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Commit | Line | Data |
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361c99a6 ACM |
1 | #ifndef __PERF_EVLIST_H |
2 | #define __PERF_EVLIST_H 1 | |
3 | ||
7143849a | 4 | #include <linux/atomic.h> |
361c99a6 | 5 | #include <linux/list.h> |
1b85337d | 6 | #include <api/fd/array.h> |
50d08e47 | 7 | #include <stdio.h> |
70db7533 | 8 | #include "../perf.h" |
04391deb | 9 | #include "event.h" |
0c21f736 | 10 | #include "evsel.h" |
50d08e47 | 11 | #include "util.h" |
718c602d | 12 | #include "auxtrace.h" |
35b9d88e | 13 | #include <unistd.h> |
361c99a6 | 14 | |
5c581041 | 15 | struct pollfd; |
f8a95309 ACM |
16 | struct thread_map; |
17 | struct cpu_map; | |
b4006796 | 18 | struct record_opts; |
5c581041 | 19 | |
70db7533 ACM |
20 | #define PERF_EVLIST__HLIST_BITS 8 |
21 | #define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS) | |
22 | ||
82396986 ACM |
23 | /** |
24 | * struct perf_mmap - perf's ring buffer mmap details | |
25 | * | |
26 | * @refcnt - e.g. code using PERF_EVENT_IOC_SET_OUTPUT to share this | |
27 | */ | |
0479b8b9 DA |
28 | struct perf_mmap { |
29 | void *base; | |
30 | int mask; | |
7143849a | 31 | atomic_t refcnt; |
7b8283b5 | 32 | u64 prev; |
718c602d | 33 | struct auxtrace_mmap auxtrace_mmap; |
a73b6c19 | 34 | char event_copy[PERF_SAMPLE_MAX_SIZE] __attribute__((aligned(8))); |
0479b8b9 DA |
35 | }; |
36 | ||
361c99a6 ACM |
37 | struct perf_evlist { |
38 | struct list_head entries; | |
70db7533 | 39 | struct hlist_head heads[PERF_EVLIST__HLIST_SIZE]; |
361c99a6 | 40 | int nr_entries; |
97f63e4a | 41 | int nr_groups; |
aece948f | 42 | int nr_mmaps; |
86066064 | 43 | bool overwrite; |
2b56bcfb | 44 | bool enabled; |
994a1f78 | 45 | size_t mmap_len; |
75562573 AH |
46 | int id_pos; |
47 | int is_pos; | |
48 | u64 combined_sample_type; | |
35b9d88e ACM |
49 | struct { |
50 | int cork_fd; | |
51 | pid_t pid; | |
52 | } workload; | |
1b85337d | 53 | struct fdarray pollfd; |
70db7533 | 54 | struct perf_mmap *mmap; |
7e2ed097 ACM |
55 | struct thread_map *threads; |
56 | struct cpu_map *cpus; | |
81cce8de | 57 | struct perf_evsel *selected; |
75be989a | 58 | struct events_stats stats; |
361c99a6 ACM |
59 | }; |
60 | ||
ee29be62 ACM |
61 | struct perf_evsel_str_handler { |
62 | const char *name; | |
63 | void *handler; | |
64 | }; | |
65 | ||
334fe7a3 | 66 | struct perf_evlist *perf_evlist__new(void); |
b22d54b0 | 67 | struct perf_evlist *perf_evlist__new_default(void); |
7e2ed097 ACM |
68 | void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus, |
69 | struct thread_map *threads); | |
ef1d1af2 | 70 | void perf_evlist__exit(struct perf_evlist *evlist); |
361c99a6 ACM |
71 | void perf_evlist__delete(struct perf_evlist *evlist); |
72 | ||
73 | void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry); | |
74 | int perf_evlist__add_default(struct perf_evlist *evlist); | |
79695e1b ACM |
75 | int __perf_evlist__add_default_attrs(struct perf_evlist *evlist, |
76 | struct perf_event_attr *attrs, size_t nr_attrs); | |
e60fc847 | 77 | |
79695e1b ACM |
78 | #define perf_evlist__add_default_attrs(evlist, array) \ |
79 | __perf_evlist__add_default_attrs(evlist, array, ARRAY_SIZE(array)) | |
361c99a6 | 80 | |
39876e7d ACM |
81 | int perf_evlist__add_newtp(struct perf_evlist *evlist, |
82 | const char *sys, const char *name, void *handler); | |
83 | ||
745cefc5 | 84 | int perf_evlist__set_filter(struct perf_evlist *evlist, const char *filter); |
cfd70a26 | 85 | int perf_evlist__set_filter_pid(struct perf_evlist *evlist, pid_t pid); |
be199ada | 86 | int perf_evlist__set_filter_pids(struct perf_evlist *evlist, size_t npids, pid_t *pids); |
745cefc5 | 87 | |
da378962 ACM |
88 | struct perf_evsel * |
89 | perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id); | |
90 | ||
a2f2804a DA |
91 | struct perf_evsel * |
92 | perf_evlist__find_tracepoint_by_name(struct perf_evlist *evlist, | |
93 | const char *name); | |
94 | ||
a91e5431 ACM |
95 | void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel, |
96 | int cpu, int thread, u64 id); | |
3d3b5e95 | 97 | |
ad6765dd ACM |
98 | int perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd); |
99 | int perf_evlist__alloc_pollfd(struct perf_evlist *evlist); | |
1ddec7f0 ACM |
100 | int perf_evlist__filter_pollfd(struct perf_evlist *evlist, short revents_and_mask); |
101 | ||
f66a889d ACM |
102 | int perf_evlist__poll(struct perf_evlist *evlist, int timeout); |
103 | ||
70db7533 ACM |
104 | struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id); |
105 | ||
932a3594 JO |
106 | struct perf_sample_id *perf_evlist__id2sid(struct perf_evlist *evlist, u64 id); |
107 | ||
316c7136 | 108 | union perf_event *perf_evlist__mmap_read(struct perf_evlist *evlist, int idx); |
04391deb | 109 | |
8e50d384 ZZ |
110 | void perf_evlist__mmap_consume(struct perf_evlist *evlist, int idx); |
111 | ||
6a4bb04c | 112 | int perf_evlist__open(struct perf_evlist *evlist); |
a74b4b66 | 113 | void perf_evlist__close(struct perf_evlist *evlist); |
727ab04e | 114 | |
75562573 AH |
115 | void perf_evlist__set_id_pos(struct perf_evlist *evlist); |
116 | bool perf_can_sample_identifier(void); | |
b4006796 ACM |
117 | void perf_evlist__config(struct perf_evlist *evlist, struct record_opts *opts); |
118 | int record_opts__config(struct record_opts *opts); | |
0f82ebc4 | 119 | |
35b9d88e | 120 | int perf_evlist__prepare_workload(struct perf_evlist *evlist, |
602ad878 | 121 | struct target *target, |
55e162ea | 122 | const char *argv[], bool pipe_output, |
735f7e0b ACM |
123 | void (*exec_error)(int signo, siginfo_t *info, |
124 | void *ucontext)); | |
35b9d88e ACM |
125 | int perf_evlist__start_workload(struct perf_evlist *evlist); |
126 | ||
724ce97e ACM |
127 | struct option; |
128 | ||
e9db1310 | 129 | int __perf_evlist__parse_mmap_pages(unsigned int *mmap_pages, const char *str); |
994a1f78 JO |
130 | int perf_evlist__parse_mmap_pages(const struct option *opt, |
131 | const char *str, | |
132 | int unset); | |
133 | ||
718c602d AH |
134 | int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages, |
135 | bool overwrite, unsigned int auxtrace_pages, | |
136 | bool auxtrace_overwrite); | |
50a682ce ACM |
137 | int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages, |
138 | bool overwrite); | |
7e2ed097 ACM |
139 | void perf_evlist__munmap(struct perf_evlist *evlist); |
140 | ||
4152ab37 | 141 | void perf_evlist__disable(struct perf_evlist *evlist); |
764e16a3 | 142 | void perf_evlist__enable(struct perf_evlist *evlist); |
2b56bcfb | 143 | void perf_evlist__toggle_enable(struct perf_evlist *evlist); |
4152ab37 | 144 | |
395c3070 AH |
145 | int perf_evlist__disable_event(struct perf_evlist *evlist, |
146 | struct perf_evsel *evsel); | |
147 | int perf_evlist__enable_event(struct perf_evlist *evlist, | |
148 | struct perf_evsel *evsel); | |
1c65056c AH |
149 | int perf_evlist__enable_event_idx(struct perf_evlist *evlist, |
150 | struct perf_evsel *evsel, int idx); | |
395c3070 | 151 | |
81cce8de ACM |
152 | void perf_evlist__set_selected(struct perf_evlist *evlist, |
153 | struct perf_evsel *evsel); | |
154 | ||
7e2ed097 ACM |
155 | static inline void perf_evlist__set_maps(struct perf_evlist *evlist, |
156 | struct cpu_map *cpus, | |
157 | struct thread_map *threads) | |
158 | { | |
159 | evlist->cpus = cpus; | |
160 | evlist->threads = threads; | |
161 | } | |
162 | ||
602ad878 | 163 | int perf_evlist__create_maps(struct perf_evlist *evlist, struct target *target); |
23d4aad4 | 164 | int perf_evlist__apply_filters(struct perf_evlist *evlist, struct perf_evsel **err_evsel); |
f8a95309 | 165 | |
63dab225 ACM |
166 | void __perf_evlist__set_leader(struct list_head *list); |
167 | void perf_evlist__set_leader(struct perf_evlist *evlist); | |
168 | ||
9ede473c | 169 | u64 perf_evlist__read_format(struct perf_evlist *evlist); |
75562573 AH |
170 | u64 __perf_evlist__combined_sample_type(struct perf_evlist *evlist); |
171 | u64 perf_evlist__combined_sample_type(struct perf_evlist *evlist); | |
0c21f736 ACM |
172 | bool perf_evlist__sample_id_all(struct perf_evlist *evlist); |
173 | u16 perf_evlist__id_hdr_size(struct perf_evlist *evlist); | |
74429964 | 174 | |
a3f698fe | 175 | int perf_evlist__parse_sample(struct perf_evlist *evlist, union perf_event *event, |
0807d2d8 | 176 | struct perf_sample *sample); |
cb0b29e0 | 177 | |
0c21f736 ACM |
178 | bool perf_evlist__valid_sample_type(struct perf_evlist *evlist); |
179 | bool perf_evlist__valid_sample_id_all(struct perf_evlist *evlist); | |
9ede473c | 180 | bool perf_evlist__valid_read_format(struct perf_evlist *evlist); |
0529bc1f JO |
181 | |
182 | void perf_evlist__splice_list_tail(struct perf_evlist *evlist, | |
183 | struct list_head *list, | |
184 | int nr_entries); | |
0c21f736 ACM |
185 | |
186 | static inline struct perf_evsel *perf_evlist__first(struct perf_evlist *evlist) | |
187 | { | |
188 | return list_entry(evlist->entries.next, struct perf_evsel, node); | |
189 | } | |
190 | ||
191 | static inline struct perf_evsel *perf_evlist__last(struct perf_evlist *evlist) | |
192 | { | |
193 | return list_entry(evlist->entries.prev, struct perf_evsel, node); | |
194 | } | |
78f067b3 ACM |
195 | |
196 | size_t perf_evlist__fprintf(struct perf_evlist *evlist, FILE *fp); | |
0479b8b9 | 197 | |
a8f23d8f | 198 | int perf_evlist__strerror_open(struct perf_evlist *evlist, int err, char *buf, size_t size); |
956fa571 | 199 | int perf_evlist__strerror_mmap(struct perf_evlist *evlist, int err, char *buf, size_t size); |
6ef068cb | 200 | |
7b8283b5 | 201 | static inline u64 perf_mmap__read_head(struct perf_mmap *mm) |
0479b8b9 DA |
202 | { |
203 | struct perf_event_mmap_page *pc = mm->base; | |
7b8283b5 | 204 | u64 head = ACCESS_ONCE(pc->data_head); |
0479b8b9 DA |
205 | rmb(); |
206 | return head; | |
207 | } | |
208 | ||
7b8283b5 | 209 | static inline void perf_mmap__write_tail(struct perf_mmap *md, u64 tail) |
0479b8b9 DA |
210 | { |
211 | struct perf_event_mmap_page *pc = md->base; | |
212 | ||
213 | /* | |
214 | * ensure all reads are done before we write the tail out. | |
215 | */ | |
a94d342b | 216 | mb(); |
0479b8b9 DA |
217 | pc->data_tail = tail; |
218 | } | |
219 | ||
c09ec622 | 220 | bool perf_evlist__can_select_event(struct perf_evlist *evlist, const char *str); |
a025e4f0 AH |
221 | void perf_evlist__to_front(struct perf_evlist *evlist, |
222 | struct perf_evsel *move_evsel); | |
223 | ||
0050f7aa ACM |
224 | /** |
225 | * __evlist__for_each - iterate thru all the evsels | |
226 | * @list: list_head instance to iterate | |
227 | * @evsel: struct evsel iterator | |
228 | */ | |
229 | #define __evlist__for_each(list, evsel) \ | |
230 | list_for_each_entry(evsel, list, node) | |
231 | ||
232 | /** | |
233 | * evlist__for_each - iterate thru all the evsels | |
234 | * @evlist: evlist instance to iterate | |
235 | * @evsel: struct evsel iterator | |
236 | */ | |
237 | #define evlist__for_each(evlist, evsel) \ | |
238 | __evlist__for_each(&(evlist)->entries, evsel) | |
239 | ||
240 | /** | |
241 | * __evlist__for_each_continue - continue iteration thru all the evsels | |
242 | * @list: list_head instance to iterate | |
243 | * @evsel: struct evsel iterator | |
244 | */ | |
245 | #define __evlist__for_each_continue(list, evsel) \ | |
246 | list_for_each_entry_continue(evsel, list, node) | |
247 | ||
248 | /** | |
249 | * evlist__for_each_continue - continue iteration thru all the evsels | |
250 | * @evlist: evlist instance to iterate | |
251 | * @evsel: struct evsel iterator | |
252 | */ | |
253 | #define evlist__for_each_continue(evlist, evsel) \ | |
254 | __evlist__for_each_continue(&(evlist)->entries, evsel) | |
255 | ||
256 | /** | |
257 | * __evlist__for_each_reverse - iterate thru all the evsels in reverse order | |
258 | * @list: list_head instance to iterate | |
259 | * @evsel: struct evsel iterator | |
260 | */ | |
261 | #define __evlist__for_each_reverse(list, evsel) \ | |
262 | list_for_each_entry_reverse(evsel, list, node) | |
263 | ||
264 | /** | |
265 | * evlist__for_each_reverse - iterate thru all the evsels in reverse order | |
266 | * @evlist: evlist instance to iterate | |
267 | * @evsel: struct evsel iterator | |
268 | */ | |
269 | #define evlist__for_each_reverse(evlist, evsel) \ | |
270 | __evlist__for_each_reverse(&(evlist)->entries, evsel) | |
271 | ||
272 | /** | |
273 | * __evlist__for_each_safe - safely iterate thru all the evsels | |
274 | * @list: list_head instance to iterate | |
275 | * @tmp: struct evsel temp iterator | |
276 | * @evsel: struct evsel iterator | |
277 | */ | |
278 | #define __evlist__for_each_safe(list, tmp, evsel) \ | |
279 | list_for_each_entry_safe(evsel, tmp, list, node) | |
280 | ||
281 | /** | |
282 | * evlist__for_each_safe - safely iterate thru all the evsels | |
283 | * @evlist: evlist instance to iterate | |
284 | * @evsel: struct evsel iterator | |
285 | * @tmp: struct evsel temp iterator | |
286 | */ | |
287 | #define evlist__for_each_safe(evlist, tmp, evsel) \ | |
288 | __evlist__for_each_safe(&(evlist)->entries, tmp, evsel) | |
c09ec622 | 289 | |
60b0896c AH |
290 | void perf_evlist__set_tracking_event(struct perf_evlist *evlist, |
291 | struct perf_evsel *tracking_evsel); | |
361c99a6 | 292 | #endif /* __PERF_EVLIST_H */ |