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| author | \"Talpey, Thomas\ <Thomas.Talpey@netapp.com> | 2007-09-10 21:47:57 +0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2007-10-10 01:17:50 +0400 |
| commit | 4fa016eb248cac875541fa199af550a8aefa0e90 (patch) | |
| tree | 2a8aad2ebc1a05174d0eacaceb671bca6b24850c /include/linux/sunrpc | |
| parent | 49c36fcc441baf6a4d698e3645d1adf28edaf57b (diff) | |
| download | linux-4fa016eb248cac875541fa199af550a8aefa0e90.tar.xz | |
NFS/SUNRPC: support transport protocol naming
To prepare for including non-sockets-based RPC transports, select
RPC transports by an identifier (to be used in following patches).
Signed-off-by: Tom Talpey <tmt@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'include/linux/sunrpc')
| -rw-r--r-- | include/linux/sunrpc/xprt.h | 5 | ||||
| -rw-r--r-- | include/linux/sunrpc/xprtsock.h | 11 |
2 files changed, 13 insertions, 3 deletions
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index d7b8fcd312cc..30b17b3bc1a9 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -187,7 +187,7 @@ struct rpc_xprt { }; struct xprt_create { - int proto; /* IPPROTO_UDP or IPPROTO_TCP */ + int ident; /* XPRT_TRANSPORT identifier */ struct sockaddr * srcaddr; /* optional local address */ struct sockaddr * dstaddr; /* remote peer address */ size_t addrlen; @@ -196,8 +196,7 @@ struct xprt_create { struct xprt_class { struct list_head list; - unsigned short family; - int protocol; + int ident; /* XPRT_TRANSPORT identifier */ struct rpc_xprt * (*setup)(struct xprt_create *); struct module *owner; char name[32]; diff --git a/include/linux/sunrpc/xprtsock.h b/include/linux/sunrpc/xprtsock.h index 9bde77061e4f..2c6c2c2783d8 100644 --- a/include/linux/sunrpc/xprtsock.h +++ b/include/linux/sunrpc/xprtsock.h @@ -19,6 +19,17 @@ int init_socket_xprt(void); void cleanup_socket_xprt(void); /* + * RPC transport identifiers for UDP, TCP + * + * To preserve compatibility with the historical use of raw IP protocol + * id's for transport selection, these are specified with the previous + * values. No such restriction exists for new transports, except that + * they may not collide with these values (17 and 6, respectively). + */ +#define XPRT_TRANSPORT_UDP IPPROTO_UDP +#define XPRT_TRANSPORT_TCP IPPROTO_TCP + +/* * RPC slot table sizes for UDP, TCP transports */ extern unsigned int xprt_udp_slot_table_entries; |