linux/drivers/infiniband/sw/rdmavt/trace_cq.h
Mike Marciniszyn c6ad9482fc IB/rdmavt: Add tracing for cq entry and poll
The following fields are defined for filtering and triggering:
- wr_id
- status
- opcode
- qpn
- length
- idx

Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2017-04-05 14:45:09 -04:00

128 lines
4.4 KiB
C

/*
* Copyright(c) 2016 Intel Corporation.
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* BSD LICENSE
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* - Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#if !defined(__RVT_TRACE_CQ_H) || defined(TRACE_HEADER_MULTI_READ)
#define __RVT_TRACE_CQ_H
#include <linux/tracepoint.h>
#include <linux/trace_seq.h>
#include <rdma/ib_verbs.h>
#include <rdma/rdmavt_cq.h>
#undef TRACE_SYSTEM
#define TRACE_SYSTEM rvt_cq
#define wc_opcode_name(opcode) { IB_WC_##opcode, #opcode }
#define show_wc_opcode(opcode) \
__print_symbolic(opcode, \
wc_opcode_name(SEND), \
wc_opcode_name(RDMA_WRITE), \
wc_opcode_name(RDMA_READ), \
wc_opcode_name(COMP_SWAP), \
wc_opcode_name(FETCH_ADD), \
wc_opcode_name(LSO), \
wc_opcode_name(LOCAL_INV), \
wc_opcode_name(REG_MR), \
wc_opcode_name(MASKED_COMP_SWAP), \
wc_opcode_name(RECV), \
wc_opcode_name(RECV_RDMA_WITH_IMM))
#define CQ_PRN \
"[%s] idx %u wr_id %llx status %u opcode %u,%s length %u qpn %x"
DECLARE_EVENT_CLASS(
rvt_cq_entry_template,
TP_PROTO(struct rvt_cq *cq, struct ib_wc *wc, u32 idx),
TP_ARGS(cq, wc, idx),
TP_STRUCT__entry(
RDI_DEV_ENTRY(cq->rdi)
__field(u64, wr_id)
__field(u32, status)
__field(u32, opcode)
__field(u32, qpn)
__field(u32, length)
__field(u32, idx)
),
TP_fast_assign(
RDI_DEV_ASSIGN(cq->rdi)
__entry->wr_id = wc->wr_id;
__entry->status = wc->status;
__entry->opcode = wc->opcode;
__entry->length = wc->byte_len;
__entry->qpn = wc->qp->qp_num;
__entry->idx = idx;
),
TP_printk(
CQ_PRN,
__get_str(dev),
__entry->idx,
__entry->wr_id,
__entry->status,
__entry->opcode, show_wc_opcode(__entry->opcode),
__entry->length,
__entry->qpn
)
);
DEFINE_EVENT(
rvt_cq_entry_template, rvt_cq_enter,
TP_PROTO(struct rvt_cq *cq, struct ib_wc *wc, u32 idx),
TP_ARGS(cq, wc, idx));
DEFINE_EVENT(
rvt_cq_entry_template, rvt_cq_poll,
TP_PROTO(struct rvt_cq *cq, struct ib_wc *wc, u32 idx),
TP_ARGS(cq, wc, idx));
#endif /* __RVT_TRACE_CQ_H */
#undef TRACE_INCLUDE_PATH
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_PATH .
#define TRACE_INCLUDE_FILE trace_cq
#include <trace/define_trace.h>