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authorChristoph Lameter <clameter@sgi.com>2007-10-16 01:25:36 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-16 09:42:58 -0700
commit37c0708dbee5825df3bd9ce6ef2199c6c1713970 (patch)
tree747551aa58484e7f872da118b864c8f3ca6e892d /include/linux
parent56bbd65df0e92a4a8eb70c5f2b416ae2b6c5fb31 (diff)
Memoryless nodes: Add N_CPU node state
We need the check for a node with cpu in zone reclaim. Zone reclaim will not allow remote zone reclaim if a node has a cpu. [Lee.Schermerhorn@hp.com: Move setup of N_CPU node state mask] Signed-off-by: Christoph Lameter <clameter@sgi.com> Tested-by: Lee Schermerhorn <lee.schermerhorn@hp.com> Acked-by: Bob Picco <bob.picco@hp.com> Cc: Nishanth Aravamudan <nacc@us.ibm.com> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: Mel Gorman <mel@skynet.ie> Signed-off-by: Lee Schermerhorn <lee.schermerhorn@hp.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/nodemask.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/nodemask.h b/include/linux/nodemask.h
index ccee962f355..905e18f4b41 100644
--- a/include/linux/nodemask.h
+++ b/include/linux/nodemask.h
@@ -349,6 +349,7 @@ enum node_states {
#else
N_HIGH_MEMORY = N_NORMAL_MEMORY,
#endif
+ N_CPU, /* The node has one or more cpus */
NR_NODE_STATES
};