commit a8d56d8e4fa0cb9a023834363f8d79415d277a1d
author Al Viro <viro@zeniv.linux.org.uk> Thu Nov 24 23:59:29 2011 -0500
committer Al Viro <viro@zeniv.linux.org.uk> Tue Jan 03 22:57:07 2012 -0500
tree f58aa30dfbb2d50b06ebd2ead6e70270fdac3140
parent c937135d98f2306157fb8d8a03a4d8b0f1e3b511

vfs: spread struct mount - propagate_mnt()

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

fs/namespace.c

diff --git a/fs/namespace.c b/fs/namespace.c
index 65d011f..8432344 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1595,23 +1595,23 @@
 			struct path *path, struct path *parent_path)
 {
 	LIST_HEAD(tree_list);
-	struct vfsmount *dest_mnt = path->mnt;
+	struct mount *dest_mnt = real_mount(path->mnt);
 	struct dentry *dest_dentry = path->dentry;
 	struct mount *child, *p;
 	int err;
 
-	if (IS_MNT_SHARED(dest_mnt)) {
+	if (IS_MNT_SHARED(&dest_mnt->mnt)) {
 		err = invent_group_ids(source_mnt, true);
 		if (err)
 			goto out;
 	}
-	err = propagate_mnt(dest_mnt, dest_dentry, &source_mnt->mnt, &tree_list);
+	err = propagate_mnt(dest_mnt, dest_dentry, source_mnt, &tree_list);
 	if (err)
 		goto out_cleanup_ids;
 
 	br_write_lock(vfsmount_lock);
 
-	if (IS_MNT_SHARED(dest_mnt)) {
+	if (IS_MNT_SHARED(&dest_mnt->mnt)) {
 		for (p = source_mnt; p; p = next_mnt(p, &source_mnt->mnt))
 			set_mnt_shared(p);
 	}
@@ -1620,7 +1620,7 @@
 		attach_mnt(source_mnt, path);
 		touch_mnt_namespace(parent_path->mnt->mnt_ns);
 	} else {
-		mnt_set_mountpoint(dest_mnt, dest_dentry, source_mnt);
+		mnt_set_mountpoint(&dest_mnt->mnt, dest_dentry, source_mnt);
 		commit_tree(source_mnt);
 	}
 
@@ -1633,7 +1633,7 @@
 	return 0;
 
  out_cleanup_ids:
-	if (IS_MNT_SHARED(dest_mnt))
+	if (IS_MNT_SHARED(&dest_mnt->mnt))
 		cleanup_group_ids(source_mnt, NULL);
  out:
 	return err;