1 files changed, 11 insertions, 1 deletions

diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 2b0c8e132b54..e05a77be3068 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -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" },
@@ -514,7 +517,8 @@ 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;
@@ -1035,6 +1039,12 @@ 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