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>

1 files changed, 4 insertions, 0 deletions

diff --git a/fs/hpfs/super.c b/fs/hpfs/super.c
index f68193cf0811..f2feaa06bf26 100644
--- a/fs/hpfs/super.c
+++ b/fs/hpfs/super.c
@@ -13,6 +13,7 @@
 #include <linux/statfs.h>
 #include <linux/magic.h>
 #include <linux/sched.h>
+#include <linux/smp_lock.h>
 
 /* Mark the filesystem dirty, so that chkdsk checks it when os/2 booted */
 
@@ -398,6 +399,7 @@ static int hpfs_remount_fs(struct super_block *s, int *flags, char *data)
         
         *flags |= MS_NOATIME;
         
+        lock_kernel();
         lock_super(s);
         uid = sbi->sb_uid; gid = sbi->sb_gid;
         umask = 0777 & ~sbi->sb_mode;
@@ -432,10 +434,12 @@ static int hpfs_remount_fs(struct super_block *s, int *flags, char *data)
         replace_mount_options(s, new_opts);
 
         unlock_super(s);
+        unlock_kernel();
         return 0;
 
 out_err:
         unlock_super(s);
+        unlock_kernel();
         kfree(new_opts);
         return -EINVAL;
 }