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authorIra Weiny <ira.weiny@intel.com>2019-03-19 14:11:44 -0700
committerJason Gunthorpe <jgg@mellanox.com>2019-03-27 15:52:00 -0300
commit4d60cad5db7fb450e64532afbbaba85af235fa5d (patch)
treeb79a2950b0e02408e673500456cdcbced57ccac5 /include/trace/events/ib_mad.h
parent2dd0cf77c93f615810d1735e6bd1582b73a9ca94 (diff)
downloadlinux-4d60cad5db7fb450e64532afbbaba85af235fa5d.tar.bz2
IB/MAD: Add send path trace points
Use the standard Linux trace mechanism to trace MADs being sent. 4 trace points are added, when the MAD is posted to the qp, when the MAD is completed, if a MAD is resent, and when the MAD completes in error. Reviewed-by: "Ruhl, Michael J" <michael.j.ruhl@intel.com> Suggested-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Signed-off-by: Ira Weiny <ira.weiny@intel.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'include/trace/events/ib_mad.h')
-rw-r--r--include/trace/events/ib_mad.h187
1 files changed, 187 insertions, 0 deletions
diff --git a/include/trace/events/ib_mad.h b/include/trace/events/ib_mad.h
new file mode 100644
index 000000000000..585028f17fa7
--- /dev/null
+++ b/include/trace/events/ib_mad.h
@@ -0,0 +1,187 @@
+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
+
+/*
+ * Copyright (c) 2018 Intel Corporation. All rights reserved.
+ */
+
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM ib_mad
+
+#if !defined(_TRACE_IB_MAD_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_IB_MAD_H
+
+#include <linux/tracepoint.h>
+#include <rdma/ib_mad.h>
+
+#ifdef CONFIG_TRACEPOINTS
+struct trace_event_raw_ib_mad_send_template;
+static void create_mad_addr_info(struct ib_mad_send_wr_private *mad_send_wr,
+ struct ib_mad_qp_info *qp_info,
+ struct trace_event_raw_ib_mad_send_template *entry);
+#endif
+
+DECLARE_EVENT_CLASS(ib_mad_send_template,
+ TP_PROTO(struct ib_mad_send_wr_private *wr,
+ struct ib_mad_qp_info *qp_info),
+ TP_ARGS(wr, qp_info),
+
+ TP_STRUCT__entry(
+ __field(u8, base_version)
+ __field(u8, mgmt_class)
+ __field(u8, class_version)
+ __field(u8, port_num)
+ __field(u32, qp_num)
+ __field(u8, method)
+ __field(u8, sl)
+ __field(u16, attr_id)
+ __field(u32, attr_mod)
+ __field(u64, wrtid)
+ __field(u64, tid)
+ __field(u16, status)
+ __field(u16, class_specific)
+ __field(u32, length)
+ __field(u32, dlid)
+ __field(u32, rqpn)
+ __field(u32, rqkey)
+ __field(u32, dev_index)
+ __field(void *, agent_priv)
+ __field(unsigned long, timeout)
+ __field(int, retries_left)
+ __field(int, max_retries)
+ __field(int, retry)
+ __field(u16, pkey)
+ ),
+
+ TP_fast_assign(
+ __entry->dev_index = wr->mad_agent_priv->agent.device->index;
+ __entry->port_num = wr->mad_agent_priv->agent.port_num;
+ __entry->qp_num = wr->mad_agent_priv->qp_info->qp->qp_num;
+ __entry->agent_priv = wr->mad_agent_priv;
+ __entry->wrtid = wr->tid;
+ __entry->max_retries = wr->max_retries;
+ __entry->retries_left = wr->retries_left;
+ __entry->retry = wr->retry;
+ __entry->timeout = wr->timeout;
+ __entry->length = wr->send_buf.hdr_len +
+ wr->send_buf.data_len;
+ __entry->base_version =
+ ((struct ib_mad_hdr *)wr->send_buf.mad)->base_version;
+ __entry->mgmt_class =
+ ((struct ib_mad_hdr *)wr->send_buf.mad)->mgmt_class;
+ __entry->class_version =
+ ((struct ib_mad_hdr *)wr->send_buf.mad)->class_version;
+ __entry->method =
+ ((struct ib_mad_hdr *)wr->send_buf.mad)->method;
+ __entry->status =
+ ((struct ib_mad_hdr *)wr->send_buf.mad)->status;
+ __entry->class_specific =
+ ((struct ib_mad_hdr *)wr->send_buf.mad)->class_specific;
+ __entry->tid = ((struct ib_mad_hdr *)wr->send_buf.mad)->tid;
+ __entry->attr_id =
+ ((struct ib_mad_hdr *)wr->send_buf.mad)->attr_id;
+ __entry->attr_mod =
+ ((struct ib_mad_hdr *)wr->send_buf.mad)->attr_mod;
+ create_mad_addr_info(wr, qp_info, __entry);
+ ),
+
+ TP_printk("%d:%d QP%d agent %p: " \
+ "wrtid 0x%llx; %d/%d retries(%d); timeout %lu length %d : " \
+ "hdr : base_ver 0x%x class 0x%x class_ver 0x%x " \
+ "method 0x%x status 0x%x class_specific 0x%x tid 0x%llx " \
+ "attr_id 0x%x attr_mod 0x%x => dlid 0x%08x sl %d "\
+ "pkey 0x%x rpqn 0x%x rqpkey 0x%x",
+ __entry->dev_index, __entry->port_num, __entry->qp_num,
+ __entry->agent_priv, be64_to_cpu(__entry->wrtid),
+ __entry->retries_left, __entry->max_retries,
+ __entry->retry, __entry->timeout, __entry->length,
+ __entry->base_version, __entry->mgmt_class,
+ __entry->class_version,
+ __entry->method, be16_to_cpu(__entry->status),
+ be16_to_cpu(__entry->class_specific),
+ be64_to_cpu(__entry->tid), be16_to_cpu(__entry->attr_id),
+ be32_to_cpu(__entry->attr_mod),
+ be32_to_cpu(__entry->dlid), __entry->sl, __entry->pkey,
+ __entry->rqpn, __entry->rqkey
+ )
+);
+
+DEFINE_EVENT(ib_mad_send_template, ib_mad_error_handler,
+ TP_PROTO(struct ib_mad_send_wr_private *wr,
+ struct ib_mad_qp_info *qp_info),
+ TP_ARGS(wr, qp_info));
+DEFINE_EVENT(ib_mad_send_template, ib_mad_ib_send_mad,
+ TP_PROTO(struct ib_mad_send_wr_private *wr,
+ struct ib_mad_qp_info *qp_info),
+ TP_ARGS(wr, qp_info));
+DEFINE_EVENT(ib_mad_send_template, ib_mad_send_done_resend,
+ TP_PROTO(struct ib_mad_send_wr_private *wr,
+ struct ib_mad_qp_info *qp_info),
+ TP_ARGS(wr, qp_info));
+
+TRACE_EVENT(ib_mad_send_done_handler,
+ TP_PROTO(struct ib_mad_send_wr_private *wr, struct ib_wc *wc),
+ TP_ARGS(wr, wc),
+
+ TP_STRUCT__entry(
+ __field(u8, port_num)
+ __field(u8, base_version)
+ __field(u8, mgmt_class)
+ __field(u8, class_version)
+ __field(u32, qp_num)
+ __field(u64, wrtid)
+ __field(u16, status)
+ __field(u16, wc_status)
+ __field(u32, length)
+ __field(void *, agent_priv)
+ __field(unsigned long, timeout)
+ __field(u32, dev_index)
+ __field(int, retries_left)
+ __field(int, max_retries)
+ __field(int, retry)
+ __field(u8, method)
+ ),
+
+ TP_fast_assign(
+ __entry->dev_index = wr->mad_agent_priv->agent.device->index;
+ __entry->port_num = wr->mad_agent_priv->agent.port_num;
+ __entry->qp_num = wr->mad_agent_priv->qp_info->qp->qp_num;
+ __entry->agent_priv = wr->mad_agent_priv;
+ __entry->wrtid = wr->tid;
+ __entry->max_retries = wr->max_retries;
+ __entry->retries_left = wr->retries_left;
+ __entry->retry = wr->retry;
+ __entry->timeout = wr->timeout;
+ __entry->base_version =
+ ((struct ib_mad_hdr *)wr->send_buf.mad)->base_version;
+ __entry->mgmt_class =
+ ((struct ib_mad_hdr *)wr->send_buf.mad)->mgmt_class;
+ __entry->class_version =
+ ((struct ib_mad_hdr *)wr->send_buf.mad)->class_version;
+ __entry->method =
+ ((struct ib_mad_hdr *)wr->send_buf.mad)->method;
+ __entry->status =
+ ((struct ib_mad_hdr *)wr->send_buf.mad)->status;
+ __entry->wc_status = wc->status;
+ __entry->length = wc->byte_len;
+ ),
+
+ TP_printk("%d:%d QP%d : SEND WC Status %d : agent %p: " \
+ "wrtid 0x%llx %d/%d retries(%d) timeout %lu length %d: " \
+ "hdr : base_ver 0x%x class 0x%x class_ver 0x%x " \
+ "method 0x%x status 0x%x",
+ __entry->dev_index, __entry->port_num, __entry->qp_num,
+ __entry->wc_status,
+ __entry->agent_priv, be64_to_cpu(__entry->wrtid),
+ __entry->retries_left, __entry->max_retries,
+ __entry->retry, __entry->timeout,
+ __entry->length,
+ __entry->base_version, __entry->mgmt_class,
+ __entry->class_version, __entry->method,
+ be16_to_cpu(__entry->status)
+ )
+);
+
+
+#endif /* _TRACE_IB_MAD_H */
+
+#include <trace/define_trace.h>