I'm not sure why this is really necessary. And it does it really have
anything to do with null calls? It seems like it could be used for any
call?
--b.
On Fri, Feb 24, 2017 at 05:19:38PM -0500, andros@xxxxxxxxxx wrote:
> From: Andy Adamson <andros@xxxxxxxxxx>
>
> RPCSEC_GSS_CREATE and RPCSEC_GSS_LIST are RPCNULL calls with a payload
>
> Signed-off-by: Andy Adamson <andros@xxxxxxxxxx>
> ---
> include/linux/sunrpc/clnt.h | 3 +++
> net/sunrpc/clnt.c | 20 ++++++++++++++++++++
> 2 files changed, 23 insertions(+)
>
> diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
> index 333ad11..6d9e4ac 100644
> --- a/include/linux/sunrpc/clnt.h
> +++ b/include/linux/sunrpc/clnt.h
> @@ -175,6 +175,9 @@ int rpc_call_sync(struct rpc_clnt *clnt,
> const struct rpc_message *msg, int flags);
> struct rpc_task *rpc_call_null(struct rpc_clnt *clnt, struct rpc_cred *cred,
> int flags);
> +struct rpc_task *rpc_call_null_payload(struct rpc_clnt *clnt,
> + struct rpc_cred *cred, int flags, void *argp,
> + void *resp, struct rpc_procinfo *pinfo);
> int rpc_restart_call_prepare(struct rpc_task *);
> int rpc_restart_call(struct rpc_task *);
> void rpc_setbufsize(struct rpc_clnt *, unsigned int, unsigned int);
> diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
> index 1dc9f3b..c6f1d04 100644
> --- a/net/sunrpc/clnt.c
> +++ b/net/sunrpc/clnt.c
> @@ -2508,6 +2508,26 @@ static int rpcproc_decode_null(void *rqstp, struct xdr_stream *xdr, void *obj)
> return 0;
> }
>
> +struct rpc_task *
> +rpc_call_null_payload(struct rpc_clnt *clnt, struct rpc_cred *cred, int flags,
> + void *argp, void *resp, struct rpc_procinfo *pinfo)
> +{
> + struct rpc_message msg = {
> + .rpc_proc = pinfo,
> + .rpc_argp = argp,
> + .rpc_resp = resp,
> + .rpc_cred = cred,
> + };
> + struct rpc_task_setup task_setup_data = {
> + .rpc_client = clnt,
> + .rpc_message = &msg,
> + .callback_ops = &rpc_default_ops,
> + .flags = flags,
> + };
> + return rpc_run_task(&task_setup_data);
> +}
> +EXPORT_SYMBOL_GPL(rpc_call_null_payload);
> +
> static struct rpc_procinfo rpcproc_null = {
> .p_encode = rpcproc_encode_null,
> .p_decode = rpcproc_decode_null,
> --
> 2.9.3
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