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Commit dcc3be6a authored by Alex Shi's avatar Alex Shi Committed by Pekka Enberg
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slub: Discard slab page when node partial > minimum partial number 



Discarding slab should be done when node partial > min_partial.  Otherwise,
node partial slab may eat up all memory.

Signed-off-by: default avatarAlex Shi <alex.shi@intel.com>
Acked-by: default avatarChristoph Lameter <cl@linux.com>
Signed-off-by: default avatarPekka Enberg <penberg@kernel.org>
parent 9f264904

mm/slub.c

+1 −1
Original line number Diff line number Diff line
@@ -1953,7 +1953,7 @@ static void unfreeze_partials(struct kmem_cache *s) 


			new.frozen = 0;



			if (!new.inuse && (!n || n->nr_partial < s->min_partial))

			if (!new.inuse && (!n || n->nr_partial > s->min_partial))

				m = M_FREE;

			else {

				struct kmem_cache_node *n2 = get_node(s,