linux-kernel - [PATCH 5.6 077/166] f2fs: fix to show norecovery mount option

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Message-Id: <20200422095057.097844362@linuxfoundation.org>
Date:   Wed, 22 Apr 2020 11:56:44 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Chao Yu <yuchao0@...wei.com>,
        Jaegeuk Kim <jaegeuk@...nel.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.6 077/166] f2fs: fix to show norecovery mount option

From: Chao Yu <yuchao0@...wei.com>

[ Upstream commit a9117eca1de6b738e713d2142126db2cfbf6fb36 ]

Previously, 'norecovery' mount option will be shown as
'disable_roll_forward', fix to show original option name correctly.

Signed-off-by: Chao Yu <yuchao0@...wei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 fs/f2fs/f2fs.h  | 1 +
 fs/f2fs/super.c | 7 +++++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index d39f5de114208..64caa46f0c8bd 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -100,6 +100,7 @@ extern const char *f2fs_fault_name[FAULT_MAX];
 #define F2FS_MOUNT_INLINE_XATTR_SIZE	0x00800000
 #define F2FS_MOUNT_RESERVE_ROOT		0x01000000
 #define F2FS_MOUNT_DISABLE_CHECKPOINT	0x02000000
+#define F2FS_MOUNT_NORECOVERY		0x04000000
 
 #define F2FS_OPTION(sbi)	((sbi)->mount_opt)
 #define clear_opt(sbi, option)	(F2FS_OPTION(sbi).opt &= ~F2FS_MOUNT_##option)
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 686f5402660ed..3669f060b6257 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -446,7 +446,7 @@ static int parse_options(struct super_block *sb, char *options)
 			break;
 		case Opt_norecovery:
 			/* this option mounts f2fs with ro */
-			set_opt(sbi, DISABLE_ROLL_FORWARD);
+			set_opt(sbi, NORECOVERY);
 			if (!f2fs_readonly(sb))
 				return -EINVAL;
 			break;
@@ -1446,6 +1446,8 @@ static int f2fs_show_options(struct seq_file *seq, struct dentry *root)
 	}
 	if (test_opt(sbi, DISABLE_ROLL_FORWARD))
 		seq_puts(seq, ",disable_roll_forward");
+	if (test_opt(sbi, NORECOVERY))
+		seq_puts(seq, ",norecovery");
 	if (test_opt(sbi, DISCARD))
 		seq_puts(seq, ",discard");
 	else
@@ -3598,7 +3600,8 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
 		goto reset_checkpoint;
 
 	/* recover fsynced data */
-	if (!test_opt(sbi, DISABLE_ROLL_FORWARD)) {
+	if (!test_opt(sbi, DISABLE_ROLL_FORWARD) &&
+			!test_opt(sbi, NORECOVERY)) {
 		/*
 		 * mount should be failed, when device has readonly mode, and
 		 * previous checkpoint was not done by clean system shutdown.
-- 
2.20.1