f2fs: monitor the number of background checkpoint

This patch adds to show the number of background checkpoint.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index d8ad1abfa4fd..5904a411c86f 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -297,6 +297,7 @@ void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi)
                 if (test_opt(sbi, DATA_FLUSH))
                         sync_dirty_inodes(sbi, FILE_INODE);
                 f2fs_sync_fs(sbi->sb, true);
+                stat_inc_bg_cp_count(sbi->stat_info);
         }
 }