xref: /linux/kernel/trace/rv/rv_trace.h (revision b133207deb72609ad4da40c4d50128a5e150677b)
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 #ifdef CONFIG_HA_MON_EVENTS_IMPLICIT
68 /* For simplicity this class is marked as DA although relevant only for HA */
69 DECLARE_EVENT_CLASS(error_env_da_monitor,
70 
71 	TP_PROTO(char *state, char *event, char *env),
72 
73 	TP_ARGS(state, event, env),
74 
75 	TP_STRUCT__entry(
76 		__string(	state,	state	)
77 		__string(	event,	event	)
78 		__string(	env,	env	)
79 	),
80 
81 	TP_fast_assign(
82 		__assign_str(state);
83 		__assign_str(event);
84 		__assign_str(env);
85 	),
86 
87 	TP_printk("event %s not expected in the state %s with env %s",
88 		__get_str(event),
89 		__get_str(state),
90 		__get_str(env))
91 );
92 
93 #include <monitors/opid/opid_trace.h>
94 // Add new monitors based on CONFIG_HA_MON_EVENTS_IMPLICIT here
95 
96 #endif
97 
98 #endif /* CONFIG_DA_MON_EVENTS_IMPLICIT */
99 
100 #ifdef CONFIG_DA_MON_EVENTS_ID
101 DECLARE_EVENT_CLASS(event_da_monitor_id,
102 
103 	TP_PROTO(int id, char *state, char *event, char *next_state, bool final_state),
104 
105 	TP_ARGS(id, state, event, next_state, final_state),
106 
107 	TP_STRUCT__entry(
108 		__field(	int,		id		)
109 		__string(	state,		state		)
110 		__string(	event,		event		)
111 		__string(	next_state,	next_state	)
112 		__field(	bool,		final_state	)
113 	),
114 
115 	TP_fast_assign(
116 		__assign_str(state);
117 		__assign_str(event);
118 		__assign_str(next_state);
119 		__entry->id		= id;
120 		__entry->final_state	= final_state;
121 	),
122 
123 	TP_printk("%d: %s x %s -> %s%s",
124 		__entry->id,
125 		__get_str(state),
126 		__get_str(event),
127 		__get_str(next_state),
128 		__entry->final_state ? " (final)" : "")
129 );
130 
131 DECLARE_EVENT_CLASS(error_da_monitor_id,
132 
133 	TP_PROTO(int id, char *state, char *event),
134 
135 	TP_ARGS(id, state, event),
136 
137 	TP_STRUCT__entry(
138 		__field(	int,	id	)
139 		__string(	state,	state	)
140 		__string(	event,	event	)
141 	),
142 
143 	TP_fast_assign(
144 		__assign_str(state);
145 		__assign_str(event);
146 		__entry->id	= id;
147 	),
148 
149 	TP_printk("%d: event %s not expected in the state %s",
150 		__entry->id,
151 		__get_str(event),
152 		__get_str(state))
153 );
154 
155 #include <monitors/wwnr/wwnr_trace.h>
156 #include <monitors/snroc/snroc_trace.h>
157 #include <monitors/nrp/nrp_trace.h>
158 #include <monitors/sssw/sssw_trace.h>
159 // Add new monitors based on CONFIG_DA_MON_EVENTS_ID here
160 
161 #ifdef CONFIG_HA_MON_EVENTS_ID
162 /* For simplicity this class is marked as DA although relevant only for HA */
163 DECLARE_EVENT_CLASS(error_env_da_monitor_id,
164 
165 	TP_PROTO(int id, char *state, char *event, char *env),
166 
167 	TP_ARGS(id, state, event, env),
168 
169 	TP_STRUCT__entry(
170 		__field(	int,	id	)
171 		__string(	state,	state	)
172 		__string(	event,	event	)
173 		__string(	env,	env	)
174 	),
175 
176 	TP_fast_assign(
177 		__assign_str(state);
178 		__assign_str(event);
179 		__assign_str(env);
180 		__entry->id	= id;
181 	),
182 
183 	TP_printk("%d: event %s not expected in the state %s with env %s",
184 		__entry->id,
185 		__get_str(event),
186 		__get_str(state),
187 		__get_str(env))
188 );
189 
190 #include <monitors/stall/stall_trace.h>
191 #include <monitors/nomiss/nomiss_trace.h>
192 // Add new monitors based on CONFIG_HA_MON_EVENTS_ID here
193 
194 #endif
195 
196 #endif /* CONFIG_DA_MON_EVENTS_ID */
197 #ifdef CONFIG_LTL_MON_EVENTS_ID
198 DECLARE_EVENT_CLASS(event_ltl_monitor_id,
199 
200 	TP_PROTO(struct task_struct *task, char *states, char *atoms, char *next),
201 
202 	TP_ARGS(task, states, atoms, next),
203 
204 	TP_STRUCT__entry(
205 		__string(comm, task->comm)
206 		__field(pid_t, pid)
207 		__string(states, states)
208 		__string(atoms, atoms)
209 		__string(next, next)
210 	),
211 
212 	TP_fast_assign(
213 		__assign_str(comm);
214 		__entry->pid = task->pid;
215 		__assign_str(states);
216 		__assign_str(atoms);
217 		__assign_str(next);
218 	),
219 
220 	TP_printk("%s[%d]: (%s) x (%s) -> (%s)", __get_str(comm), __entry->pid,
221 		  __get_str(states), __get_str(atoms), __get_str(next))
222 );
223 
224 DECLARE_EVENT_CLASS(error_ltl_monitor_id,
225 
226 	TP_PROTO(struct task_struct *task),
227 
228 	TP_ARGS(task),
229 
230 	TP_STRUCT__entry(
231 		__string(comm, task->comm)
232 		__field(pid_t, pid)
233 	),
234 
235 	TP_fast_assign(
236 		__assign_str(comm);
237 		__entry->pid = task->pid;
238 	),
239 
240 	TP_printk("%s[%d]: violation detected", __get_str(comm), __entry->pid)
241 );
242 #include <monitors/pagefault/pagefault_trace.h>
243 #include <monitors/sleep/sleep_trace.h>
244 // Add new monitors based on CONFIG_LTL_MON_EVENTS_ID here
245 #endif /* CONFIG_LTL_MON_EVENTS_ID */
246 
247 #ifdef CONFIG_RV_MON_MAINTENANCE_EVENTS
248 /* Tracepoint useful for monitors development, currenly only used in DA */
249 TRACE_EVENT(rv_retries_error,
250 
251 	TP_PROTO(char *name, char *event),
252 
253 	TP_ARGS(name, event),
254 
255 	TP_STRUCT__entry(
256 		__string(	name,	name	)
257 		__string(	event,	event	)
258 	),
259 
260 	TP_fast_assign(
261 		__assign_str(name);
262 		__assign_str(event);
263 	),
264 
265 	TP_printk(__stringify(MAX_DA_RETRY_RACING_EVENTS)
266 		" retries reached for event %s, resetting monitor %s",
267 		__get_str(event), __get_str(name))
268 );
269 #endif /* CONFIG_RV_MON_MAINTENANCE_EVENTS */
270 #endif /* _TRACE_RV_H */
271 
272 /* This part must be outside protection */
273 #undef TRACE_INCLUDE_PATH
274 #define TRACE_INCLUDE_PATH .
275 #undef TRACE_INCLUDE_FILE
276 #define TRACE_INCLUDE_FILE rv_trace
277 #include <trace/define_trace.h>
278