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authorAlessio Igor Bogani <abogani@texware.it>2009-05-12 15:10:54 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2009-06-12 03:36:11 +0200
commit337eb00a2c3a421999c39c94ce7e33545ee8baa7 (patch)
treed9b780d095b638b1d8fa23841ff70347cf5daa08 /fs/udf
parentfs: block_dump missing dentry locking (diff)
downloadlinux-337eb00a2c3a421999c39c94ce7e33545ee8baa7.tar.xz
linux-337eb00a2c3a421999c39c94ce7e33545ee8baa7.zip
Push BKL down into ->remount_fs()
[xfs, btrfs, capifs, shmem don't need BKL, exempt] Signed-off-by: Alessio Igor Bogani <abogani@texware.it> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/udf')
-rw-r--r--fs/udf/super.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/udf/super.c b/fs/udf/super.c
index 04802cc39b18..6832135159b6 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -568,6 +568,7 @@ static int udf_remount_fs(struct super_block *sb, int *flags, char *options)
if (!udf_parse_options(options, &uopt, true))
return -EINVAL;
+ lock_kernel();
sbi->s_flags = uopt.flags;
sbi->s_uid = uopt.uid;
sbi->s_gid = uopt.gid;
@@ -581,13 +582,16 @@ static int udf_remount_fs(struct super_block *sb, int *flags, char *options)
*flags |= MS_RDONLY;
}
- if ((*flags & MS_RDONLY) == (sb->s_flags & MS_RDONLY))
+ if ((*flags & MS_RDONLY) == (sb->s_flags & MS_RDONLY)) {
+ unlock_kernel();
return 0;
+ }
if (*flags & MS_RDONLY)
udf_close_lvid(sb);
else
udf_open_lvid(sb);
+ unlock_kernel();
return 0;
}