Quelle  rpcrdma.h   Sprache: unbekannt

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (c) 2017, 2018 Oracle.  All rights reserved.
 *
 * Trace point definitions for the "rpcrdma" subsystem.
 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM rpcrdma

#if !defined(_TRACE_RPCRDMA_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_RPCRDMA_H

#include <linux/scatterlist.h>
#include <linux/sunrpc/rpc_rdma_cid.h>
#include <linux/tracepoint.h>
#include <rdma/ib_cm.h>

#include <trace/misc/rdma.h>
#include <trace/misc/sunrpc.h>

/**
 ** Event classes
 **/

DECLARE_EVENT_CLASS(rpcrdma_simple_cid_class,
 TP_PROTO(
  const struct rpc_rdma_cid *cid
 ),

 TP_ARGS(cid),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
 ),

 TP_fast_assign(
  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
 ),

 TP_printk("cq.id=%d cid=%d",
  __entry->cq_id, __entry->completion_id
 )
);

#define DEFINE_SIMPLE_CID_EVENT(name)     \
  DEFINE_EVENT(rpcrdma_simple_cid_class, name,  \
    TP_PROTO(    \
     const struct rpc_rdma_cid *cid \
    ),     \
    TP_ARGS(cid)    \
  )

DECLARE_EVENT_CLASS(rpcrdma_completion_class,
 TP_PROTO(
  const struct ib_wc *wc,
  const struct rpc_rdma_cid *cid
 ),

 TP_ARGS(wc, cid),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(unsigned long, status)
  __field(unsigned int, vendor_err)
 ),

 TP_fast_assign(
  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
  __entry->status = wc->status;
  if (wc->status)
   __entry->vendor_err = wc->vendor_err;
  else
   __entry->vendor_err = 0;
 ),

 TP_printk("cq.id=%u cid=%d status=%s (%lu/0x%x)",
  __entry->cq_id, __entry->completion_id,
  rdma_show_wc_status(__entry->status),
  __entry->status, __entry->vendor_err
 )
);

#define DEFINE_COMPLETION_EVENT(name)     \
  DEFINE_EVENT(rpcrdma_completion_class, name,  \
    TP_PROTO(    \
     const struct ib_wc *wc,  \
     const struct rpc_rdma_cid *cid \
    ),     \
    TP_ARGS(wc, cid))

DECLARE_EVENT_CLASS(rpcrdma_send_flush_class,
 TP_PROTO(
  const struct ib_wc *wc,
  const struct rpc_rdma_cid *cid
 ),

 TP_ARGS(wc, cid),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(unsigned long, status)
  __field(unsigned int, vendor_err)
 ),

 TP_fast_assign(
  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
  __entry->status = wc->status;
  __entry->vendor_err = wc->vendor_err;
 ),

 TP_printk("cq.id=%u cid=%d status=%s (%lu/0x%x)",
  __entry->cq_id, __entry->completion_id,
  rdma_show_wc_status(__entry->status),
  __entry->status, __entry->vendor_err
 )
);

#define DEFINE_SEND_FLUSH_EVENT(name)     \
  DEFINE_EVENT(rpcrdma_send_flush_class, name,  \
    TP_PROTO(    \
     const struct ib_wc *wc,  \
     const struct rpc_rdma_cid *cid \
    ),     \
    TP_ARGS(wc, cid))

DECLARE_EVENT_CLASS(rpcrdma_mr_completion_class,
 TP_PROTO(
  const struct ib_wc *wc,
  const struct rpc_rdma_cid *cid
 ),

 TP_ARGS(wc, cid),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(unsigned long, status)
  __field(unsigned int, vendor_err)
 ),

 TP_fast_assign(
  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
  __entry->status = wc->status;
  if (wc->status)
   __entry->vendor_err = wc->vendor_err;
  else
   __entry->vendor_err = 0;
 ),

 TP_printk("cq.id=%u mr.id=%d status=%s (%lu/0x%x)",
  __entry->cq_id, __entry->completion_id,
  rdma_show_wc_status(__entry->status),
  __entry->status, __entry->vendor_err
 )
);

#define DEFINE_MR_COMPLETION_EVENT(name)    \
  DEFINE_EVENT(rpcrdma_mr_completion_class, name,  \
    TP_PROTO(    \
     const struct ib_wc *wc,  \
     const struct rpc_rdma_cid *cid \
    ),     \
    TP_ARGS(wc, cid))

DECLARE_EVENT_CLASS(rpcrdma_receive_completion_class,
 TP_PROTO(
  const struct ib_wc *wc,
  const struct rpc_rdma_cid *cid
 ),

 TP_ARGS(wc, cid),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(u32, received)
  __field(unsigned long, status)
  __field(unsigned int, vendor_err)
 ),

 TP_fast_assign(
  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
  __entry->status = wc->status;
  if (wc->status) {
   __entry->received = 0;
   __entry->vendor_err = wc->vendor_err;
  } else {
   __entry->received = wc->byte_len;
   __entry->vendor_err = 0;
  }
 ),

 TP_printk("cq.id=%u cid=%d status=%s (%lu/0x%x) received=%u",
  __entry->cq_id, __entry->completion_id,
  rdma_show_wc_status(__entry->status),
  __entry->status, __entry->vendor_err,
  __entry->received
 )
);

#define DEFINE_RECEIVE_COMPLETION_EVENT(name)    \
  DEFINE_EVENT(rpcrdma_receive_completion_class, name, \
    TP_PROTO(    \
     const struct ib_wc *wc,  \
     const struct rpc_rdma_cid *cid \
    ),     \
    TP_ARGS(wc, cid))

DECLARE_EVENT_CLASS(rpcrdma_receive_success_class,
 TP_PROTO(
  const struct ib_wc *wc,
  const struct rpc_rdma_cid *cid
 ),

 TP_ARGS(wc, cid),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(u32, received)
 ),

 TP_fast_assign(
  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
  __entry->received = wc->byte_len;
 ),

 TP_printk("cq.id=%u cid=%d received=%u",
  __entry->cq_id, __entry->completion_id,
  __entry->received
 )
);

#define DEFINE_RECEIVE_SUCCESS_EVENT(name)    \
  DEFINE_EVENT(rpcrdma_receive_success_class, name, \
    TP_PROTO(    \
     const struct ib_wc *wc,  \
     const struct rpc_rdma_cid *cid \
    ),     \
    TP_ARGS(wc, cid))

DECLARE_EVENT_CLASS(rpcrdma_receive_flush_class,
 TP_PROTO(
  const struct ib_wc *wc,
  const struct rpc_rdma_cid *cid
 ),

 TP_ARGS(wc, cid),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(unsigned long, status)
  __field(unsigned int, vendor_err)
 ),

 TP_fast_assign(
  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
  __entry->status = wc->status;
  __entry->vendor_err = wc->vendor_err;
 ),

 TP_printk("cq.id=%u cid=%d status=%s (%lu/0x%x)",
  __entry->cq_id, __entry->completion_id,
  rdma_show_wc_status(__entry->status),
  __entry->status, __entry->vendor_err
 )
);

#define DEFINE_RECEIVE_FLUSH_EVENT(name)    \
  DEFINE_EVENT(rpcrdma_receive_flush_class, name,  \
    TP_PROTO(    \
     const struct ib_wc *wc,  \
     const struct rpc_rdma_cid *cid \
    ),     \
    TP_ARGS(wc, cid))

DECLARE_EVENT_CLASS(xprtrdma_reply_class,
 TP_PROTO(
  const struct rpcrdma_rep *rep
 ),

 TP_ARGS(rep),

 TP_STRUCT__entry(
  __field(u32, xid)
  __field(u32, version)
  __field(u32, proc)
  __string(addr, rpcrdma_addrstr(rep->rr_rxprt))
  __string(port, rpcrdma_portstr(rep->rr_rxprt))
 ),

 TP_fast_assign(
  __entry->xid = be32_to_cpu(rep->rr_xid);
  __entry->version = be32_to_cpu(rep->rr_vers);
  __entry->proc = be32_to_cpu(rep->rr_proc);
  __assign_str(addr);
  __assign_str(port);
 ),

 TP_printk("peer=[%s]:%s xid=0x%08x version=%u proc=%u",
  __get_str(addr), __get_str(port),
  __entry->xid, __entry->version, __entry->proc
 )
);

#define DEFINE_REPLY_EVENT(name)     \
  DEFINE_EVENT(xprtrdma_reply_class,   \
    xprtrdma_reply_##name##_err,  \
    TP_PROTO(    \
     const struct rpcrdma_rep *rep \
    ),     \
    TP_ARGS(rep))

DECLARE_EVENT_CLASS(xprtrdma_rxprt,
 TP_PROTO(
  const struct rpcrdma_xprt *r_xprt
 ),

 TP_ARGS(r_xprt),

 TP_STRUCT__entry(
  __string(addr, rpcrdma_addrstr(r_xprt))
  __string(port, rpcrdma_portstr(r_xprt))
 ),

 TP_fast_assign(
  __assign_str(addr);
  __assign_str(port);
 ),

 TP_printk("peer=[%s]:%s",
  __get_str(addr), __get_str(port)
 )
);

#define DEFINE_RXPRT_EVENT(name)     \
  DEFINE_EVENT(xprtrdma_rxprt, name,   \
    TP_PROTO(    \
     const struct rpcrdma_xprt *r_xprt \
    ),     \
    TP_ARGS(r_xprt))

DECLARE_EVENT_CLASS(xprtrdma_connect_class,
 TP_PROTO(
  const struct rpcrdma_xprt *r_xprt,
  int rc
 ),

 TP_ARGS(r_xprt, rc),

 TP_STRUCT__entry(
  __field(int, rc)
  __field(int, connect_status)
  __string(addr, rpcrdma_addrstr(r_xprt))
  __string(port, rpcrdma_portstr(r_xprt))
 ),

 TP_fast_assign(
  __entry->rc = rc;
  __entry->connect_status = r_xprt->rx_ep->re_connect_status;
  __assign_str(addr);
  __assign_str(port);
 ),

 TP_printk("peer=[%s]:%s rc=%d connection status=%d",
  __get_str(addr), __get_str(port),
  __entry->rc, __entry->connect_status
 )
);

#define DEFINE_CONN_EVENT(name)      \
  DEFINE_EVENT(xprtrdma_connect_class, xprtrdma_##name, \
    TP_PROTO(    \
     const struct rpcrdma_xprt *r_xprt, \
     int rc    \
    ),     \
    TP_ARGS(r_xprt, rc))

DECLARE_EVENT_CLASS(xprtrdma_rdch_event,
 TP_PROTO(
  const struct rpc_task *task,
  unsigned int pos,
  struct rpcrdma_mr *mr,
  int nsegs
 ),

 TP_ARGS(task, pos, mr, nsegs),

 TP_STRUCT__entry(
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
  __field(unsigned int, pos)
  __field(int, nents)
  __field(u32, handle)
  __field(u32, length)
  __field(u64, offset)
  __field(int, nsegs)
 ),

 TP_fast_assign(
  __entry->task_id = task->tk_pid;
  __entry->client_id = task->tk_client->cl_clid;
  __entry->pos = pos;
  __entry->nents = mr->mr_nents;
  __entry->handle = mr->mr_handle;
  __entry->length = mr->mr_length;
  __entry->offset = mr->mr_offset;
  __entry->nsegs = nsegs;
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER
    " pos=%u %u@0x%016llx:0x%08x (%s)",
  __entry->task_id, __entry->client_id,
  __entry->pos, __entry->length,
  (unsigned long long)__entry->offset, __entry->handle,
  __entry->nents < __entry->nsegs ? "more" : "last"
 )
);

#define DEFINE_RDCH_EVENT(name)      \
  DEFINE_EVENT(xprtrdma_rdch_event, xprtrdma_chunk_##name,\
    TP_PROTO(    \
     const struct rpc_task *task, \
     unsigned int pos,  \
     struct rpcrdma_mr *mr,  \
     int nsegs   \
    ),     \
    TP_ARGS(task, pos, mr, nsegs))

DECLARE_EVENT_CLASS(xprtrdma_wrch_event,
 TP_PROTO(
  const struct rpc_task *task,
  struct rpcrdma_mr *mr,
  int nsegs
 ),

 TP_ARGS(task, mr, nsegs),

 TP_STRUCT__entry(
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
  __field(int, nents)
  __field(u32, handle)
  __field(u32, length)
  __field(u64, offset)
  __field(int, nsegs)
 ),

 TP_fast_assign(
  __entry->task_id = task->tk_pid;
  __entry->client_id = task->tk_client->cl_clid;
  __entry->nents = mr->mr_nents;
  __entry->handle = mr->mr_handle;
  __entry->length = mr->mr_length;
  __entry->offset = mr->mr_offset;
  __entry->nsegs = nsegs;
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER
    " %u@0x%016llx:0x%08x (%s)",
  __entry->task_id, __entry->client_id,
  __entry->length, (unsigned long long)__entry->offset,
  __entry->handle,
  __entry->nents < __entry->nsegs ? "more" : "last"
 )
);

#define DEFINE_WRCH_EVENT(name)      \
  DEFINE_EVENT(xprtrdma_wrch_event, xprtrdma_chunk_##name,\
    TP_PROTO(    \
     const struct rpc_task *task, \
     struct rpcrdma_mr *mr,  \
     int nsegs   \
    ),     \
    TP_ARGS(task, mr, nsegs))

TRACE_DEFINE_ENUM(DMA_BIDIRECTIONAL);
TRACE_DEFINE_ENUM(DMA_TO_DEVICE);
TRACE_DEFINE_ENUM(DMA_FROM_DEVICE);
TRACE_DEFINE_ENUM(DMA_NONE);

#define xprtrdma_show_direction(x)     \
  __print_symbolic(x,     \
    { DMA_BIDIRECTIONAL, "BIDIR" },  \
    { DMA_TO_DEVICE, "TO_DEVICE" },  \
    { DMA_FROM_DEVICE, "FROM_DEVICE" }, \
    { DMA_NONE, "NONE" })

DECLARE_EVENT_CLASS(xprtrdma_mr_class,
 TP_PROTO(
  const struct rpcrdma_mr *mr
 ),

 TP_ARGS(mr),

 TP_STRUCT__entry(
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
  __field(u32, mr_id)
  __field(int, nents)
  __field(u32, handle)
  __field(u32, length)
  __field(u64, offset)
  __field(u32, dir)
 ),

 TP_fast_assign(
  const struct rpcrdma_req *req = mr->mr_req;

  if (req) {
   const struct rpc_task *task = req->rl_slot.rq_task;

   __entry->task_id = task->tk_pid;
   __entry->client_id = task->tk_client->cl_clid;
  } else {
   __entry->task_id = 0;
   __entry->client_id = -1;
  }
  __entry->mr_id  = mr->mr_ibmr->res.id;
  __entry->nents  = mr->mr_nents;
  __entry->handle = mr->mr_handle;
  __entry->length = mr->mr_length;
  __entry->offset = mr->mr_offset;
  __entry->dir    = mr->mr_dir;
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER
    " mr.id=%u nents=%d %u@0x%016llx:0x%08x (%s)",
  __entry->task_id, __entry->client_id,
  __entry->mr_id, __entry->nents, __entry->length,
  (unsigned long long)__entry->offset, __entry->handle,
  xprtrdma_show_direction(__entry->dir)
 )
);

#define DEFINE_MR_EVENT(name)      \
  DEFINE_EVENT(xprtrdma_mr_class,    \
    xprtrdma_mr_##name,   \
    TP_PROTO(    \
     const struct rpcrdma_mr *mr \
    ),     \
    TP_ARGS(mr))

DECLARE_EVENT_CLASS(xprtrdma_anonymous_mr_class,
 TP_PROTO(
  const struct rpcrdma_mr *mr
 ),

 TP_ARGS(mr),

 TP_STRUCT__entry(
  __field(u32, mr_id)
  __field(int, nents)
  __field(u32, handle)
  __field(u32, length)
  __field(u64, offset)
  __field(u32, dir)
 ),

 TP_fast_assign(
  __entry->mr_id  = mr->mr_ibmr->res.id;
  __entry->nents  = mr->mr_nents;
  __entry->handle = mr->mr_handle;
  __entry->length = mr->mr_length;
  __entry->offset = mr->mr_offset;
  __entry->dir    = mr->mr_dir;
 ),

 TP_printk("mr.id=%u nents=%d %u@0x%016llx:0x%08x (%s)",
  __entry->mr_id, __entry->nents, __entry->length,
  (unsigned long long)__entry->offset, __entry->handle,
  xprtrdma_show_direction(__entry->dir)
 )
);

#define DEFINE_ANON_MR_EVENT(name)     \
  DEFINE_EVENT(xprtrdma_anonymous_mr_class,  \
    xprtrdma_mr_##name,   \
    TP_PROTO(    \
     const struct rpcrdma_mr *mr \
    ),     \
    TP_ARGS(mr))

DECLARE_EVENT_CLASS(xprtrdma_callback_class,
 TP_PROTO(
  const struct rpcrdma_xprt *r_xprt,
  const struct rpc_rqst *rqst
 ),

 TP_ARGS(r_xprt, rqst),

 TP_STRUCT__entry(
  __field(u32, xid)
  __string(addr, rpcrdma_addrstr(r_xprt))
  __string(port, rpcrdma_portstr(r_xprt))
 ),

 TP_fast_assign(
  __entry->xid = be32_to_cpu(rqst->rq_xid);
  __assign_str(addr);
  __assign_str(port);
 ),

 TP_printk("peer=[%s]:%s xid=0x%08x",
  __get_str(addr), __get_str(port), __entry->xid
 )
);

#define DEFINE_CALLBACK_EVENT(name)     \
  DEFINE_EVENT(xprtrdma_callback_class,   \
    xprtrdma_cb_##name,   \
    TP_PROTO(    \
     const struct rpcrdma_xprt *r_xprt, \
     const struct rpc_rqst *rqst \
    ),     \
    TP_ARGS(r_xprt, rqst))

/**
 ** Connection events
 **/

TRACE_EVENT(xprtrdma_inline_thresh,
 TP_PROTO(
  const struct rpcrdma_ep *ep
 ),

 TP_ARGS(ep),

 TP_STRUCT__entry(
  __field(unsigned int, inline_send)
  __field(unsigned int, inline_recv)
  __field(unsigned int, max_send)
  __field(unsigned int, max_recv)
  __array(unsigned char, srcaddr, sizeof(struct sockaddr_in6))
  __array(unsigned char, dstaddr, sizeof(struct sockaddr_in6))
 ),

 TP_fast_assign(
  const struct rdma_cm_id *id = ep->re_id;

  __entry->inline_send = ep->re_inline_send;
  __entry->inline_recv = ep->re_inline_recv;
  __entry->max_send = ep->re_max_inline_send;
  __entry->max_recv = ep->re_max_inline_recv;
  memcpy(__entry->srcaddr, &id->route.addr.src_addr,
         sizeof(struct sockaddr_in6));
  memcpy(__entry->dstaddr, &id->route.addr.dst_addr,
         sizeof(struct sockaddr_in6));
 ),

 TP_printk("%pISpc -> %pISpc neg send/recv=%u/%u, calc send/recv=%u/%u",
  __entry->srcaddr, __entry->dstaddr,
  __entry->inline_send, __entry->inline_recv,
  __entry->max_send, __entry->max_recv
 )
);

DEFINE_CONN_EVENT(connect);
DEFINE_CONN_EVENT(disconnect);

TRACE_EVENT(xprtrdma_device_removal,
 TP_PROTO(
  const struct rdma_cm_id *id
 ),

 TP_ARGS(id),

 TP_STRUCT__entry(
  __string(name, id->device->name)
  __array(unsigned char, addr, sizeof(struct sockaddr_in6))
 ),

 TP_fast_assign(
  __assign_str(name);
  memcpy(__entry->addr, &id->route.addr.dst_addr,
         sizeof(struct sockaddr_in6));
 ),

 TP_printk("device %s to be removed, disconnecting %pISpc\n",
  __get_str(name), __entry->addr
 )
);

DEFINE_RXPRT_EVENT(xprtrdma_op_inject_dsc);

TRACE_EVENT(xprtrdma_op_connect,
 TP_PROTO(
  const struct rpcrdma_xprt *r_xprt,
  unsigned long delay
 ),

 TP_ARGS(r_xprt, delay),

 TP_STRUCT__entry(
  __field(unsigned long, delay)
  __string(addr, rpcrdma_addrstr(r_xprt))
  __string(port, rpcrdma_portstr(r_xprt))
 ),

 TP_fast_assign(
  __entry->delay = delay;
  __assign_str(addr);
  __assign_str(port);
 ),

 TP_printk("peer=[%s]:%s delay=%lu",
  __get_str(addr), __get_str(port), __entry->delay
 )
);


TRACE_EVENT(xprtrdma_op_set_cto,
 TP_PROTO(
  const struct rpcrdma_xprt *r_xprt,
  unsigned long connect,
  unsigned long reconnect
 ),

 TP_ARGS(r_xprt, connect, reconnect),

 TP_STRUCT__entry(
  __field(unsigned long, connect)
  __field(unsigned long, reconnect)
  __string(addr, rpcrdma_addrstr(r_xprt))
  __string(port, rpcrdma_portstr(r_xprt))
 ),

 TP_fast_assign(
  __entry->connect = connect;
  __entry->reconnect = reconnect;
  __assign_str(addr);
  __assign_str(port);
 ),

 TP_printk("peer=[%s]:%s connect=%lu reconnect=%lu",
  __get_str(addr), __get_str(port),
  __entry->connect / HZ, __entry->reconnect / HZ
 )
);

/**
 ** Call events
 **/

TRACE_EVENT(xprtrdma_createmrs,
 TP_PROTO(
  const struct rpcrdma_xprt *r_xprt,
  unsigned int count
 ),

 TP_ARGS(r_xprt, count),

 TP_STRUCT__entry(
  __string(addr, rpcrdma_addrstr(r_xprt))
  __string(port, rpcrdma_portstr(r_xprt))
  __field(unsigned int, count)
 ),

 TP_fast_assign(
  __entry->count = count;
  __assign_str(addr);
  __assign_str(port);
 ),

 TP_printk("peer=[%s]:%s created %u MRs",
  __get_str(addr), __get_str(port), __entry->count
 )
);

TRACE_EVENT(xprtrdma_nomrs_err,
 TP_PROTO(
  const struct rpcrdma_xprt *r_xprt,
  const struct rpcrdma_req *req
 ),

 TP_ARGS(r_xprt, req),

 TP_STRUCT__entry(
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
  __string(addr, rpcrdma_addrstr(r_xprt))
  __string(port, rpcrdma_portstr(r_xprt))
 ),

 TP_fast_assign(
  const struct rpc_rqst *rqst = &req->rl_slot;

  __entry->task_id = rqst->rq_task->tk_pid;
  __entry->client_id = rqst->rq_task->tk_client->cl_clid;
  __assign_str(addr);
  __assign_str(port);
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER " peer=[%s]:%s",
  __entry->task_id, __entry->client_id,
  __get_str(addr), __get_str(port)
 )
);

DEFINE_RDCH_EVENT(read);
DEFINE_WRCH_EVENT(write);
DEFINE_WRCH_EVENT(reply);
DEFINE_WRCH_EVENT(wp);

TRACE_DEFINE_ENUM(rpcrdma_noch);
TRACE_DEFINE_ENUM(rpcrdma_noch_pullup);
TRACE_DEFINE_ENUM(rpcrdma_noch_mapped);
TRACE_DEFINE_ENUM(rpcrdma_readch);
TRACE_DEFINE_ENUM(rpcrdma_areadch);
TRACE_DEFINE_ENUM(rpcrdma_writech);
TRACE_DEFINE_ENUM(rpcrdma_replych);

#define xprtrdma_show_chunktype(x)     \
  __print_symbolic(x,     \
    { rpcrdma_noch, "inline" },  \
    { rpcrdma_noch_pullup, "pullup" }, \
    { rpcrdma_noch_mapped, "mapped" }, \
    { rpcrdma_readch, "read list" }, \
    { rpcrdma_areadch, "*read list" }, \
    { rpcrdma_writech, "write list" }, \
    { rpcrdma_replych, "reply chunk" })

TRACE_EVENT(xprtrdma_marshal,
 TP_PROTO(
  const struct rpcrdma_req *req,
  unsigned int rtype,
  unsigned int wtype
 ),

 TP_ARGS(req, rtype, wtype),

 TP_STRUCT__entry(
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
  __field(u32, xid)
  __field(unsigned int, hdrlen)
  __field(unsigned int, headlen)
  __field(unsigned int, pagelen)
  __field(unsigned int, taillen)
  __field(unsigned int, rtype)
  __field(unsigned int, wtype)
 ),

 TP_fast_assign(
  const struct rpc_rqst *rqst = &req->rl_slot;

  __entry->task_id = rqst->rq_task->tk_pid;
  __entry->client_id = rqst->rq_task->tk_client->cl_clid;
  __entry->xid = be32_to_cpu(rqst->rq_xid);
  __entry->hdrlen = req->rl_hdrbuf.len;
  __entry->headlen = rqst->rq_snd_buf.head[0].iov_len;
  __entry->pagelen = rqst->rq_snd_buf.page_len;
  __entry->taillen = rqst->rq_snd_buf.tail[0].iov_len;
  __entry->rtype = rtype;
  __entry->wtype = wtype;
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER
    " xid=0x%08x hdr=%u xdr=%u/%u/%u %s/%s",
  __entry->task_id, __entry->client_id, __entry->xid,
  __entry->hdrlen,
  __entry->headlen, __entry->pagelen, __entry->taillen,
  xprtrdma_show_chunktype(__entry->rtype),
  xprtrdma_show_chunktype(__entry->wtype)
 )
);

TRACE_EVENT(xprtrdma_marshal_failed,
 TP_PROTO(const struct rpc_rqst *rqst,
   int ret
 ),

 TP_ARGS(rqst, ret),

 TP_STRUCT__entry(
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
  __field(u32, xid)
  __field(int, ret)
 ),

 TP_fast_assign(
  __entry->task_id = rqst->rq_task->tk_pid;
  __entry->client_id = rqst->rq_task->tk_client->cl_clid;
  __entry->xid = be32_to_cpu(rqst->rq_xid);
  __entry->ret = ret;
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER " xid=0x%08x ret=%d",
  __entry->task_id, __entry->client_id, __entry->xid,
  __entry->ret
 )
);

TRACE_EVENT(xprtrdma_prepsend_failed,
 TP_PROTO(const struct rpc_rqst *rqst,
   int ret
 ),

 TP_ARGS(rqst, ret),

 TP_STRUCT__entry(
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
  __field(u32, xid)
  __field(int, ret)
 ),

 TP_fast_assign(
  __entry->task_id = rqst->rq_task->tk_pid;
  __entry->client_id = rqst->rq_task->tk_client->cl_clid;
  __entry->xid = be32_to_cpu(rqst->rq_xid);
  __entry->ret = ret;
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER " xid=0x%08x ret=%d",
  __entry->task_id, __entry->client_id, __entry->xid,
  __entry->ret
 )
);

TRACE_EVENT(xprtrdma_post_send,
 TP_PROTO(
  const struct rpcrdma_req *req
 ),

 TP_ARGS(req),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
  __field(int, num_sge)
  __field(int, signaled)
 ),

 TP_fast_assign(
  const struct rpc_rqst *rqst = &req->rl_slot;
  const struct rpcrdma_sendctx *sc = req->rl_sendctx;

  __entry->cq_id = sc->sc_cid.ci_queue_id;
  __entry->completion_id = sc->sc_cid.ci_completion_id;
  __entry->task_id = rqst->rq_task->tk_pid;
  __entry->client_id = rqst->rq_task->tk_client ?
         rqst->rq_task->tk_client->cl_clid : -1;
  __entry->num_sge = req->rl_wr.num_sge;
  __entry->signaled = req->rl_wr.send_flags & IB_SEND_SIGNALED;
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER " cq.id=%u cid=%d (%d SGE%s) %s",
  __entry->task_id, __entry->client_id,
  __entry->cq_id, __entry->completion_id,
  __entry->num_sge, (__entry->num_sge == 1 ? "" : "s"),
  (__entry->signaled ? "signaled" : "")
 )
);

TRACE_EVENT(xprtrdma_post_send_err,
 TP_PROTO(
  const struct rpcrdma_xprt *r_xprt,
  const struct rpcrdma_req *req,
  int rc
 ),

 TP_ARGS(r_xprt, req, rc),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
  __field(int, rc)
 ),

 TP_fast_assign(
  const struct rpc_rqst *rqst = &req->rl_slot;
  const struct rpcrdma_ep *ep = r_xprt->rx_ep;

  __entry->cq_id = ep ? ep->re_attr.recv_cq->res.id : 0;
  __entry->task_id = rqst->rq_task->tk_pid;
  __entry->client_id = rqst->rq_task->tk_client ?
         rqst->rq_task->tk_client->cl_clid : -1;
  __entry->rc = rc;
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER " cq.id=%u rc=%d",
  __entry->task_id, __entry->client_id,
  __entry->cq_id, __entry->rc
 )
);

DEFINE_SIMPLE_CID_EVENT(xprtrdma_post_recv);

TRACE_EVENT(xprtrdma_post_recvs,
 TP_PROTO(
  const struct rpcrdma_xprt *r_xprt,
  unsigned int count
 ),

 TP_ARGS(r_xprt, count),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(unsigned int, count)
  __field(int, posted)
  __string(addr, rpcrdma_addrstr(r_xprt))
  __string(port, rpcrdma_portstr(r_xprt))
 ),

 TP_fast_assign(
  const struct rpcrdma_ep *ep = r_xprt->rx_ep;

  __entry->cq_id = ep->re_attr.recv_cq->res.id;
  __entry->count = count;
  __entry->posted = ep->re_receive_count;
  __assign_str(addr);
  __assign_str(port);
 ),

 TP_printk("peer=[%s]:%s cq.id=%d %u new recvs, %d active",
  __get_str(addr), __get_str(port), __entry->cq_id,
  __entry->count, __entry->posted
 )
);

TRACE_EVENT(xprtrdma_post_recvs_err,
 TP_PROTO(
  const struct rpcrdma_xprt *r_xprt,
  int status
 ),

 TP_ARGS(r_xprt, status),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, status)
  __string(addr, rpcrdma_addrstr(r_xprt))
  __string(port, rpcrdma_portstr(r_xprt))
 ),

 TP_fast_assign(
  const struct rpcrdma_ep *ep = r_xprt->rx_ep;

  __entry->cq_id = ep->re_attr.recv_cq->res.id;
  __entry->status = status;
  __assign_str(addr);
  __assign_str(port);
 ),

 TP_printk("peer=[%s]:%s cq.id=%d rc=%d",
  __get_str(addr), __get_str(port), __entry->cq_id,
  __entry->status
 )
);

TRACE_EVENT(xprtrdma_post_linv_err,
 TP_PROTO(
  const struct rpcrdma_req *req,
  int status
 ),

 TP_ARGS(req, status),

 TP_STRUCT__entry(
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
  __field(int, status)
 ),

 TP_fast_assign(
  const struct rpc_task *task = req->rl_slot.rq_task;

  __entry->task_id = task->tk_pid;
  __entry->client_id = task->tk_client->cl_clid;
  __entry->status = status;
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER " status=%d",
  __entry->task_id, __entry->client_id, __entry->status
 )
);

/**
 ** Completion events
 **/

DEFINE_RECEIVE_COMPLETION_EVENT(xprtrdma_wc_receive);

DEFINE_COMPLETION_EVENT(xprtrdma_wc_send);
DEFINE_MR_COMPLETION_EVENT(xprtrdma_wc_fastreg);
DEFINE_MR_COMPLETION_EVENT(xprtrdma_wc_li);
DEFINE_MR_COMPLETION_EVENT(xprtrdma_wc_li_wake);
DEFINE_MR_COMPLETION_EVENT(xprtrdma_wc_li_done);

TRACE_EVENT(xprtrdma_frwr_alloc,
 TP_PROTO(
  const struct rpcrdma_mr *mr,
  int rc
 ),

 TP_ARGS(mr, rc),

 TP_STRUCT__entry(
  __field(u32, mr_id)
  __field(int, rc)
 ),

 TP_fast_assign(
  __entry->mr_id = mr->mr_ibmr->res.id;
  __entry->rc = rc;
 ),

 TP_printk("mr.id=%u: rc=%d",
  __entry->mr_id, __entry->rc
 )
);

TRACE_EVENT(xprtrdma_frwr_dereg,
 TP_PROTO(
  const struct rpcrdma_mr *mr,
  int rc
 ),

 TP_ARGS(mr, rc),

 TP_STRUCT__entry(
  __field(u32, mr_id)
  __field(int, nents)
  __field(u32, handle)
  __field(u32, length)
  __field(u64, offset)
  __field(u32, dir)
  __field(int, rc)
 ),

 TP_fast_assign(
  __entry->mr_id  = mr->mr_ibmr->res.id;
  __entry->nents  = mr->mr_nents;
  __entry->handle = mr->mr_handle;
  __entry->length = mr->mr_length;
  __entry->offset = mr->mr_offset;
  __entry->dir    = mr->mr_dir;
  __entry->rc = rc;
 ),

 TP_printk("mr.id=%u nents=%d %u@0x%016llx:0x%08x (%s): rc=%d",
  __entry->mr_id, __entry->nents, __entry->length,
  (unsigned long long)__entry->offset, __entry->handle,
  xprtrdma_show_direction(__entry->dir),
  __entry->rc
 )
);

TRACE_EVENT(xprtrdma_frwr_sgerr,
 TP_PROTO(
  const struct rpcrdma_mr *mr,
  int sg_nents
 ),

 TP_ARGS(mr, sg_nents),

 TP_STRUCT__entry(
  __field(u32, mr_id)
  __field(u64, addr)
  __field(u32, dir)
  __field(int, nents)
 ),

 TP_fast_assign(
  __entry->mr_id = mr->mr_ibmr->res.id;
  __entry->addr = mr->mr_sg->dma_address;
  __entry->dir = mr->mr_dir;
  __entry->nents = sg_nents;
 ),

 TP_printk("mr.id=%u DMA addr=0x%llx (%s) sg_nents=%d",
  __entry->mr_id, __entry->addr,
  xprtrdma_show_direction(__entry->dir),
  __entry->nents
 )
);

TRACE_EVENT(xprtrdma_frwr_maperr,
 TP_PROTO(
  const struct rpcrdma_mr *mr,
  int num_mapped
 ),

 TP_ARGS(mr, num_mapped),

 TP_STRUCT__entry(
  __field(u32, mr_id)
  __field(u64, addr)
  __field(u32, dir)
  __field(int, num_mapped)
  __field(int, nents)
 ),

 TP_fast_assign(
  __entry->mr_id = mr->mr_ibmr->res.id;
  __entry->addr = mr->mr_sg->dma_address;
  __entry->dir = mr->mr_dir;
  __entry->num_mapped = num_mapped;
  __entry->nents = mr->mr_nents;
 ),

 TP_printk("mr.id=%u DMA addr=0x%llx (%s) nents=%d of %d",
  __entry->mr_id, __entry->addr,
  xprtrdma_show_direction(__entry->dir),
  __entry->num_mapped, __entry->nents
 )
);

DEFINE_MR_EVENT(fastreg);
DEFINE_MR_EVENT(localinv);
DEFINE_MR_EVENT(reminv);
DEFINE_MR_EVENT(map);

DEFINE_ANON_MR_EVENT(unmap);

TRACE_EVENT(xprtrdma_dma_maperr,
 TP_PROTO(
  u64 addr
 ),

 TP_ARGS(addr),

 TP_STRUCT__entry(
  __field(u64, addr)
 ),

 TP_fast_assign(
  __entry->addr = addr;
 ),

 TP_printk("dma addr=0x%llx\n", __entry->addr)
);

/**
 ** Reply events
 **/

TRACE_EVENT(xprtrdma_reply,
 TP_PROTO(
  const struct rpc_task *task,
  const struct rpcrdma_rep *rep,
  unsigned int credits
 ),

 TP_ARGS(task, rep, credits),

 TP_STRUCT__entry(
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
  __field(u32, xid)
  __field(unsigned int, credits)
 ),

 TP_fast_assign(
  __entry->task_id = task->tk_pid;
  __entry->client_id = task->tk_client->cl_clid;
  __entry->xid = be32_to_cpu(rep->rr_xid);
  __entry->credits = credits;
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER " xid=0x%08x credits=%u",
  __entry->task_id, __entry->client_id, __entry->xid,
  __entry->credits
 )
);

DEFINE_REPLY_EVENT(vers);
DEFINE_REPLY_EVENT(rqst);
DEFINE_REPLY_EVENT(short);
DEFINE_REPLY_EVENT(hdr);

TRACE_EVENT(xprtrdma_err_vers,
 TP_PROTO(
  const struct rpc_rqst *rqst,
  __be32 *min,
  __be32 *max
 ),

 TP_ARGS(rqst, min, max),

 TP_STRUCT__entry(
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
  __field(u32, xid)
  __field(u32, min)
  __field(u32, max)
 ),

 TP_fast_assign(
  __entry->task_id = rqst->rq_task->tk_pid;
  __entry->client_id = rqst->rq_task->tk_client->cl_clid;
  __entry->xid = be32_to_cpu(rqst->rq_xid);
  __entry->min = be32_to_cpup(min);
  __entry->max = be32_to_cpup(max);
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER " xid=0x%08x versions=[%u, %u]",
  __entry->task_id, __entry->client_id, __entry->xid,
  __entry->min, __entry->max
 )
);

TRACE_EVENT(xprtrdma_err_chunk,
 TP_PROTO(
  const struct rpc_rqst *rqst
 ),

 TP_ARGS(rqst),

 TP_STRUCT__entry(
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
  __field(u32, xid)
 ),

 TP_fast_assign(
  __entry->task_id = rqst->rq_task->tk_pid;
  __entry->client_id = rqst->rq_task->tk_client->cl_clid;
  __entry->xid = be32_to_cpu(rqst->rq_xid);
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER " xid=0x%08x",
  __entry->task_id, __entry->client_id, __entry->xid
 )
);

TRACE_EVENT(xprtrdma_err_unrecognized,
 TP_PROTO(
  const struct rpc_rqst *rqst,
  __be32 *procedure
 ),

 TP_ARGS(rqst, procedure),

 TP_STRUCT__entry(
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
  __field(u32, xid)
  __field(u32, procedure)
 ),

 TP_fast_assign(
  __entry->task_id = rqst->rq_task->tk_pid;
  __entry->client_id = rqst->rq_task->tk_client->cl_clid;
  __entry->procedure = be32_to_cpup(procedure);
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER " xid=0x%08x procedure=%u",
  __entry->task_id, __entry->client_id, __entry->xid,
  __entry->procedure
 )
);

TRACE_EVENT(xprtrdma_fixup,
 TP_PROTO(
  const struct rpc_rqst *rqst,
  unsigned long fixup
 ),

 TP_ARGS(rqst, fixup),

 TP_STRUCT__entry(
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
  __field(unsigned long, fixup)
  __field(size_t, headlen)
  __field(unsigned int, pagelen)
  __field(size_t, taillen)
 ),

 TP_fast_assign(
  __entry->task_id = rqst->rq_task->tk_pid;
  __entry->client_id = rqst->rq_task->tk_client->cl_clid;
  __entry->fixup = fixup;
  __entry->headlen = rqst->rq_rcv_buf.head[0].iov_len;
  __entry->pagelen = rqst->rq_rcv_buf.page_len;
  __entry->taillen = rqst->rq_rcv_buf.tail[0].iov_len;
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER " fixup=%lu xdr=%zu/%u/%zu",
  __entry->task_id, __entry->client_id, __entry->fixup,
  __entry->headlen, __entry->pagelen, __entry->taillen
 )
);

TRACE_EVENT(xprtrdma_decode_seg,
 TP_PROTO(
  u32 handle,
  u32 length,
  u64 offset
 ),

 TP_ARGS(handle, length, offset),

 TP_STRUCT__entry(
  __field(u32, handle)
  __field(u32, length)
  __field(u64, offset)
 ),

 TP_fast_assign(
  __entry->handle = handle;
  __entry->length = length;
  __entry->offset = offset;
 ),

 TP_printk("%u@0x%016llx:0x%08x",
  __entry->length, (unsigned long long)__entry->offset,
  __entry->handle
 )
);

TRACE_EVENT(xprtrdma_mrs_zap,
 TP_PROTO(
  const struct rpc_task *task
 ),

 TP_ARGS(task),

 TP_STRUCT__entry(
  __field(unsigned int, task_id)
  __field(unsigned int, client_id)
 ),

 TP_fast_assign(
  __entry->task_id = task->tk_pid;
  __entry->client_id = task->tk_client->cl_clid;
 ),

 TP_printk(SUNRPC_TRACE_TASK_SPECIFIER,
  __entry->task_id, __entry->client_id
 )
);

/**
 ** Callback events
 **/

TRACE_EVENT(xprtrdma_cb_setup,
 TP_PROTO(
  const struct rpcrdma_xprt *r_xprt,
  unsigned int reqs
 ),

 TP_ARGS(r_xprt, reqs),

 TP_STRUCT__entry(
  __field(unsigned int, reqs)
  __string(addr, rpcrdma_addrstr(r_xprt))
  __string(port, rpcrdma_portstr(r_xprt))
 ),

 TP_fast_assign(
  __entry->reqs = reqs;
  __assign_str(addr);
  __assign_str(port);
 ),

 TP_printk("peer=[%s]:%s %u reqs",
  __get_str(addr), __get_str(port), __entry->reqs
 )
);

DEFINE_CALLBACK_EVENT(call);
DEFINE_CALLBACK_EVENT(reply);

/**
 ** Server-side RPC/RDMA events
 **/

DECLARE_EVENT_CLASS(svcrdma_accept_class,
 TP_PROTO(
  const struct svcxprt_rdma *rdma,
  long status
 ),

 TP_ARGS(rdma, status),

 TP_STRUCT__entry(
  __field(long, status)
  __string(addr, rdma->sc_xprt.xpt_remotebuf)
 ),

 TP_fast_assign(
  __entry->status = status;
  __assign_str(addr);
 ),

 TP_printk("addr=%s status=%ld",
  __get_str(addr), __entry->status
 )
);

#define DEFINE_ACCEPT_EVENT(name) \
  DEFINE_EVENT(svcrdma_accept_class, svcrdma_##name##_err, \
    TP_PROTO( \
     const struct svcxprt_rdma *rdma, \
     long status \
    ), \
    TP_ARGS(rdma, status))

DEFINE_ACCEPT_EVENT(pd);
DEFINE_ACCEPT_EVENT(qp);
DEFINE_ACCEPT_EVENT(fabric);
DEFINE_ACCEPT_EVENT(initdepth);
DEFINE_ACCEPT_EVENT(accept);

TRACE_DEFINE_ENUM(RDMA_MSG);
TRACE_DEFINE_ENUM(RDMA_NOMSG);
TRACE_DEFINE_ENUM(RDMA_MSGP);
TRACE_DEFINE_ENUM(RDMA_DONE);
TRACE_DEFINE_ENUM(RDMA_ERROR);

#define show_rpcrdma_proc(x)      \
  __print_symbolic(x,     \
    { RDMA_MSG, "RDMA_MSG" },  \
    { RDMA_NOMSG, "RDMA_NOMSG" },  \
    { RDMA_MSGP, "RDMA_MSGP" },  \
    { RDMA_DONE, "RDMA_DONE" },  \
    { RDMA_ERROR, "RDMA_ERROR" })

TRACE_EVENT(svcrdma_decode_rqst,
 TP_PROTO(
  const struct svc_rdma_recv_ctxt *ctxt,
  __be32 *p,
  unsigned int hdrlen
 ),

 TP_ARGS(ctxt, p, hdrlen),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(u32, xid)
  __field(u32, vers)
  __field(u32, proc)
  __field(u32, credits)
  __field(unsigned int, hdrlen)
 ),

 TP_fast_assign(
  __entry->cq_id = ctxt->rc_cid.ci_queue_id;
  __entry->completion_id = ctxt->rc_cid.ci_completion_id;
  __entry->xid = be32_to_cpup(p++);
  __entry->vers = be32_to_cpup(p++);
  __entry->credits = be32_to_cpup(p++);
  __entry->proc = be32_to_cpup(p);
  __entry->hdrlen = hdrlen;
 ),

 TP_printk("cq.id=%u cid=%d xid=0x%08x vers=%u credits=%u proc=%s hdrlen=%u",
  __entry->cq_id, __entry->completion_id,
  __entry->xid, __entry->vers, __entry->credits,
  show_rpcrdma_proc(__entry->proc), __entry->hdrlen)
);

TRACE_EVENT(svcrdma_decode_short_err,
 TP_PROTO(
  const struct svc_rdma_recv_ctxt *ctxt,
  unsigned int hdrlen
 ),

 TP_ARGS(ctxt, hdrlen),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(unsigned int, hdrlen)
 ),

 TP_fast_assign(
  __entry->cq_id = ctxt->rc_cid.ci_queue_id;
  __entry->completion_id = ctxt->rc_cid.ci_completion_id;
  __entry->hdrlen = hdrlen;
 ),

 TP_printk("cq.id=%u cid=%d hdrlen=%u",
  __entry->cq_id, __entry->completion_id,
  __entry->hdrlen)
);

DECLARE_EVENT_CLASS(svcrdma_badreq_event,
 TP_PROTO(
  const struct svc_rdma_recv_ctxt *ctxt,
  __be32 *p
 ),

 TP_ARGS(ctxt, p),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(u32, xid)
  __field(u32, vers)
  __field(u32, proc)
  __field(u32, credits)
 ),

 TP_fast_assign(
  __entry->cq_id = ctxt->rc_cid.ci_queue_id;
  __entry->completion_id = ctxt->rc_cid.ci_completion_id;
  __entry->xid = be32_to_cpup(p++);
  __entry->vers = be32_to_cpup(p++);
  __entry->credits = be32_to_cpup(p++);
  __entry->proc = be32_to_cpup(p);
 ),

 TP_printk("cq.id=%u cid=%d xid=0x%08x vers=%u credits=%u proc=%u",
  __entry->cq_id, __entry->completion_id,
  __entry->xid, __entry->vers, __entry->credits, __entry->proc)
);

#define DEFINE_BADREQ_EVENT(name)     \
  DEFINE_EVENT(svcrdma_badreq_event,   \
        svcrdma_decode_##name##_err,  \
    TP_PROTO(    \
     const struct svc_rdma_recv_ctxt *ctxt, \
     __be32 *p   \
    ),     \
    TP_ARGS(ctxt, p))

DEFINE_BADREQ_EVENT(badvers);
DEFINE_BADREQ_EVENT(drop);
DEFINE_BADREQ_EVENT(badproc);
DEFINE_BADREQ_EVENT(parse);

TRACE_EVENT(svcrdma_encode_wseg,
 TP_PROTO(
  const struct svc_rdma_send_ctxt *ctxt,
  u32 segno,
  u32 handle,
  u32 length,
  u64 offset
 ),

 TP_ARGS(ctxt, segno, handle, length, offset),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(u32, segno)
  __field(u32, handle)
  __field(u32, length)
  __field(u64, offset)
 ),

 TP_fast_assign(
  __entry->cq_id = ctxt->sc_cid.ci_queue_id;
  __entry->completion_id = ctxt->sc_cid.ci_completion_id;
  __entry->segno = segno;
  __entry->handle = handle;
  __entry->length = length;
  __entry->offset = offset;
 ),

 TP_printk("cq.id=%u cid=%d segno=%u %u@0x%016llx:0x%08x",
  __entry->cq_id, __entry->completion_id,
  __entry->segno, __entry->length,
  (unsigned long long)__entry->offset, __entry->handle
 )
);

TRACE_EVENT(svcrdma_decode_rseg,
 TP_PROTO(
  const struct rpc_rdma_cid *cid,
  const struct svc_rdma_chunk *chunk,
  const struct svc_rdma_segment *segment
 ),

 TP_ARGS(cid, chunk, segment),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(u32, segno)
  __field(u32, position)
  __field(u32, handle)
  __field(u32, length)
  __field(u64, offset)
 ),

 TP_fast_assign(
  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
  __entry->segno = chunk->ch_segcount;
  __entry->position = chunk->ch_position;
  __entry->handle = segment->rs_handle;
  __entry->length = segment->rs_length;
  __entry->offset = segment->rs_offset;
 ),

 TP_printk("cq.id=%u cid=%d segno=%u position=%u %u@0x%016llx:0x%08x",
  __entry->cq_id, __entry->completion_id,
  __entry->segno, __entry->position, __entry->length,
  (unsigned long long)__entry->offset, __entry->handle
 )
);

TRACE_EVENT(svcrdma_decode_wseg,
 TP_PROTO(
  const struct rpc_rdma_cid *cid,
  const struct svc_rdma_chunk *chunk,
  u32 segno
 ),

 TP_ARGS(cid, chunk, segno),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(u32, segno)
  __field(u32, handle)
  __field(u32, length)
  __field(u64, offset)
 ),

 TP_fast_assign(
  const struct svc_rdma_segment *segment =
   &chunk->ch_segments[segno];

  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
  __entry->segno = segno;
  __entry->handle = segment->rs_handle;
  __entry->length = segment->rs_length;
  __entry->offset = segment->rs_offset;
 ),

 TP_printk("cq.id=%u cid=%d segno=%u %u@0x%016llx:0x%08x",
  __entry->cq_id, __entry->completion_id,
  __entry->segno, __entry->length,
  (unsigned long long)__entry->offset, __entry->handle
 )
);

DECLARE_EVENT_CLASS(svcrdma_error_event,
 TP_PROTO(
  __be32 xid
 ),

 TP_ARGS(xid),

 TP_STRUCT__entry(
  __field(u32, xid)
 ),

 TP_fast_assign(
  __entry->xid = be32_to_cpu(xid);
 ),

 TP_printk("xid=0x%08x",
  __entry->xid
 )
);

#define DEFINE_ERROR_EVENT(name)     \
  DEFINE_EVENT(svcrdma_error_event, svcrdma_err_##name, \
    TP_PROTO(    \
     __be32 xid   \
    ),     \
    TP_ARGS(xid))

DEFINE_ERROR_EVENT(vers);
DEFINE_ERROR_EVENT(chunk);

/**
 ** Server-side RDMA API events
 **/

DECLARE_EVENT_CLASS(svcrdma_dma_map_class,
 TP_PROTO(
  const struct rpc_rdma_cid *cid,
  u64 dma_addr,
  u32 length
 ),

 TP_ARGS(cid, dma_addr, length),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(u64, dma_addr)
  __field(u32, length)
 ),

 TP_fast_assign(
  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
  __entry->dma_addr = dma_addr;
  __entry->length = length;
 ),

 TP_printk("cq.id=%u cid=%d dma_addr=%llu length=%u",
  __entry->cq_id, __entry->completion_id,
  __entry->dma_addr, __entry->length
 )
);

#define DEFINE_SVC_DMA_EVENT(name)     \
  DEFINE_EVENT(svcrdma_dma_map_class, svcrdma_##name, \
    TP_PROTO(    \
     const struct rpc_rdma_cid *cid, \
     u64 dma_addr,   \
     u32 length   \
    ),     \
    TP_ARGS(cid, dma_addr, length)  \
  )

DEFINE_SVC_DMA_EVENT(dma_map_page);
DEFINE_SVC_DMA_EVENT(dma_map_err);
DEFINE_SVC_DMA_EVENT(dma_unmap_page);

TRACE_EVENT(svcrdma_dma_map_rw_err,
 TP_PROTO(
  const struct svcxprt_rdma *rdma,
  u64 offset,
  u32 handle,
  unsigned int nents,
  int status
 ),

 TP_ARGS(rdma, offset, handle, nents, status),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(u32, handle)
  __field(u64, offset)
  __field(unsigned int, nents)
  __field(int, status)
 ),

 TP_fast_assign(
  __entry->cq_id = rdma->sc_sq_cq->res.id;
  __entry->handle = handle;
  __entry->offset = offset;
  __entry->nents = nents;
  __entry->status = status;
 ),

 TP_printk("cq.id=%u 0x%016llx:0x%08x nents=%u status=%d",
  __entry->cq_id, (unsigned long long)__entry->offset,
  __entry->handle, __entry->nents, __entry->status
 )
);

TRACE_EVENT(svcrdma_rwctx_empty,
 TP_PROTO(
  const struct svcxprt_rdma *rdma,
  unsigned int num_sges
 ),

 TP_ARGS(rdma, num_sges),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(unsigned int, num_sges)
 ),

 TP_fast_assign(
  __entry->cq_id = rdma->sc_sq_cq->res.id;
  __entry->num_sges = num_sges;
 ),

 TP_printk("cq.id=%u num_sges=%d",
  __entry->cq_id, __entry->num_sges
 )
);

TRACE_EVENT(svcrdma_page_overrun_err,
 TP_PROTO(
  const struct rpc_rdma_cid *cid,
  unsigned int pageno
 ),

 TP_ARGS(cid, pageno),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(unsigned int, pageno)
 ),

 TP_fast_assign(
  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
  __entry->pageno = pageno;
 ),

 TP_printk("cq.id=%u cid=%d pageno=%u",
  __entry->cq_id, __entry->completion_id,
  __entry->pageno
 )
);

TRACE_EVENT(svcrdma_small_wrch_err,
 TP_PROTO(
  const struct rpc_rdma_cid *cid,
  unsigned int remaining,
  unsigned int seg_no,
  unsigned int num_segs
 ),

 TP_ARGS(cid, remaining, seg_no, num_segs),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(unsigned int, remaining)
  __field(unsigned int, seg_no)
  __field(unsigned int, num_segs)
 ),

 TP_fast_assign(
  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
  __entry->remaining = remaining;
  __entry->seg_no = seg_no;
  __entry->num_segs = num_segs;
 ),

 TP_printk("cq.id=%u cid=%d remaining=%u seg_no=%u num_segs=%u",
  __entry->cq_id, __entry->completion_id,
  __entry->remaining, __entry->seg_no, __entry->num_segs
 )
);

TRACE_EVENT(svcrdma_send_pullup,
 TP_PROTO(
  const struct svc_rdma_send_ctxt *ctxt,
  unsigned int msglen
 ),

 TP_ARGS(ctxt, msglen),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(unsigned int, hdrlen)
  __field(unsigned int, msglen)
 ),

 TP_fast_assign(
  __entry->cq_id = ctxt->sc_cid.ci_queue_id;
  __entry->completion_id = ctxt->sc_cid.ci_completion_id;
  __entry->hdrlen = ctxt->sc_hdrbuf.len,
  __entry->msglen = msglen;
 ),

 TP_printk("cq.id=%u cid=%d hdr=%u msg=%u (total %u)",
  __entry->cq_id, __entry->completion_id,
  __entry->hdrlen, __entry->msglen,
  __entry->hdrlen + __entry->msglen)
);

TRACE_EVENT(svcrdma_send_err,
 TP_PROTO(
  const struct svc_rqst *rqst,
  int status
 ),

 TP_ARGS(rqst, status),

 TP_STRUCT__entry(
  __field(int, status)
  __field(u32, xid)
  __string(addr, rqst->rq_xprt->xpt_remotebuf)
 ),

 TP_fast_assign(
  __entry->status = status;
  __entry->xid = __be32_to_cpu(rqst->rq_xid);
  __assign_str(addr);
 ),

 TP_printk("addr=%s xid=0x%08x status=%d", __get_str(addr),
  __entry->xid, __entry->status
 )
);

TRACE_EVENT(svcrdma_post_send,
 TP_PROTO(
  const struct svc_rdma_send_ctxt *ctxt
 ),

 TP_ARGS(ctxt),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(unsigned int, num_sge)
  __field(u32, inv_rkey)
 ),

 TP_fast_assign(
  const struct ib_send_wr *wr = &ctxt->sc_send_wr;

  __entry->cq_id = ctxt->sc_cid.ci_queue_id;
  __entry->completion_id = ctxt->sc_cid.ci_completion_id;
  __entry->num_sge = wr->num_sge;
  __entry->inv_rkey = (wr->opcode == IB_WR_SEND_WITH_INV) ?
     wr->ex.invalidate_rkey : 0;
 ),

 TP_printk("cq.id=%u cid=%d num_sge=%u inv_rkey=0x%08x",
  __entry->cq_id, __entry->completion_id,
  __entry->num_sge, __entry->inv_rkey
 )
);

DEFINE_SIMPLE_CID_EVENT(svcrdma_wc_send);
DEFINE_SEND_FLUSH_EVENT(svcrdma_wc_send_flush);
DEFINE_SEND_FLUSH_EVENT(svcrdma_wc_send_err);

DEFINE_SIMPLE_CID_EVENT(svcrdma_post_recv);

DEFINE_RECEIVE_SUCCESS_EVENT(svcrdma_wc_recv);
DEFINE_RECEIVE_FLUSH_EVENT(svcrdma_wc_recv_flush);
DEFINE_RECEIVE_FLUSH_EVENT(svcrdma_wc_recv_err);

TRACE_EVENT(svcrdma_rq_post_err,
 TP_PROTO(
  const struct svcxprt_rdma *rdma,
  int status
 ),

 TP_ARGS(rdma, status),

 TP_STRUCT__entry(
  __field(int, status)
  __string(addr, rdma->sc_xprt.xpt_remotebuf)
 ),

 TP_fast_assign(
  __entry->status = status;
  __assign_str(addr);
 ),

 TP_printk("addr=%s status=%d",
  __get_str(addr), __entry->status
 )
);

DECLARE_EVENT_CLASS(svcrdma_post_chunk_class,
 TP_PROTO(
  const struct rpc_rdma_cid *cid,
  int sqecount
 ),

 TP_ARGS(cid, sqecount),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(int, sqecount)
 ),

 TP_fast_assign(
  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
  __entry->sqecount = sqecount;
 ),

 TP_printk("cq.id=%u cid=%d sqecount=%d",
  __entry->cq_id, __entry->completion_id,
  __entry->sqecount
 )
);

#define DEFINE_POST_CHUNK_EVENT(name)     \
  DEFINE_EVENT(svcrdma_post_chunk_class,   \
    svcrdma_post_##name##_chunk,  \
    TP_PROTO(    \
     const struct rpc_rdma_cid *cid, \
     int sqecount   \
    ),     \
    TP_ARGS(cid, sqecount))

DEFINE_POST_CHUNK_EVENT(read);
DEFINE_POST_CHUNK_EVENT(write);
DEFINE_POST_CHUNK_EVENT(reply);

DEFINE_EVENT(svcrdma_post_chunk_class, svcrdma_cc_release,
 TP_PROTO(
  const struct rpc_rdma_cid *cid,
  int sqecount
 ),
 TP_ARGS(cid, sqecount)
);

TRACE_EVENT(svcrdma_wc_read,
 TP_PROTO(
  const struct ib_wc *wc,
  const struct rpc_rdma_cid *cid,
  unsigned int totalbytes,
  const ktime_t posttime
 ),

 TP_ARGS(wc, cid, totalbytes, posttime),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(s64, read_latency)
  __field(unsigned int, totalbytes)
 ),

 TP_fast_assign(
  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
  __entry->totalbytes = totalbytes;
  __entry->read_latency = ktime_us_delta(ktime_get(), posttime);
 ),

 TP_printk("cq.id=%u cid=%d totalbytes=%u latency-us=%lld",
  __entry->cq_id, __entry->completion_id,
  __entry->totalbytes, __entry->read_latency
 )
);

DEFINE_SEND_FLUSH_EVENT(svcrdma_wc_read_flush);
DEFINE_SEND_FLUSH_EVENT(svcrdma_wc_read_err);
DEFINE_SIMPLE_CID_EVENT(svcrdma_read_finished);

DEFINE_SIMPLE_CID_EVENT(svcrdma_wc_write);
DEFINE_SEND_FLUSH_EVENT(svcrdma_wc_write_flush);
DEFINE_SEND_FLUSH_EVENT(svcrdma_wc_write_err);

DEFINE_SIMPLE_CID_EVENT(svcrdma_wc_reply);
DEFINE_SEND_FLUSH_EVENT(svcrdma_wc_reply_flush);
DEFINE_SEND_FLUSH_EVENT(svcrdma_wc_reply_err);

TRACE_EVENT(svcrdma_qp_error,
 TP_PROTO(
  const struct ib_event *event,
  const struct sockaddr *sap
 ),

 TP_ARGS(event, sap),

 TP_STRUCT__entry(
  __field(unsigned int, event)
  __string(device, event->device->name)
  __array(__u8, addr, INET6_ADDRSTRLEN + 10)
 ),

 TP_fast_assign(
  __entry->event = event->event;
  __assign_str(device);
  snprintf(__entry->addr, sizeof(__entry->addr) - 1,
    "%pISpc", sap);
 ),

 TP_printk("addr=%s dev=%s event=%s (%u)",
  __entry->addr, __get_str(device),
  rdma_show_ib_event(__entry->event), __entry->event
 )
);

TRACE_EVENT(svcrdma_device_removal,
 TP_PROTO(
  const struct rdma_cm_id *id
 ),

 TP_ARGS(id),

 TP_STRUCT__entry(
  __string(name, id->device->name)
  __array(unsigned char, addr, sizeof(struct sockaddr_in6))
 ),

 TP_fast_assign(
  __assign_str(name);
  memcpy(__entry->addr, &id->route.addr.dst_addr,
         sizeof(struct sockaddr_in6));
 ),

 TP_printk("device %s to be removed, disconnecting %pISpc\n",
  __get_str(name), __entry->addr
 )
);

DECLARE_EVENT_CLASS(svcrdma_sendqueue_class,
 TP_PROTO(
  const struct svcxprt_rdma *rdma,
  const struct rpc_rdma_cid *cid
 ),

 TP_ARGS(rdma, cid),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(int, avail)
  __field(int, depth)
 ),

 TP_fast_assign(
  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
  __entry->avail = atomic_read(&rdma->sc_sq_avail);
  __entry->depth = rdma->sc_sq_depth;
 ),

 TP_printk("cq.id=%u cid=%d sc_sq_avail=%d/%d",
  __entry->cq_id, __entry->completion_id,
  __entry->avail, __entry->depth
 )
);

#define DEFINE_SQ_EVENT(name)      \
  DEFINE_EVENT(svcrdma_sendqueue_class, name,  \
   TP_PROTO(     \
    const struct svcxprt_rdma *rdma, \
    const struct rpc_rdma_cid *cid  \
   ),      \
   TP_ARGS(rdma, cid)    \
  )

DEFINE_SQ_EVENT(svcrdma_sq_full);
DEFINE_SQ_EVENT(svcrdma_sq_retry);

TRACE_EVENT(svcrdma_sq_post_err,
 TP_PROTO(
  const struct svcxprt_rdma *rdma,
  const struct rpc_rdma_cid *cid,
  int status
 ),

 TP_ARGS(rdma, cid, status),

 TP_STRUCT__entry(
  __field(u32, cq_id)
  __field(int, completion_id)
  __field(int, avail)
  __field(int, depth)
  __field(int, status)
 ),

 TP_fast_assign(
  __entry->cq_id = cid->ci_queue_id;
  __entry->completion_id = cid->ci_completion_id;
  __entry->avail = atomic_read(&rdma->sc_sq_avail);
  __entry->depth = rdma->sc_sq_depth;
  __entry->status = status;
 ),

 TP_printk("cq.id=%u cid=%d sc_sq_avail=%d/%d status=%d",
  __entry->cq_id, __entry->completion_id,
  __entry->avail, __entry->depth, __entry->status
 )
);

DECLARE_EVENT_CLASS(rpcrdma_client_device_class,
 TP_PROTO(
  const struct ib_device *device
 ),

 TP_ARGS(device),

 TP_STRUCT__entry(
  __string(name, device->name)
 ),

 TP_fast_assign(
  __assign_str(name);
 ),

 TP_printk("device=%s",
  __get_str(name)
 )
);

#define DEFINE_CLIENT_DEVICE_EVENT(name)    \
 DEFINE_EVENT(rpcrdma_client_device_class, name,   \
  TP_PROTO(      \
   const struct ib_device *device   \
  ),       \
  TP_ARGS(device)      \
 )

DEFINE_CLIENT_DEVICE_EVENT(rpcrdma_client_completion);
DEFINE_CLIENT_DEVICE_EVENT(rpcrdma_client_add_one);
DEFINE_CLIENT_DEVICE_EVENT(rpcrdma_client_remove_one);
DEFINE_CLIENT_DEVICE_EVENT(rpcrdma_client_wait_on);
DEFINE_CLIENT_DEVICE_EVENT(rpcrdma_client_remove_one_done);

DECLARE_EVENT_CLASS(rpcrdma_client_register_class,
 TP_PROTO(
  const struct ib_device *device,
  const struct rpcrdma_notification *rn
 ),

 TP_ARGS(device, rn),

 TP_STRUCT__entry(
  __string(name, device->name)
  __field(void *, callback)
  __field(u32, index)
 ),

 TP_fast_assign(
  __assign_str(name);
  __entry->callback = rn->rn_done;
  __entry->index = rn->rn_index;
 ),

 TP_printk("device=%s index=%u done callback=%pS\n",
  __get_str(name), __entry->index, __entry->callback
 )
);

#define DEFINE_CLIENT_REGISTER_EVENT(name)    \
 DEFINE_EVENT(rpcrdma_client_register_class, name,  \
 TP_PROTO(       \
  const struct ib_device *device,    \
  const struct rpcrdma_notification *rn   \
 ),        \
 TP_ARGS(device, rn))

DEFINE_CLIENT_REGISTER_EVENT(rpcrdma_client_register);
DEFINE_CLIENT_REGISTER_EVENT(rpcrdma_client_unregister);

#endif /* _TRACE_RPCRDMA_H */

#include <trace/define_trace.h>