block: remove per-queue plugging

[mirror_ubuntu-artful-kernel.git] / mm / vmscan.c

diff --git a/mm/vmscan.c b/mm/vmscan.c
index 148c6e630df2002d8f72b35cca1ed79b7bedb334..251bed73ac034d3a98e2c1ab1986ae73e15b0992 100644 (file)
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -358,7 +358,7 @@ static int may_write_to_queue(struct backing_dev_info *bdi,
 static void handle_write_error(struct address_space *mapping,
                                struct page *page, int error)
 {
-       lock_page_nosync(page);
+       lock_page(page);
        if (page_mapping(page) == mapping)
                mapping_set_error(mapping, error);
        unlock_page(page);
@@ -1882,12 +1882,12 @@ static void shrink_zone(int priority, struct zone *zone,
        unsigned long nr[NR_LRU_LISTS];
        unsigned long nr_to_scan;
        enum lru_list l;
-       unsigned long nr_reclaimed;
+       unsigned long nr_reclaimed, nr_scanned;
        unsigned long nr_to_reclaim = sc->nr_to_reclaim;
-       unsigned long nr_scanned = sc->nr_scanned;
 
 restart:
        nr_reclaimed = 0;
+       nr_scanned = sc->nr_scanned;
        get_scan_count(zone, sc, nr, priority);
 
        while (nr[LRU_INACTIVE_ANON] || nr[LRU_ACTIVE_FILE] ||