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authorJaegeuk Kim <jaegeuk.kim@samsung.com>2013-10-08 09:30:33 +0900
committerJaegeuk Kim <jaegeuk.kim@samsung.com>2013-10-08 09:32:43 +0900
commit5887d291d792773368f6eaf1759aad109bcd78eb (patch)
tree6a97459fda910eb2da63a7644987d20afdb36c3a
parent4058c5117d6d8a94002fb308615c7442ed3a3896 (diff)
f2fs: avoid unnecessary checkpoints
During the f2fs_put_super procedure, we don't need to conduct checkpoint all the time, since we don't need to do that if superblock is clean. Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
-rw-r--r--fs/f2fs/super.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index fde8e6aca9be..539c009d4138 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -372,7 +372,9 @@ static void f2fs_put_super(struct super_block *sb)
f2fs_destroy_stats(sbi);
stop_gc_thread(sbi);
- write_checkpoint(sbi, true);
+ /* We don't need to do checkpoint when it's clean */
+ if (sbi->s_dirty && get_pages(sbi, F2FS_DIRTY_NODES))
+ write_checkpoint(sbi, true);
iput(sbi->node_inode);
iput(sbi->meta_inode);