1361c99a6SArnaldo Carvalho de Melo #ifndef __PERF_EVLIST_H 2361c99a6SArnaldo Carvalho de Melo #define __PERF_EVLIST_H 1 3361c99a6SArnaldo Carvalho de Melo 47143849aSArnaldo Carvalho de Melo #include <linux/atomic.h> 5361c99a6SArnaldo Carvalho de Melo #include <linux/list.h> 61b85337dSArnaldo Carvalho de Melo #include <api/fd/array.h> 750d08e47SArnaldo Carvalho de Melo #include <stdio.h> 870db7533SArnaldo Carvalho de Melo #include "../perf.h" 904391debSArnaldo Carvalho de Melo #include "event.h" 100c21f736SArnaldo Carvalho de Melo #include "evsel.h" 1150d08e47SArnaldo Carvalho de Melo #include "util.h" 12718c602dSAdrian Hunter #include "auxtrace.h" 1335b9d88eSArnaldo Carvalho de Melo #include <unistd.h> 14361c99a6SArnaldo Carvalho de Melo 155c581041SArnaldo Carvalho de Melo struct pollfd; 16f8a95309SArnaldo Carvalho de Melo struct thread_map; 17f8a95309SArnaldo Carvalho de Melo struct cpu_map; 18b4006796SArnaldo Carvalho de Melo struct record_opts; 195c581041SArnaldo Carvalho de Melo 2070db7533SArnaldo Carvalho de Melo #define PERF_EVLIST__HLIST_BITS 8 2170db7533SArnaldo Carvalho de Melo #define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS) 2270db7533SArnaldo Carvalho de Melo 2382396986SArnaldo Carvalho de Melo /** 2482396986SArnaldo Carvalho de Melo * struct perf_mmap - perf's ring buffer mmap details 2582396986SArnaldo Carvalho de Melo * 2682396986SArnaldo Carvalho de Melo * @refcnt - e.g. code using PERF_EVENT_IOC_SET_OUTPUT to share this 2782396986SArnaldo Carvalho de Melo */ 280479b8b9SDavid Ahern struct perf_mmap { 290479b8b9SDavid Ahern void *base; 300479b8b9SDavid Ahern int mask; 317143849aSArnaldo Carvalho de Melo atomic_t refcnt; 327b8283b5SDavid Ahern u64 prev; 33718c602dSAdrian Hunter struct auxtrace_mmap auxtrace_mmap; 34a73b6c19SDavid Ahern char event_copy[PERF_SAMPLE_MAX_SIZE] __attribute__((aligned(8))); 350479b8b9SDavid Ahern }; 360479b8b9SDavid Ahern 37361c99a6SArnaldo Carvalho de Melo struct perf_evlist { 38361c99a6SArnaldo Carvalho de Melo struct list_head entries; 3970db7533SArnaldo Carvalho de Melo struct hlist_head heads[PERF_EVLIST__HLIST_SIZE]; 40361c99a6SArnaldo Carvalho de Melo int nr_entries; 4197f63e4aSNamhyung Kim int nr_groups; 42aece948fSArnaldo Carvalho de Melo int nr_mmaps; 4386066064SArnaldo Carvalho de Melo bool overwrite; 44994a1f78SJiri Olsa size_t mmap_len; 4575562573SAdrian Hunter int id_pos; 4675562573SAdrian Hunter int is_pos; 4775562573SAdrian Hunter u64 combined_sample_type; 4835b9d88eSArnaldo Carvalho de Melo struct { 4935b9d88eSArnaldo Carvalho de Melo int cork_fd; 5035b9d88eSArnaldo Carvalho de Melo pid_t pid; 5135b9d88eSArnaldo Carvalho de Melo } workload; 521b85337dSArnaldo Carvalho de Melo struct fdarray pollfd; 5370db7533SArnaldo Carvalho de Melo struct perf_mmap *mmap; 547e2ed097SArnaldo Carvalho de Melo struct thread_map *threads; 557e2ed097SArnaldo Carvalho de Melo struct cpu_map *cpus; 5681cce8deSArnaldo Carvalho de Melo struct perf_evsel *selected; 5775be989aSArnaldo Carvalho de Melo struct events_stats stats; 58361c99a6SArnaldo Carvalho de Melo }; 59361c99a6SArnaldo Carvalho de Melo 60ee29be62SArnaldo Carvalho de Melo struct perf_evsel_str_handler { 61ee29be62SArnaldo Carvalho de Melo const char *name; 62ee29be62SArnaldo Carvalho de Melo void *handler; 63ee29be62SArnaldo Carvalho de Melo }; 64ee29be62SArnaldo Carvalho de Melo 65334fe7a3SNamhyung Kim struct perf_evlist *perf_evlist__new(void); 66b22d54b0SJiri Olsa struct perf_evlist *perf_evlist__new_default(void); 677e2ed097SArnaldo Carvalho de Melo void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus, 687e2ed097SArnaldo Carvalho de Melo struct thread_map *threads); 69ef1d1af2SArnaldo Carvalho de Melo void perf_evlist__exit(struct perf_evlist *evlist); 70361c99a6SArnaldo Carvalho de Melo void perf_evlist__delete(struct perf_evlist *evlist); 71361c99a6SArnaldo Carvalho de Melo 72361c99a6SArnaldo Carvalho de Melo void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry); 73361c99a6SArnaldo Carvalho de Melo int perf_evlist__add_default(struct perf_evlist *evlist); 7479695e1bSArnaldo Carvalho de Melo int __perf_evlist__add_default_attrs(struct perf_evlist *evlist, 7579695e1bSArnaldo Carvalho de Melo struct perf_event_attr *attrs, size_t nr_attrs); 7650d08e47SArnaldo Carvalho de Melo 7779695e1bSArnaldo Carvalho de Melo #define perf_evlist__add_default_attrs(evlist, array) \ 7879695e1bSArnaldo Carvalho de Melo __perf_evlist__add_default_attrs(evlist, array, ARRAY_SIZE(array)) 79361c99a6SArnaldo Carvalho de Melo 8039876e7dSArnaldo Carvalho de Melo int perf_evlist__add_newtp(struct perf_evlist *evlist, 8139876e7dSArnaldo Carvalho de Melo const char *sys, const char *name, void *handler); 8239876e7dSArnaldo Carvalho de Melo 83745cefc5SArnaldo Carvalho de Melo int perf_evlist__set_filter(struct perf_evlist *evlist, const char *filter); 84cfd70a26SArnaldo Carvalho de Melo int perf_evlist__set_filter_pid(struct perf_evlist *evlist, pid_t pid); 85be199adaSArnaldo Carvalho de Melo int perf_evlist__set_filter_pids(struct perf_evlist *evlist, size_t npids, pid_t *pids); 86745cefc5SArnaldo Carvalho de Melo 87da378962SArnaldo Carvalho de Melo struct perf_evsel * 88da378962SArnaldo Carvalho de Melo perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id); 89da378962SArnaldo Carvalho de Melo 90a2f2804aSDavid Ahern struct perf_evsel * 91a2f2804aSDavid Ahern perf_evlist__find_tracepoint_by_name(struct perf_evlist *evlist, 92a2f2804aSDavid Ahern const char *name); 93a2f2804aSDavid Ahern 94a91e5431SArnaldo Carvalho de Melo void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel, 953d3b5e95SArnaldo Carvalho de Melo int cpu, int thread, u64 id); 963d3b5e95SArnaldo Carvalho de Melo 97ad6765ddSArnaldo Carvalho de Melo int perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd); 98ad6765ddSArnaldo Carvalho de Melo int perf_evlist__alloc_pollfd(struct perf_evlist *evlist); 991ddec7f0SArnaldo Carvalho de Melo int perf_evlist__filter_pollfd(struct perf_evlist *evlist, short revents_and_mask); 1001ddec7f0SArnaldo Carvalho de Melo 101f66a889dSArnaldo Carvalho de Melo int perf_evlist__poll(struct perf_evlist *evlist, int timeout); 102f66a889dSArnaldo Carvalho de Melo 10370db7533SArnaldo Carvalho de Melo struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id); 10470db7533SArnaldo Carvalho de Melo 105932a3594SJiri Olsa struct perf_sample_id *perf_evlist__id2sid(struct perf_evlist *evlist, u64 id); 106932a3594SJiri Olsa 107316c7136SArnaldo Carvalho de Melo union perf_event *perf_evlist__mmap_read(struct perf_evlist *evlist, int idx); 10804391debSArnaldo Carvalho de Melo 1098e50d384SZhouyi Zhou void perf_evlist__mmap_consume(struct perf_evlist *evlist, int idx); 1108e50d384SZhouyi Zhou 1116a4bb04cSJiri Olsa int perf_evlist__open(struct perf_evlist *evlist); 112a74b4b66SNamhyung Kim void perf_evlist__close(struct perf_evlist *evlist); 113727ab04eSArnaldo Carvalho de Melo 11475562573SAdrian Hunter void perf_evlist__set_id_pos(struct perf_evlist *evlist); 11575562573SAdrian Hunter bool perf_can_sample_identifier(void); 116b4006796SArnaldo Carvalho de Melo void perf_evlist__config(struct perf_evlist *evlist, struct record_opts *opts); 117b4006796SArnaldo Carvalho de Melo int record_opts__config(struct record_opts *opts); 1180f82ebc4SArnaldo Carvalho de Melo 11935b9d88eSArnaldo Carvalho de Melo int perf_evlist__prepare_workload(struct perf_evlist *evlist, 120602ad878SArnaldo Carvalho de Melo struct target *target, 12155e162eaSNamhyung Kim const char *argv[], bool pipe_output, 122735f7e0bSArnaldo Carvalho de Melo void (*exec_error)(int signo, siginfo_t *info, 123735f7e0bSArnaldo Carvalho de Melo void *ucontext)); 12435b9d88eSArnaldo Carvalho de Melo int perf_evlist__start_workload(struct perf_evlist *evlist); 12535b9d88eSArnaldo Carvalho de Melo 126724ce97eSArnaldo Carvalho de Melo struct option; 127724ce97eSArnaldo Carvalho de Melo 128e9db1310SAdrian Hunter int __perf_evlist__parse_mmap_pages(unsigned int *mmap_pages, const char *str); 129994a1f78SJiri Olsa int perf_evlist__parse_mmap_pages(const struct option *opt, 130994a1f78SJiri Olsa const char *str, 131994a1f78SJiri Olsa int unset); 132994a1f78SJiri Olsa 133718c602dSAdrian Hunter int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages, 134718c602dSAdrian Hunter bool overwrite, unsigned int auxtrace_pages, 135718c602dSAdrian Hunter bool auxtrace_overwrite); 13650a682ceSArnaldo Carvalho de Melo int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages, 13750a682ceSArnaldo Carvalho de Melo bool overwrite); 1387e2ed097SArnaldo Carvalho de Melo void perf_evlist__munmap(struct perf_evlist *evlist); 1397e2ed097SArnaldo Carvalho de Melo 1404152ab37SArnaldo Carvalho de Melo void perf_evlist__disable(struct perf_evlist *evlist); 141764e16a3SDavid Ahern void perf_evlist__enable(struct perf_evlist *evlist); 1424152ab37SArnaldo Carvalho de Melo 143395c3070SAdrian Hunter int perf_evlist__disable_event(struct perf_evlist *evlist, 144395c3070SAdrian Hunter struct perf_evsel *evsel); 145395c3070SAdrian Hunter int perf_evlist__enable_event(struct perf_evlist *evlist, 146395c3070SAdrian Hunter struct perf_evsel *evsel); 1471c65056cSAdrian Hunter int perf_evlist__enable_event_idx(struct perf_evlist *evlist, 1481c65056cSAdrian Hunter struct perf_evsel *evsel, int idx); 149395c3070SAdrian Hunter 15081cce8deSArnaldo Carvalho de Melo void perf_evlist__set_selected(struct perf_evlist *evlist, 15181cce8deSArnaldo Carvalho de Melo struct perf_evsel *evsel); 15281cce8deSArnaldo Carvalho de Melo 1537e2ed097SArnaldo Carvalho de Melo static inline void perf_evlist__set_maps(struct perf_evlist *evlist, 1547e2ed097SArnaldo Carvalho de Melo struct cpu_map *cpus, 1557e2ed097SArnaldo Carvalho de Melo struct thread_map *threads) 1567e2ed097SArnaldo Carvalho de Melo { 1577e2ed097SArnaldo Carvalho de Melo evlist->cpus = cpus; 1587e2ed097SArnaldo Carvalho de Melo evlist->threads = threads; 1597e2ed097SArnaldo Carvalho de Melo } 1607e2ed097SArnaldo Carvalho de Melo 161602ad878SArnaldo Carvalho de Melo int perf_evlist__create_maps(struct perf_evlist *evlist, struct target *target); 16223d4aad4SArnaldo Carvalho de Melo int perf_evlist__apply_filters(struct perf_evlist *evlist, struct perf_evsel **err_evsel); 163f8a95309SArnaldo Carvalho de Melo 16463dab225SArnaldo Carvalho de Melo void __perf_evlist__set_leader(struct list_head *list); 16563dab225SArnaldo Carvalho de Melo void perf_evlist__set_leader(struct perf_evlist *evlist); 16663dab225SArnaldo Carvalho de Melo 1679ede473cSJiri Olsa u64 perf_evlist__read_format(struct perf_evlist *evlist); 16875562573SAdrian Hunter u64 __perf_evlist__combined_sample_type(struct perf_evlist *evlist); 16975562573SAdrian Hunter u64 perf_evlist__combined_sample_type(struct perf_evlist *evlist); 1700c21f736SArnaldo Carvalho de Melo bool perf_evlist__sample_id_all(struct perf_evlist *evlist); 1710c21f736SArnaldo Carvalho de Melo u16 perf_evlist__id_hdr_size(struct perf_evlist *evlist); 17274429964SFrederic Weisbecker 173a3f698feSArnaldo Carvalho de Melo int perf_evlist__parse_sample(struct perf_evlist *evlist, union perf_event *event, 1740807d2d8SArnaldo Carvalho de Melo struct perf_sample *sample); 175cb0b29e0SArnaldo Carvalho de Melo 1760c21f736SArnaldo Carvalho de Melo bool perf_evlist__valid_sample_type(struct perf_evlist *evlist); 1770c21f736SArnaldo Carvalho de Melo bool perf_evlist__valid_sample_id_all(struct perf_evlist *evlist); 1789ede473cSJiri Olsa bool perf_evlist__valid_read_format(struct perf_evlist *evlist); 1790529bc1fSJiri Olsa 1800529bc1fSJiri Olsa void perf_evlist__splice_list_tail(struct perf_evlist *evlist, 1810529bc1fSJiri Olsa struct list_head *list, 1820529bc1fSJiri Olsa int nr_entries); 1830c21f736SArnaldo Carvalho de Melo 1840c21f736SArnaldo Carvalho de Melo static inline struct perf_evsel *perf_evlist__first(struct perf_evlist *evlist) 1850c21f736SArnaldo Carvalho de Melo { 1860c21f736SArnaldo Carvalho de Melo return list_entry(evlist->entries.next, struct perf_evsel, node); 1870c21f736SArnaldo Carvalho de Melo } 1880c21f736SArnaldo Carvalho de Melo 1890c21f736SArnaldo Carvalho de Melo static inline struct perf_evsel *perf_evlist__last(struct perf_evlist *evlist) 1900c21f736SArnaldo Carvalho de Melo { 1910c21f736SArnaldo Carvalho de Melo return list_entry(evlist->entries.prev, struct perf_evsel, node); 1920c21f736SArnaldo Carvalho de Melo } 19378f067b3SArnaldo Carvalho de Melo 19478f067b3SArnaldo Carvalho de Melo size_t perf_evlist__fprintf(struct perf_evlist *evlist, FILE *fp); 1950479b8b9SDavid Ahern 196a8f23d8fSArnaldo Carvalho de Melo int perf_evlist__strerror_open(struct perf_evlist *evlist, int err, char *buf, size_t size); 197956fa571SArnaldo Carvalho de Melo int perf_evlist__strerror_mmap(struct perf_evlist *evlist, int err, char *buf, size_t size); 1986ef068cbSArnaldo Carvalho de Melo 1997b8283b5SDavid Ahern static inline u64 perf_mmap__read_head(struct perf_mmap *mm) 2000479b8b9SDavid Ahern { 2010479b8b9SDavid Ahern struct perf_event_mmap_page *pc = mm->base; 2027b8283b5SDavid Ahern u64 head = ACCESS_ONCE(pc->data_head); 2030479b8b9SDavid Ahern rmb(); 2040479b8b9SDavid Ahern return head; 2050479b8b9SDavid Ahern } 2060479b8b9SDavid Ahern 2077b8283b5SDavid Ahern static inline void perf_mmap__write_tail(struct perf_mmap *md, u64 tail) 2080479b8b9SDavid Ahern { 2090479b8b9SDavid Ahern struct perf_event_mmap_page *pc = md->base; 2100479b8b9SDavid Ahern 2110479b8b9SDavid Ahern /* 2120479b8b9SDavid Ahern * ensure all reads are done before we write the tail out. 2130479b8b9SDavid Ahern */ 214a94d342bSPeter Zijlstra mb(); 2150479b8b9SDavid Ahern pc->data_tail = tail; 2160479b8b9SDavid Ahern } 2170479b8b9SDavid Ahern 218c09ec622SAdrian Hunter bool perf_evlist__can_select_event(struct perf_evlist *evlist, const char *str); 219a025e4f0SAdrian Hunter void perf_evlist__to_front(struct perf_evlist *evlist, 220a025e4f0SAdrian Hunter struct perf_evsel *move_evsel); 221a025e4f0SAdrian Hunter 2220050f7aaSArnaldo Carvalho de Melo /** 2230050f7aaSArnaldo Carvalho de Melo * __evlist__for_each - iterate thru all the evsels 2240050f7aaSArnaldo Carvalho de Melo * @list: list_head instance to iterate 2250050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 2260050f7aaSArnaldo Carvalho de Melo */ 2270050f7aaSArnaldo Carvalho de Melo #define __evlist__for_each(list, evsel) \ 2280050f7aaSArnaldo Carvalho de Melo list_for_each_entry(evsel, list, node) 2290050f7aaSArnaldo Carvalho de Melo 2300050f7aaSArnaldo Carvalho de Melo /** 2310050f7aaSArnaldo Carvalho de Melo * evlist__for_each - iterate thru all the evsels 2320050f7aaSArnaldo Carvalho de Melo * @evlist: evlist instance to iterate 2330050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 2340050f7aaSArnaldo Carvalho de Melo */ 2350050f7aaSArnaldo Carvalho de Melo #define evlist__for_each(evlist, evsel) \ 2360050f7aaSArnaldo Carvalho de Melo __evlist__for_each(&(evlist)->entries, evsel) 2370050f7aaSArnaldo Carvalho de Melo 2380050f7aaSArnaldo Carvalho de Melo /** 2390050f7aaSArnaldo Carvalho de Melo * __evlist__for_each_continue - continue iteration thru all the evsels 2400050f7aaSArnaldo Carvalho de Melo * @list: list_head instance to iterate 2410050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 2420050f7aaSArnaldo Carvalho de Melo */ 2430050f7aaSArnaldo Carvalho de Melo #define __evlist__for_each_continue(list, evsel) \ 2440050f7aaSArnaldo Carvalho de Melo list_for_each_entry_continue(evsel, list, node) 2450050f7aaSArnaldo Carvalho de Melo 2460050f7aaSArnaldo Carvalho de Melo /** 2470050f7aaSArnaldo Carvalho de Melo * evlist__for_each_continue - continue iteration thru all the evsels 2480050f7aaSArnaldo Carvalho de Melo * @evlist: evlist instance to iterate 2490050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 2500050f7aaSArnaldo Carvalho de Melo */ 2510050f7aaSArnaldo Carvalho de Melo #define evlist__for_each_continue(evlist, evsel) \ 2520050f7aaSArnaldo Carvalho de Melo __evlist__for_each_continue(&(evlist)->entries, evsel) 2530050f7aaSArnaldo Carvalho de Melo 2540050f7aaSArnaldo Carvalho de Melo /** 2550050f7aaSArnaldo Carvalho de Melo * __evlist__for_each_reverse - iterate thru all the evsels in reverse order 2560050f7aaSArnaldo Carvalho de Melo * @list: list_head instance to iterate 2570050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 2580050f7aaSArnaldo Carvalho de Melo */ 2590050f7aaSArnaldo Carvalho de Melo #define __evlist__for_each_reverse(list, evsel) \ 2600050f7aaSArnaldo Carvalho de Melo list_for_each_entry_reverse(evsel, list, node) 2610050f7aaSArnaldo Carvalho de Melo 2620050f7aaSArnaldo Carvalho de Melo /** 2630050f7aaSArnaldo Carvalho de Melo * evlist__for_each_reverse - iterate thru all the evsels in reverse order 2640050f7aaSArnaldo Carvalho de Melo * @evlist: evlist instance to iterate 2650050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 2660050f7aaSArnaldo Carvalho de Melo */ 2670050f7aaSArnaldo Carvalho de Melo #define evlist__for_each_reverse(evlist, evsel) \ 2680050f7aaSArnaldo Carvalho de Melo __evlist__for_each_reverse(&(evlist)->entries, evsel) 2690050f7aaSArnaldo Carvalho de Melo 2700050f7aaSArnaldo Carvalho de Melo /** 2710050f7aaSArnaldo Carvalho de Melo * __evlist__for_each_safe - safely iterate thru all the evsels 2720050f7aaSArnaldo Carvalho de Melo * @list: list_head instance to iterate 2730050f7aaSArnaldo Carvalho de Melo * @tmp: struct evsel temp iterator 2740050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 2750050f7aaSArnaldo Carvalho de Melo */ 2760050f7aaSArnaldo Carvalho de Melo #define __evlist__for_each_safe(list, tmp, evsel) \ 2770050f7aaSArnaldo Carvalho de Melo list_for_each_entry_safe(evsel, tmp, list, node) 2780050f7aaSArnaldo Carvalho de Melo 2790050f7aaSArnaldo Carvalho de Melo /** 2800050f7aaSArnaldo Carvalho de Melo * evlist__for_each_safe - safely iterate thru all the evsels 2810050f7aaSArnaldo Carvalho de Melo * @evlist: evlist instance to iterate 2820050f7aaSArnaldo Carvalho de Melo * @evsel: struct evsel iterator 2830050f7aaSArnaldo Carvalho de Melo * @tmp: struct evsel temp iterator 2840050f7aaSArnaldo Carvalho de Melo */ 2850050f7aaSArnaldo Carvalho de Melo #define evlist__for_each_safe(evlist, tmp, evsel) \ 2860050f7aaSArnaldo Carvalho de Melo __evlist__for_each_safe(&(evlist)->entries, tmp, evsel) 287c09ec622SAdrian Hunter 28860b0896cSAdrian Hunter void perf_evlist__set_tracking_event(struct perf_evlist *evlist, 28960b0896cSAdrian Hunter struct perf_evsel *tracking_evsel); 29060b0896cSAdrian Hunter 291361c99a6SArnaldo Carvalho de Melo #endif /* __PERF_EVLIST_H */ 292