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Push BKL down into do_remount_sb()

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[folded fix from Jiri Slaby]

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2009-05-08 13:36:58 -04:00
parent 7f78d4cd4c
commit 4aa98cf768
2 changed files with 13 additions and 13 deletions
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fs/namespace.c
+2 -8
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@@ -1060,11 +1060,8 @@ static int do_umount(struct vfsmount *mnt, int flags)
* we just try to remount it readonly.
*/
down_write(&sb->s_umount);
if (!(sb->s_flags & MS_RDONLY)) {
lock_kernel();
if (!(sb->s_flags & MS_RDONLY))
retval = do_remount_sb(sb, MS_RDONLY, NULL, 0);
unlock_kernel();
}
up_write(&sb->s_umount);
return retval;
}
@@ -1515,11 +1512,8 @@ static int do_remount(struct path *path, int flags, int mnt_flags,
down_write(&sb->s_umount);
if (flags & MS_BIND)
err = change_mount_flags(path->mnt, flags);
else {
lock_kernel();
else
err = do_remount_sb(sb, flags, data, 0);
unlock_kernel();
}
if (!err)
path->mnt->mnt_flags = mnt_flags;
up_write(&sb->s_umount);