slab: move up code to get kmem_cache_node in free_block()
node isn't changed, so we don't need to retreive this structure everytime we move the object. Maybe compiler do this optimization, but making it explicitly is better. Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com> Acked-by: Christoph Lameter <cl@linux.com> Cc: Pekka Enberg <penberg@kernel.org> Acked-by: David Rientjes <rientjes@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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1 changed files with 1 additions and 2 deletions
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@ -3398,7 +3398,7 @@ static void free_block(struct kmem_cache *cachep, void **objpp, int nr_objects,
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int node)
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{
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int i;
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struct kmem_cache_node *n;
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struct kmem_cache_node *n = get_node(cachep, node);
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for (i = 0; i < nr_objects; i++) {
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void *objp;
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@ -3408,7 +3408,6 @@ static void free_block(struct kmem_cache *cachep, void **objpp, int nr_objects,
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objp = objpp[i];
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page = virt_to_head_page(objp);
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n = get_node(cachep, node);
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list_del(&page->lru);
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check_spinlock_acquired_node(cachep, node);
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slab_put_obj(cachep, page, objp, node);
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