NFS: Save the values of the "mount*=" mount options
Save the value of the mountproto= mountport= mountvers= and mountaddr=
options so that these values can be displayed later via
nfs_show_options().
This preserves the intent of the original mount options, should the file
system need to be remounted based on what's displayed in /proc/mounts.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Cc: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index 8740181..93dfd75 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -688,6 +688,16 @@
if (error < 0)
goto error;
+ /* Preserve the values of mount_server-related mount options */
+ if (data->mount_server.addrlen) {
+ memcpy(&server->mountd_address, &data->mount_server.address,
+ data->mount_server.addrlen);
+ server->mountd_addrlen = data->mount_server.addrlen;
+ }
+ server->mountd_version = data->mount_server.version;
+ server->mountd_port = data->mount_server.port;
+ server->mountd_protocol = data->mount_server.protocol;
+
server->namelen = data->namlen;
/* Create a client RPC handle for the NFSv3 ACL management interface */
nfs_init_server_aclclient(server);
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 670e5c7..ac7e4fb 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -118,6 +118,13 @@
atomic_t active; /* Keep trace of any activity to this server */
wait_queue_head_t active_wq; /* Wait for any activity to stop */
+
+ /* mountd-related mount options */
+ struct sockaddr_storage mountd_address;
+ size_t mountd_addrlen;
+ u32 mountd_version;
+ unsigned short mountd_port;
+ unsigned short mountd_protocol;
};
/* Server capabilities */