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| author | Martin Hicks <mort@sgi.com> | 2005-06-21 17:14:43 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-21 18:46:14 -0700 |
| commit | 1e7e5a9048b30c57ba1ddaa6cdf59b21b65cde99 (patch) | |
| tree | 26eb9c483718ca1a0fad23597c0dfd3a69e9f080 /mm/page_alloc.c | |
| parent | 0c35bbadc59f5ed105c34471143eceb4c0dd9c95 (diff) | |
| download | op-kernel-dev-1e7e5a9048b30c57ba1ddaa6cdf59b21b65cde99.zip op-kernel-dev-1e7e5a9048b30c57ba1ddaa6cdf59b21b65cde99.tar.gz | |
[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>
Diffstat (limited to 'mm/page_alloc.c')
| -rw-r--r-- | mm/page_alloc.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index a9da20b..2019c1b 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -1738,6 +1738,7 @@ static void __init free_area_init_core(struct pglist_data *pgdat, zone->nr_scan_inactive = 0; zone->nr_active = 0; zone->nr_inactive = 0; + atomic_set(&zone->reclaim_in_progress, -1); if (!size) continue; |
