1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * RDMA Network Block Driver
4 *
5 * Copyright (c) 2022 1&1 IONOS SE. All rights reserved.
6 */
7#undef TRACE_SYSTEM
8#define TRACE_SYSTEM rtrs_srv
9
10#if !defined(_TRACE_RTRS_SRV_H) || defined(TRACE_HEADER_MULTI_READ)
11#define _TRACE_RTRS_SRV_H
12
13#include <linux/tracepoint.h>
14
15struct rtrs_srv_op;
16struct rtrs_srv_con;
17struct rtrs_srv_path;
18
19TRACE_DEFINE_ENUM(RTRS_SRV_CONNECTING);
20TRACE_DEFINE_ENUM(RTRS_SRV_CONNECTED);
21TRACE_DEFINE_ENUM(RTRS_SRV_CLOSING);
22TRACE_DEFINE_ENUM(RTRS_SRV_CLOSED);
23
24#define show_rtrs_srv_state(x) \
25	__print_symbolic(x, \
26		{ RTRS_SRV_CONNECTING,	"CONNECTING" }, \
27		{ RTRS_SRV_CONNECTED,	"CONNECTED" }, \
28		{ RTRS_SRV_CLOSING,	"CLOSING" }, \
29		{ RTRS_SRV_CLOSED,	"CLOSED" })
30
31TRACE_EVENT(send_io_resp_imm,
32	TP_PROTO(struct rtrs_srv_op *id,
33		 bool need_inval,
34		 bool always_invalidate,
35		 int errno),
36
37	TP_ARGS(id, need_inval, always_invalidate, errno),
38
39	TP_STRUCT__entry(
40		__field(u8, dir)
41		__field(bool, need_inval)
42		__field(bool, always_invalidate)
43		__field(u32, msg_id)
44		__field(int, wr_cnt)
45		__field(u32, signal_interval)
46		__field(int, state)
47		__field(int, errno)
48		__array(char, sessname, NAME_MAX)
49	),
50
51	TP_fast_assign(
52		struct rtrs_srv_con *con = id->con;
53		struct rtrs_path *s = con->c.path;
54		struct rtrs_srv_path *srv_path = to_srv_path(s);
55
56		__entry->dir = id->dir;
57		__entry->state = srv_path->state;
58		__entry->errno = errno;
59		__entry->need_inval = need_inval;
60		__entry->always_invalidate = always_invalidate;
61		__entry->msg_id = id->msg_id;
62		__entry->wr_cnt = atomic_read(&con->c.wr_cnt);
63		__entry->signal_interval = s->signal_interval;
64		memcpy(__entry->sessname, kobject_name(&srv_path->kobj), NAME_MAX);
65	),
66
67	TP_printk("sess='%s' state='%s' dir=%s err='%d' inval='%d' glob-inval='%d' msgid='%u' wrcnt='%d' sig-interval='%u'",
68		   __entry->sessname,
69		   show_rtrs_srv_state(__entry->state),
70		   __print_symbolic(__entry->dir,
71			 { READ,  "READ" },
72			 { WRITE, "WRITE" }),
73		   __entry->errno,
74		   __entry->need_inval,
75		   __entry->always_invalidate,
76		   __entry->msg_id,
77		   __entry->wr_cnt,
78		   __entry->signal_interval
79	)
80);
81
82#endif /* _TRACE_RTRS_SRV_H */
83
84#undef TRACE_INCLUDE_PATH
85#define TRACE_INCLUDE_PATH .
86#define TRACE_INCLUDE_FILE rtrs-srv-trace
87#include <trace/define_trace.h>
88
89