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SUNRPC: Add the helper function 'rpc_call_null()'

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Does a NULL RPC call and returns a pointer to the resulting rpc_task. The
call may be either synchronous or asynchronous.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust
2007-06-23 10:17:16 -04:00
parent 64c91a1f1c
commit 5e1550d6a2
2 changed files with 12 additions and 0 deletions
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2
include/linux/sunrpc/clnt.h
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@@ -130,6 +130,8 @@ int rpc_call_async(struct rpc_clnt *clnt, struct rpc_message *msg,
void *calldata); void *calldata);
int rpc_call_sync(struct rpc_clnt *clnt, struct rpc_message *msg, int rpc_call_sync(struct rpc_clnt *clnt, struct rpc_message *msg,
int flags); int flags);
struct rpc_task *rpc_call_null(struct rpc_clnt *clnt, struct rpc_cred *cred,
int flags);
void rpc_restart_call(struct rpc_task *); void rpc_restart_call(struct rpc_task *);
void rpc_clnt_sigmask(struct rpc_clnt *clnt, sigset_t *oldset); void rpc_clnt_sigmask(struct rpc_clnt *clnt, sigset_t *oldset);
void rpc_clnt_sigunmask(struct rpc_clnt *clnt, sigset_t *oldset); void rpc_clnt_sigunmask(struct rpc_clnt *clnt, sigset_t *oldset);

10
net/sunrpc/clnt.c
View File

@@ -1455,6 +1455,16 @@ static int rpc_ping(struct rpc_clnt *clnt, int flags)
return err; return err;
} }
struct rpc_task *rpc_call_null(struct rpc_clnt *clnt, struct rpc_cred *cred, int flags)
{
struct rpc_message msg = {
.rpc_proc = &rpcproc_null,
.rpc_cred = cred,
};
return rpc_do_run_task(clnt, &msg, flags, &rpc_default_ops, NULL);
}
EXPORT_SYMBOL(rpc_call_null);
#ifdef RPC_DEBUG #ifdef RPC_DEBUG
void rpc_show_tasks(void) void rpc_show_tasks(void)
{ {