Merge branch 'devel' into next
[sfrench/cifs-2.6.git] / fs / nfs / super.c
index bb0313ac9e1fa1a6b94ddb51229298e88b955bfd..d6686f4786dc55b5d5f06afe913e2930f2b45b96 100644 (file)
@@ -75,6 +75,7 @@ enum {
        Opt_acl, Opt_noacl,
        Opt_rdirplus, Opt_nordirplus,
        Opt_sharecache, Opt_nosharecache,
+       Opt_resvport, Opt_noresvport,
 
        /* Mount options that take integer arguments */
        Opt_port,
@@ -129,6 +130,8 @@ static const match_table_t nfs_mount_option_tokens = {
        { Opt_nordirplus, "nordirplus" },
        { Opt_sharecache, "sharecache" },
        { Opt_nosharecache, "nosharecache" },
+       { Opt_resvport, "resvport" },
+       { Opt_noresvport, "noresvport" },
 
        { Opt_port, "port=%u" },
        { Opt_rsize, "rsize=%u" },
@@ -512,7 +515,8 @@ static void nfs_show_mount_options(struct seq_file *m, struct nfs_server *nfss,
                { NFS_MOUNT_NONLM, ",nolock", "" },
                { NFS_MOUNT_NOACL, ",noacl", "" },
                { NFS_MOUNT_NORDIRPLUS, ",nordirplus", "" },
-               { NFS_MOUNT_UNSHARED, ",nosharecache", ""},
+               { NFS_MOUNT_UNSHARED, ",nosharecache", "" },
+               { NFS_MOUNT_NORESVPORT, ",noresvport", "" },
                { 0, NULL, NULL }
        };
        const struct proc_nfs_info *nfs_infop;
@@ -1033,6 +1037,12 @@ static int nfs_parse_mount_options(char *raw,
                case Opt_nosharecache:
                        mnt->flags |= NFS_MOUNT_UNSHARED;
                        break;
+               case Opt_resvport:
+                       mnt->flags &= ~NFS_MOUNT_NORESVPORT;
+                       break;
+               case Opt_noresvport:
+                       mnt->flags |= NFS_MOUNT_NORESVPORT;
+                       break;
 
                /*
                 * options that take numeric values
@@ -1327,8 +1337,14 @@ out_security_failure:
 static int nfs_try_mount(struct nfs_parsed_mount_data *args,
                         struct nfs_fh *root_fh)
 {
-       struct sockaddr *sap = (struct sockaddr *)&args->mount_server.address;
-       char *hostname;
+       struct nfs_mount_request request = {
+               .sap            = (struct sockaddr *)
+                                               &args->mount_server.address,
+               .dirpath        = args->nfs_server.export_path,
+               .protocol       = args->mount_server.protocol,
+               .fh             = root_fh,
+               .noresvport     = args->flags & NFS_MOUNT_NORESVPORT,
+       };
        int status;
 
        if (args->mount_server.version == 0) {
@@ -1337,42 +1353,38 @@ static int nfs_try_mount(struct nfs_parsed_mount_data *args,
                else
                        args->mount_server.version = NFS_MNT_VERSION;
        }
+       request.version = args->mount_server.version;
 
        if (args->mount_server.hostname)
-               hostname = args->mount_server.hostname;
+               request.hostname = args->mount_server.hostname;
        else
-               hostname = args->nfs_server.hostname;
+               request.hostname = args->nfs_server.hostname;
 
        /*
         * Construct the mount server's address.
         */
        if (args->mount_server.address.ss_family == AF_UNSPEC) {
-               memcpy(sap, &args->nfs_server.address,
+               memcpy(request.sap, &args->nfs_server.address,
                       args->nfs_server.addrlen);
                args->mount_server.addrlen = args->nfs_server.addrlen;
        }
+       request.salen = args->mount_server.addrlen;
 
        /*
         * autobind will be used if mount_server.port == 0
         */
-       nfs_set_port(sap, args->mount_server.port);
+       nfs_set_port(request.sap, args->mount_server.port);
 
        /*
         * Now ask the mount server to map our export path
         * to a file handle.
         */
-       status = nfs_mount(sap,
-                          args->mount_server.addrlen,
-                          hostname,
-                          args->nfs_server.export_path,
-                          args->mount_server.version,
-                          args->mount_server.protocol,
-                          root_fh);
+       status = nfs_mount(&request);
        if (status == 0)
                return 0;
 
        dfprintk(MOUNT, "NFS: unable to mount server %s, error %d\n",
-                       hostname, status);
+                       request.hostname, status);
        return status;
 }
 
@@ -2419,7 +2431,7 @@ static void nfs4_kill_super(struct super_block *sb)
 {
        struct nfs_server *server = NFS_SB(sb);
 
-       nfs_return_all_delegations(sb);
+       nfs_super_return_all_delegations(sb);
        kill_anon_super(sb);
 
        nfs4_renewd_prepare_shutdown(server);