diff options
| author | Wu Fengguang <fengguang.wu@intel.com> | 2009-06-16 15:32:29 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-16 19:47:39 -0700 |
| commit | 6e08a369ee10b361ac1cdcdf4fabd420fd08beb3 (patch) | |
| tree | 9dbf870cad025b64781d9051b6680a8a23927e5a /include | |
| parent | 56e49d218890f49b0057710a4b6fef31f5ffbfec (diff) | |
vmscan: cleanup the scan batching code
The vmscan batching logic is twisting. Move it into a standalone function
nr_scan_try_batch() and document it. No behavior change.
Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Acked-by: Rik van Riel <riel@redhat.com>
Cc: Nick Piggin <npiggin@suse.de>
Cc: Christoph Lameter <cl@linux-foundation.org>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Acked-by: 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 'include')
| -rw-r--r-- | include/linux/mmzone.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index dd8487f0442..db976b9f879 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -334,9 +334,9 @@ struct zone { /* Fields commonly accessed by the page reclaim scanner */ spinlock_t lru_lock; - struct { + struct zone_lru { struct list_head list; - unsigned long nr_scan; + unsigned long nr_saved_scan; /* accumulated for batching */ } lru[NR_LRU_LISTS]; struct zone_reclaim_stat reclaim_stat; |