From: Jaegeuk Kim <jaegeuk@kernel.org>
Date: Sun, 13 Aug 2017 04:33:23 +0000 (-0700)
Subject: f2fs: check hot_data for roll-forward recovery
X-Git-Tag: v4.4.89~54
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=53e5f7b8d41bb4af0666fe1e7887c13754b10094;p=thirdparty%2Fkernel%2Fstable.git

f2fs: check hot_data for roll-forward recovery

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>
---

diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c
index cbf74f47cce8a..e32f349f341bf 100644
--- a/fs/f2fs/recovery.c
+++ b/fs/f2fs/recovery.c
@@ -276,7 +276,7 @@ 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];