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linux/drivers/infiniband/core/cma_trace.h
Chuck Lever 278f74b39e RDMA/core: Move and rename trace_cm_id_create() 
The restrack ID for an rdma_cm_id is not assigned until it is
associated with a device.

Here's an example I captured while testing NFS/RDMA's support for
DEVICE_REMOVAL. The new tracepoint name is "cm_id_attach".

           <...>-4261  [001]   366.581299: cm_event_handler:     cm.id=0 src=0.0.0.0:45919 dst=192.168.2.55:20049 tos=0 ADDR_ERROR (1/-19)
           <...>-4261  [001]   366.581304: cm_event_done:        cm.id=0 src=0.0.0.0:45919 dst=192.168.2.55:20049 tos=0 ADDR_ERROR consumer returns 0
           <...>-1950  [000]   366.581309: cm_id_destroy:        cm.id=0 src=0.0.0.0:45919 dst=192.168.2.55:20049 tos=0
           <...>-7     [001]   369.589400: cm_event_handler:     cm.id=0 src=0.0.0.0:49023 dst=192.168.2.55:20049 tos=0 ADDR_ERROR (1/-19)
           <...>-7     [001]   369.589404: cm_event_done:        cm.id=0 src=0.0.0.0:49023 dst=192.168.2.55:20049 tos=0 ADDR_ERROR consumer returns 0
           <...>-1950  [000]   369.589407: cm_id_destroy:        cm.id=0 src=0.0.0.0:49023 dst=192.168.2.55:20049 tos=0
           <...>-4261  [001]   372.597650: cm_id_attach:         cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 device=mlx4_0
           <...>-4261  [001]   372.597652: cm_event_handler:     cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 ADDR_RESOLVED (0/0)
           <...>-4261  [001]   372.597654: cm_event_done:        cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 ADDR_RESOLVED consumer returns 0
           <...>-4261  [001]   372.597738: cm_event_handler:     cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 ROUTE_RESOLVED (2/0)
           <...>-4261  [001]   372.597740: cm_event_done:        cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 ROUTE_RESOLVED consumer returns 0
           <...>-4691  [007]   372.600101: cm_qp_create:         cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 pd.id=2 qp_type=RC send_wr=4091 recv_wr=256 qp_num=530 rc=0
           <...>-4691  [007]   372.600207: cm_send_req:          cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 qp_num=530
           <...>-185   [002]   372.601212: cm_send_mra:          cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0
           <...>-185   [002]   372.601362: cm_send_rtu:          cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0
           <...>-185   [002]   372.601372: cm_event_handler:     cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 ESTABLISHED (9/0)
           <...>-185   [002]   372.601379: cm_event_done:        cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 ESTABLISHED consumer returns 0

Fixes: ed999f820a ("RDMA/cma: Add trace points in RDMA Connection Manager")
Link: https://lore.kernel.org/r/20200530174934.21362.56754.stgit@manet.1015granger.net
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
2020-06-02 20:32:54 -03:00

402 lines
10 KiB
C
Raw Blame History

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Trace point definitions for the RDMA Connect Manager.
*
* Author: Chuck Lever <chuck.lever@oracle.com>
*
* Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
*/
#undef TRACE_SYSTEM
#define TRACE_SYSTEM rdma_cma
#if !defined(_TRACE_RDMA_CMA_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_RDMA_CMA_H
#include <linux/tracepoint.h>
#include <trace/events/rdma.h>
/*
* enum ib_cm_event_type, from include/rdma/ib_cm.h
*/
#define IB_CM_EVENT_LIST \
ib_cm_event(REQ_ERROR) \
ib_cm_event(REQ_RECEIVED) \
ib_cm_event(REP_ERROR) \
ib_cm_event(REP_RECEIVED) \
ib_cm_event(RTU_RECEIVED) \
ib_cm_event(USER_ESTABLISHED) \
ib_cm_event(DREQ_ERROR) \
ib_cm_event(DREQ_RECEIVED) \
ib_cm_event(DREP_RECEIVED) \
ib_cm_event(TIMEWAIT_EXIT) \
ib_cm_event(MRA_RECEIVED) \
ib_cm_event(REJ_RECEIVED) \
ib_cm_event(LAP_ERROR) \
ib_cm_event(LAP_RECEIVED) \
ib_cm_event(APR_RECEIVED) \
ib_cm_event(SIDR_REQ_ERROR) \
ib_cm_event(SIDR_REQ_RECEIVED) \
ib_cm_event_end(SIDR_REP_RECEIVED)
#undef ib_cm_event
#undef ib_cm_event_end
#define ib_cm_event(x) TRACE_DEFINE_ENUM(IB_CM_##x);
#define ib_cm_event_end(x) TRACE_DEFINE_ENUM(IB_CM_##x);
IB_CM_EVENT_LIST
#undef ib_cm_event
#undef ib_cm_event_end
#define ib_cm_event(x) { IB_CM_##x, #x },
#define ib_cm_event_end(x) { IB_CM_##x, #x }
#define rdma_show_ib_cm_event(x) \
__print_symbolic(x, IB_CM_EVENT_LIST)
DECLARE_EVENT_CLASS(cma_fsm_class,
TP_PROTO(
const struct rdma_id_private *id_priv
),
TP_ARGS(id_priv),
TP_STRUCT__entry(
__field(u32, cm_id)
__field(u32, tos)
__array(unsigned char, srcaddr, sizeof(struct sockaddr_in6))
__array(unsigned char, dstaddr, sizeof(struct sockaddr_in6))
),
TP_fast_assign(
__entry->cm_id = id_priv->res.id;
__entry->tos = id_priv->tos;
memcpy(__entry->srcaddr, &id_priv->id.route.addr.src_addr,
sizeof(struct sockaddr_in6));
memcpy(__entry->dstaddr, &id_priv->id.route.addr.dst_addr,
sizeof(struct sockaddr_in6));
),
TP_printk("cm.id=%u src=%pISpc dst=%pISpc tos=%u",
__entry->cm_id, __entry->srcaddr, __entry->dstaddr, __entry->tos
)
);
#define DEFINE_CMA_FSM_EVENT(name) \
DEFINE_EVENT(cma_fsm_class, cm_##name, \
TP_PROTO( \
const struct rdma_id_private *id_priv \
), \
TP_ARGS(id_priv))
DEFINE_CMA_FSM_EVENT(send_rtu);
DEFINE_CMA_FSM_EVENT(send_rej);
DEFINE_CMA_FSM_EVENT(send_mra);
DEFINE_CMA_FSM_EVENT(send_sidr_req);
DEFINE_CMA_FSM_EVENT(send_sidr_rep);
DEFINE_CMA_FSM_EVENT(disconnect);
DEFINE_CMA_FSM_EVENT(sent_drep);
DEFINE_CMA_FSM_EVENT(sent_dreq);
DEFINE_CMA_FSM_EVENT(id_destroy);
TRACE_EVENT(cm_id_attach,
TP_PROTO(
const struct rdma_id_private *id_priv,
const struct ib_device *device
),
TP_ARGS(id_priv, device),
TP_STRUCT__entry(
__field(u32, cm_id)
__array(unsigned char, srcaddr, sizeof(struct sockaddr_in6))
__array(unsigned char, dstaddr, sizeof(struct sockaddr_in6))
__string(devname, device->name)
),
TP_fast_assign(
__entry->cm_id = id_priv->res.id;
memcpy(__entry->srcaddr, &id_priv->id.route.addr.src_addr,
sizeof(struct sockaddr_in6));
memcpy(__entry->dstaddr, &id_priv->id.route.addr.dst_addr,
sizeof(struct sockaddr_in6));
__assign_str(devname, device->name);
),
TP_printk("cm.id=%u src=%pISpc dst=%pISpc device=%s",
__entry->cm_id, __entry->srcaddr, __entry->dstaddr,
__get_str(devname)
)
);
DECLARE_EVENT_CLASS(cma_qp_class,
TP_PROTO(
const struct rdma_id_private *id_priv
),
TP_ARGS(id_priv),
TP_STRUCT__entry(
__field(u32, cm_id)
__field(u32, tos)
__field(u32, qp_num)
__array(unsigned char, srcaddr, sizeof(struct sockaddr_in6))
__array(unsigned char, dstaddr, sizeof(struct sockaddr_in6))
),
TP_fast_assign(
__entry->cm_id = id_priv->res.id;
__entry->tos = id_priv->tos;
__entry->qp_num = id_priv->qp_num;
memcpy(__entry->srcaddr, &id_priv->id.route.addr.src_addr,
sizeof(struct sockaddr_in6));
memcpy(__entry->dstaddr, &id_priv->id.route.addr.dst_addr,
sizeof(struct sockaddr_in6));
),
TP_printk("cm.id=%u src=%pISpc dst=%pISpc tos=%u qp_num=%u",
__entry->cm_id, __entry->srcaddr, __entry->dstaddr, __entry->tos,
__entry->qp_num
)
);
#define DEFINE_CMA_QP_EVENT(name) \
DEFINE_EVENT(cma_qp_class, cm_##name, \
TP_PROTO( \
const struct rdma_id_private *id_priv \
), \
TP_ARGS(id_priv))
DEFINE_CMA_QP_EVENT(send_req);
DEFINE_CMA_QP_EVENT(send_rep);
DEFINE_CMA_QP_EVENT(qp_destroy);
/*
* enum ib_wp_type, from include/rdma/ib_verbs.h
*/
#define IB_QP_TYPE_LIST \
ib_qp_type(SMI) \
ib_qp_type(GSI) \
ib_qp_type(RC) \
ib_qp_type(UC) \
ib_qp_type(UD) \
ib_qp_type(RAW_IPV6) \
ib_qp_type(RAW_ETHERTYPE) \
ib_qp_type(RAW_PACKET) \
ib_qp_type(XRC_INI) \
ib_qp_type_end(XRC_TGT)
#undef ib_qp_type
#undef ib_qp_type_end
#define ib_qp_type(x) TRACE_DEFINE_ENUM(IB_QPT_##x);
#define ib_qp_type_end(x) TRACE_DEFINE_ENUM(IB_QPT_##x);
IB_QP_TYPE_LIST
#undef ib_qp_type
#undef ib_qp_type_end
#define ib_qp_type(x) { IB_QPT_##x, #x },
#define ib_qp_type_end(x) { IB_QPT_##x, #x }
#define rdma_show_qp_type(x) \
__print_symbolic(x, IB_QP_TYPE_LIST)
TRACE_EVENT(cm_qp_create,
TP_PROTO(
const struct rdma_id_private *id_priv,
const struct ib_pd *pd,
const struct ib_qp_init_attr *qp_init_attr,
int rc
),
TP_ARGS(id_priv, pd, qp_init_attr, rc),
TP_STRUCT__entry(
__field(u32, cm_id)
__field(u32, pd_id)
__field(u32, tos)
__field(u32, qp_num)
__field(u32, send_wr)
__field(u32, recv_wr)
__field(int, rc)
__field(unsigned long, qp_type)
__array(unsigned char, srcaddr, sizeof(struct sockaddr_in6))
__array(unsigned char, dstaddr, sizeof(struct sockaddr_in6))
),
TP_fast_assign(
__entry->cm_id = id_priv->res.id;
__entry->pd_id = pd->res.id;
__entry->tos = id_priv->tos;
__entry->send_wr = qp_init_attr->cap.max_send_wr;
__entry->recv_wr = qp_init_attr->cap.max_recv_wr;
__entry->rc = rc;
if (!rc) {
__entry->qp_num = id_priv->qp_num;
__entry->qp_type = id_priv->id.qp_type;
} else {
__entry->qp_num = 0;
__entry->qp_type = 0;
}
memcpy(__entry->srcaddr, &id_priv->id.route.addr.src_addr,
sizeof(struct sockaddr_in6));
memcpy(__entry->dstaddr, &id_priv->id.route.addr.dst_addr,
sizeof(struct sockaddr_in6));
),
TP_printk("cm.id=%u src=%pISpc dst=%pISpc tos=%u pd.id=%u qp_type=%s"
" send_wr=%u recv_wr=%u qp_num=%u rc=%d",
__entry->cm_id, __entry->srcaddr, __entry->dstaddr,
__entry->tos, __entry->pd_id,
rdma_show_qp_type(__entry->qp_type), __entry->send_wr,
__entry->recv_wr, __entry->qp_num, __entry->rc
)
);
TRACE_EVENT(cm_req_handler,
TP_PROTO(
const struct rdma_id_private *id_priv,
int event
),
TP_ARGS(id_priv, event),
TP_STRUCT__entry(
__field(u32, cm_id)
__field(u32, tos)
__field(unsigned long, event)
__array(unsigned char, srcaddr, sizeof(struct sockaddr_in6))
__array(unsigned char, dstaddr, sizeof(struct sockaddr_in6))
),
TP_fast_assign(
__entry->cm_id = id_priv->res.id;
__entry->tos = id_priv->tos;
__entry->event = event;
memcpy(__entry->srcaddr, &id_priv->id.route.addr.src_addr,
sizeof(struct sockaddr_in6));
memcpy(__entry->dstaddr, &id_priv->id.route.addr.dst_addr,
sizeof(struct sockaddr_in6));
),
TP_printk("cm.id=%u src=%pISpc dst=%pISpc tos=%u %s (%lu)",
__entry->cm_id, __entry->srcaddr, __entry->dstaddr, __entry->tos,
rdma_show_ib_cm_event(__entry->event), __entry->event
)
);
TRACE_EVENT(cm_event_handler,
TP_PROTO(
const struct rdma_id_private *id_priv,
const struct rdma_cm_event *event
),
TP_ARGS(id_priv, event),
TP_STRUCT__entry(
__field(u32, cm_id)
__field(u32, tos)
__field(unsigned long, event)
__field(int, status)
__array(unsigned char, srcaddr, sizeof(struct sockaddr_in6))
__array(unsigned char, dstaddr, sizeof(struct sockaddr_in6))
),
TP_fast_assign(
__entry->cm_id = id_priv->res.id;
__entry->tos = id_priv->tos;
__entry->event = event->event;
__entry->status = event->status;
memcpy(__entry->srcaddr, &id_priv->id.route.addr.src_addr,
sizeof(struct sockaddr_in6));
memcpy(__entry->dstaddr, &id_priv->id.route.addr.dst_addr,
sizeof(struct sockaddr_in6));
),
TP_printk("cm.id=%u src=%pISpc dst=%pISpc tos=%u %s (%lu/%d)",
__entry->cm_id, __entry->srcaddr, __entry->dstaddr, __entry->tos,
rdma_show_cm_event(__entry->event), __entry->event,
__entry->status
)
);
TRACE_EVENT(cm_event_done,
TP_PROTO(
const struct rdma_id_private *id_priv,
const struct rdma_cm_event *event,
int result
),
TP_ARGS(id_priv, event, result),
TP_STRUCT__entry(
__field(u32, cm_id)
__field(u32, tos)
__field(unsigned long, event)
__field(int, result)
__array(unsigned char, srcaddr, sizeof(struct sockaddr_in6))
__array(unsigned char, dstaddr, sizeof(struct sockaddr_in6))
),
TP_fast_assign(
__entry->cm_id = id_priv->res.id;
__entry->tos = id_priv->tos;
__entry->event = event->event;
__entry->result = result;
memcpy(__entry->srcaddr, &id_priv->id.route.addr.src_addr,
sizeof(struct sockaddr_in6));
memcpy(__entry->dstaddr, &id_priv->id.route.addr.dst_addr,
sizeof(struct sockaddr_in6));
),
TP_printk("cm.id=%u src=%pISpc dst=%pISpc tos=%u %s consumer returns %d",
__entry->cm_id, __entry->srcaddr, __entry->dstaddr, __entry->tos,
rdma_show_cm_event(__entry->event), __entry->result
)
);
DECLARE_EVENT_CLASS(cma_client_class,
TP_PROTO(
const struct ib_device *device
),
TP_ARGS(device),
TP_STRUCT__entry(
__string(name, device->name)
),
TP_fast_assign(
__assign_str(name, device->name);
),
TP_printk("device name=%s",
__get_str(name)
)
);
#define DEFINE_CMA_CLIENT_EVENT(name) \
DEFINE_EVENT(cma_client_class, cm_##name, \
TP_PROTO( \
const struct ib_device *device \
), \
TP_ARGS(device))
DEFINE_CMA_CLIENT_EVENT(add_one);
DEFINE_CMA_CLIENT_EVENT(remove_one);
#endif /* _TRACE_RDMA_CMA_H */
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#define TRACE_INCLUDE_FILE cma_trace
#include <trace/define_trace.h>
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