[PATCH 4.4 12/66] f2fs: check hot_data for roll-forward recovery

Greg Kroah-Hartman
2017-09-24T20:34:18Z

From: Jaegeuk Kim <jaegeuk@kernel.org>

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>

---
fs/f2fs/recovery.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/fs/f2fs/recovery.c
+++ b/fs/f2fs/recovery.c
@@ -276,7 +276,7 @@ static int check_index_in_prev_nodes(str
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];