switch mnt_namespace ->root to struct mount
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/namespace.c b/fs/namespace.c
index 21a8261..d4016f9 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -2197,7 +2197,7 @@
struct mnt_namespace *new_ns;
struct vfsmount *rootmnt = NULL, *pwdmnt = NULL;
struct mount *p, *q;
- struct mount *old = real_mount(mnt_ns->root);
+ struct mount *old = mnt_ns->root;
struct mount *new;
new_ns = alloc_mnt_ns();
@@ -2212,7 +2212,7 @@
kfree(new_ns);
return ERR_PTR(-ENOMEM);
}
- new_ns->root = &new->mnt;
+ new_ns->root = new;
br_write_lock(vfsmount_lock);
list_add_tail(&new_ns->list, &new->mnt_list);
br_write_unlock(vfsmount_lock);
@@ -2282,7 +2282,7 @@
struct mount *mnt = real_mount(m);
mnt->mnt_ns = new_ns;
__mnt_make_longterm(mnt);
- new_ns->root = m;
+ new_ns->root = mnt;
list_add(&new_ns->list, &mnt->mnt_list);
} else {
mntput(m);
@@ -2512,8 +2512,8 @@
init_task.nsproxy->mnt_ns = ns;
get_mnt_ns(ns);
- root.mnt = ns->root;
- root.dentry = ns->root->mnt_root;
+ root.mnt = mnt;
+ root.dentry = mnt->mnt_root;
set_fs_pwd(current->fs, &root);
set_fs_root(current->fs, &root);
@@ -2560,7 +2560,7 @@
return;
down_write(&namespace_sem);
br_write_lock(vfsmount_lock);
- umount_tree(real_mount(ns->root), 0, &umount_list);
+ umount_tree(ns->root, 0, &umount_list);
br_write_unlock(vfsmount_lock);
up_write(&namespace_sem);
release_mounts(&umount_list);