From: Qiuyang Sun <sunqiuyang@huawei.com>
Date: Tue, 18 Dec 2018 09:32:23 +0000 (+0800)
Subject: f2fs: fix block address for __check_sit_bitmap
X-Git-Tag: Ubuntu-5.2.0-15.16~2857^2~7
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=9249dded7b5cb539a8c8698b25d08a3c15261470;p=mirror_ubuntu-eoan-kernel.git

f2fs: fix block address for __check_sit_bitmap

Should use lstart (logical start address) instead of start (in dev) here.
This fixes a bug in multi-device scenarios.

Signed-off-by: Qiuyang Sun <sunqiuyang@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index d9a3345a244a..009971ea8f08 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -1151,7 +1151,7 @@ submit:
 		list_move_tail(&dc->list, wait_list);
 
 		/* sanity check on discard range */
-		__check_sit_bitmap(sbi, start, start + len);
+		__check_sit_bitmap(sbi, lstart, lstart + len);
 
 		bio->bi_private = dc;
 		bio->bi_end_io = f2fs_submit_discard_endio;