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Commit 43efd3ea authored by Li Peng's avatar Li Peng Committed by Linus Torvalds
Browse files

mm/slub.c: fix sysfs filename in comment 

/sys/kernel/slab/xx/defrag_ratio should be remote_node_defrag_ratio.

Link: http://lkml.kernel.org/r/1463449242-5366-1-git-send-email-lip@dtdream.com


Signed-off-by: default avatarLi Peng <lip@dtdream.com>
Acked-by: default avatarChristoph Lameter <cl@linux.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent a3187e43

mm/slub.c

+5 −5
Original line number Diff line number Diff line
@@ -1735,11 +1735,11 @@ static void *get_any_partial(struct kmem_cache *s, gfp_t flags, 
	 * may return off node objects because partial slabs are obtained

	 * from other nodes and filled up.

	 *

	 * If /sys/kernel/slab/xx/defrag_ratio is set to 100 (which makes

	 * defrag_ratio = 1000) then every (well almost) allocation will

	 * first attempt to defrag slab caches on other nodes. This means

	 * scanning over all nodes to look for partial slabs which may be

	 * expensive if we do it every time we are trying to find a slab

	 * If /sys/kernel/slab/xx/remote_node_defrag_ratio is set to 100

	 * (which makes defrag_ratio = 1000) then every (well almost)

	 * allocation will first attempt to defrag slab caches on other nodes.

	 * This means scanning over all nodes to look for partial slabs which

	 * may be expensive if we do it every time we are trying to find a slab

	 * with available objects.

	 */

	if (!s->remote_node_defrag_ratio ||