From: Jaegeuk Kim <jaegeuk@kernel.org>

Date: Sat, 12 Aug 2017 21:33:23 -0700

Subject: [PATCH] f2fs: check hot_data for roll-forward recovery

References: bnc#1060662

Patch-mainline: v4.12.14

Git-commit: 125c9fb1ccb53eb2ea9380df40f3c743f3fb2fed

commit 125c9fb1ccb53eb2ea9380df40f3c743f3fb2fed upstream.

We need to check HOT_DATA to truncate any previous data block when doing

roll-forward recovery.

Reviewed-by: Chao Yu <yuchao0@huawei.com>

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

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Signed-off-by: Jiri Slaby <jslaby@suse.cz>

---

 fs/f2fs/recovery.c | 2 +-

 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c

index 14e88dbe671d..86d813a3f5d1 100644

--- a/fs/f2fs/recovery.c

+++ b/fs/f2fs/recovery.c

@@ -291,7 +291,7 @@ static int check_index_in_prev_nodes(struct f2fs_sb_info *sbi,

 		return 0;

 	/* Get the previous summary */

-	for (i = CURSEG_WARM_DATA; i <= CURSEG_COLD_DATA; i++) {

+	for (i = CURSEG_HOT_DATA; i <= CURSEG_COLD_DATA; i++) {

 		struct curseg_info *curseg = CURSEG_I(sbi, i);

 		if (curseg->segno == segno) {

 			sum = curseg->sum_blk->entries[blkoff];

-- 

2.14.2