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-rw-r--r--include/linux/sunrpc/clnt.h57
-rw-r--r--include/linux/sunrpc/rpc_pipe_fs.h2
-rw-r--r--include/linux/sunrpc/sched.h5
-rw-r--r--include/linux/sunrpc/xprt.h52
4 files changed, 77 insertions, 39 deletions
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index 8fe9f35eba3..f6d1d646ce0 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -18,18 +18,6 @@
#include <linux/sunrpc/timer.h>
#include <asm/signal.h>
-/*
- * This defines an RPC port mapping
- */
-struct rpc_portmap {
- __u32 pm_prog;
- __u32 pm_vers;
- __u32 pm_prot;
- __u16 pm_port;
- unsigned char pm_binding : 1; /* doing a getport() */
- struct rpc_wait_queue pm_bindwait; /* waiting on getport() */
-};
-
struct rpc_inode;
/*
@@ -40,7 +28,9 @@ struct rpc_clnt {
atomic_t cl_users; /* number of references */
struct rpc_xprt * cl_xprt; /* transport */
struct rpc_procinfo * cl_procinfo; /* procedure info */
- u32 cl_maxproc; /* max procedure number */
+ u32 cl_prog, /* RPC program number */
+ cl_vers, /* RPC version number */
+ cl_maxproc; /* max procedure number */
char * cl_server; /* server machine name */
char * cl_protname; /* protocol name */
@@ -55,7 +45,6 @@ struct rpc_clnt {
cl_dead : 1;/* abandoned */
struct rpc_rtt * cl_rtt; /* RTO estimator data */
- struct rpc_portmap * cl_pmap; /* port mapping */
int cl_nodelen; /* nodename length */
char cl_nodename[UNX_MAXNODENAME];
@@ -64,14 +53,8 @@ struct rpc_clnt {
struct dentry * cl_dentry; /* inode */
struct rpc_clnt * cl_parent; /* Points to parent of clones */
struct rpc_rtt cl_rtt_default;
- struct rpc_portmap cl_pmap_default;
char cl_inline_name[32];
};
-#define cl_timeout cl_xprt->timeout
-#define cl_prog cl_pmap->pm_prog
-#define cl_vers cl_pmap->pm_vers
-#define cl_port cl_pmap->pm_port
-#define cl_prot cl_pmap->pm_prot
/*
* General RPC program info
@@ -106,24 +89,36 @@ struct rpc_procinfo {
char * p_name; /* name of procedure */
};
-#define RPC_CONGESTED(clnt) (RPCXPRT_CONGESTED((clnt)->cl_xprt))
-#define RPC_PEERADDR(clnt) (&(clnt)->cl_xprt->addr)
-
#ifdef __KERNEL__
-struct rpc_clnt *rpc_create_client(struct rpc_xprt *xprt, char *servname,
- struct rpc_program *info,
- u32 version, rpc_authflavor_t authflavor);
-struct rpc_clnt *rpc_new_client(struct rpc_xprt *xprt, char *servname,
- struct rpc_program *info,
- u32 version, rpc_authflavor_t authflavor);
+struct rpc_create_args {
+ int protocol;
+ struct sockaddr *address;
+ size_t addrsize;
+ struct rpc_timeout *timeout;
+ char *servername;
+ struct rpc_program *program;
+ u32 version;
+ rpc_authflavor_t authflavor;
+ unsigned long flags;
+};
+
+/* 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)
+
+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_clnt *rpc_clone_client(struct rpc_clnt *);
int rpc_shutdown_client(struct rpc_clnt *);
int rpc_destroy_client(struct rpc_clnt *);
void rpc_release_client(struct rpc_clnt *);
-void rpc_getport(struct rpc_task *, 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);
@@ -140,6 +135,8 @@ 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
diff --git a/include/linux/sunrpc/rpc_pipe_fs.h b/include/linux/sunrpc/rpc_pipe_fs.h
index a481472c948..a2eb9b4a9de 100644
--- a/include/linux/sunrpc/rpc_pipe_fs.h
+++ b/include/linux/sunrpc/rpc_pipe_fs.h
@@ -43,7 +43,7 @@ extern int rpc_queue_upcall(struct inode *, struct rpc_pipe_msg *);
extern struct dentry *rpc_mkdir(char *, struct rpc_clnt *);
extern int rpc_rmdir(struct dentry *);
-extern struct dentry *rpc_mkpipe(char *, void *, struct rpc_pipe_ops *, int flags);
+extern struct dentry *rpc_mkpipe(struct dentry *, const char *, void *, struct rpc_pipe_ops *, int flags);
extern int rpc_unlink(struct dentry *);
extern struct vfsmount *rpc_get_mount(void);
extern void rpc_put_mount(void);
diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h
index 82a91bb2236..f399c138f79 100644
--- a/include/linux/sunrpc/sched.h
+++ b/include/linux/sunrpc/sched.h
@@ -127,7 +127,6 @@ struct rpc_call_ops {
*/
#define RPC_TASK_ASYNC 0x0001 /* is an async task */
#define RPC_TASK_SWAPPER 0x0002 /* is swapping in/out */
-#define RPC_TASK_CHILD 0x0008 /* is child of other task */
#define RPC_CALL_MAJORSEEN 0x0020 /* major timeout seen */
#define RPC_TASK_ROOTCREDS 0x0040 /* force root creds */
#define RPC_TASK_DYNAMIC 0x0080 /* task was kmalloc'ed */
@@ -136,7 +135,6 @@ struct rpc_call_ops {
#define RPC_TASK_NOINTR 0x0400 /* uninterruptible task */
#define RPC_IS_ASYNC(t) ((t)->tk_flags & RPC_TASK_ASYNC)
-#define RPC_IS_CHILD(t) ((t)->tk_flags & RPC_TASK_CHILD)
#define RPC_IS_SWAPPER(t) ((t)->tk_flags & RPC_TASK_SWAPPER)
#define RPC_DO_ROOTOVERRIDE(t) ((t)->tk_flags & RPC_TASK_ROOTCREDS)
#define RPC_ASSASSINATED(t) ((t)->tk_flags & RPC_TASK_KILLED)
@@ -253,7 +251,6 @@ struct rpc_task *rpc_new_task(struct rpc_clnt *, int flags,
const struct rpc_call_ops *ops, void *data);
struct rpc_task *rpc_run_task(struct rpc_clnt *clnt, int flags,
const struct rpc_call_ops *ops, void *data);
-struct rpc_task *rpc_new_child(struct rpc_clnt *, struct rpc_task *parent);
void rpc_init_task(struct rpc_task *task, struct rpc_clnt *clnt,
int flags, const struct rpc_call_ops *ops,
void *data);
@@ -261,8 +258,6 @@ void rpc_release_task(struct rpc_task *);
void rpc_exit_task(struct rpc_task *);
void rpc_killall_tasks(struct rpc_clnt *);
int rpc_execute(struct rpc_task *);
-void rpc_run_child(struct rpc_task *parent, struct rpc_task *child,
- rpc_action action);
void rpc_init_priority_wait_queue(struct rpc_wait_queue *, const char *);
void rpc_init_wait_queue(struct rpc_wait_queue *, const char *);
void rpc_sleep_on(struct rpc_wait_queue *, struct rpc_task *,
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index 3a0cca255b7..bdeba8538c7 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -12,6 +12,7 @@
#include <linux/uio.h>
#include <linux/socket.h>
#include <linux/in.h>
+#include <linux/kref.h>
#include <linux/sunrpc/sched.h>
#include <linux/sunrpc/xdr.h>
@@ -51,6 +52,14 @@ struct rpc_timeout {
unsigned char to_exponential;
};
+enum rpc_display_format_t {
+ RPC_DISPLAY_ADDR = 0,
+ RPC_DISPLAY_PORT,
+ RPC_DISPLAY_PROTO,
+ RPC_DISPLAY_ALL,
+ RPC_DISPLAY_MAX,
+};
+
struct rpc_task;
struct rpc_xprt;
struct seq_file;
@@ -103,8 +112,10 @@ struct rpc_rqst {
struct rpc_xprt_ops {
void (*set_buffer_size)(struct rpc_xprt *xprt, size_t sndsize, size_t rcvsize);
+ char * (*print_addr)(struct rpc_xprt *xprt, enum rpc_display_format_t format);
int (*reserve_xprt)(struct rpc_task *task);
void (*release_xprt)(struct rpc_xprt *xprt, struct rpc_task *task);
+ void (*rpcbind)(struct rpc_task *task);
void (*set_port)(struct rpc_xprt *xprt, unsigned short port);
void (*connect)(struct rpc_task *task);
void * (*buf_alloc)(struct rpc_task *task, size_t size);
@@ -119,12 +130,14 @@ struct rpc_xprt_ops {
};
struct rpc_xprt {
+ struct kref kref; /* Reference count */
struct rpc_xprt_ops * ops; /* transport methods */
struct socket * sock; /* BSD socket layer */
struct sock * inet; /* INET layer */
struct rpc_timeout timeout; /* timeout parms */
- struct sockaddr_in addr; /* server address */
+ struct sockaddr_storage addr; /* server address */
+ size_t addrlen; /* size of server address */
int prot; /* IP protocol */
unsigned long cong; /* current congestion */
@@ -138,6 +151,7 @@ struct rpc_xprt {
unsigned int tsh_size; /* size of transport specific
header */
+ struct rpc_wait_queue binding; /* requests waiting on rpcbind */
struct rpc_wait_queue sending; /* requests waiting to send */
struct rpc_wait_queue resend; /* requests waiting to resend */
struct rpc_wait_queue pending; /* requests in flight */
@@ -205,6 +219,8 @@ struct rpc_xprt {
void (*old_data_ready)(struct sock *, int);
void (*old_state_change)(struct sock *);
void (*old_write_space)(struct sock *);
+
+ char * address_strings[RPC_DISPLAY_MAX];
};
#define XPRT_LAST_FRAG (1 << 0)
@@ -217,12 +233,12 @@ struct rpc_xprt {
/*
* Transport operations used by ULPs
*/
-struct rpc_xprt * xprt_create_proto(int proto, struct sockaddr_in *addr, struct rpc_timeout *to);
void xprt_set_timeout(struct rpc_timeout *to, unsigned int retr, unsigned long incr);
/*
* Generic internal transport functions
*/
+struct rpc_xprt * xprt_create_transport(int proto, struct sockaddr *addr, size_t size, struct rpc_timeout *toparms);
void xprt_connect(struct rpc_task *task);
void xprt_reserve(struct rpc_task *task);
int xprt_reserve_xprt(struct rpc_task *task);
@@ -234,7 +250,8 @@ int xprt_adjust_timeout(struct rpc_rqst *req);
void xprt_release_xprt(struct rpc_xprt *xprt, struct rpc_task *task);
void xprt_release_xprt_cong(struct rpc_xprt *xprt, struct rpc_task *task);
void xprt_release(struct rpc_task *task);
-int xprt_destroy(struct rpc_xprt *xprt);
+struct rpc_xprt * xprt_get(struct rpc_xprt *xprt);
+void xprt_put(struct rpc_xprt *xprt);
static inline u32 *xprt_skip_transport_header(struct rpc_xprt *xprt, u32 *p)
{
@@ -269,6 +286,8 @@ int xs_setup_tcp(struct rpc_xprt *xprt, struct rpc_timeout *to);
#define XPRT_CONNECTED (1)
#define XPRT_CONNECTING (2)
#define XPRT_CLOSE_WAIT (3)
+#define XPRT_BOUND (4)
+#define XPRT_BINDING (5)
static inline void xprt_set_connected(struct rpc_xprt *xprt)
{
@@ -312,6 +331,33 @@ static inline int xprt_test_and_set_connecting(struct rpc_xprt *xprt)
return test_and_set_bit(XPRT_CONNECTING, &xprt->state);
}
+static inline void xprt_set_bound(struct rpc_xprt *xprt)
+{
+ test_and_set_bit(XPRT_BOUND, &xprt->state);
+}
+
+static inline int xprt_bound(struct rpc_xprt *xprt)
+{
+ return test_bit(XPRT_BOUND, &xprt->state);
+}
+
+static inline void xprt_clear_bound(struct rpc_xprt *xprt)
+{
+ clear_bit(XPRT_BOUND, &xprt->state);
+}
+
+static inline void xprt_clear_binding(struct rpc_xprt *xprt)
+{
+ smp_mb__before_clear_bit();
+ clear_bit(XPRT_BINDING, &xprt->state);
+ smp_mb__after_clear_bit();
+}
+
+static inline int xprt_test_and_set_binding(struct rpc_xprt *xprt)
+{
+ return test_and_set_bit(XPRT_BINDING, &xprt->state);
+}
+
#endif /* __KERNEL__*/
#endif /* _LINUX_SUNRPC_XPRT_H */