Commit 3d124cbb authored Apr 23, 2007 by Hugh Dickins Committed by Linus Torvalds Apr 24, 2007

fix OOM killing processes wrongly thought MPOL_BIND



I only have CONFIG_NUMA=y for build testing: surprised when trying a memhog
to see lots of other processes killed with "No available memory
(MPOL_BIND)".  memhog is killed correctly once we initialize nodemask in
constrained_alloc().

Signed-off-by: Hugh Dickins <hugh@veritas.com>
Acked-by: Christoph Lameter <clameter@sgi.com>
Acked-by: William Irwin <bill.irwin@oracle.com>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent fdc30b3d

mm/oom_kill.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -176,6 +176,8 @@ static inline int constrained_alloc(struct zonelist *zonelist, gfp_t gfp_mask)
		struct zone **z;
		nodemask_t nodes;
		int node;

		nodes_clear(nodes);
		/* node has memory ? */
		for_each_online_node(node)
		if (NODE_DATA(node)->node_present_pages)

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