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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 | ||
4 | #include <linux/list.h> | |
1b85337d | 5 | #include <api/fd/array.h> |
50d08e47 | 6 | #include <stdio.h> |
70db7533 | 7 | #include "../perf.h" |
04391deb | 8 | #include "event.h" |
0c21f736 | 9 | #include "evsel.h" |
50d08e47 | 10 | #include "util.h" |
35b9d88e | 11 | #include <unistd.h> |
361c99a6 | 12 | |
5c581041 | 13 | struct pollfd; |
f8a95309 ACM |
14 | struct thread_map; |
15 | struct cpu_map; | |
b4006796 | 16 | struct record_opts; |
5c581041 | 17 | |
70db7533 ACM |
18 | #define PERF_EVLIST__HLIST_BITS 8 |
19 | #define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS) | |
20 | ||
82396986 ACM |
21 | /** |
22 | * struct perf_mmap - perf's ring buffer mmap details | |
23 | * | |
24 | * @refcnt - e.g. code using PERF_EVENT_IOC_SET_OUTPUT to share this | |
25 | */ | |
0479b8b9 DA |
26 | struct perf_mmap { |
27 | void *base; | |
28 | int mask; | |
82396986 | 29 | int refcnt; |
0479b8b9 | 30 | unsigned int prev; |
a65cb4b9 | 31 | char event_copy[PERF_SAMPLE_MAX_SIZE]; |
0479b8b9 DA |
32 | }; |
33 | ||
361c99a6 ACM |
34 | struct perf_evlist { |
35 | struct list_head entries; | |
70db7533 | 36 | struct hlist_head heads[PERF_EVLIST__HLIST_SIZE]; |
361c99a6 | 37 | int nr_entries; |
97f63e4a | 38 | int nr_groups; |
aece948f | 39 | int nr_mmaps; |
994a1f78 | 40 | size_t mmap_len; |
75562573 AH |
41 | int id_pos; |
42 | int is_pos; | |
43 | u64 combined_sample_type; | |
35b9d88e ACM |
44 | struct { |
45 | int cork_fd; | |
46 | pid_t pid; | |
47 | } workload; | |
7bb41152 | 48 | bool overwrite; |
1b85337d | 49 | struct fdarray pollfd; |
70db7533 | 50 | struct perf_mmap *mmap; |
7e2ed097 ACM |
51 | struct thread_map *threads; |
52 | struct cpu_map *cpus; | |
81cce8de | 53 | struct perf_evsel *selected; |
361c99a6 ACM |
54 | }; |
55 | ||
ee29be62 ACM |
56 | struct perf_evsel_str_handler { |
57 | const char *name; | |
58 | void *handler; | |
59 | }; | |
60 | ||
334fe7a3 | 61 | struct perf_evlist *perf_evlist__new(void); |
b22d54b0 | 62 | struct perf_evlist *perf_evlist__new_default(void); |
7e2ed097 ACM |
63 | void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus, |
64 | struct thread_map *threads); | |
ef1d1af2 | 65 | void perf_evlist__exit(struct perf_evlist *evlist); |
361c99a6 ACM |
66 | void perf_evlist__delete(struct perf_evlist *evlist); |
67 | ||
68 | void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry); | |
69 | int perf_evlist__add_default(struct perf_evlist *evlist); | |
79695e1b ACM |
70 | int __perf_evlist__add_default_attrs(struct perf_evlist *evlist, |
71 | struct perf_event_attr *attrs, size_t nr_attrs); | |
e60fc847 | 72 | |
79695e1b ACM |
73 | #define perf_evlist__add_default_attrs(evlist, array) \ |
74 | __perf_evlist__add_default_attrs(evlist, array, ARRAY_SIZE(array)) | |
361c99a6 | 75 | |
39876e7d ACM |
76 | int perf_evlist__add_newtp(struct perf_evlist *evlist, |
77 | const char *sys, const char *name, void *handler); | |
78 | ||
745cefc5 ACM |
79 | int perf_evlist__set_filter(struct perf_evlist *evlist, const char *filter); |
80 | ||
da378962 ACM |
81 | struct perf_evsel * |
82 | perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id); | |
83 | ||
a2f2804a DA |
84 | struct perf_evsel * |
85 | perf_evlist__find_tracepoint_by_name(struct perf_evlist *evlist, | |
86 | const char *name); | |
87 | ||
a91e5431 ACM |
88 | void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel, |
89 | int cpu, int thread, u64 id); | |
3d3b5e95 | 90 | |
ad6765dd ACM |
91 | int perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd); |
92 | int perf_evlist__alloc_pollfd(struct perf_evlist *evlist); | |
1ddec7f0 ACM |
93 | int perf_evlist__filter_pollfd(struct perf_evlist *evlist, short revents_and_mask); |
94 | ||
f66a889d ACM |
95 | int perf_evlist__poll(struct perf_evlist *evlist, int timeout); |
96 | ||
70db7533 ACM |
97 | struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id); |
98 | ||
932a3594 JO |
99 | struct perf_sample_id *perf_evlist__id2sid(struct perf_evlist *evlist, u64 id); |
100 | ||
316c7136 | 101 | union perf_event *perf_evlist__mmap_read(struct perf_evlist *evlist, int idx); |
04391deb | 102 | |
8e50d384 ZZ |
103 | void perf_evlist__mmap_consume(struct perf_evlist *evlist, int idx); |
104 | ||
6a4bb04c | 105 | int perf_evlist__open(struct perf_evlist *evlist); |
a74b4b66 | 106 | void perf_evlist__close(struct perf_evlist *evlist); |
727ab04e | 107 | |
75562573 AH |
108 | void perf_evlist__set_id_pos(struct perf_evlist *evlist); |
109 | bool perf_can_sample_identifier(void); | |
b4006796 ACM |
110 | void perf_evlist__config(struct perf_evlist *evlist, struct record_opts *opts); |
111 | int record_opts__config(struct record_opts *opts); | |
0f82ebc4 | 112 | |
35b9d88e | 113 | int perf_evlist__prepare_workload(struct perf_evlist *evlist, |
602ad878 | 114 | struct target *target, |
55e162ea | 115 | const char *argv[], bool pipe_output, |
735f7e0b ACM |
116 | void (*exec_error)(int signo, siginfo_t *info, |
117 | void *ucontext)); | |
35b9d88e ACM |
118 | int perf_evlist__start_workload(struct perf_evlist *evlist); |
119 | ||
724ce97e ACM |
120 | struct option; |
121 | ||
994a1f78 JO |
122 | int perf_evlist__parse_mmap_pages(const struct option *opt, |
123 | const char *str, | |
124 | int unset); | |
125 | ||
50a682ce ACM |
126 | int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages, |
127 | bool overwrite); | |
7e2ed097 ACM |
128 | void perf_evlist__munmap(struct perf_evlist *evlist); |
129 | ||
4152ab37 | 130 | void perf_evlist__disable(struct perf_evlist *evlist); |
764e16a3 | 131 | void perf_evlist__enable(struct perf_evlist *evlist); |
4152ab37 | 132 | |
395c3070 AH |
133 | int perf_evlist__disable_event(struct perf_evlist *evlist, |
134 | struct perf_evsel *evsel); | |
135 | int perf_evlist__enable_event(struct perf_evlist *evlist, | |
136 | struct perf_evsel *evsel); | |
1c65056c AH |
137 | int perf_evlist__enable_event_idx(struct perf_evlist *evlist, |
138 | struct perf_evsel *evsel, int idx); | |
395c3070 | 139 | |
81cce8de ACM |
140 | void perf_evlist__set_selected(struct perf_evlist *evlist, |
141 | struct perf_evsel *evsel); | |
142 | ||
7e2ed097 ACM |
143 | static inline void perf_evlist__set_maps(struct perf_evlist *evlist, |
144 | struct cpu_map *cpus, | |
145 | struct thread_map *threads) | |
146 | { | |
147 | evlist->cpus = cpus; | |
148 | evlist->threads = threads; | |
149 | } | |
150 | ||
602ad878 | 151 | int perf_evlist__create_maps(struct perf_evlist *evlist, struct target *target); |
1491a632 | 152 | int perf_evlist__apply_filters(struct perf_evlist *evlist); |
f8a95309 | 153 | |
63dab225 ACM |
154 | void __perf_evlist__set_leader(struct list_head *list); |
155 | void perf_evlist__set_leader(struct perf_evlist *evlist); | |
156 | ||
9ede473c | 157 | u64 perf_evlist__read_format(struct perf_evlist *evlist); |
75562573 AH |
158 | u64 __perf_evlist__combined_sample_type(struct perf_evlist *evlist); |
159 | u64 perf_evlist__combined_sample_type(struct perf_evlist *evlist); | |
0c21f736 ACM |
160 | bool perf_evlist__sample_id_all(struct perf_evlist *evlist); |
161 | u16 perf_evlist__id_hdr_size(struct perf_evlist *evlist); | |
74429964 | 162 | |
a3f698fe | 163 | int perf_evlist__parse_sample(struct perf_evlist *evlist, union perf_event *event, |
0807d2d8 | 164 | struct perf_sample *sample); |
cb0b29e0 | 165 | |
0c21f736 ACM |
166 | bool perf_evlist__valid_sample_type(struct perf_evlist *evlist); |
167 | bool perf_evlist__valid_sample_id_all(struct perf_evlist *evlist); | |
9ede473c | 168 | bool perf_evlist__valid_read_format(struct perf_evlist *evlist); |
0529bc1f JO |
169 | |
170 | void perf_evlist__splice_list_tail(struct perf_evlist *evlist, | |
171 | struct list_head *list, | |
172 | int nr_entries); | |
0c21f736 ACM |
173 | |
174 | static inline struct perf_evsel *perf_evlist__first(struct perf_evlist *evlist) | |
175 | { | |
176 | return list_entry(evlist->entries.next, struct perf_evsel, node); | |
177 | } | |
178 | ||
179 | static inline struct perf_evsel *perf_evlist__last(struct perf_evlist *evlist) | |
180 | { | |
181 | return list_entry(evlist->entries.prev, struct perf_evsel, node); | |
182 | } | |
78f067b3 ACM |
183 | |
184 | size_t perf_evlist__fprintf(struct perf_evlist *evlist, FILE *fp); | |
0479b8b9 | 185 | |
a8f23d8f | 186 | int perf_evlist__strerror_open(struct perf_evlist *evlist, int err, char *buf, size_t size); |
956fa571 | 187 | int perf_evlist__strerror_mmap(struct perf_evlist *evlist, int err, char *buf, size_t size); |
6ef068cb | 188 | |
0479b8b9 DA |
189 | static inline unsigned int perf_mmap__read_head(struct perf_mmap *mm) |
190 | { | |
191 | struct perf_event_mmap_page *pc = mm->base; | |
a94d342b | 192 | int head = ACCESS_ONCE(pc->data_head); |
0479b8b9 DA |
193 | rmb(); |
194 | return head; | |
195 | } | |
196 | ||
197 | static inline void perf_mmap__write_tail(struct perf_mmap *md, | |
198 | unsigned long tail) | |
199 | { | |
200 | struct perf_event_mmap_page *pc = md->base; | |
201 | ||
202 | /* | |
203 | * ensure all reads are done before we write the tail out. | |
204 | */ | |
a94d342b | 205 | mb(); |
0479b8b9 DA |
206 | pc->data_tail = tail; |
207 | } | |
208 | ||
c09ec622 | 209 | bool perf_evlist__can_select_event(struct perf_evlist *evlist, const char *str); |
a025e4f0 AH |
210 | void perf_evlist__to_front(struct perf_evlist *evlist, |
211 | struct perf_evsel *move_evsel); | |
212 | ||
0050f7aa ACM |
213 | /** |
214 | * __evlist__for_each - iterate thru all the evsels | |
215 | * @list: list_head instance to iterate | |
216 | * @evsel: struct evsel iterator | |
217 | */ | |
218 | #define __evlist__for_each(list, evsel) \ | |
219 | list_for_each_entry(evsel, list, node) | |
220 | ||
221 | /** | |
222 | * evlist__for_each - iterate thru all the evsels | |
223 | * @evlist: evlist instance to iterate | |
224 | * @evsel: struct evsel iterator | |
225 | */ | |
226 | #define evlist__for_each(evlist, evsel) \ | |
227 | __evlist__for_each(&(evlist)->entries, evsel) | |
228 | ||
229 | /** | |
230 | * __evlist__for_each_continue - continue iteration thru all the evsels | |
231 | * @list: list_head instance to iterate | |
232 | * @evsel: struct evsel iterator | |
233 | */ | |
234 | #define __evlist__for_each_continue(list, evsel) \ | |
235 | list_for_each_entry_continue(evsel, list, node) | |
236 | ||
237 | /** | |
238 | * evlist__for_each_continue - continue iteration thru all the evsels | |
239 | * @evlist: evlist instance to iterate | |
240 | * @evsel: struct evsel iterator | |
241 | */ | |
242 | #define evlist__for_each_continue(evlist, evsel) \ | |
243 | __evlist__for_each_continue(&(evlist)->entries, evsel) | |
244 | ||
245 | /** | |
246 | * __evlist__for_each_reverse - iterate thru all the evsels in reverse order | |
247 | * @list: list_head instance to iterate | |
248 | * @evsel: struct evsel iterator | |
249 | */ | |
250 | #define __evlist__for_each_reverse(list, evsel) \ | |
251 | list_for_each_entry_reverse(evsel, list, node) | |
252 | ||
253 | /** | |
254 | * evlist__for_each_reverse - iterate thru all the evsels in reverse order | |
255 | * @evlist: evlist instance to iterate | |
256 | * @evsel: struct evsel iterator | |
257 | */ | |
258 | #define evlist__for_each_reverse(evlist, evsel) \ | |
259 | __evlist__for_each_reverse(&(evlist)->entries, evsel) | |
260 | ||
261 | /** | |
262 | * __evlist__for_each_safe - safely iterate thru all the evsels | |
263 | * @list: list_head instance to iterate | |
264 | * @tmp: struct evsel temp iterator | |
265 | * @evsel: struct evsel iterator | |
266 | */ | |
267 | #define __evlist__for_each_safe(list, tmp, evsel) \ | |
268 | list_for_each_entry_safe(evsel, tmp, list, node) | |
269 | ||
270 | /** | |
271 | * evlist__for_each_safe - safely iterate thru all the evsels | |
272 | * @evlist: evlist instance to iterate | |
273 | * @evsel: struct evsel iterator | |
274 | * @tmp: struct evsel temp iterator | |
275 | */ | |
276 | #define evlist__for_each_safe(evlist, tmp, evsel) \ | |
277 | __evlist__for_each_safe(&(evlist)->entries, tmp, evsel) | |
c09ec622 | 278 | |
60b0896c AH |
279 | void perf_evlist__set_tracking_event(struct perf_evlist *evlist, |
280 | struct perf_evsel *tracking_evsel); | |
281 | ||
361c99a6 | 282 | #endif /* __PERF_EVLIST_H */ |