diff options
| -rw-r--r-- | fs/lockd/svc.c | 1 | ||||
| -rw-r--r-- | fs/nfs/callback.c | 1 | ||||
| -rw-r--r-- | fs/nfsd/nfssvc.c | 3 | ||||
| -rw-r--r-- | include/linux/sunrpc/svc.h | 15 | ||||
| -rw-r--r-- | net/sunrpc/svc.c | 85 |
5 files changed, 73 insertions, 32 deletions
diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c index 75415b21efda..96bb74c919f9 100644 --- a/fs/lockd/svc.c +++ b/fs/lockd/svc.c @@ -809,4 +809,5 @@ static struct svc_program nlmsvc_program = { .pg_stats = &nlmsvc_stats, /* stats table */ .pg_authenticate = &lockd_authenticate, /* export authentication */ .pg_init_request = svc_generic_init_request, + .pg_rpcbind_set = svc_generic_rpcbind_set, }; diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c index a9510374bad7..15c9575e0e7a 100644 --- a/fs/nfs/callback.c +++ b/fs/nfs/callback.c @@ -458,4 +458,5 @@ static struct svc_program nfs4_callback_program = { .pg_stats = &nfs4_callback_stats, .pg_authenticate = nfs_callback_authenticate, .pg_init_request = svc_generic_init_request, + .pg_rpcbind_set = svc_generic_rpcbind_set, }; diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c index e26762e84798..6a52400c85e0 100644 --- a/fs/nfsd/nfssvc.c +++ b/fs/nfsd/nfssvc.c @@ -87,6 +87,7 @@ static struct svc_program nfsd_acl_program = { .pg_stats = &nfsd_acl_svcstats, .pg_authenticate = &svc_set_client, .pg_init_request = svc_generic_init_request, + .pg_rpcbind_set = svc_generic_rpcbind_set, }; static struct svc_stat nfsd_acl_svcstats = { @@ -120,7 +121,7 @@ struct svc_program nfsd_program = { .pg_stats = &nfsd_svcstats, /* version table */ .pg_authenticate = &svc_set_client, /* export authentication */ .pg_init_request = svc_generic_init_request, - + .pg_rpcbind_set = svc_generic_rpcbind_set, }; static bool nfsd_supported_minorversions[NFSD_SUPPORTED_MINOR_VERSION + 1] = { diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index f43d5765acff..1afe38eb33f7 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -410,6 +410,11 @@ struct svc_program { __be32 (*pg_init_request)(struct svc_rqst *, const struct svc_program *, struct svc_process_info *); + int (*pg_rpcbind_set)(struct net *net, + const struct svc_program *, + u32 version, int family, + unsigned short proto, + unsigned short port); }; /* @@ -522,6 +527,16 @@ __be32 svc_return_autherr(struct svc_rqst *rqstp, __be32 auth_err); __be32 svc_generic_init_request(struct svc_rqst *rqstp, const struct svc_program *progp, struct svc_process_info *procinfo); +int svc_generic_rpcbind_set(struct net *net, + const struct svc_program *progp, + u32 version, int family, + unsigned short proto, + unsigned short port); +int svc_rpcbind_set_version(struct net *net, + const struct svc_program *progp, + u32 version, int family, + unsigned short proto, + unsigned short port); #define RPC_MAX_ADDRBUFLEN (63U) diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c index 791c8076793f..2be827820247 100644 --- a/net/sunrpc/svc.c +++ b/net/sunrpc/svc.c @@ -993,6 +993,58 @@ static int __svc_register(struct net *net, const char *progname, return error; } +int svc_rpcbind_set_version(struct net *net, + const struct svc_program *progp, + u32 version, int family, + unsigned short proto, + unsigned short port) +{ + dprintk("svc: svc_register(%sv%d, %s, %u, %u)\n", + progp->pg_name, version, + proto == IPPROTO_UDP? "udp" : "tcp", + port, family); + + return __svc_register(net, progp->pg_name, progp->pg_prog, + version, family, proto, port); + +} +EXPORT_SYMBOL_GPL(svc_rpcbind_set_version); + +int svc_generic_rpcbind_set(struct net *net, + const struct svc_program *progp, + u32 version, int family, + unsigned short proto, + unsigned short port) +{ + const struct svc_version *vers = progp->pg_vers[version]; + int error; + + if (vers == NULL) + return 0; + + if (vers->vs_hidden) { + dprintk("svc: svc_register(%sv%d, %s, %u, %u)" + " (but not telling portmap)\n", + progp->pg_name, version, + proto == IPPROTO_UDP? "udp" : "tcp", + port, family); + return 0; + } + + /* + * Don't register a UDP port if we need congestion + * control. + */ + if (vers->vs_need_cong_ctrl && proto == IPPROTO_UDP) + return 0; + + error = svc_rpcbind_set_version(net, progp, version, + family, proto, port); + + return (vers->vs_rpcb_optnl) ? 0 : error; +} +EXPORT_SYMBOL_GPL(svc_generic_rpcbind_set); + /** * svc_register - register an RPC service with the local portmapper * @serv: svc_serv struct for the service to register @@ -1008,7 +1060,6 @@ int svc_register(const struct svc_serv *serv, struct net *net, const unsigned short port) { struct svc_program *progp; - const struct svc_version *vers; unsigned int i; int error = 0; @@ -1018,37 +1069,9 @@ int svc_register(const struct svc_serv *serv, struct net *net, for (progp = serv->sv_program; progp; progp = progp->pg_next) { for (i = 0; i < progp->pg_nvers; i++) { - vers = progp->pg_vers[i]; - if (vers == NULL) - continue; - - dprintk("svc: svc_register(%sv%d, %s, %u, %u)%s\n", - progp->pg_name, - i, - proto == IPPROTO_UDP? "udp" : "tcp", - port, - family, - vers->vs_hidden ? - " (but not telling portmap)" : ""); - - if (vers->vs_hidden) - continue; - - /* - * Don't register a UDP port if we need congestion - * control. - */ - if (vers->vs_need_cong_ctrl && proto == IPPROTO_UDP) - continue; - - error = __svc_register(net, progp->pg_name, progp->pg_prog, - i, family, proto, port); - - if (vers->vs_rpcb_optnl) { - error = 0; - continue; - } + error = progp->pg_rpcbind_set(net, progp, i, + family, proto, port); if (error < 0) { printk(KERN_WARNING "svc: failed to register " "%sv%u RPC service (errno %d).\n", |