linux-kernel - [PATCH AUTOSEL 6.6 12/51] fs/ntfs3: ntfs3_forced

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Message-ID: <20240213002052.670571-12-sashal@kernel.org>
Date: Mon, 12 Feb 2024 19:19:49 -0500
From: Sasha Levin <sashal@...nel.org>
To: linux-kernel@...r.kernel.org,
	stable@...r.kernel.org
Cc: Konstantin Komarov <almaz.alexandrovich@...agon-software.com>,
	Sasha Levin <sashal@...nel.org>,
	ntfs3@...ts.linux.dev
Subject: [PATCH AUTOSEL 6.6 12/51] fs/ntfs3: ntfs3_forced_shutdown use int instead of bool

From: Konstantin Komarov <almaz.alexandrovich@...agon-software.com>

[ Upstream commit 97ec56d390a3a0077b36cb38627f671c72dddce6 ]

Signed-off-by: Konstantin Komarov <almaz.alexandrovich@...agon-software.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 fs/ntfs3/fsntfs.c  | 3 ++-
 fs/ntfs3/ntfs_fs.h | 6 +++---
 fs/ntfs3/super.c   | 2 +-
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/fs/ntfs3/fsntfs.c b/fs/ntfs3/fsntfs.c
index fbfe21dbb425..350461d8cece 100644
--- a/fs/ntfs3/fsntfs.c
+++ b/fs/ntfs3/fsntfs.c
@@ -853,7 +853,8 @@ void ntfs_update_mftmirr(struct ntfs_sb_info *sbi, int wait)
 	/*
 	 * sb can be NULL here. In this case sbi->flags should be 0 too.
 	 */
-	if (!sb || !(sbi->flags & NTFS_FLAGS_MFTMIRR))
+	if (!sb || !(sbi->flags & NTFS_FLAGS_MFTMIRR) ||
+	    unlikely(ntfs3_forced_shutdown(sb)))
 		return;
 
 	blocksize = sb->s_blocksize;
diff --git a/fs/ntfs3/ntfs_fs.h b/fs/ntfs3/ntfs_fs.h
index 414913232eae..67ce2eedc9bd 100644
--- a/fs/ntfs3/ntfs_fs.h
+++ b/fs/ntfs3/ntfs_fs.h
@@ -62,7 +62,7 @@ enum utf16_endian;
 /* sbi->flags */
 #define NTFS_FLAGS_NODISCARD		0x00000001
 /* ntfs in shutdown state. */
-#define NTFS_FLAGS_SHUTDOWN		0x00000002
+#define NTFS_FLAGS_SHUTDOWN_BIT		0x00000002  /* == 4*/
 /* Set when LogFile is replaying. */
 #define NTFS_FLAGS_LOG_REPLAYING	0x00000008
 /* Set when we changed first MFT's which copy must be updated in $MftMirr. */
@@ -1001,9 +1001,9 @@ static inline struct ntfs_sb_info *ntfs_sb(struct super_block *sb)
 	return sb->s_fs_info;
 }
 
-static inline bool ntfs3_forced_shutdown(struct super_block *sb)
+static inline int ntfs3_forced_shutdown(struct super_block *sb)
 {
-	return test_bit(NTFS_FLAGS_SHUTDOWN, &ntfs_sb(sb)->flags);
+	return test_bit(NTFS_FLAGS_SHUTDOWN_BIT, &ntfs_sb(sb)->flags);
 }
 
 /*
diff --git a/fs/ntfs3/super.c b/fs/ntfs3/super.c
index a313b4ddee16..378e261e23b0 100644
--- a/fs/ntfs3/super.c
+++ b/fs/ntfs3/super.c
@@ -719,7 +719,7 @@ static int ntfs_show_options(struct seq_file *m, struct dentry *root)
  */
 static void ntfs_shutdown(struct super_block *sb)
 {
-	set_bit(NTFS_FLAGS_SHUTDOWN, &ntfs_sb(sb)->flags);
+	set_bit(NTFS_FLAGS_SHUTDOWN_BIT, &ntfs_sb(sb)->flags);
 }
 
 /*
-- 
2.43.0