1a9744
1 changed files with 1 additions and 5 deletions
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6
mm/slub.c
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@ -4271,12 +4271,10 @@ static ssize_t show_slab_objects(struct kmem_cache *s,
int node; int node;
int x; int x;
unsigned long *nodes; 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) if (!nodes)
return -ENOMEM; return -ENOMEM;
per_cpu = nodes + nr_node_ids;
if (flags & SO_CPU) { if (flags & SO_CPU) {
int cpu; int cpu;
@ -4307,8 +4305,6 @@ static ssize_t show_slab_objects(struct kmem_cache *s,
total += x; total += x;
nodes[node] += x; nodes[node] += x;
} }
per_cpu[node]++;
} }
} }