diff options
| author | KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> | 2009-01-07 18:08:21 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-08 08:31:08 -0800 |
| commit | 9439c1c95b5c25b8031b2a7eb7e1590eb84be7f5 (patch) | |
| tree | 79eaae56278407e0a223e562a2d0079834ca5529 /mm/vmscan.c | |
| parent | 3e2f41f1f64744f7942980d93cc93dd3e5924560 (diff) | |
| download | linux-9439c1c95b5c25b8031b2a7eb7e1590eb84be7f5.tar.bz2 | |
memcg: remove mem_cgroup_cal_reclaim()
Now, get_scan_ratio() return correct value although memcg reclaim. Then,
mem_cgroup_calc_reclaim() can be removed.
So, memcg reclaim get the same capability of anon/file reclaim balancing
as global reclaim now.
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@redhat.com>
Acked-by: Rik van Riel <riel@redhat.com>
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>
Cc: Hugh Dickins <hugh@veritas.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/vmscan.c')
| -rw-r--r-- | mm/vmscan.c | 27 |
1 files changed, 10 insertions, 17 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c index 56fc7abe4d23..66bb6ef44b5f 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -1466,30 +1466,23 @@ static void shrink_zone(int priority, struct zone *zone, get_scan_ratio(zone, sc, percent); for_each_evictable_lru(l) { - if (scan_global_lru(sc)) { - int file = is_file_lru(l); - int scan; + int file = is_file_lru(l); + int scan; - scan = zone_page_state(zone, NR_LRU_BASE + l); - if (priority) { - scan >>= priority; - scan = (scan * percent[file]) / 100; - } + scan = zone_page_state(zone, NR_LRU_BASE + l); + if (priority) { + scan >>= priority; + scan = (scan * percent[file]) / 100; + } + if (scan_global_lru(sc)) { zone->lru[l].nr_scan += scan; nr[l] = zone->lru[l].nr_scan; if (nr[l] >= swap_cluster_max) zone->lru[l].nr_scan = 0; else nr[l] = 0; - } else { - /* - * This reclaim occurs not because zone memory shortage - * but because memory controller hits its limit. - * Don't modify zone reclaim related data. - */ - nr[l] = mem_cgroup_calc_reclaim(sc->mem_cgroup, zone, - priority, l); - } + } else + nr[l] = scan; } while (nr[LRU_INACTIVE_ANON] || nr[LRU_ACTIVE_FILE] || |