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| author | Christoph Lameter <clameter@sgi.com> | 2007-10-16 01:25:30 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-16 09:42:58 -0700 |
| commit | ee31af5d649d8aa6ac7948a6d97ae48367ff2d7e (patch) | |
| tree | 8a16d8c15b8b56058b905c2b83a3a5f8112746c4 /mm/oom_kill.c | |
| parent | 6eaf806a223e61dc5f2de4ab591f11beb97a8f3b (diff) | |
| download | lwn-ee31af5d649d8aa6ac7948a6d97ae48367ff2d7e.tar.gz lwn-ee31af5d649d8aa6ac7948a6d97ae48367ff2d7e.zip | |
Memoryless nodes: OOM: use N_HIGH_MEMORY map instead of constructing one on the fly
constrained_alloc() builds its own memory map for nodes with memory. We have
that available in N_HIGH_MEMORY now. So simplify the code.
Signed-off-by: Christoph Lameter <clameter@sgi.com>
Acked-by: Nishanth Aravamudan <nacc@us.ibm.com>
Acked-by: Lee Schermerhorn <lee.schermerhorn@hp.com>
Acked-by: Bob Picco <bob.picco@hp.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Mel Gorman <mel@skynet.ie>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/oom_kill.c')
| -rw-r--r-- | mm/oom_kill.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/mm/oom_kill.c b/mm/oom_kill.c index f9b82ad5047f..41b4e362221d 100644 --- a/mm/oom_kill.c +++ b/mm/oom_kill.c @@ -177,14 +177,7 @@ static inline int constrained_alloc(struct zonelist *zonelist, gfp_t gfp_mask) { #ifdef CONFIG_NUMA 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) - node_set(node, nodes); + nodemask_t nodes = node_states[N_HIGH_MEMORY]; for (z = zonelist->zones; *z; z++) if (cpuset_zone_allowed_softwall(*z, gfp_mask)) |