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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/nilfs2
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/nilfs2')
-rw-r--r--fs/nilfs2/super.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 7262e8427c20..11151eaa2c4a 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -906,6 +906,8 @@ static int nilfs_remount(struct super_block *sb, int *flags, char *data)
struct nilfs_mount_options old_opts;
int err;
+ lock_kernel();
+
old_sb_flags = sb->s_flags;
old_opts.mount_opt = sbi->s_mount_opt;
old_opts.snapshot_cno = sbi->s_snapshot_cno;
@@ -985,6 +987,7 @@ static int nilfs_remount(struct super_block *sb, int *flags, char *data)
up(&sb->s_bdev->bd_mount_sem);
}
out:
+ unlock_kernel();
return 0;
rw_remount_failed:
@@ -993,6 +996,7 @@ static int nilfs_remount(struct super_block *sb, int *flags, char *data)
sb->s_flags = old_sb_flags;
sbi->s_mount_opt = old_opts.mount_opt;
sbi->s_snapshot_cno = old_opts.snapshot_cno;
+ unlock_kernel();
return err;
}