[PATCH 2/2] f2fs: skip checkpoint if there is no dirty segments

[Jaegeuk Kim]

We should avoid wrong checkpoints when there is no dirty segments.

Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
---
 fs/f2fs/gc.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index fcb263a..c4ed116 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -809,13 +809,14 @@ gc_more:
 	if (unlikely(f2fs_cp_error(sbi)))
 		goto stop;
 
+	if (!__get_victim(sbi, &segno, gc_type))
+		goto stop;
+
 	if (gc_type == BG_GC && has_not_enough_free_secs(sbi, nfree)) {
 		gc_type = FG_GC;
 		write_checkpoint(sbi, &cpc);
 	}
 
-	if (!__get_victim(sbi, &segno, gc_type))
-		goto stop;
 	ret = 0;
 
 	/* readahead multi ssa blocks those have contiguous address */
-- 
2.1.1

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