diff --git a/fs/afs/internal.h b/fs/afs/internal.h
index b61cb7b4..6038422 100644
--- a/fs/afs/internal.h
+++ b/fs/afs/internal.h
@@ -37,7 +37,6 @@ struct pagevec;
 struct afs_call;
 
 struct afs_fs_context {
-	bool			rwpath;		/* T if the parent should be considered R/W */
 	bool			force;		/* T to force cell type */
 	bool			autocell;	/* T if set auto mount operation */
 	bool			dyn_root;	/* T if dynamic root */
diff --git a/fs/afs/mntpt.c b/fs/afs/mntpt.c
index b3f41d2..3043a81 100644
--- a/fs/afs/mntpt.c
+++ b/fs/afs/mntpt.c
@@ -48,6 +48,8 @@ static DECLARE_DELAYED_WORK(afs_mntpt_expiry_timer, afs_mntpt_expiry_timed_out);
 
 static unsigned long afs_mntpt_expiry_timeout = 10 * 60;
 
+static const char afs_root_volume[] = "root.cell";
+
 /*
  * no valid lookup procedure on this sort of dir
  */
@@ -69,107 +71,108 @@ static int afs_mntpt_open(struct inode *inode, struct file *file)
 }
 
 /*
+ * Set the parameters for the proposed superblock.
+ */
+static int afs_mntpt_set_params(struct fs_context *fc, struct dentry *mntpt)
+{
+	struct afs_fs_context *ctx = fc->fs_private;
+	struct afs_vnode *vnode = AFS_FS_I(d_inode(mntpt));
+	struct afs_cell *cell;
+	const char *p;
+	int ret;
+
+	if (test_bit(AFS_VNODE_PSEUDODIR, &vnode->flags)) {
+		/* if the directory is a pseudo directory, use the d_name */
+		unsigned size = mntpt->d_name.len;
+
+		if (size < 2)
+			return -ENOENT;
+
+		p = mntpt->d_name.name;
+		if (mntpt->d_name.name[0] == '.') {
+			size--;
+			p++;
+			ctx->type = AFSVL_RWVOL;
+			ctx->force = true;
+		}
+		if (size > AFS_MAXCELLNAME)
+			return -ENAMETOOLONG;
+
+		cell = afs_lookup_cell(ctx->net, p, size, NULL, false);
+		if (IS_ERR(cell)) {
+			pr_err("kAFS: unable to lookup cell '%pd'\n", mntpt);
+			return PTR_ERR(cell);
+		}
+		afs_put_cell(ctx->net, ctx->cell);
+		ctx->cell = cell;
+
+		ctx->volname = afs_root_volume;
+		ctx->volnamesz = sizeof(afs_root_volume) - 1;
+	} else {
+		/* read the contents of the AFS special symlink */
+		struct page *page;
+		loff_t size = i_size_read(d_inode(mntpt));
+		char *buf;
+
+		if (size > PAGE_SIZE - 1)
+			return -EINVAL;
+
+		page = read_mapping_page(d_inode(mntpt)->i_mapping, 0, NULL);
+		if (IS_ERR(page))
+			return PTR_ERR(page);
+
+		if (PageError(page)) {
+			ret = afs_bad(AFS_FS_I(d_inode(mntpt)), afs_file_error_mntpt);
+			put_page(page);
+			return ret;
+		}
+
+		buf = kmap(page);
+		ret = vfs_parse_fs_string(fc, "source", buf, size);
+		kunmap(page);
+		put_page(page);
+		if (ret < 0)
+			return ret;
+	}
+
+	return 0;
+}
+
+/*
  * create a vfsmount to be automounted
  */
 static struct vfsmount *afs_mntpt_do_automount(struct dentry *mntpt)
 {
-	struct afs_super_info *as;
+	struct fs_context *fc;
 	struct vfsmount *mnt;
-	struct afs_vnode *vnode;
-	struct page *page;
-	char *devname, *options;
-	bool rwpath = false;
 	int ret;
 
-	_enter("{%pd}", mntpt);
-
 	BUG_ON(!d_inode(mntpt));
 
-	ret = -ENOMEM;
-	devname = (char *) get_zeroed_page(GFP_KERNEL);
-	if (!devname)
-		goto error_no_devname;
+	fc = vfs_new_fs_context(&afs_fs_type, mntpt, 0, 0,
+				FS_CONTEXT_FOR_SUBMOUNT);
+	if (IS_ERR(fc))
+		return ERR_CAST(fc);
 
-	options = (char *) get_zeroed_page(GFP_KERNEL);
-	if (!options)
-		goto error_no_options;
+	ret = afs_mntpt_set_params(fc, mntpt);
+	if (ret < 0)
+		goto error_fc;
 
-	vnode = AFS_FS_I(d_inode(mntpt));
-	if (test_bit(AFS_VNODE_PSEUDODIR, &vnode->flags)) {
-		/* if the directory is a pseudo directory, use the d_name */
-		static const char afs_root_cell[] = ":root.cell.";
-		unsigned size = mntpt->d_name.len;
+	ret = vfs_get_tree(fc);
+	if (ret < 0)
+		goto error_fc;
 
-		ret = -ENOENT;
-		if (size < 2 || size > AFS_MAXCELLNAME)
-			goto error_no_page;
-
-		if (mntpt->d_name.name[0] == '.') {
-			devname[0] = '%';
-			memcpy(devname + 1, mntpt->d_name.name + 1, size - 1);
-			memcpy(devname + size, afs_root_cell,
-			       sizeof(afs_root_cell));
-			rwpath = true;
-		} else {
-			devname[0] = '#';
-			memcpy(devname + 1, mntpt->d_name.name, size);
-			memcpy(devname + size + 1, afs_root_cell,
-			       sizeof(afs_root_cell));
-		}
-	} else {
-		/* read the contents of the AFS special symlink */
-		loff_t size = i_size_read(d_inode(mntpt));
-		char *buf;
-
-		ret = -EINVAL;
-		if (size > PAGE_SIZE - 1)
-			goto error_no_page;
-
-		page = read_mapping_page(d_inode(mntpt)->i_mapping, 0, NULL);
-		if (IS_ERR(page)) {
-			ret = PTR_ERR(page);
-			goto error_no_page;
-		}
-
-		if (PageError(page)) {
-			ret = afs_bad(AFS_FS_I(d_inode(mntpt)), afs_file_error_mntpt);
-			goto error;
-		}
-
-		buf = kmap_atomic(page);
-		memcpy(devname, buf, size);
-		kunmap_atomic(buf);
-		put_page(page);
-		page = NULL;
+	mnt = vfs_create_mount(fc, 0);
+	if (IS_ERR(mnt)) {
+		ret = PTR_ERR(mnt);
+		goto error_fc;
 	}
 
-	/* work out what options we want */
-	as = AFS_FS_S(mntpt->d_sb);
-	if (as->cell) {
-		memcpy(options, "cell=", 5);
-		strcpy(options + 5, as->cell->name);
-		if ((as->volume && as->volume->type == AFSVL_RWVOL) || rwpath)
-			strcat(options, ",rwpath");
-	}
-
-	/* try and do the mount */
-	_debug("--- attempting mount %s -o %s ---", devname, options);
-	mnt = vfs_submount(mntpt, &afs_fs_type, devname, options);
-	_debug("--- mount result %p ---", mnt);
-
-	free_page((unsigned long) devname);
-	free_page((unsigned long) options);
-	_leave(" = %p", mnt);
+	put_fs_context(fc);
 	return mnt;
 
-error:
-	put_page(page);
-error_no_page:
-	free_page((unsigned long) options);
-error_no_options:
-	free_page((unsigned long) devname);
-error_no_devname:
-	_leave(" = %d", ret);
+error_fc:
+	put_fs_context(fc);
 	return ERR_PTR(ret);
 }
 
diff --git a/fs/afs/super.c b/fs/afs/super.c
index 4bfcffd..f585764 100644
--- a/fs/afs/super.c
+++ b/fs/afs/super.c
@@ -66,30 +66,21 @@ static atomic_t afs_count_active_inodes;
 
 enum afs_param {
 	Opt_autocell,
-	Opt_cell,
 	Opt_dyn,
-	Opt_rwpath,
 	Opt_source,
-	Opt_vol,
 	nr__afs_params
 };
 
 static const struct fs_parameter_spec afs_param_specs[nr__afs_params] = {
 	[Opt_autocell]	= { fs_param_is_flag },
-	[Opt_cell]	= { fs_param_is_string },
 	[Opt_dyn]	= { fs_param_is_flag },
-	[Opt_rwpath]	= { fs_param_is_flag },
 	[Opt_source]	= { fs_param_is_string },
-	[Opt_vol]	= { fs_param_is_string },
 };
 
 static const char *const afs_param_keys[nr__afs_params] = {
 	[Opt_autocell]	= "autocell",
-	[Opt_cell]	= "cell",
 	[Opt_dyn]	= "dyn",
-	[Opt_rwpath]	= "rwpath",
 	[Opt_source]	= "source",
-	[Opt_vol]	= "vol",
 };
 
 static const struct fs_parameter_description afs_fs_parameters = {
@@ -214,8 +205,8 @@ static int afs_show_options(struct seq_file *m, struct dentry *root)
  *
  * This can be one of the following:
  *	"%[cell:]volume[.]"		R/W volume
- *	"#[cell:]volume[.]"		R/O or R/W volume (rwpath=0),
- *					 or R/W (rwpath=1) volume
+ *	"#[cell:]volume[.]"		R/O or R/W volume (R/O parent),
+ *					 or R/W (R/W parent) volume
  *	"%[cell:]volume.readonly"	R/O volume
  *	"#[cell:]volume.readonly"	R/O volume
  *	"%[cell:]volume.backup"		Backup volume
@@ -246,9 +237,7 @@ static int afs_parse_source(struct fs_context *fc, struct fs_parameter *param)
 	}
 
 	/* determine the type of volume we're looking for */
-	ctx->type = AFSVL_ROVOL;
-	ctx->force = false;
-	if (ctx->rwpath || name[0] == '%') {
+	if (name[0] == '%') {
 		ctx->type = AFSVL_RWVOL;
 		ctx->force = true;
 	}
@@ -317,7 +306,6 @@ static int afs_parse_param(struct fs_context *fc, struct fs_parameter *param)
 {
 	struct fs_parse_result result;
 	struct afs_fs_context *ctx = fc->fs_private;
-	struct afs_cell *cell;
 	int opt;
 
 	opt = fs_parse(fc, &afs_fs_parameters, param, &result);
@@ -325,21 +313,6 @@ static int afs_parse_param(struct fs_context *fc, struct fs_parameter *param)
 		return opt;
 
 	switch (opt) {
-	case Opt_cell:
-		if (param->size <= 0)
-			return -EINVAL;
-		if (param->size > AFS_MAXCELLNAME)
-			return -ENAMETOOLONG;
-
-		rcu_read_lock();
-		cell = afs_lookup_cell_rcu(ctx->net, param->string, param->size);
-		rcu_read_unlock();
-		if (IS_ERR(cell))
-			return PTR_ERR(cell);
-		afs_put_cell(ctx->net, ctx->cell);
-		ctx->cell = cell;
-		break;
-
 	case Opt_source:
 		return afs_parse_source(fc, param);
 
@@ -351,13 +324,6 @@ static int afs_parse_param(struct fs_context *fc, struct fs_parameter *param)
 		ctx->dyn_root = true;
 		break;
 
-	case Opt_rwpath:
-		ctx->rwpath = true;
-		break;
-
-	case Opt_vol:
-		return invalf(fc, "'vol' param is obsolete");
-
 	default:
 		return -EINVAL;
 	}
@@ -626,9 +592,6 @@ static int afs_init_fs_context(struct fs_context *fc, struct dentry *reference)
 	struct afs_super_info *src_as;
 	struct afs_cell *cell;
 
-	if (current->nsproxy->net_ns != &init_net)
-		return -EINVAL;
-
 	ctx = kzalloc(sizeof(struct afs_fs_context), GFP_KERNEL);
 	if (!ctx)
 		return -ENOMEM;