linux-kernel - [PATCH 04/23] nfs: fold nfs4_remote_fs_type and nfs4_remote_referral_fs

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Message-ID: <155862818734.26654.3150141109818847701.stgit@warthog.procyon.org.uk>
Date:   Thu, 23 May 2019 17:16:27 +0100
From:   David Howells <dhowells@...hat.com>
To:     trond.myklebust@...merspace.com, anna.schumaker@...app.com
Cc:     Al Viro <viro@...iv.linux.org.uk>, dhowells@...hat.com,
        viro@...iv.linux.org.uk, linux-nfs@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 04/23] nfs: fold nfs4_remote_fs_type and
 nfs4_remote_referral_fs_type

From: Al Viro <viro@...iv.linux.org.uk>

They are identical now.

Reviewed-by: David Howells <dhowells@...hat.com>
Signed-off-by: Al Viro <viro@...iv.linux.org.uk>
---

 fs/nfs/nfs4super.c |   26 ++++----------------------
 1 file changed, 4 insertions(+), 22 deletions(-)

diff --git a/fs/nfs/nfs4super.c b/fs/nfs/nfs4super.c
index 71a970ca3fb7..5d02925e3567 100644
--- a/fs/nfs/nfs4super.c
+++ b/fs/nfs/nfs4super.c
@@ -21,8 +21,6 @@ static struct dentry *nfs4_remote_mount(struct file_system_type *fs_type,
 	int flags, const char *dev_name, void *raw_data);
 static struct dentry *nfs4_referral_mount(struct file_system_type *fs_type,
 	int flags, const char *dev_name, void *raw_data);
-static struct dentry *nfs4_remote_referral_mount(struct file_system_type *fs_type,
-	int flags, const char *dev_name, void *raw_data);
 
 static struct file_system_type nfs4_remote_fs_type = {
 	.owner		= THIS_MODULE,
@@ -32,14 +30,6 @@ static struct file_system_type nfs4_remote_fs_type = {
 	.fs_flags	= FS_RENAME_DOES_D_MOVE|FS_BINARY_MOUNTDATA,
 };
 
-static struct file_system_type nfs4_remote_referral_fs_type = {
-	.owner		= THIS_MODULE,
-	.name		= "nfs4",
-	.mount		= nfs4_remote_referral_mount,
-	.kill_sb	= nfs_kill_super,
-	.fs_flags	= FS_RENAME_DOES_D_MOVE|FS_BINARY_MOUNTDATA,
-};
-
 struct file_system_type nfs4_referral_fs_type = {
 	.owner		= THIS_MODULE,
 	.name		= "nfs4",
@@ -110,8 +100,7 @@ nfs4_remote_mount(struct file_system_type *fs_type, int flags,
 	return nfs_fs_mount_common(flags, dev_name, info, &nfs_v4);
 }
 
-static struct vfsmount *nfs_do_root_mount(struct file_system_type *fs_type,
-					  struct nfs_server *server, int flags,
+static struct vfsmount *nfs_do_root_mount(struct nfs_server *server, int flags,
 					  struct nfs_mount_info *info,
 					  const char *hostname)
 {
@@ -134,7 +123,7 @@ static struct vfsmount *nfs_do_root_mount(struct file_system_type *fs_type,
 	else
 		snprintf(root_devname, len, "%s:/", hostname);
 	info->server = server;
-	root_mnt = vfs_kern_mount(fs_type, flags, root_devname, info);
+	root_mnt = vfs_kern_mount(&nfs4_remote_fs_type, flags, root_devname, info);
 	if (info->server)
 		nfs_free_server(info->server);
 	info->server = NULL;
@@ -244,7 +233,7 @@ struct dentry *nfs4_try_mount(int flags, const char *dev_name,
 
 	export_path = data->nfs_server.export_path;
 	data->nfs_server.export_path = "/";
-	root_mnt = nfs_do_root_mount(&nfs4_remote_fs_type,
+	root_mnt = nfs_do_root_mount(
 			nfs4_create_server(mount_info, &nfs_v4),
 			flags, mount_info,
 			data->nfs_server.hostname);
@@ -258,13 +247,6 @@ struct dentry *nfs4_try_mount(int flags, const char *dev_name,
 	return res;
 }
 
-static struct dentry *
-nfs4_remote_referral_mount(struct file_system_type *fs_type, int flags,
-			   const char *dev_name, void *raw_data)
-{
-	return nfs_fs_mount_common(flags, dev_name, raw_data, &nfs_v4);
-}
-
 /*
  * Create an NFS4 server record on referral traversal
  */
@@ -289,7 +271,7 @@ static struct dentry *nfs4_referral_mount(struct file_system_type *fs_type,
 
 	export_path = data->mnt_path;
 	data->mnt_path = "/";
-	root_mnt = nfs_do_root_mount(&nfs4_remote_referral_fs_type,
+	root_mnt = nfs_do_root_mount(
 			nfs4_create_referral_server(mount_info.cloned,
 						    mount_info.mntfh),
 			flags, &mount_info, data->hostname);