On Fri, Oct 28, 2011 at 02:52:59PM +0300, Stanislav Kinsbursky wrote:
> This helpers will be used only for those services, that will send portmapper
> registration calls.
>
> Signed-off-by: Stanislav Kinsbursky <skinsbursky@xxxxxxxxxxxxx>
Acked-by: J. Bruce Fields <bfields@xxxxxxxxxx>
>
> ---
> include/linux/sunrpc/clnt.h | 2 ++
> net/sunrpc/rpcb_clnt.c | 2 +-
> net/sunrpc/svc.c | 35 +++++++++++++++++++++++++++++++++++
> 3 files changed, 38 insertions(+), 1 deletions(-)
>
> diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
> index db7bcaf..1eb437d 100644
> --- a/include/linux/sunrpc/clnt.h
> +++ b/include/linux/sunrpc/clnt.h
> @@ -135,6 +135,8 @@ void rpc_shutdown_client(struct rpc_clnt *);
> void rpc_release_client(struct rpc_clnt *);
> void rpc_task_release_client(struct rpc_task *);
>
> +int rpcb_create_local(void);
> +void rpcb_put_local(void);
> int rpcb_register(u32, u32, int, unsigned short);
> int rpcb_v4_register(const u32 program, const u32 version,
> const struct sockaddr *address,
> diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c
> index 115df11..c144b95 100644
> --- a/net/sunrpc/rpcb_clnt.c
> +++ b/net/sunrpc/rpcb_clnt.c
> @@ -320,7 +320,7 @@ out:
> * Returns zero on success, otherwise a negative errno value
> * is returned.
> */
> -static int rpcb_create_local(void)
> +int rpcb_create_local(void)
> {
> static DEFINE_MUTEX(rpcb_create_local_mutex);
> int result = 0;
> diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c
> index 6a69a11..d2d61bf 100644
> --- a/net/sunrpc/svc.c
> +++ b/net/sunrpc/svc.c
> @@ -354,6 +354,41 @@ svc_pool_for_cpu(struct svc_serv *serv, int cpu)
> return &serv->sv_pools[pidx % serv->sv_nrpools];
> }
>
> +static int svc_rpcb_setup(struct svc_serv *serv)
> +{
> + int err;
> +
> + err = rpcb_create_local();
> + if (err)
> + return err;
> +
> + /* Remove any stale portmap registrations */
> + svc_unregister(serv);
> + return 0;
> +}
> +
> +static void svc_rpcb_cleanup(struct svc_serv *serv)
> +{
> + svc_unregister(serv);
> + rpcb_put_local();
> +}
> +
> +static int svc_uses_rpcbind(struct svc_serv *serv)
> +{
> + struct svc_program *progp;
> + unsigned int i;
> +
> + for (progp = serv->sv_program; progp; progp = progp->pg_next) {
> + for (i = 0; i < progp->pg_nvers; i++) {
> + if (progp->pg_vers[i] == NULL)
> + continue;
> + if (progp->pg_vers[i]->vs_hidden == 0)
> + return 1;
> + }
> + }
> +
> + return 0;
> +}
>
> /*
> * Create an RPC service
>
> --
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