include/trace/events/sunrpc.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM sunrpc
   3
   4 #if !defined(_TRACE_SUNRPC_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_SUNRPC_H
   6
   7 #include <linux/sunrpc/sched.h>
   8 #include <linux/sunrpc/clnt.h>
   9 #include <linux/sunrpc/svc.h>
  10 #include <linux/sunrpc/xprtsock.h>
  11 #include <linux/sunrpc/svc_xprt.h>
  12 #include <net/tcp_states.h>
  13 #include <linux/net.h>
  14 #include <linux/tracepoint.h>
  15
  16 DECLARE_EVENT_CLASS(rpc_task_status,
  17
  18         TP_PROTO(struct rpc_task *task),
  19
  20         TP_ARGS(task),
  21
  22         TP_STRUCT__entry(
  23                 __field(unsigned int, task_id)
  24                 __field(unsigned int, client_id)
  25                 __field(int, status)
  26         ),
  27
  28         TP_fast_assign(
  29                 __entry->task_id = task->tk_pid;
  30                 __entry->client_id = task->tk_client->cl_clid;
  31                 __entry->status = task->tk_status;
  32         ),
  33
  34         TP_printk("task:%u@%u, status %d",
  35                 __entry->task_id, __entry->client_id,
  36                 __entry->status)
  37 );
  38
  39 DEFINE_EVENT(rpc_task_status, rpc_call_status,
  40         TP_PROTO(struct rpc_task *task),
  41
  42         TP_ARGS(task)
  43 );
  44
  45 DEFINE_EVENT(rpc_task_status, rpc_bind_status,
  46         TP_PROTO(struct rpc_task *task),
  47
  48         TP_ARGS(task)
  49 );
  50
  51 TRACE_EVENT(rpc_connect_status,
  52         TP_PROTO(struct rpc_task *task, int status),
  53
  54         TP_ARGS(task, status),
  55
  56         TP_STRUCT__entry(
  57                 __field(unsigned int, task_id)
  58                 __field(unsigned int, client_id)
  59                 __field(int, status)
  60         ),
  61
  62         TP_fast_assign(
  63                 __entry->task_id = task->tk_pid;
  64                 __entry->client_id = task->tk_client->cl_clid;
  65                 __entry->status = status;
  66         ),
  67
  68         TP_printk("task:%u@%u, status %d",
  69                 __entry->task_id, __entry->client_id,
  70                 __entry->status)
  71 );
  72
  73 DECLARE_EVENT_CLASS(rpc_task_running,
  74
  75         TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
  76
  77         TP_ARGS(clnt, task, action),
  78
  79         TP_STRUCT__entry(
  80                 __field(unsigned int, task_id)
  81                 __field(unsigned int, client_id)
  82                 __field(const void *, action)
  83                 __field(unsigned long, runstate)
  84                 __field(int, status)
  85                 __field(unsigned short, flags)
  86                 ),
  87
  88         TP_fast_assign(
  89                 __entry->client_id = clnt ? clnt->cl_clid : -1;
  90                 __entry->task_id = task->tk_pid;
  91                 __entry->action = action;
  92                 __entry->runstate = task->tk_runstate;
  93                 __entry->status = task->tk_status;
  94                 __entry->flags = task->tk_flags;
  95                 ),
  96
  97         TP_printk("task:%u@%d flags=%4.4x state=%4.4lx status=%d action=%pf",
  98                 __entry->task_id, __entry->client_id,
  99                 __entry->flags,
 100                 __entry->runstate,
 101                 __entry->status,
 102                 __entry->action
 103                 )
 104 );
 105
 106 DEFINE_EVENT(rpc_task_running, rpc_task_begin,
 107
 108         TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
 109
 110         TP_ARGS(clnt, task, action)
 111
 112 );
 113
 114 DEFINE_EVENT(rpc_task_running, rpc_task_run_action,
 115
 116         TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
 117
 118         TP_ARGS(clnt, task, action)
 119
 120 );
 121
 122 DEFINE_EVENT(rpc_task_running, rpc_task_complete,
 123
 124         TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
 125
 126         TP_ARGS(clnt, task, action)
 127
 128 );
 129
 130 DECLARE_EVENT_CLASS(rpc_task_queued,
 131
 132         TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const struct rpc_wait_queue *q),
 133
 134         TP_ARGS(clnt, task, q),
 135
 136         TP_STRUCT__entry(
 137                 __field(unsigned int, task_id)
 138                 __field(unsigned int, client_id)
 139                 __field(unsigned long, timeout)
 140                 __field(unsigned long, runstate)
 141                 __field(int, status)
 142                 __field(unsigned short, flags)
 143                 __string(q_name, rpc_qname(q))
 144                 ),
 145
 146         TP_fast_assign(
 147                 __entry->client_id = clnt->cl_clid;
 148                 __entry->task_id = task->tk_pid;
 149                 __entry->timeout = task->tk_timeout;
 150                 __entry->runstate = task->tk_runstate;
 151                 __entry->status = task->tk_status;
 152                 __entry->flags = task->tk_flags;
 153                 __assign_str(q_name, rpc_qname(q));
 154                 ),
 155
 156         TP_printk("task:%u@%u flags=%4.4x state=%4.4lx status=%d timeout=%lu queue=%s",
 157                 __entry->task_id, __entry->client_id,
 158                 __entry->flags,
 159                 __entry->runstate,
 160                 __entry->status,
 161                 __entry->timeout,
 162                 __get_str(q_name)
 163                 )
 164 );
 165
 166 DEFINE_EVENT(rpc_task_queued, rpc_task_sleep,
 167
 168         TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const struct rpc_wait_queue *q),
 169
 170         TP_ARGS(clnt, task, q)
 171
 172 );
 173
 174 DEFINE_EVENT(rpc_task_queued, rpc_task_wakeup,
 175
 176         TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const struct rpc_wait_queue *q),
 177
 178         TP_ARGS(clnt, task, q)
 179
 180 );
 181
 182 /*
 183  * First define the enums in the below macros to be exported to userspace
 184  * via TRACE_DEFINE_ENUM().
 185  */
 186 #undef EM
 187 #undef EMe
 188 #define EM(a, b)        TRACE_DEFINE_ENUM(a);
 189 #define EMe(a, b)       TRACE_DEFINE_ENUM(a);
 190
 191 #define RPC_SHOW_SOCKET                         \
 192         EM( SS_FREE, "FREE" )                   \
 193         EM( SS_UNCONNECTED, "UNCONNECTED" )     \
 194         EM( SS_CONNECTING, "CONNECTING," )      \
 195         EM( SS_CONNECTED, "CONNECTED," )        \
 196         EMe(SS_DISCONNECTING, "DISCONNECTING" )
 197
 198 #define rpc_show_socket_state(state) \
 199         __print_symbolic(state, RPC_SHOW_SOCKET)
 200
 201 RPC_SHOW_SOCKET
 202
 203 #define RPC_SHOW_SOCK                           \
 204         EM( TCP_ESTABLISHED, "ESTABLISHED" )    \
 205         EM( TCP_SYN_SENT, "SYN_SENT" )          \
 206         EM( TCP_SYN_RECV, "SYN_RECV" )          \
 207         EM( TCP_FIN_WAIT1, "FIN_WAIT1" )        \
 208         EM( TCP_FIN_WAIT2, "FIN_WAIT2" )        \
 209         EM( TCP_TIME_WAIT, "TIME_WAIT" )        \
 210         EM( TCP_CLOSE, "CLOSE" )                \
 211         EM( TCP_CLOSE_WAIT, "CLOSE_WAIT" )      \
 212         EM( TCP_LAST_ACK, "LAST_ACK" )          \
 213         EM( TCP_LISTEN, "LISTEN" )              \
 214         EMe( TCP_CLOSING, "CLOSING" )
 215
 216 #define rpc_show_sock_state(state) \
 217         __print_symbolic(state, RPC_SHOW_SOCK)
 218
 219 RPC_SHOW_SOCK
 220
 221 /*
 222  * Now redefine the EM() and EMe() macros to map the enums to the strings
 223  * that will be printed in the output.
 224  */
 225 #undef EM
 226 #undef EMe
 227 #define EM(a, b)        {a, b},
 228 #define EMe(a, b)       {a, b}
 229
 230 DECLARE_EVENT_CLASS(xs_socket_event,
 231
 232                 TP_PROTO(
 233                         struct rpc_xprt *xprt,
 234                         struct socket *socket
 235                 ),
 236
 237                 TP_ARGS(xprt, socket),
 238
 239                 TP_STRUCT__entry(
 240                         __field(unsigned int, socket_state)
 241                         __field(unsigned int, sock_state)
 242                         __field(unsigned long long, ino)
 243                         __string(dstaddr,
 244                                 xprt->address_strings[RPC_DISPLAY_ADDR])
 245                         __string(dstport,
 246                                 xprt->address_strings[RPC_DISPLAY_PORT])
 247                 ),
 248
 249                 TP_fast_assign(
 250                         struct inode *inode = SOCK_INODE(socket);
 251                         __entry->socket_state = socket->state;
 252                         __entry->sock_state = socket->sk->sk_state;
 253                         __entry->ino = (unsigned long long)inode->i_ino;
 254                         __assign_str(dstaddr,
 255                                 xprt->address_strings[RPC_DISPLAY_ADDR]);
 256                         __assign_str(dstport,
 257                                 xprt->address_strings[RPC_DISPLAY_PORT]);
 258                 ),
 259
 260                 TP_printk(
 261                         "socket:[%llu] dstaddr=%s/%s "
 262                         "state=%u (%s) sk_state=%u (%s)",
 263                         __entry->ino, __get_str(dstaddr), __get_str(dstport),
 264                         __entry->socket_state,
 265                         rpc_show_socket_state(__entry->socket_state),
 266                         __entry->sock_state,
 267                         rpc_show_sock_state(__entry->sock_state)
 268                 )
 269 );
 270 #define DEFINE_RPC_SOCKET_EVENT(name) \
 271         DEFINE_EVENT(xs_socket_event, name, \
 272                         TP_PROTO( \
 273                                 struct rpc_xprt *xprt, \
 274                                 struct socket *socket \
 275                         ), \
 276                         TP_ARGS(xprt, socket))
 277
 278 DECLARE_EVENT_CLASS(xs_socket_event_done,
 279
 280                 TP_PROTO(
 281                         struct rpc_xprt *xprt,
 282                         struct socket *socket,
 283                         int error
 284                 ),
 285
 286                 TP_ARGS(xprt, socket, error),
 287
 288                 TP_STRUCT__entry(
 289                         __field(int, error)
 290                         __field(unsigned int, socket_state)
 291                         __field(unsigned int, sock_state)
 292                         __field(unsigned long long, ino)
 293                         __string(dstaddr,
 294                                 xprt->address_strings[RPC_DISPLAY_ADDR])
 295                         __string(dstport,
 296                                 xprt->address_strings[RPC_DISPLAY_PORT])
 297                 ),
 298
 299                 TP_fast_assign(
 300                         struct inode *inode = SOCK_INODE(socket);
 301                         __entry->socket_state = socket->state;
 302                         __entry->sock_state = socket->sk->sk_state;
 303                         __entry->ino = (unsigned long long)inode->i_ino;
 304                         __entry->error = error;
 305                         __assign_str(dstaddr,
 306                                 xprt->address_strings[RPC_DISPLAY_ADDR]);
 307                         __assign_str(dstport,
 308                                 xprt->address_strings[RPC_DISPLAY_PORT]);
 309                 ),
 310
 311                 TP_printk(
 312                         "error=%d socket:[%llu] dstaddr=%s/%s "
 313                         "state=%u (%s) sk_state=%u (%s)",
 314                         __entry->error,
 315                         __entry->ino, __get_str(dstaddr), __get_str(dstport),
 316                         __entry->socket_state,
 317                         rpc_show_socket_state(__entry->socket_state),
 318                         __entry->sock_state,
 319                         rpc_show_sock_state(__entry->sock_state)
 320                 )
 321 );
 322 #define DEFINE_RPC_SOCKET_EVENT_DONE(name) \
 323         DEFINE_EVENT(xs_socket_event_done, name, \
 324                         TP_PROTO( \
 325                                 struct rpc_xprt *xprt, \
 326                                 struct socket *socket, \
 327                                 int error \
 328                         ), \
 329                         TP_ARGS(xprt, socket, error))
 330
 331 DEFINE_RPC_SOCKET_EVENT(rpc_socket_state_change);
 332 DEFINE_RPC_SOCKET_EVENT_DONE(rpc_socket_connect);
 333 DEFINE_RPC_SOCKET_EVENT_DONE(rpc_socket_error);
 334 DEFINE_RPC_SOCKET_EVENT_DONE(rpc_socket_reset_connection);
 335 DEFINE_RPC_SOCKET_EVENT(rpc_socket_close);
 336 DEFINE_RPC_SOCKET_EVENT(rpc_socket_shutdown);
 337
 338 DECLARE_EVENT_CLASS(rpc_xprt_event,
 339         TP_PROTO(struct rpc_xprt *xprt, __be32 xid, int status),
 340
 341         TP_ARGS(xprt, xid, status),
 342
 343         TP_STRUCT__entry(
 344                 __field(__be32, xid)
 345                 __field(int, status)
 346                 __string(addr, xprt->address_strings[RPC_DISPLAY_ADDR])
 347                 __string(port, xprt->address_strings[RPC_DISPLAY_PORT])
 348         ),
 349
 350         TP_fast_assign(
 351                 __entry->xid = xid;
 352                 __entry->status = status;
 353                 __assign_str(addr, xprt->address_strings[RPC_DISPLAY_ADDR]);
 354                 __assign_str(port, xprt->address_strings[RPC_DISPLAY_PORT]);
 355         ),
 356
 357         TP_printk("peer=[%s]:%s xid=0x%x status=%d", __get_str(addr),
 358                         __get_str(port), be32_to_cpu(__entry->xid),
 359                         __entry->status)
 360 );
 361
 362 DEFINE_EVENT(rpc_xprt_event, xprt_lookup_rqst,
 363         TP_PROTO(struct rpc_xprt *xprt, __be32 xid, int status),
 364         TP_ARGS(xprt, xid, status));
 365
 366 DEFINE_EVENT(rpc_xprt_event, xprt_transmit,
 367         TP_PROTO(struct rpc_xprt *xprt, __be32 xid, int status),
 368         TP_ARGS(xprt, xid, status));
 369
 370 DEFINE_EVENT(rpc_xprt_event, xprt_complete_rqst,
 371         TP_PROTO(struct rpc_xprt *xprt, __be32 xid, int status),
 372         TP_ARGS(xprt, xid, status));
 373
 374 TRACE_EVENT(xs_tcp_data_ready,
 375         TP_PROTO(struct rpc_xprt *xprt, int err, unsigned int total),
 376
 377         TP_ARGS(xprt, err, total),
 378
 379         TP_STRUCT__entry(
 380                 __field(int, err)
 381                 __field(unsigned int, total)
 382                 __string(addr, xprt ? xprt->address_strings[RPC_DISPLAY_ADDR] :
 383                                 "(null)")
 384                 __string(port, xprt ? xprt->address_strings[RPC_DISPLAY_PORT] :
 385                                 "(null)")
 386         ),
 387
 388         TP_fast_assign(
 389                 __entry->err = err;
 390                 __entry->total = total;
 391                 __assign_str(addr, xprt ?
 392                         xprt->address_strings[RPC_DISPLAY_ADDR] : "(null)");
 393                 __assign_str(port, xprt ?
 394                         xprt->address_strings[RPC_DISPLAY_PORT] : "(null)");
 395         ),
 396
 397         TP_printk("peer=[%s]:%s err=%d total=%u", __get_str(addr),
 398                         __get_str(port), __entry->err, __entry->total)
 399 );
 400
 401 #define rpc_show_sock_xprt_flags(flags) \
 402         __print_flags(flags, "|", \
 403                 { TCP_RCV_LAST_FRAG, "TCP_RCV_LAST_FRAG" }, \
 404                 { TCP_RCV_COPY_FRAGHDR, "TCP_RCV_COPY_FRAGHDR" }, \
 405                 { TCP_RCV_COPY_XID, "TCP_RCV_COPY_XID" }, \
 406                 { TCP_RCV_COPY_DATA, "TCP_RCV_COPY_DATA" }, \
 407                 { TCP_RCV_READ_CALLDIR, "TCP_RCV_READ_CALLDIR" }, \
 408                 { TCP_RCV_COPY_CALLDIR, "TCP_RCV_COPY_CALLDIR" }, \
 409                 { TCP_RPC_REPLY, "TCP_RPC_REPLY" })
 410
 411 TRACE_EVENT(xs_tcp_data_recv,
 412         TP_PROTO(struct sock_xprt *xs),
 413
 414         TP_ARGS(xs),
 415
 416         TP_STRUCT__entry(
 417                 __string(addr, xs->xprt.address_strings[RPC_DISPLAY_ADDR])
 418                 __string(port, xs->xprt.address_strings[RPC_DISPLAY_PORT])
 419                 __field(__be32, xid)
 420                 __field(unsigned long, flags)
 421                 __field(unsigned long, copied)
 422                 __field(unsigned int, reclen)
 423                 __field(unsigned long, offset)
 424         ),
 425
 426         TP_fast_assign(
 427                 __assign_str(addr, xs->xprt.address_strings[RPC_DISPLAY_ADDR]);
 428                 __assign_str(port, xs->xprt.address_strings[RPC_DISPLAY_PORT]);
 429                 __entry->xid = xs->tcp_xid;
 430                 __entry->flags = xs->tcp_flags;
 431                 __entry->copied = xs->tcp_copied;
 432                 __entry->reclen = xs->tcp_reclen;
 433                 __entry->offset = xs->tcp_offset;
 434         ),
 435
 436         TP_printk("peer=[%s]:%s xid=0x%x flags=%s copied=%lu reclen=%u offset=%lu",
 437                         __get_str(addr), __get_str(port), be32_to_cpu(__entry->xid),
 438                         rpc_show_sock_xprt_flags(__entry->flags),
 439                         __entry->copied, __entry->reclen, __entry->offset)
 440 );
 441
 442 #define show_rqstp_flags(flags)                                         \
 443         __print_flags(flags, "|",                                       \
 444                 { (1UL << RQ_SECURE),           "RQ_SECURE"},           \
 445                 { (1UL << RQ_LOCAL),            "RQ_LOCAL"},            \
 446                 { (1UL << RQ_USEDEFERRAL),      "RQ_USEDEFERRAL"},      \
 447                 { (1UL << RQ_DROPME),           "RQ_DROPME"},           \
 448                 { (1UL << RQ_SPLICE_OK),        "RQ_SPLICE_OK"},        \
 449                 { (1UL << RQ_VICTIM),           "RQ_VICTIM"},           \
 450                 { (1UL << RQ_BUSY),             "RQ_BUSY"})
 451
 452 TRACE_EVENT(svc_recv,
 453         TP_PROTO(struct svc_rqst *rqst, int status),
 454
 455         TP_ARGS(rqst, status),
 456
 457         TP_STRUCT__entry(
 458                 __field(struct sockaddr *, addr)
 459                 __field(__be32, xid)
 460                 __field(int, status)
 461                 __field(unsigned long, flags)
 462         ),
 463
 464         TP_fast_assign(
 465                 __entry->addr = (struct sockaddr *)&rqst->rq_addr;
 466                 __entry->xid = status > 0 ? rqst->rq_xid : 0;
 467                 __entry->status = status;
 468                 __entry->flags = rqst->rq_flags;
 469         ),
 470
 471         TP_printk("addr=%pIScp xid=0x%x status=%d flags=%s", __entry->addr,
 472                         be32_to_cpu(__entry->xid), __entry->status,
 473                         show_rqstp_flags(__entry->flags))
 474 );
 475
 476 DECLARE_EVENT_CLASS(svc_rqst_status,
 477
 478         TP_PROTO(struct svc_rqst *rqst, int status),
 479
 480         TP_ARGS(rqst, status),
 481
 482         TP_STRUCT__entry(
 483                 __field(struct sockaddr *, addr)
 484                 __field(__be32, xid)
 485                 __field(int, dropme)
 486                 __field(int, status)
 487                 __field(unsigned long, flags)
 488         ),
 489
 490         TP_fast_assign(
 491                 __entry->addr = (struct sockaddr *)&rqst->rq_addr;
 492                 __entry->xid = rqst->rq_xid;
 493                 __entry->status = status;
 494                 __entry->flags = rqst->rq_flags;
 495         ),
 496
 497         TP_printk("addr=%pIScp rq_xid=0x%x status=%d flags=%s",
 498                 __entry->addr, be32_to_cpu(__entry->xid),
 499                 __entry->status, show_rqstp_flags(__entry->flags))
 500 );
 501
 502 DEFINE_EVENT(svc_rqst_status, svc_process,
 503         TP_PROTO(struct svc_rqst *rqst, int status),
 504         TP_ARGS(rqst, status));
 505
 506 DEFINE_EVENT(svc_rqst_status, svc_send,
 507         TP_PROTO(struct svc_rqst *rqst, int status),
 508         TP_ARGS(rqst, status));
 509
 510 #define show_svc_xprt_flags(flags)                                      \
 511         __print_flags(flags, "|",                                       \
 512                 { (1UL << XPT_BUSY),            "XPT_BUSY"},            \
 513                 { (1UL << XPT_CONN),            "XPT_CONN"},            \
 514                 { (1UL << XPT_CLOSE),           "XPT_CLOSE"},           \
 515                 { (1UL << XPT_DATA),            "XPT_DATA"},            \
 516                 { (1UL << XPT_TEMP),            "XPT_TEMP"},            \
 517                 { (1UL << XPT_DEAD),            "XPT_DEAD"},            \
 518                 { (1UL << XPT_CHNGBUF),         "XPT_CHNGBUF"},         \
 519                 { (1UL << XPT_DEFERRED),        "XPT_DEFERRED"},        \
 520                 { (1UL << XPT_OLD),             "XPT_OLD"},             \
 521                 { (1UL << XPT_LISTENER),        "XPT_LISTENER"},        \
 522                 { (1UL << XPT_CACHE_AUTH),      "XPT_CACHE_AUTH"},      \
 523                 { (1UL << XPT_LOCAL),           "XPT_LOCAL"})
 524
 525 TRACE_EVENT(svc_xprt_do_enqueue,
 526         TP_PROTO(struct svc_xprt *xprt, struct svc_rqst *rqst),
 527
 528         TP_ARGS(xprt, rqst),
 529
 530         TP_STRUCT__entry(
 531                 __field(struct svc_xprt *, xprt)
 532                 __field(int, pid)
 533                 __field(unsigned long, flags)
 534                 __dynamic_array(unsigned char, addr, xprt != NULL ?
 535                         xprt->xpt_remotelen : 0)
 536         ),
 537
 538         TP_fast_assign(
 539                 __entry->xprt = xprt;
 540                 __entry->pid = rqst? rqst->rq_task->pid : 0;
 541                 if (xprt) {
 542                         memcpy(__get_dynamic_array(addr),
 543                                 &xprt->xpt_remote,
 544                                 xprt->xpt_remotelen);
 545                         __entry->flags = xprt->xpt_flags;
 546                 } else
 547                         __entry->flags = 0;
 548         ),
 549
 550         TP_printk("xprt=0x%p addr=%pIScp pid=%d flags=%s", __entry->xprt,
 551                 __get_dynamic_array_len(addr) != 0 ?
 552                         (struct sockaddr *)__get_dynamic_array(addr) : NULL,
 553                 __entry->pid, show_svc_xprt_flags(__entry->flags))
 554 );
 555
 556 DECLARE_EVENT_CLASS(svc_xprt_event,
 557         TP_PROTO(struct svc_xprt *xprt),
 558
 559         TP_ARGS(xprt),
 560
 561         TP_STRUCT__entry(
 562                 __field(struct svc_xprt *, xprt)
 563                 __field(unsigned long, flags)
 564                 __dynamic_array(unsigned char, addr, xprt != NULL ?
 565                         xprt->xpt_remotelen : 0)
 566         ),
 567
 568         TP_fast_assign(
 569                 __entry->xprt = xprt;
 570                 if (xprt) {
 571                         memcpy(__get_dynamic_array(addr),
 572                                         &xprt->xpt_remote,
 573                                         xprt->xpt_remotelen);
 574                         __entry->flags = xprt->xpt_flags;
 575                 } else
 576                         __entry->flags = 0;
 577         ),
 578
 579         TP_printk("xprt=0x%p addr=%pIScp flags=%s", __entry->xprt,
 580                 __get_dynamic_array_len(addr) != 0 ?
 581                         (struct sockaddr *)__get_dynamic_array(addr) : NULL,
 582                 show_svc_xprt_flags(__entry->flags))
 583 );
 584
 585 DEFINE_EVENT(svc_xprt_event, svc_xprt_dequeue,
 586         TP_PROTO(struct svc_xprt *xprt),
 587         TP_ARGS(xprt));
 588
 589 DEFINE_EVENT(svc_xprt_event, svc_xprt_no_write_space,
 590         TP_PROTO(struct svc_xprt *xprt),
 591         TP_ARGS(xprt));
 592
 593 TRACE_EVENT(svc_wake_up,
 594         TP_PROTO(int pid),
 595
 596         TP_ARGS(pid),
 597
 598         TP_STRUCT__entry(
 599                 __field(int, pid)
 600         ),
 601
 602         TP_fast_assign(
 603                 __entry->pid = pid;
 604         ),
 605
 606         TP_printk("pid=%d", __entry->pid)
 607 );
 608
 609 TRACE_EVENT(svc_handle_xprt,
 610         TP_PROTO(struct svc_xprt *xprt, int len),
 611
 612         TP_ARGS(xprt, len),
 613
 614         TP_STRUCT__entry(
 615                 __field(struct svc_xprt *, xprt)
 616                 __field(int, len)
 617                 __field(unsigned long, flags)
 618                 __dynamic_array(unsigned char, addr, xprt != NULL ?
 619                         xprt->xpt_remotelen : 0)
 620         ),
 621
 622         TP_fast_assign(
 623                 __entry->xprt = xprt;
 624                 __entry->len = len;
 625                 if (xprt) {
 626                         memcpy(__get_dynamic_array(addr),
 627                                         &xprt->xpt_remote,
 628                                         xprt->xpt_remotelen);
 629                         __entry->flags = xprt->xpt_flags;
 630                 } else
 631                         __entry->flags = 0;
 632         ),
 633
 634         TP_printk("xprt=0x%p addr=%pIScp len=%d flags=%s", __entry->xprt,
 635                 __get_dynamic_array_len(addr) != 0 ?
 636                         (struct sockaddr *)__get_dynamic_array(addr) : NULL,
 637                 __entry->len, show_svc_xprt_flags(__entry->flags))
 638 );
 639 #endif /* _TRACE_SUNRPC_H */
 640
 641 #include <trace/define_trace.h>