tree 26eb9c483718ca1a0fad23597c0dfd3a69e9f080
parent 0c35bbadc59f5ed105c34471143eceb4c0dd9c95
author Martin Hicks <mort@sgi.com> 1119399283 -0700
committer Linus Torvalds <torvalds@ppc970.osdl.org> 1119404774 -0700

[PATCH] VM: rate limit early reclaim

When early zone reclaim is turned on the LRU is scanned more frequently when a
zone is low on memory.  This limits when the zone reclaim can be called by
skipping the scan if another thread (either via kswapd or sync reclaim) is
already reclaiming from the zone.

Signed-off-by: Martin Hicks <mort@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>