~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/tools/perf/util/evlist.h

Version: ~ [ linux-5.6-rc1 ] ~ [ linux-5.5.2 ] ~ [ linux-5.4.17 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.102 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.170 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.213 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.213 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.19.8 ] ~ [ linux-3.18.140 ] ~ [ linux-3.17.8 ] ~ [ linux-3.16.81 ] ~ [ linux-3.15.10 ] ~ [ linux-3.14.79 ] ~ [ linux-3.13.11 ] ~ [ linux-3.12.74 ] ~ [ linux-3.11.10 ] ~ [ linux-3.10.108 ] ~ [ linux-3.9.11 ] ~ [ linux-3.8.13 ] ~ [ linux-3.7.10 ] ~ [ linux-3.6.11 ] ~ [ linux-3.5.7 ] ~ [ linux-3.4.113 ] ~ [ linux-3.3.8 ] ~ [ linux-3.2.102 ] ~ [ linux-3.1.10 ] ~ [ linux-3.0.101 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 /* SPDX-License-Identifier: GPL-2.0 */
  2 #ifndef __PERF_EVLIST_H
  3 #define __PERF_EVLIST_H 1
  4 
  5 #include <linux/compiler.h>
  6 #include <linux/kernel.h>
  7 #include <linux/refcount.h>
  8 #include <linux/list.h>
  9 #include <api/fd/array.h>
 10 #include <stdio.h>
 11 #include "../perf.h"
 12 #include "event.h"
 13 #include "evsel.h"
 14 #include "mmap.h"
 15 #include "util.h"
 16 #include <signal.h>
 17 #include <unistd.h>
 18 
 19 struct pollfd;
 20 struct thread_map;
 21 struct cpu_map;
 22 struct record_opts;
 23 
 24 #define PERF_EVLIST__HLIST_BITS 8
 25 #define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS)
 26 
 27 struct perf_evlist {
 28         struct list_head entries;
 29         struct hlist_head heads[PERF_EVLIST__HLIST_SIZE];
 30         int              nr_entries;
 31         int              nr_groups;
 32         int              nr_mmaps;
 33         bool             enabled;
 34         bool             has_user_cpus;
 35         size_t           mmap_len;
 36         int              id_pos;
 37         int              is_pos;
 38         u64              combined_sample_type;
 39         enum bkw_mmap_state bkw_mmap_state;
 40         struct {
 41                 int     cork_fd;
 42                 pid_t   pid;
 43         } workload;
 44         struct fdarray   pollfd;
 45         struct perf_mmap *mmap;
 46         struct perf_mmap *overwrite_mmap;
 47         struct thread_map *threads;
 48         struct cpu_map    *cpus;
 49         struct perf_evsel *selected;
 50         struct events_stats stats;
 51         struct perf_env *env;
 52         void (*trace_event_sample_raw)(struct perf_evlist *evlist,
 53                                        union perf_event *event,
 54                                        struct perf_sample *sample);
 55         u64             first_sample_time;
 56         u64             last_sample_time;
 57         struct {
 58                 pthread_t               th;
 59                 volatile int            done;
 60         } thread;
 61 };
 62 
 63 struct perf_evsel_str_handler {
 64         const char *name;
 65         void       *handler;
 66 };
 67 
 68 struct perf_evlist *perf_evlist__new(void);
 69 struct perf_evlist *perf_evlist__new_default(void);
 70 struct perf_evlist *perf_evlist__new_dummy(void);
 71 void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus,
 72                        struct thread_map *threads);
 73 void perf_evlist__exit(struct perf_evlist *evlist);
 74 void perf_evlist__delete(struct perf_evlist *evlist);
 75 
 76 void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry);
 77 void perf_evlist__remove(struct perf_evlist *evlist, struct perf_evsel *evsel);
 78 
 79 int __perf_evlist__add_default(struct perf_evlist *evlist, bool precise);
 80 
 81 static inline int perf_evlist__add_default(struct perf_evlist *evlist)
 82 {
 83         return __perf_evlist__add_default(evlist, true);
 84 }
 85 
 86 int __perf_evlist__add_default_attrs(struct perf_evlist *evlist,
 87                                      struct perf_event_attr *attrs, size_t nr_attrs);
 88 
 89 #define perf_evlist__add_default_attrs(evlist, array) \
 90         __perf_evlist__add_default_attrs(evlist, array, ARRAY_SIZE(array))
 91 
 92 int perf_evlist__add_dummy(struct perf_evlist *evlist);
 93 
 94 int perf_evlist__add_sb_event(struct perf_evlist **evlist,
 95                               struct perf_event_attr *attr,
 96                               perf_evsel__sb_cb_t cb,
 97                               void *data);
 98 int perf_evlist__start_sb_thread(struct perf_evlist *evlist,
 99                                  struct target *target);
100 void perf_evlist__stop_sb_thread(struct perf_evlist *evlist);
101 
102 int perf_evlist__add_newtp(struct perf_evlist *evlist,
103                            const char *sys, const char *name, void *handler);
104 
105 void __perf_evlist__set_sample_bit(struct perf_evlist *evlist,
106                                    enum perf_event_sample_format bit);
107 void __perf_evlist__reset_sample_bit(struct perf_evlist *evlist,
108                                      enum perf_event_sample_format bit);
109 
110 #define perf_evlist__set_sample_bit(evlist, bit) \
111         __perf_evlist__set_sample_bit(evlist, PERF_SAMPLE_##bit)
112 
113 #define perf_evlist__reset_sample_bit(evlist, bit) \
114         __perf_evlist__reset_sample_bit(evlist, PERF_SAMPLE_##bit)
115 
116 int perf_evlist__set_tp_filter(struct perf_evlist *evlist, const char *filter);
117 int perf_evlist__set_tp_filter_pid(struct perf_evlist *evlist, pid_t pid);
118 int perf_evlist__set_tp_filter_pids(struct perf_evlist *evlist, size_t npids, pid_t *pids);
119 
120 struct perf_evsel *
121 perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id);
122 
123 struct perf_evsel *
124 perf_evlist__find_tracepoint_by_name(struct perf_evlist *evlist,
125                                      const char *name);
126 
127 void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel,
128                          int cpu, int thread, u64 id);
129 int perf_evlist__id_add_fd(struct perf_evlist *evlist,
130                            struct perf_evsel *evsel,
131                            int cpu, int thread, int fd);
132 
133 int perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd);
134 int perf_evlist__alloc_pollfd(struct perf_evlist *evlist);
135 int perf_evlist__filter_pollfd(struct perf_evlist *evlist, short revents_and_mask);
136 
137 int perf_evlist__poll(struct perf_evlist *evlist, int timeout);
138 
139 struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id);
140 struct perf_evsel *perf_evlist__id2evsel_strict(struct perf_evlist *evlist,
141                                                 u64 id);
142 
143 struct perf_sample_id *perf_evlist__id2sid(struct perf_evlist *evlist, u64 id);
144 
145 void perf_evlist__toggle_bkw_mmap(struct perf_evlist *evlist, enum bkw_mmap_state state);
146 
147 void perf_evlist__mmap_consume(struct perf_evlist *evlist, int idx);
148 
149 int perf_evlist__open(struct perf_evlist *evlist);
150 void perf_evlist__close(struct perf_evlist *evlist);
151 
152 struct callchain_param;
153 
154 void perf_evlist__set_id_pos(struct perf_evlist *evlist);
155 bool perf_can_sample_identifier(void);
156 bool perf_can_record_switch_events(void);
157 bool perf_can_record_cpu_wide(void);
158 void perf_evlist__config(struct perf_evlist *evlist, struct record_opts *opts,
159                          struct callchain_param *callchain);
160 int record_opts__config(struct record_opts *opts);
161 
162 int perf_evlist__prepare_workload(struct perf_evlist *evlist,
163                                   struct target *target,
164                                   const char *argv[], bool pipe_output,
165                                   void (*exec_error)(int signo, siginfo_t *info,
166                                                      void *ucontext));
167 int perf_evlist__start_workload(struct perf_evlist *evlist);
168 
169 struct option;
170 
171 int __perf_evlist__parse_mmap_pages(unsigned int *mmap_pages, const char *str);
172 int perf_evlist__parse_mmap_pages(const struct option *opt,
173                                   const char *str,
174                                   int unset);
175 
176 unsigned long perf_event_mlock_kb_in_pages(void);
177 
178 int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages,
179                          unsigned int auxtrace_pages,
180                          bool auxtrace_overwrite, int nr_cblocks,
181                          int affinity, int flush, int comp_level);
182 int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages);
183 void perf_evlist__munmap(struct perf_evlist *evlist);
184 
185 size_t perf_evlist__mmap_size(unsigned long pages);
186 
187 void perf_evlist__disable(struct perf_evlist *evlist);
188 void perf_evlist__enable(struct perf_evlist *evlist);
189 void perf_evlist__toggle_enable(struct perf_evlist *evlist);
190 
191 int perf_evlist__enable_event_idx(struct perf_evlist *evlist,
192                                   struct perf_evsel *evsel, int idx);
193 
194 void perf_evlist__set_selected(struct perf_evlist *evlist,
195                                struct perf_evsel *evsel);
196 
197 void perf_evlist__set_maps(struct perf_evlist *evlist, struct cpu_map *cpus,
198                            struct thread_map *threads);
199 int perf_evlist__create_maps(struct perf_evlist *evlist, struct target *target);
200 int perf_evlist__apply_filters(struct perf_evlist *evlist, struct perf_evsel **err_evsel);
201 
202 void __perf_evlist__set_leader(struct list_head *list);
203 void perf_evlist__set_leader(struct perf_evlist *evlist);
204 
205 u64 perf_evlist__read_format(struct perf_evlist *evlist);
206 u64 __perf_evlist__combined_sample_type(struct perf_evlist *evlist);
207 u64 perf_evlist__combined_sample_type(struct perf_evlist *evlist);
208 u64 perf_evlist__combined_branch_type(struct perf_evlist *evlist);
209 bool perf_evlist__sample_id_all(struct perf_evlist *evlist);
210 u16 perf_evlist__id_hdr_size(struct perf_evlist *evlist);
211 
212 int perf_evlist__parse_sample(struct perf_evlist *evlist, union perf_event *event,
213                               struct perf_sample *sample);
214 
215 int perf_evlist__parse_sample_timestamp(struct perf_evlist *evlist,
216                                         union perf_event *event,
217                                         u64 *timestamp);
218 
219 bool perf_evlist__valid_sample_type(struct perf_evlist *evlist);
220 bool perf_evlist__valid_sample_id_all(struct perf_evlist *evlist);
221 bool perf_evlist__valid_read_format(struct perf_evlist *evlist);
222 
223 void perf_evlist__splice_list_tail(struct perf_evlist *evlist,
224                                    struct list_head *list);
225 
226 static inline bool perf_evlist__empty(struct perf_evlist *evlist)
227 {
228         return list_empty(&evlist->entries);
229 }
230 
231 static inline struct perf_evsel *perf_evlist__first(struct perf_evlist *evlist)
232 {
233         return list_entry(evlist->entries.next, struct perf_evsel, node);
234 }
235 
236 static inline struct perf_evsel *perf_evlist__last(struct perf_evlist *evlist)
237 {
238         return list_entry(evlist->entries.prev, struct perf_evsel, node);
239 }
240 
241 size_t perf_evlist__fprintf(struct perf_evlist *evlist, FILE *fp);
242 
243 int perf_evlist__strerror_open(struct perf_evlist *evlist, int err, char *buf, size_t size);
244 int perf_evlist__strerror_mmap(struct perf_evlist *evlist, int err, char *buf, size_t size);
245 
246 bool perf_evlist__can_select_event(struct perf_evlist *evlist, const char *str);
247 void perf_evlist__to_front(struct perf_evlist *evlist,
248                            struct perf_evsel *move_evsel);
249 
250 /**
251  * __evlist__for_each_entry - iterate thru all the evsels
252  * @list: list_head instance to iterate
253  * @evsel: struct evsel iterator
254  */
255 #define __evlist__for_each_entry(list, evsel) \
256         list_for_each_entry(evsel, list, node)
257 
258 /**
259  * evlist__for_each_entry - iterate thru all the evsels
260  * @evlist: evlist instance to iterate
261  * @evsel: struct evsel iterator
262  */
263 #define evlist__for_each_entry(evlist, evsel) \
264         __evlist__for_each_entry(&(evlist)->entries, evsel)
265 
266 /**
267  * __evlist__for_each_entry_continue - continue iteration thru all the evsels
268  * @list: list_head instance to iterate
269  * @evsel: struct evsel iterator
270  */
271 #define __evlist__for_each_entry_continue(list, evsel) \
272         list_for_each_entry_continue(evsel, list, node)
273 
274 /**
275  * evlist__for_each_entry_continue - continue iteration thru all the evsels
276  * @evlist: evlist instance to iterate
277  * @evsel: struct evsel iterator
278  */
279 #define evlist__for_each_entry_continue(evlist, evsel) \
280         __evlist__for_each_entry_continue(&(evlist)->entries, evsel)
281 
282 /**
283  * __evlist__for_each_entry_reverse - iterate thru all the evsels in reverse order
284  * @list: list_head instance to iterate
285  * @evsel: struct evsel iterator
286  */
287 #define __evlist__for_each_entry_reverse(list, evsel) \
288         list_for_each_entry_reverse(evsel, list, node)
289 
290 /**
291  * evlist__for_each_entry_reverse - iterate thru all the evsels in reverse order
292  * @evlist: evlist instance to iterate
293  * @evsel: struct evsel iterator
294  */
295 #define evlist__for_each_entry_reverse(evlist, evsel) \
296         __evlist__for_each_entry_reverse(&(evlist)->entries, evsel)
297 
298 /**
299  * __evlist__for_each_entry_safe - safely iterate thru all the evsels
300  * @list: list_head instance to iterate
301  * @tmp: struct evsel temp iterator
302  * @evsel: struct evsel iterator
303  */
304 #define __evlist__for_each_entry_safe(list, tmp, evsel) \
305         list_for_each_entry_safe(evsel, tmp, list, node)
306 
307 /**
308  * evlist__for_each_entry_safe - safely iterate thru all the evsels
309  * @evlist: evlist instance to iterate
310  * @evsel: struct evsel iterator
311  * @tmp: struct evsel temp iterator
312  */
313 #define evlist__for_each_entry_safe(evlist, tmp, evsel) \
314         __evlist__for_each_entry_safe(&(evlist)->entries, tmp, evsel)
315 
316 void perf_evlist__set_tracking_event(struct perf_evlist *evlist,
317                                      struct perf_evsel *tracking_evsel);
318 
319 struct perf_evsel *
320 perf_evlist__find_evsel_by_str(struct perf_evlist *evlist, const char *str);
321 
322 struct perf_evsel *perf_evlist__event2evsel(struct perf_evlist *evlist,
323                                             union perf_event *event);
324 
325 bool perf_evlist__exclude_kernel(struct perf_evlist *evlist);
326 
327 void perf_evlist__force_leader(struct perf_evlist *evlist);
328 
329 struct perf_evsel *perf_evlist__reset_weak_group(struct perf_evlist *evlist,
330                                                  struct perf_evsel *evsel);
331 #endif /* __PERF_EVLIST_H */
332 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | Wiki (Japanese) | Wiki (English) | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

osdn.jp