* The high-level client handle
*/
struct rpc_clnt {
- atomic_t cl_count; /* Number of clones */
- atomic_t cl_users; /* number of references */
+ struct kref cl_kref; /* Number of references */
+ struct list_head cl_clients; /* Global list of clients */
+ struct list_head cl_tasks; /* List of tasks */
+ spinlock_t cl_lock; /* spinlock */
struct rpc_xprt * cl_xprt; /* transport */
struct rpc_procinfo * cl_procinfo; /* procedure info */
u32 cl_prog, /* RPC program number */
struct rpc_iostats * cl_metrics; /* per-client statistics */
unsigned int cl_softrtry : 1,/* soft timeouts */
- cl_intr : 1,/* interruptible */
cl_discrtry : 1,/* disconnect before retry */
cl_autobind : 1,/* use getport() */
- cl_oneshot : 1,/* dispose after use */
- cl_dead : 1;/* abandoned */
+ cl_chatty : 1;/* be verbose */
struct rpc_rtt * cl_rtt; /* RTO estimator data */
+ const struct rpc_timeout *cl_timeout; /* Timeout strategy */
int cl_nodelen; /* nodename length */
char cl_nodename[UNX_MAXNODENAME];
struct dentry * cl_dentry; /* inode */
struct rpc_clnt * cl_parent; /* Points to parent of clones */
struct rpc_rtt cl_rtt_default;
+ struct rpc_timeout cl_timeout_default;
struct rpc_program * cl_program;
char cl_inline_name[32];
};
u32 p_proc; /* RPC procedure number */
kxdrproc_t p_encode; /* XDR encode function */
kxdrproc_t p_decode; /* XDR decode function */
- unsigned int p_bufsiz; /* req. buffer size */
+ unsigned int p_arglen; /* argument hdr length (u32) */
+ unsigned int p_replen; /* reply hdr length (u32) */
unsigned int p_count; /* call count */
unsigned int p_timer; /* Which RTT timer to use */
u32 p_statidx; /* Which procedure to account */
int protocol;
struct sockaddr *address;
size_t addrsize;
- struct rpc_timeout *timeout;
+ struct sockaddr *saddress;
+ const struct rpc_timeout *timeout;
char *servername;
struct rpc_program *program;
u32 version;
/* Values for "flags" field */
#define RPC_CLNT_CREATE_HARDRTRY (1UL << 0)
-#define RPC_CLNT_CREATE_INTR (1UL << 1)
#define RPC_CLNT_CREATE_AUTOBIND (1UL << 2)
-#define RPC_CLNT_CREATE_ONESHOT (1UL << 3)
-#define RPC_CLNT_CREATE_NONPRIVPORT (1UL << 4)
-#define RPC_CLNT_CREATE_NOPING (1UL << 5)
-#define RPC_CLNT_CREATE_DISCRTRY (1UL << 6)
+#define RPC_CLNT_CREATE_NONPRIVPORT (1UL << 3)
+#define RPC_CLNT_CREATE_NOPING (1UL << 4)
+#define RPC_CLNT_CREATE_DISCRTRY (1UL << 5)
+#define RPC_CLNT_CREATE_QUIET (1UL << 6)
struct rpc_clnt *rpc_create(struct rpc_create_args *args);
struct rpc_clnt *rpc_bind_new_program(struct rpc_clnt *,
- struct rpc_program *, int);
+ struct rpc_program *, u32);
struct rpc_clnt *rpc_clone_client(struct rpc_clnt *);
-int rpc_shutdown_client(struct rpc_clnt *);
-int rpc_destroy_client(struct rpc_clnt *);
+void rpc_shutdown_client(struct rpc_clnt *);
void rpc_release_client(struct rpc_clnt *);
-void rpc_getport(struct rpc_task *);
-int rpc_register(u32, u32, int, unsigned short, int *);
-void rpc_call_setup(struct rpc_task *, struct rpc_message *, int);
-
-int rpc_call_async(struct rpc_clnt *clnt, struct rpc_message *msg,
- int flags, const struct rpc_call_ops *tk_ops,
+int rpcb_register(u32, u32, int, unsigned short, int *);
+int rpcb_v4_register(const u32 program, const u32 version,
+ const struct sockaddr *address,
+ const char *netid, int *result);
+int rpcb_getport_sync(struct sockaddr_in *, u32, u32, int);
+void rpcb_getport_async(struct rpc_task *);
+
+void rpc_call_start(struct rpc_task *);
+int rpc_call_async(struct rpc_clnt *clnt,
+ const struct rpc_message *msg, int flags,
+ const struct rpc_call_ops *tk_ops,
void *calldata);
-int rpc_call_sync(struct rpc_clnt *clnt, struct rpc_message *msg,
- int flags);
+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);
void rpc_restart_call(struct rpc_task *);
-void rpc_clnt_sigmask(struct rpc_clnt *clnt, sigset_t *oldset);
-void rpc_clnt_sigunmask(struct rpc_clnt *clnt, sigset_t *oldset);
void rpc_setbufsize(struct rpc_clnt *, unsigned int, unsigned int);
size_t rpc_max_payload(struct rpc_clnt *);
void rpc_force_rebind(struct rpc_clnt *);
-int rpc_ping(struct rpc_clnt *clnt, int flags);
size_t rpc_peeraddr(struct rpc_clnt *, struct sockaddr *, size_t);
-char * rpc_peeraddr2str(struct rpc_clnt *, enum rpc_display_format_t);
-
-/*
- * Helper function for NFSroot support
- */
-int rpc_getport_external(struct sockaddr_in *, __u32, __u32, int);
+const char *rpc_peeraddr2str(struct rpc_clnt *, enum rpc_display_format_t);
#endif /* __KERNEL__ */
#endif /* _LINUX_SUNRPC_CLNT_H */
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