On Wed, Mar 16, 2016 at 11:30:40AM -0700, Shirley Ma wrote:
> Add rdma6 option to support NFS/RDMA IPv6.
This is client-side: cc'ing Trond and Anna.--b.
>
> Signed-off-by: Shirley Ma <shirley.ma@xxxxxxxxxx>
> ---
>
> diff --git a/fs/nfs/super.c b/fs/nfs/super.c
> index f126828..62a55d0 100644
> --- a/fs/nfs/super.c
> +++ b/fs/nfs/super.c
> @@ -191,6 +191,7 @@ static const match_table_t nfs_mount_option_tokens = {
>
> enum {
> Opt_xprt_udp, Opt_xprt_udp6, Opt_xprt_tcp, Opt_xprt_tcp6, Opt_xprt_rdma,
> + Opt_xprt_rdma6,
>
> Opt_xprt_err
> };
> @@ -201,6 +202,7 @@ static const match_table_t nfs_xprt_protocol_tokens = {
> { Opt_xprt_tcp, "tcp" },
> { Opt_xprt_tcp6, "tcp6" },
> { Opt_xprt_rdma, "rdma" },
> + { Opt_xprt_rdma6, "rdma6" },
>
> { Opt_xprt_err, NULL }
> };
> @@ -1456,6 +1458,8 @@ static int nfs_parse_mount_options(char *raw,
> mnt->flags |= NFS_MOUNT_TCP;
> mnt->nfs_server.protocol = XPRT_TRANSPORT_TCP;
> break;
> + case Opt_xprt_rdma6:
> + protofamily = AF_INET6;
> case Opt_xprt_rdma:
> /* vector side protocols to TCP */
> mnt->flags |= NFS_MOUNT_TCP;
> @@ -1490,6 +1494,8 @@ static int nfs_parse_mount_options(char *raw,
> case Opt_xprt_tcp:
> mnt->mount_server.protocol = XPRT_TRANSPORT_TCP;
> break;
> + case Opt_xprt_rdma6:
> + mountfamily = AF_INET6;
> case Opt_xprt_rdma: /* not used for side protocols */
> default:
> dfprintk(MOUNT, "NFS: unrecognized "
> diff --git a/include/linux/sunrpc/msg_prot.h b/include/linux/sunrpc/msg_prot.h
> index 8073713..49b8433 100644
> --- a/include/linux/sunrpc/msg_prot.h
> +++ b/include/linux/sunrpc/msg_prot.h
> @@ -149,6 +149,7 @@ typedef __be32 rpc_fraghdr;
> #define RPCBIND_NETID_UDP "udp"
> #define RPCBIND_NETID_TCP "tcp"
> #define RPCBIND_NETID_RDMA "rdma"
> +#define RPCBIND_NETID_RDMA6 "rdma6"
> #define RPCBIND_NETID_SCTP "sctp"
> #define RPCBIND_NETID_UDP6 "udp6"
> #define RPCBIND_NETID_TCP6 "tcp6"
>
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