VFS: Switch init_mount_tree() to use the new create_mnt_ns() helper

Eliminates some duplicated code...

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 2 insertions, 9 deletions

diff --git a/fs/namespace.c b/fs/namespace.c
index a7bea8c8bd46..4a86b8595164 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -2222,16 +2222,9 @@ static void __init init_mount_tree(void)
         mnt = do_kern_mount("rootfs", 0, "rootfs", NULL);
         if (IS_ERR(mnt))
                 panic("Can't create rootfs");
-        ns = kmalloc(sizeof(*ns), GFP_KERNEL);
-        if (!ns)
+        ns = create_mnt_ns(mnt);
+        if (IS_ERR(ns))
                 panic("Can't allocate initial namespace");
-        atomic_set(&ns->count, 1);
-        INIT_LIST_HEAD(&ns->list);
-        init_waitqueue_head(&ns->poll);
-        ns->event = 0;
-        list_add(&mnt->mnt_list, &ns->list);
-        ns->root = mnt;
-        mnt->mnt_ns = ns;
 
         init_task.nsproxy->mnt_ns = ns;
         get_mnt_ns(ns);