1 files changed, 4 insertions, 4 deletions

diff --git a/fs/ext4/extents_status.c b/fs/ext4/extents_status.c
index 27fcdd2b2607..95796a1b7522 100644
--- a/fs/ext4/extents_status.c
+++ b/fs/ext4/extents_status.c
@@ -305,7 +305,7 @@ ext4_es_alloc_extent(struct inode *inode, ext4_lblk_t lblk, ext4_lblk_t len,
          */
         if (!ext4_es_is_delayed(es)) {
                 EXT4_I(inode)->i_es_lru_nr++;
-                atomic_inc(&EXT4_SB(inode->i_sb)->s_extent_cache_cnt);
+                percpu_counter_inc(&EXT4_SB(inode->i_sb)->s_extent_cache_cnt);
         }
 
         return es;
@@ -317,7 +317,7 @@ static void ext4_es_free_extent(struct inode *inode, struct extent_status *es)
         if (!ext4_es_is_delayed(es)) {
                 BUG_ON(EXT4_I(inode)->i_es_lru_nr == 0);
                 EXT4_I(inode)->i_es_lru_nr--;
-                atomic_dec(&EXT4_SB(inode->i_sb)->s_extent_cache_cnt);
+                percpu_counter_dec(&EXT4_SB(inode->i_sb)->s_extent_cache_cnt);
         }
 
         kmem_cache_free(ext4_es_cachep, es);
@@ -678,7 +678,7 @@ static int ext4_es_shrink(struct shrinker *shrink, struct shrink_control *sc)
         int nr_to_scan = sc->nr_to_scan;
         int ret, nr_shrunk = 0;
 
-        ret = atomic_read(&sbi->s_extent_cache_cnt);
+        ret = percpu_counter_read_positive(&sbi->s_extent_cache_cnt);
         trace_ext4_es_shrink_enter(sbi->s_sb, nr_to_scan, ret);
 
         if (!nr_to_scan)
@@ -711,7 +711,7 @@ static int ext4_es_shrink(struct shrinker *shrink, struct shrink_control *sc)
         list_splice_tail(&scanned, &sbi->s_es_lru);
         spin_unlock(&sbi->s_es_lru_lock);
 
-        ret = atomic_read(&sbi->s_extent_cache_cnt);
+        ret = percpu_counter_read_positive(&sbi->s_extent_cache_cnt);
         trace_ext4_es_shrink_exit(sbi->s_sb, nr_shrunk, ret);
         return ret;
 }