commit 04dfc23006a200865132ef404778a07b896a0280
author Chao Yu <yuchao0@huawei.com> Fri May 19 23:46:43 2017 +0800
committer Jaegeuk Kim <jaegeuk@kernel.org> Tue May 23 21:09:45 2017 -0700
tree 9b39b61fb792a10c382e0a7ca85ee4e09ee856a3
parent fb830fc5cfc90ba8236921aacb72c6d70bf78af7

f2fs: show more info if fail to issue discard

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

fs/f2fs/segment.c

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index a3766bc..22cca26 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -741,7 +741,8 @@ static void __remove_discard_cmd(struct f2fs_sb_info *sbi,
 
 	if (dc->error)
 		f2fs_msg(sbi->sb, KERN_INFO,
-				"Issue discard failed, ret: %d", dc->error);
+			"Issue discard(%u, %u, %u) failed, ret: %d",
+			dc->lstart, dc->start, dc->len, dc->error);
 	__detach_discard_cmd(dcc, dc);
 }