mm/vmscan: push lruvec pointer into putback_inactive_pages()

As zone_reclaim_stat is now located in the lruvec, we can reach it
directly.

Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org>
Cc: Mel Gorman <mel@csn.ul.ie>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: Hugh Dickins <hughd@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/vmscan.c b/mm/vmscan.c
index 53fa867..76d786e 100644 (file)
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1155,11 +1155,11 @@ static int too_many_isolated(struct zone *zone, int file,
 }
 
 static noinline_for_stack void
-putback_inactive_pages(struct mem_cgroup_zone *mz,
+putback_inactive_pages(struct lruvec *lruvec,
                       struct list_head *page_list)
 {
-       struct zone_reclaim_stat *reclaim_stat = get_reclaim_stat(mz);
-       struct zone *zone = mz->zone;
+       struct zone_reclaim_stat *reclaim_stat = &lruvec->reclaim_stat;
+       struct zone *zone = lruvec_zone(lruvec);
        LIST_HEAD(pages_to_free);
 
        /*
@@ -1278,7 +1278,7 @@ shrink_inactive_list(unsigned long nr_to_scan, struct mem_cgroup_zone *mz,
                                               nr_reclaimed);
        }
 
-       putback_inactive_pages(mz, &page_list);
+       putback_inactive_pages(lruvec, &page_list);
 
        __mod_zone_page_state(zone, NR_ISOLATED_ANON + file, -nr_taken);