xref: /linux/kernel/trace/rv/rv_trace.h (revision e8440a88e56bb3aa24c384eec6de8bef1184bed2)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM rv
4 
5 #if !defined(_TRACE_RV_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_RV_H
7 
8 #include <linux/rv.h>
9 #include <linux/tracepoint.h>
10 
11 #ifdef CONFIG_DA_MON_EVENTS_IMPLICIT
12 DECLARE_EVENT_CLASS(event_da_monitor,
13 
14 	TP_PROTO(char *state, char *event, char *next_state, bool final_state),
15 
16 	TP_ARGS(state, event, next_state, final_state),
17 
18 	TP_STRUCT__entry(
19 		__string(	state,		state		)
20 		__string(	event,		event		)
21 		__string(	next_state,	next_state	)
22 		__field(	bool,		final_state	)
23 	),
24 
25 	TP_fast_assign(
26 		__assign_str(state);
27 		__assign_str(event);
28 		__assign_str(next_state);
29 		__entry->final_state = final_state;
30 	),
31 
32 	TP_printk("%s x %s -> %s%s",
33 		__get_str(state),
34 		__get_str(event),
35 		__get_str(next_state),
36 		__entry->final_state ? " (final)" : "")
37 );
38 
39 DECLARE_EVENT_CLASS(error_da_monitor,
40 
41 	TP_PROTO(char *state, char *event),
42 
43 	TP_ARGS(state, event),
44 
45 	TP_STRUCT__entry(
46 		__string(	state,	state	)
47 		__string(	event,	event	)
48 	),
49 
50 	TP_fast_assign(
51 		__assign_str(state);
52 		__assign_str(event);
53 	),
54 
55 	TP_printk("event %s not expected in the state %s",
56 		__get_str(event),
57 		__get_str(state))
58 );
59 
60 #include <monitors/wip/wip_trace.h>
61 #include <monitors/sco/sco_trace.h>
62 #include <monitors/scpd/scpd_trace.h>
63 #include <monitors/snep/snep_trace.h>
64 #include <monitors/sts/sts_trace.h>
65 // Add new monitors based on CONFIG_DA_MON_EVENTS_IMPLICIT here
66 
67 #endif /* CONFIG_DA_MON_EVENTS_IMPLICIT */
68 
69 #ifdef CONFIG_DA_MON_EVENTS_ID
70 DECLARE_EVENT_CLASS(event_da_monitor_id,
71 
72 	TP_PROTO(int id, char *state, char *event, char *next_state, bool final_state),
73 
74 	TP_ARGS(id, state, event, next_state, final_state),
75 
76 	TP_STRUCT__entry(
77 		__field(	int,		id		)
78 		__string(	state,		state		)
79 		__string(	event,		event		)
80 		__string(	next_state,	next_state	)
81 		__field(	bool,		final_state	)
82 	),
83 
84 	TP_fast_assign(
85 		__assign_str(state);
86 		__assign_str(event);
87 		__assign_str(next_state);
88 		__entry->id		= id;
89 		__entry->final_state	= final_state;
90 	),
91 
92 	TP_printk("%d: %s x %s -> %s%s",
93 		__entry->id,
94 		__get_str(state),
95 		__get_str(event),
96 		__get_str(next_state),
97 		__entry->final_state ? " (final)" : "")
98 );
99 
100 DECLARE_EVENT_CLASS(error_da_monitor_id,
101 
102 	TP_PROTO(int id, char *state, char *event),
103 
104 	TP_ARGS(id, state, event),
105 
106 	TP_STRUCT__entry(
107 		__field(	int,	id	)
108 		__string(	state,	state	)
109 		__string(	event,	event	)
110 	),
111 
112 	TP_fast_assign(
113 		__assign_str(state);
114 		__assign_str(event);
115 		__entry->id	= id;
116 	),
117 
118 	TP_printk("%d: event %s not expected in the state %s",
119 		__entry->id,
120 		__get_str(event),
121 		__get_str(state))
122 );
123 
124 #include <monitors/wwnr/wwnr_trace.h>
125 #include <monitors/snroc/snroc_trace.h>
126 #include <monitors/nrp/nrp_trace.h>
127 #include <monitors/sssw/sssw_trace.h>
128 // Add new monitors based on CONFIG_DA_MON_EVENTS_ID here
129 
130 #endif /* CONFIG_DA_MON_EVENTS_ID */
131 #ifdef CONFIG_LTL_MON_EVENTS_ID
132 DECLARE_EVENT_CLASS(event_ltl_monitor_id,
133 
134 	TP_PROTO(struct task_struct *task, char *states, char *atoms, char *next),
135 
136 	TP_ARGS(task, states, atoms, next),
137 
138 	TP_STRUCT__entry(
139 		__string(comm, task->comm)
140 		__field(pid_t, pid)
141 		__string(states, states)
142 		__string(atoms, atoms)
143 		__string(next, next)
144 	),
145 
146 	TP_fast_assign(
147 		__assign_str(comm);
148 		__entry->pid = task->pid;
149 		__assign_str(states);
150 		__assign_str(atoms);
151 		__assign_str(next);
152 	),
153 
154 	TP_printk("%s[%d]: (%s) x (%s) -> (%s)", __get_str(comm), __entry->pid,
155 		  __get_str(states), __get_str(atoms), __get_str(next))
156 );
157 
158 DECLARE_EVENT_CLASS(error_ltl_monitor_id,
159 
160 	TP_PROTO(struct task_struct *task),
161 
162 	TP_ARGS(task),
163 
164 	TP_STRUCT__entry(
165 		__string(comm, task->comm)
166 		__field(pid_t, pid)
167 	),
168 
169 	TP_fast_assign(
170 		__assign_str(comm);
171 		__entry->pid = task->pid;
172 	),
173 
174 	TP_printk("%s[%d]: violation detected", __get_str(comm), __entry->pid)
175 );
176 #include <monitors/pagefault/pagefault_trace.h>
177 #include <monitors/sleep/sleep_trace.h>
178 // Add new monitors based on CONFIG_LTL_MON_EVENTS_ID here
179 #endif /* CONFIG_LTL_MON_EVENTS_ID */
180 
181 #ifdef CONFIG_RV_MON_MAINTENANCE_EVENTS
182 /* Tracepoint useful for monitors development, currenly only used in DA */
183 TRACE_EVENT(rv_retries_error,
184 
185 	TP_PROTO(char *name, char *event),
186 
187 	TP_ARGS(name, event),
188 
189 	TP_STRUCT__entry(
190 		__string(	name,	name	)
191 		__string(	event,	event	)
192 	),
193 
194 	TP_fast_assign(
195 		__assign_str(name);
196 		__assign_str(event);
197 	),
198 
199 	TP_printk(__stringify(MAX_DA_RETRY_RACING_EVENTS)
200 		" retries reached for event %s, resetting monitor %s",
201 		__get_str(event), __get_str(name))
202 );
203 #endif /* CONFIG_RV_MON_MAINTENANCE_EVENTS */
204 #endif /* _TRACE_RV_H */
205 
206 /* This part must be outside protection */
207 #undef TRACE_INCLUDE_PATH
208 #define TRACE_INCLUDE_PATH .
209 #undef TRACE_INCLUDE_FILE
210 #define TRACE_INCLUDE_FILE rv_trace
211 #include <trace/define_trace.h>
212