Commit 9422ffba authored Oct 16, 2007 by Christoph Lameter Committed by Linus Torvalds Oct 16, 2007

Memoryless nodes: No need for kswapd



A node without memory does not need a kswapd.  So use the memory map instead
of the online map when starting kswapd.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Acked-by: Nishanth Aravamudan <nacc@us.ibm.com>
Tested-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>

parent ee31af5d

mm/vmscan.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1733,7 +1733,7 @@ static int __init kswapd_init(void)
		int nid;

		swap_setup();
		for_each_online_node(nid)
		for_each_node_state(nid, N_HIGH_MEMORY)
		kswapd_run(nid);
		hotcpu_notifier(cpu_callback, 0);
		return 0;