1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 2361c99a6SArnaldo Carvalho de Melo #ifndef __PERF_EVLIST_H 3361c99a6SArnaldo Carvalho de Melo #define __PERF_EVLIST_H 1 4361c99a6SArnaldo Carvalho de Melo 55c97cac6SArnaldo Carvalho de Melo #include <linux/compiler.h> 6877a7a11SArnaldo Carvalho de Melo #include <linux/kernel.h> 725a3720cSElena Reshetova #include <linux/refcount.h> 8361c99a6SArnaldo Carvalho de Melo #include <linux/list.h> 91b85337dSArnaldo Carvalho de Melo #include <api/fd/array.h> 10ce9036a6SJiri Olsa #include <internal/evlist.h> 11515dbe48SJiri Olsa #include <internal/evsel.h> 1247729258SArnaldo Carvalho de Melo #include "events_stats.h" 130c21f736SArnaldo Carvalho de Melo #include "evsel.h" 14e0fcfb08SArnaldo Carvalho de Melo #include <pthread.h> 159607ad3aSArnaldo Carvalho de Melo #include <signal.h> 1635b9d88eSArnaldo Carvalho de Melo #include <unistd.h> 17361c99a6SArnaldo Carvalho de Melo 185c581041SArnaldo Carvalho de Melo struct pollfd; 19f8a95309SArnaldo Carvalho de Melo struct thread_map; 20f854839bSJiri Olsa struct perf_cpu_map; 21b4006796SArnaldo Carvalho de Melo struct record_opts; 225c581041SArnaldo Carvalho de Melo 23e0fcfb08SArnaldo Carvalho de Melo /* 24e0fcfb08SArnaldo Carvalho de Melo * State machine of bkw_mmap_state: 25e0fcfb08SArnaldo Carvalho de Melo * 26e0fcfb08SArnaldo Carvalho de Melo * .________________(forbid)_____________. 27e0fcfb08SArnaldo Carvalho de Melo * | V 28e0fcfb08SArnaldo Carvalho de Melo * NOTREADY --(0)--> RUNNING --(1)--> DATA_PENDING --(2)--> EMPTY 29e0fcfb08SArnaldo Carvalho de Melo * ^ ^ | ^ | 30e0fcfb08SArnaldo Carvalho de Melo * | |__(forbid)____/ |___(forbid)___/| 31e0fcfb08SArnaldo Carvalho de Melo * | | 32e0fcfb08SArnaldo Carvalho de Melo * \_________________(3)_______________/ 33e0fcfb08SArnaldo Carvalho de Melo * 34e0fcfb08SArnaldo Carvalho de Melo * NOTREADY : Backward ring buffers are not ready 35e0fcfb08SArnaldo Carvalho de Melo * RUNNING : Backward ring buffers are recording 36e0fcfb08SArnaldo Carvalho de Melo * DATA_PENDING : We are required to collect data from backward ring buffers 37e0fcfb08SArnaldo Carvalho de Melo * EMPTY : We have collected data from backward ring buffers. 38e0fcfb08SArnaldo Carvalho de Melo * 39e0fcfb08SArnaldo Carvalho de Melo * (0): Setup backward ring buffer 40e0fcfb08SArnaldo Carvalho de Melo * (1): Pause ring buffers for reading 41e0fcfb08SArnaldo Carvalho de Melo * (2): Read from ring buffers 42e0fcfb08SArnaldo Carvalho de Melo * (3): Resume ring buffers for recording 43e0fcfb08SArnaldo Carvalho de Melo */ 44e0fcfb08SArnaldo Carvalho de Melo enum bkw_mmap_state { 45e0fcfb08SArnaldo Carvalho de Melo BKW_MMAP_NOTREADY, 46e0fcfb08SArnaldo Carvalho de Melo BKW_MMAP_RUNNING, 47e0fcfb08SArnaldo Carvalho de Melo BKW_MMAP_DATA_PENDING, 48e0fcfb08SArnaldo Carvalho de Melo BKW_MMAP_EMPTY, 49e0fcfb08SArnaldo Carvalho de Melo }; 50e0fcfb08SArnaldo Carvalho de Melo 5163503dbaSJiri Olsa struct evlist { 52ce9036a6SJiri Olsa struct perf_evlist core; 5397f63e4aSNamhyung Kim int nr_groups; 542b56bcfbSArnaldo Carvalho de Melo bool enabled; 5575562573SAdrian Hunter int id_pos; 5675562573SAdrian Hunter int is_pos; 5775562573SAdrian Hunter u64 combined_sample_type; 5854cc54deSWang Nan enum bkw_mmap_state bkw_mmap_state; 5935b9d88eSArnaldo Carvalho de Melo struct { 6035b9d88eSArnaldo Carvalho de Melo int cork_fd; 6135b9d88eSArnaldo Carvalho de Melo pid_t pid; 6235b9d88eSArnaldo Carvalho de Melo } workload; 63a5830532SJiri Olsa struct mmap *mmap; 64a5830532SJiri Olsa struct mmap *overwrite_mmap; 6532dcd021SJiri Olsa struct evsel *selected; 6675be989aSArnaldo Carvalho de Melo struct events_stats stats; 672c07144dSKan Liang struct perf_env *env; 6863503dbaSJiri Olsa void (*trace_event_sample_raw)(struct evlist *evlist, 6993115d32SThomas Richter union perf_event *event, 7093115d32SThomas Richter struct perf_sample *sample); 716011518dSJin Yao u64 first_sample_time; 726011518dSJin Yao u64 last_sample_time; 73657ee553SSong Liu struct { 74657ee553SSong Liu pthread_t th; 75657ee553SSong Liu volatile int done; 76657ee553SSong Liu } thread; 778ab705b5SAlexey Budankov struct { 788ab705b5SAlexey Budankov int fd; /* control file descriptor */ 798ab705b5SAlexey Budankov int ack; /* ack file descriptor for control commands */ 808ab705b5SAlexey Budankov int pos; /* index at evlist core object to check signals */ 818ab705b5SAlexey Budankov } ctl_fd; 82361c99a6SArnaldo Carvalho de Melo }; 83361c99a6SArnaldo Carvalho de Melo 8432dcd021SJiri Olsa struct evsel_str_handler { 85ee29be62SArnaldo Carvalho de Melo const char *name; 86ee29be62SArnaldo Carvalho de Melo void *handler; 87ee29be62SArnaldo Carvalho de Melo }; 88ee29be62SArnaldo Carvalho de Melo 890f98b11cSJiri Olsa struct evlist *evlist__new(void); 9063503dbaSJiri Olsa struct evlist *perf_evlist__new_default(void); 9163503dbaSJiri Olsa struct evlist *perf_evlist__new_dummy(void); 9252c86bcaSJiri Olsa void evlist__init(struct evlist *evlist, struct perf_cpu_map *cpus, 939749b90eSJiri Olsa struct perf_thread_map *threads); 94470579b0SJiri Olsa void evlist__exit(struct evlist *evlist); 95c12995a5SJiri Olsa void evlist__delete(struct evlist *evlist); 96361c99a6SArnaldo Carvalho de Melo 97a1cf3a75SJiri Olsa void evlist__add(struct evlist *evlist, struct evsel *entry); 9816251027SJiri Olsa void evlist__remove(struct evlist *evlist, struct evsel *evsel); 99db918acbSArnaldo Carvalho de Melo 100e251abeeSArnaldo Carvalho de Melo int __evlist__add_default(struct evlist *evlist, bool precise); 101db918acbSArnaldo Carvalho de Melo 102e251abeeSArnaldo Carvalho de Melo static inline int evlist__add_default(struct evlist *evlist) 103db918acbSArnaldo Carvalho de Melo { 104e251abeeSArnaldo Carvalho de Melo return __evlist__add_default(evlist, true); 105db918acbSArnaldo Carvalho de Melo } 106db918acbSArnaldo Carvalho de Melo 107e251abeeSArnaldo Carvalho de Melo int __evlist__add_default_attrs(struct evlist *evlist, 10879695e1bSArnaldo Carvalho de Melo struct perf_event_attr *attrs, size_t nr_attrs); 10950d08e47SArnaldo Carvalho de Melo 110e251abeeSArnaldo Carvalho de Melo #define evlist__add_default_attrs(evlist, array) \ 111e251abeeSArnaldo Carvalho de Melo __evlist__add_default_attrs(evlist, array, ARRAY_SIZE(array)) 112361c99a6SArnaldo Carvalho de Melo 113e251abeeSArnaldo Carvalho de Melo int evlist__add_dummy(struct evlist *evlist); 1145bae0250SArnaldo Carvalho de Melo 115b38d85efSArnaldo Carvalho de Melo int perf_evlist__add_sb_event(struct evlist *evlist, 116657ee553SSong Liu struct perf_event_attr *attr, 11765ddce3fSArnaldo Carvalho de Melo evsel__sb_cb_t cb, 118657ee553SSong Liu void *data); 11965ddce3fSArnaldo Carvalho de Melo void evlist__set_cb(struct evlist *evlist, evsel__sb_cb_t cb, void *data); 12063503dbaSJiri Olsa int perf_evlist__start_sb_thread(struct evlist *evlist, 121657ee553SSong Liu struct target *target); 12263503dbaSJiri Olsa void perf_evlist__stop_sb_thread(struct evlist *evlist); 123657ee553SSong Liu 124e251abeeSArnaldo Carvalho de Melo int evlist__add_newtp(struct evlist *evlist, const char *sys, const char *name, void *handler); 12539876e7dSArnaldo Carvalho de Melo 126c0e53476SArnaldo Carvalho de Melo int __evlist__set_tracepoints_handlers(struct evlist *evlist, 127c0e53476SArnaldo Carvalho de Melo const struct evsel_str_handler *assocs, 128c0e53476SArnaldo Carvalho de Melo size_t nr_assocs); 129c0e53476SArnaldo Carvalho de Melo 130c0e53476SArnaldo Carvalho de Melo #define evlist__set_tracepoints_handlers(evlist, array) \ 131c0e53476SArnaldo Carvalho de Melo __evlist__set_tracepoints_handlers(evlist, array, ARRAY_SIZE(array)) 132c0e53476SArnaldo Carvalho de Melo 13363503dbaSJiri Olsa void __perf_evlist__set_sample_bit(struct evlist *evlist, 13422c8a376SArnaldo Carvalho de Melo enum perf_event_sample_format bit); 13563503dbaSJiri Olsa void __perf_evlist__reset_sample_bit(struct evlist *evlist, 13622c8a376SArnaldo Carvalho de Melo enum perf_event_sample_format bit); 13722c8a376SArnaldo Carvalho de Melo 13822c8a376SArnaldo Carvalho de Melo #define perf_evlist__set_sample_bit(evlist, bit) \ 13922c8a376SArnaldo Carvalho de Melo __perf_evlist__set_sample_bit(evlist, PERF_SAMPLE_##bit) 14022c8a376SArnaldo Carvalho de Melo 14122c8a376SArnaldo Carvalho de Melo #define perf_evlist__reset_sample_bit(evlist, bit) \ 14222c8a376SArnaldo Carvalho de Melo __perf_evlist__reset_sample_bit(evlist, PERF_SAMPLE_##bit) 14322c8a376SArnaldo Carvalho de Melo 14463503dbaSJiri Olsa int perf_evlist__set_tp_filter(struct evlist *evlist, const char *filter); 14563503dbaSJiri Olsa int perf_evlist__set_tp_filter_pid(struct evlist *evlist, pid_t pid); 14663503dbaSJiri Olsa int perf_evlist__set_tp_filter_pids(struct evlist *evlist, size_t npids, pid_t *pids); 147745cefc5SArnaldo Carvalho de Melo 14853c92f73SArnaldo Carvalho de Melo int perf_evlist__append_tp_filter(struct evlist *evlist, const char *filter); 14953c92f73SArnaldo Carvalho de Melo 1501827ab5bSArnaldo Carvalho de Melo int perf_evlist__append_tp_filter_pid(struct evlist *evlist, pid_t pid); 1511827ab5bSArnaldo Carvalho de Melo int perf_evlist__append_tp_filter_pids(struct evlist *evlist, size_t npids, pid_t *pids); 1521827ab5bSArnaldo Carvalho de Melo 15332dcd021SJiri Olsa struct evsel * 15463503dbaSJiri Olsa perf_evlist__find_tracepoint_by_id(struct evlist *evlist, int id); 155da378962SArnaldo Carvalho de Melo 15632dcd021SJiri Olsa struct evsel * 15763503dbaSJiri Olsa perf_evlist__find_tracepoint_by_name(struct evlist *evlist, 158a2f2804aSDavid Ahern const char *name); 159a2f2804aSDavid Ahern 160f4009e7bSJiri Olsa int evlist__add_pollfd(struct evlist *evlist, int fd); 161f4009e7bSJiri Olsa int evlist__filter_pollfd(struct evlist *evlist, short revents_and_mask); 1621ddec7f0SArnaldo Carvalho de Melo 16380ab2987SJiri Olsa int evlist__poll(struct evlist *evlist, int timeout); 164f66a889dSArnaldo Carvalho de Melo 16563503dbaSJiri Olsa struct evsel *perf_evlist__id2evsel(struct evlist *evlist, u64 id); 16663503dbaSJiri Olsa struct evsel *perf_evlist__id2evsel_strict(struct evlist *evlist, 167dddcf6abSAdrian Hunter u64 id); 16870db7533SArnaldo Carvalho de Melo 16963503dbaSJiri Olsa struct perf_sample_id *perf_evlist__id2sid(struct evlist *evlist, u64 id); 170932a3594SJiri Olsa 17163503dbaSJiri Olsa void perf_evlist__toggle_bkw_mmap(struct evlist *evlist, enum bkw_mmap_state state); 17254cc54deSWang Nan 1739521b5f2SJiri Olsa void evlist__mmap_consume(struct evlist *evlist, int idx); 1748e50d384SZhouyi Zhou 175474ddc4cSJiri Olsa int evlist__open(struct evlist *evlist); 176750b4edeSJiri Olsa void evlist__close(struct evlist *evlist); 177727ab04eSArnaldo Carvalho de Melo 178e68ae9cfSArnaldo Carvalho de Melo struct callchain_param; 179e68ae9cfSArnaldo Carvalho de Melo 18063503dbaSJiri Olsa void perf_evlist__set_id_pos(struct evlist *evlist); 18163503dbaSJiri Olsa void perf_evlist__config(struct evlist *evlist, struct record_opts *opts, 182e68ae9cfSArnaldo Carvalho de Melo struct callchain_param *callchain); 183b4006796SArnaldo Carvalho de Melo int record_opts__config(struct record_opts *opts); 1840f82ebc4SArnaldo Carvalho de Melo 18563503dbaSJiri Olsa int perf_evlist__prepare_workload(struct evlist *evlist, 186602ad878SArnaldo Carvalho de Melo struct target *target, 18755e162eaSNamhyung Kim const char *argv[], bool pipe_output, 188735f7e0bSArnaldo Carvalho de Melo void (*exec_error)(int signo, siginfo_t *info, 189735f7e0bSArnaldo Carvalho de Melo void *ucontext)); 19063503dbaSJiri Olsa int perf_evlist__start_workload(struct evlist *evlist); 19135b9d88eSArnaldo Carvalho de Melo 192724ce97eSArnaldo Carvalho de Melo struct option; 193724ce97eSArnaldo Carvalho de Melo 194e9db1310SAdrian Hunter int __perf_evlist__parse_mmap_pages(unsigned int *mmap_pages, const char *str); 195994a1f78SJiri Olsa int perf_evlist__parse_mmap_pages(const struct option *opt, 196994a1f78SJiri Olsa const char *str, 197994a1f78SJiri Olsa int unset); 198994a1f78SJiri Olsa 199f5e7150cSArnaldo Carvalho de Melo unsigned long perf_event_mlock_kb_in_pages(void); 200f5e7150cSArnaldo Carvalho de Melo 2019521b5f2SJiri Olsa int evlist__mmap_ex(struct evlist *evlist, unsigned int pages, 2027a276ff6SWang Nan unsigned int auxtrace_pages, 203470530bbSAlexey Budankov bool auxtrace_overwrite, int nr_cblocks, 20451255a8aSAlexey Budankov int affinity, int flush, int comp_level); 2059521b5f2SJiri Olsa int evlist__mmap(struct evlist *evlist, unsigned int pages); 206db6b7b13SJiri Olsa void evlist__munmap(struct evlist *evlist); 2077e2ed097SArnaldo Carvalho de Melo 2089521b5f2SJiri Olsa size_t evlist__mmap_size(unsigned long pages); 2090c582449SJiri Olsa 210e74676deSJiri Olsa void evlist__disable(struct evlist *evlist); 2111c87f165SJiri Olsa void evlist__enable(struct evlist *evlist); 21263503dbaSJiri Olsa void perf_evlist__toggle_enable(struct evlist *evlist); 2134152ab37SArnaldo Carvalho de Melo 21463503dbaSJiri Olsa int perf_evlist__enable_event_idx(struct evlist *evlist, 21532dcd021SJiri Olsa struct evsel *evsel, int idx); 216395c3070SAdrian Hunter 21763503dbaSJiri Olsa void perf_evlist__set_selected(struct evlist *evlist, 21832dcd021SJiri Olsa struct evsel *evsel); 21981cce8deSArnaldo Carvalho de Melo 22063503dbaSJiri Olsa int perf_evlist__create_maps(struct evlist *evlist, struct target *target); 22163503dbaSJiri Olsa int perf_evlist__apply_filters(struct evlist *evlist, struct evsel **err_evsel); 222f8a95309SArnaldo Carvalho de Melo 22363dab225SArnaldo Carvalho de Melo void __perf_evlist__set_leader(struct list_head *list); 22463503dbaSJiri Olsa void perf_evlist__set_leader(struct evlist *evlist); 22563dab225SArnaldo Carvalho de Melo 226b3c2cc2bSArnaldo Carvalho de Melo u64 __evlist__combined_sample_type(struct evlist *evlist); 227b3c2cc2bSArnaldo Carvalho de Melo u64 evlist__combined_sample_type(struct evlist *evlist); 22892c7d7cdSArnaldo Carvalho de Melo u64 evlist__combined_branch_type(struct evlist *evlist); 2298cedf3a5SArnaldo Carvalho de Melo bool evlist__sample_id_all(struct evlist *evlist); 23063503dbaSJiri Olsa u16 perf_evlist__id_hdr_size(struct evlist *evlist); 23174429964SFrederic Weisbecker 23263503dbaSJiri Olsa int perf_evlist__parse_sample(struct evlist *evlist, union perf_event *event, 2330807d2d8SArnaldo Carvalho de Melo struct perf_sample *sample); 234cb0b29e0SArnaldo Carvalho de Melo 23563503dbaSJiri Olsa int perf_evlist__parse_sample_timestamp(struct evlist *evlist, 23601468120SJiri Olsa union perf_event *event, 23701468120SJiri Olsa u64 *timestamp); 23801468120SJiri Olsa 239b3c2cc2bSArnaldo Carvalho de Melo bool evlist__valid_sample_type(struct evlist *evlist); 2408cedf3a5SArnaldo Carvalho de Melo bool evlist__valid_sample_id_all(struct evlist *evlist); 24163503dbaSJiri Olsa bool perf_evlist__valid_read_format(struct evlist *evlist); 2420529bc1fSJiri Olsa 24363503dbaSJiri Olsa void perf_evlist__splice_list_tail(struct evlist *evlist, 244f114d6efSAdrian Hunter struct list_head *list); 2450c21f736SArnaldo Carvalho de Melo 24663503dbaSJiri Olsa static inline bool perf_evlist__empty(struct evlist *evlist) 24764831a21SDavid Carrillo-Cisneros { 248ce9036a6SJiri Olsa return list_empty(&evlist->core.entries); 24964831a21SDavid Carrillo-Cisneros } 25064831a21SDavid Carrillo-Cisneros 251515dbe48SJiri Olsa static inline struct evsel *evlist__first(struct evlist *evlist) 2520c21f736SArnaldo Carvalho de Melo { 253515dbe48SJiri Olsa struct perf_evsel *evsel = perf_evlist__first(&evlist->core); 254515dbe48SJiri Olsa 255515dbe48SJiri Olsa return container_of(evsel, struct evsel, core); 2560c21f736SArnaldo Carvalho de Melo } 2570c21f736SArnaldo Carvalho de Melo 258515dbe48SJiri Olsa static inline struct evsel *evlist__last(struct evlist *evlist) 2590c21f736SArnaldo Carvalho de Melo { 260515dbe48SJiri Olsa struct perf_evsel *evsel = perf_evlist__last(&evlist->core); 261515dbe48SJiri Olsa 262515dbe48SJiri Olsa return container_of(evsel, struct evsel, core); 2630c21f736SArnaldo Carvalho de Melo } 26478f067b3SArnaldo Carvalho de Melo 265d1f249ecSArnaldo Carvalho de Melo int evlist__strerror_open(struct evlist *evlist, int err, char *buf, size_t size); 266d1f249ecSArnaldo Carvalho de Melo int evlist__strerror_mmap(struct evlist *evlist, int err, char *buf, size_t size); 2676ef068cbSArnaldo Carvalho de Melo 26863503dbaSJiri Olsa bool perf_evlist__can_select_event(struct evlist *evlist, const char *str); 26963503dbaSJiri Olsa void perf_evlist__to_front(struct evlist *evlist, 27032dcd021SJiri Olsa struct evsel *move_evsel); 271a025e4f0SAdrian Hunter 2720050f7aaSArnaldo Carvalho de Melo /** 273e5cadb93SArnaldo Carvalho de Melo * __evlist__for_each_entry - iterate thru all the evsels 2740050f7aaSArnaldo Carvalho de Melo * @list: list_head instance to iterate 2750050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 2760050f7aaSArnaldo Carvalho de Melo */ 277e5cadb93SArnaldo Carvalho de Melo #define __evlist__for_each_entry(list, evsel) \ 278b27c4eceSJiri Olsa list_for_each_entry(evsel, list, core.node) 2790050f7aaSArnaldo Carvalho de Melo 2800050f7aaSArnaldo Carvalho de Melo /** 281e5cadb93SArnaldo Carvalho de Melo * evlist__for_each_entry - iterate thru all the evsels 2820050f7aaSArnaldo Carvalho de Melo * @evlist: evlist instance to iterate 2830050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 2840050f7aaSArnaldo Carvalho de Melo */ 285e5cadb93SArnaldo Carvalho de Melo #define evlist__for_each_entry(evlist, evsel) \ 286ce9036a6SJiri Olsa __evlist__for_each_entry(&(evlist)->core.entries, evsel) 2870050f7aaSArnaldo Carvalho de Melo 2880050f7aaSArnaldo Carvalho de Melo /** 289e5cadb93SArnaldo Carvalho de Melo * __evlist__for_each_entry_continue - continue iteration thru all the evsels 2900050f7aaSArnaldo Carvalho de Melo * @list: list_head instance to iterate 2910050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 2920050f7aaSArnaldo Carvalho de Melo */ 293e5cadb93SArnaldo Carvalho de Melo #define __evlist__for_each_entry_continue(list, evsel) \ 294b27c4eceSJiri Olsa list_for_each_entry_continue(evsel, list, core.node) 2950050f7aaSArnaldo Carvalho de Melo 2960050f7aaSArnaldo Carvalho de Melo /** 297e5cadb93SArnaldo Carvalho de Melo * evlist__for_each_entry_continue - continue iteration thru all the evsels 2980050f7aaSArnaldo Carvalho de Melo * @evlist: evlist instance to iterate 2990050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 3000050f7aaSArnaldo Carvalho de Melo */ 301e5cadb93SArnaldo Carvalho de Melo #define evlist__for_each_entry_continue(evlist, evsel) \ 302ce9036a6SJiri Olsa __evlist__for_each_entry_continue(&(evlist)->core.entries, evsel) 3030050f7aaSArnaldo Carvalho de Melo 3040050f7aaSArnaldo Carvalho de Melo /** 305e5cadb93SArnaldo Carvalho de Melo * __evlist__for_each_entry_reverse - iterate thru all the evsels in reverse order 3060050f7aaSArnaldo Carvalho de Melo * @list: list_head instance to iterate 3070050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 3080050f7aaSArnaldo Carvalho de Melo */ 309e5cadb93SArnaldo Carvalho de Melo #define __evlist__for_each_entry_reverse(list, evsel) \ 310b27c4eceSJiri Olsa list_for_each_entry_reverse(evsel, list, core.node) 3110050f7aaSArnaldo Carvalho de Melo 3120050f7aaSArnaldo Carvalho de Melo /** 313e5cadb93SArnaldo Carvalho de Melo * evlist__for_each_entry_reverse - iterate thru all the evsels in reverse order 3140050f7aaSArnaldo Carvalho de Melo * @evlist: evlist instance to iterate 3150050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 3160050f7aaSArnaldo Carvalho de Melo */ 317e5cadb93SArnaldo Carvalho de Melo #define evlist__for_each_entry_reverse(evlist, evsel) \ 318ce9036a6SJiri Olsa __evlist__for_each_entry_reverse(&(evlist)->core.entries, evsel) 3190050f7aaSArnaldo Carvalho de Melo 3200050f7aaSArnaldo Carvalho de Melo /** 321e5cadb93SArnaldo Carvalho de Melo * __evlist__for_each_entry_safe - safely iterate thru all the evsels 3220050f7aaSArnaldo Carvalho de Melo * @list: list_head instance to iterate 3230050f7aaSArnaldo Carvalho de Melo * @tmp: struct evsel temp iterator 3240050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 3250050f7aaSArnaldo Carvalho de Melo */ 326e5cadb93SArnaldo Carvalho de Melo #define __evlist__for_each_entry_safe(list, tmp, evsel) \ 327b27c4eceSJiri Olsa list_for_each_entry_safe(evsel, tmp, list, core.node) 3280050f7aaSArnaldo Carvalho de Melo 3290050f7aaSArnaldo Carvalho de Melo /** 330e5cadb93SArnaldo Carvalho de Melo * evlist__for_each_entry_safe - safely iterate thru all the evsels 3310050f7aaSArnaldo Carvalho de Melo * @evlist: evlist instance to iterate 3320050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 3330050f7aaSArnaldo Carvalho de Melo * @tmp: struct evsel temp iterator 3340050f7aaSArnaldo Carvalho de Melo */ 335e5cadb93SArnaldo Carvalho de Melo #define evlist__for_each_entry_safe(evlist, tmp, evsel) \ 336ce9036a6SJiri Olsa __evlist__for_each_entry_safe(&(evlist)->core.entries, tmp, evsel) 337c09ec622SAdrian Hunter 338a8cbe40fSAndi Kleen #define evlist__for_each_cpu(evlist, index, cpu) \ 339a8cbe40fSAndi Kleen evlist__cpu_iter_start(evlist); \ 340a8cbe40fSAndi Kleen perf_cpu_map__for_each_cpu (cpu, index, (evlist)->core.all_cpus) 341a8cbe40fSAndi Kleen 342442ad225SAdrian Hunter struct evsel *perf_evlist__get_tracking_event(struct evlist *evlist); 34363503dbaSJiri Olsa void perf_evlist__set_tracking_event(struct evlist *evlist, 34432dcd021SJiri Olsa struct evsel *tracking_evsel); 34545cf6c33SJiri Olsa 346a8cbe40fSAndi Kleen void evlist__cpu_iter_start(struct evlist *evlist); 347a8cbe40fSAndi Kleen bool evsel__cpu_iter_skip(struct evsel *ev, int cpu); 348a8cbe40fSAndi Kleen bool evsel__cpu_iter_skip_no_inc(struct evsel *ev, int cpu); 349a8cbe40fSAndi Kleen 35032dcd021SJiri Olsa struct evsel * 35163503dbaSJiri Olsa perf_evlist__find_evsel_by_str(struct evlist *evlist, const char *str); 3527cb5c5acSJiri Olsa 35363503dbaSJiri Olsa struct evsel *perf_evlist__event2evsel(struct evlist *evlist, 3547cb5c5acSJiri Olsa union perf_event *event); 35507d6f446SArnaldo Carvalho de Melo 35663503dbaSJiri Olsa bool perf_evlist__exclude_kernel(struct evlist *evlist); 357e2bdbe80SJin Yao 35863503dbaSJiri Olsa void perf_evlist__force_leader(struct evlist *evlist); 359e2bdbe80SJin Yao 36063503dbaSJiri Olsa struct evsel *perf_evlist__reset_weak_group(struct evlist *evlist, 3614804e011SAndi Kleen struct evsel *evsel, 3624804e011SAndi Kleen bool close); 363ec886bf5SAlexey Budankov #define EVLIST_CTL_CMD_ENABLE_TAG "enable" 364ec886bf5SAlexey Budankov #define EVLIST_CTL_CMD_DISABLE_TAG "disable" 365ec886bf5SAlexey Budankov #define EVLIST_CTL_CMD_ACK_TAG "ack\n" 366d20aff15SAdrian Hunter #define EVLIST_CTL_CMD_SNAPSHOT_TAG "snapshot" 367ec886bf5SAlexey Budankov 368ec886bf5SAlexey Budankov #define EVLIST_CTL_CMD_MAX_LEN 64 369ec886bf5SAlexey Budankov 370ec886bf5SAlexey Budankov enum evlist_ctl_cmd { 371ec886bf5SAlexey Budankov EVLIST_CTL_CMD_UNSUPPORTED = 0, 372ec886bf5SAlexey Budankov EVLIST_CTL_CMD_ENABLE, 373ec886bf5SAlexey Budankov EVLIST_CTL_CMD_DISABLE, 374d20aff15SAdrian Hunter EVLIST_CTL_CMD_ACK, 375d20aff15SAdrian Hunter EVLIST_CTL_CMD_SNAPSHOT, 376ec886bf5SAlexey Budankov }; 377ec886bf5SAlexey Budankov 378a8fcbd26SAdrian Hunter int evlist__parse_control(const char *str, int *ctl_fd, int *ctl_fd_ack, bool *ctl_fd_close); 379ee7fe31eSAdrian Hunter void evlist__close_control(int ctl_fd, int ctl_fd_ack, bool *ctl_fd_close); 380ec886bf5SAlexey Budankov int evlist__initialize_ctlfd(struct evlist *evlist, int ctl_fd, int ctl_fd_ack); 381ec886bf5SAlexey Budankov int evlist__finalize_ctlfd(struct evlist *evlist); 382ec886bf5SAlexey Budankov bool evlist__ctlfd_initialized(struct evlist *evlist); 383ec886bf5SAlexey Budankov int evlist__ctlfd_process(struct evlist *evlist, enum evlist_ctl_cmd *cmd); 384d20aff15SAdrian Hunter int evlist__ctlfd_ack(struct evlist *evlist); 385ec886bf5SAlexey Budankov 3862162b9c6SAlexey Budankov #define EVLIST_ENABLED_MSG "Events enabled\n" 3872162b9c6SAlexey Budankov #define EVLIST_DISABLED_MSG "Events disabled\n" 3882162b9c6SAlexey Budankov 389b214ba8cSNamhyung Kim struct evsel *evlist__find_evsel(struct evlist *evlist, int idx); 390361c99a6SArnaldo Carvalho de Melo #endif /* __PERF_EVLIST_H */ 391