diff options
Diffstat (limited to 'tools/perf/util/evlist.c')
| -rw-r--r-- | tools/perf/util/evlist.c | 628 |
1 files changed, 297 insertions, 331 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index b0364d923f76..095924aa186b 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -16,10 +16,14 @@ #include "evsel.h" #include "debug.h" #include "units.h" +#include "util.h" +#include "../perf.h" #include "asm/bug.h" #include "bpf-event.h" #include <signal.h> #include <unistd.h> +#include <sched.h> +#include <stdlib.h> #include "parse-events.h" #include <subcmd/parse-options.h> @@ -32,57 +36,63 @@ #include <linux/hash.h> #include <linux/log2.h> #include <linux/err.h> +#include <linux/string.h> #include <linux/zalloc.h> +#include <perf/evlist.h> +#include <perf/evsel.h> +#include <perf/cpumap.h> + +#include <internal/xyarray.h> #ifdef LACKS_SIGQUEUE_PROTOTYPE int sigqueue(pid_t pid, int sig, const union sigval value); #endif -#define FD(e, x, y) (*(int *)xyarray__entry(e->fd, x, y)) +#define FD(e, x, y) (*(int *)xyarray__entry(e->core.fd, x, y)) #define SID(e, x, y) xyarray__entry(e->sample_id, x, y) -void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus, - struct thread_map *threads) +void evlist__init(struct evlist *evlist, struct perf_cpu_map *cpus, + struct perf_thread_map *threads) { int i; for (i = 0; i < PERF_EVLIST__HLIST_SIZE; ++i) INIT_HLIST_HEAD(&evlist->heads[i]); - INIT_LIST_HEAD(&evlist->entries); - perf_evlist__set_maps(evlist, cpus, threads); + perf_evlist__init(&evlist->core); + perf_evlist__set_maps(&evlist->core, cpus, threads); fdarray__init(&evlist->pollfd, 64); evlist->workload.pid = -1; evlist->bkw_mmap_state = BKW_MMAP_NOTREADY; } -struct perf_evlist *perf_evlist__new(void) +struct evlist *evlist__new(void) { - struct perf_evlist *evlist = zalloc(sizeof(*evlist)); + struct evlist *evlist = zalloc(sizeof(*evlist)); if (evlist != NULL) - perf_evlist__init(evlist, NULL, NULL); + evlist__init(evlist, NULL, NULL); return evlist; } -struct perf_evlist *perf_evlist__new_default(void) +struct evlist *perf_evlist__new_default(void) { - struct perf_evlist *evlist = perf_evlist__new(); + struct evlist *evlist = evlist__new(); if (evlist && perf_evlist__add_default(evlist)) { - perf_evlist__delete(evlist); + evlist__delete(evlist); evlist = NULL; } return evlist; } -struct perf_evlist *perf_evlist__new_dummy(void) +struct evlist *perf_evlist__new_dummy(void) { - struct perf_evlist *evlist = perf_evlist__new(); + struct evlist *evlist = evlist__new(); if (evlist && perf_evlist__add_dummy(evlist)) { - perf_evlist__delete(evlist); + evlist__delete(evlist); evlist = NULL; } @@ -96,17 +106,17 @@ struct perf_evlist *perf_evlist__new_dummy(void) * Events with compatible sample types all have the same id_pos * and is_pos. For convenience, put a copy on evlist. */ -void perf_evlist__set_id_pos(struct perf_evlist *evlist) +void perf_evlist__set_id_pos(struct evlist *evlist) { - struct perf_evsel *first = perf_evlist__first(evlist); + struct evsel *first = perf_evlist__first(evlist); evlist->id_pos = first->id_pos; evlist->is_pos = first->is_pos; } -static void perf_evlist__update_id_pos(struct perf_evlist *evlist) +static void perf_evlist__update_id_pos(struct evlist *evlist) { - struct perf_evsel *evsel; + struct evsel *evsel; evlist__for_each_entry(evlist, evsel) perf_evsel__calc_id_pos(evsel); @@ -114,161 +124,132 @@ static void perf_evlist__update_id_pos(struct perf_evlist *evlist) perf_evlist__set_id_pos(evlist); } -static void perf_evlist__purge(struct perf_evlist *evlist) +static void perf_evlist__purge(struct evlist *evlist) { - struct perf_evsel *pos, *n; + struct evsel *pos, *n; evlist__for_each_entry_safe(evlist, n, pos) { - list_del_init(&pos->node); + list_del_init(&pos->core.node); pos->evlist = NULL; - perf_evsel__delete(pos); + evsel__delete(pos); } - evlist->nr_entries = 0; + evlist->core.nr_entries = 0; } -void perf_evlist__exit(struct perf_evlist *evlist) +void perf_evlist__exit(struct evlist *evlist) { zfree(&evlist->mmap); zfree(&evlist->overwrite_mmap); fdarray__exit(&evlist->pollfd); } -void perf_evlist__delete(struct perf_evlist *evlist) +void evlist__delete(struct evlist *evlist) { if (evlist == NULL) return; perf_evlist__munmap(evlist); - perf_evlist__close(evlist); - cpu_map__put(evlist->cpus); - thread_map__put(evlist->threads); - evlist->cpus = NULL; - evlist->threads = NULL; + evlist__close(evlist); + perf_cpu_map__put(evlist->core.cpus); + perf_thread_map__put(evlist->core.threads); + evlist->core.cpus = NULL; + evlist->core.threads = NULL; perf_evlist__purge(evlist); perf_evlist__exit(evlist); free(evlist); } -static void __perf_evlist__propagate_maps(struct perf_evlist *evlist, - struct perf_evsel *evsel) -{ - /* - * We already have cpus for evsel (via PMU sysfs) so - * keep it, if there's no target cpu list defined. - */ - if (!evsel->own_cpus || evlist->has_user_cpus) { - cpu_map__put(evsel->cpus); - evsel->cpus = cpu_map__get(evlist->cpus); - } else if (evsel->cpus != evsel->own_cpus) { - cpu_map__put(evsel->cpus); - evsel->cpus = cpu_map__get(evsel->own_cpus); - } - - thread_map__put(evsel->threads); - evsel->threads = thread_map__get(evlist->threads); -} - -static void perf_evlist__propagate_maps(struct perf_evlist *evlist) -{ - struct perf_evsel *evsel; - - evlist__for_each_entry(evlist, evsel) - __perf_evlist__propagate_maps(evlist, evsel); -} - -void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry) +void evlist__add(struct evlist *evlist, struct evsel *entry) { entry->evlist = evlist; - list_add_tail(&entry->node, &evlist->entries); - entry->idx = evlist->nr_entries; + entry->idx = evlist->core.nr_entries; entry->tracking = !entry->idx; - if (!evlist->nr_entries++) - perf_evlist__set_id_pos(evlist); + perf_evlist__add(&evlist->core, &entry->core); - __perf_evlist__propagate_maps(evlist, entry); + if (evlist->core.nr_entries == 1) + perf_evlist__set_id_pos(evlist); } -void perf_evlist__remove(struct perf_evlist *evlist, struct perf_evsel *evsel) +void evlist__remove(struct evlist *evlist, struct evsel *evsel) { evsel->evlist = NULL; - list_del_init(&evsel->node); - evlist->nr_entries -= 1; + perf_evlist__remove(&evlist->core, &evsel->core); } -void perf_evlist__splice_list_tail(struct perf_evlist *evlist, +void perf_evlist__splice_list_tail(struct evlist *evlist, struct list_head *list) { - struct perf_evsel *evsel, *temp; + struct evsel *evsel, *temp; __evlist__for_each_entry_safe(list, temp, evsel) { - list_del_init(&evsel->node); - perf_evlist__add(evlist, evsel); + list_del_init(&evsel->core.node); + evlist__add(evlist, evsel); } } void __perf_evlist__set_leader(struct list_head *list) { - struct perf_evsel *evsel, *leader; + struct evsel *evsel, *leader; - leader = list_entry(list->next, struct perf_evsel, node); - evsel = list_entry(list->prev, struct perf_evsel, node); + leader = list_entry(list->next, struct evsel, core.node); + evsel = list_entry(list->prev, struct evsel, core.node); - leader->nr_members = evsel->idx - leader->idx + 1; + leader->core.nr_members = evsel->idx - leader->idx + 1; __evlist__for_each_entry(list, evsel) { evsel->leader = leader; } } -void perf_evlist__set_leader(struct perf_evlist *evlist) +void perf_evlist__set_leader(struct evlist *evlist) { - if (evlist->nr_entries) { - evlist->nr_groups = evlist->nr_entries > 1 ? 1 : 0; - __perf_evlist__set_leader(&evlist->entries); + if (evlist->core.nr_entries) { + evlist->nr_groups = evlist->core.nr_entries > 1 ? 1 : 0; + __perf_evlist__set_leader(&evlist->core.entries); } } -int __perf_evlist__add_default(struct perf_evlist *evlist, bool precise) +int __perf_evlist__add_default(struct evlist *evlist, bool precise) { - struct perf_evsel *evsel = perf_evsel__new_cycles(precise); + struct evsel *evsel = perf_evsel__new_cycles(precise); if (evsel == NULL) return -ENOMEM; - perf_evlist__add(evlist, evsel); + evlist__add(evlist, evsel); return 0; } -int perf_evlist__add_dummy(struct perf_evlist *evlist) +int perf_evlist__add_dummy(struct evlist *evlist) { struct perf_event_attr attr = { .type = PERF_TYPE_SOFTWARE, .config = PERF_COUNT_SW_DUMMY, .size = sizeof(attr), /* to capture ABI version */ }; - struct perf_evsel *evsel = perf_evsel__new_idx(&attr, evlist->nr_entries); + struct evsel *evsel = perf_evsel__new_idx(&attr, evlist->core.nr_entries); if (evsel == NULL) return -ENOMEM; - perf_evlist__add(evlist, evsel); + evlist__add(evlist, evsel); return 0; } -static int perf_evlist__add_attrs(struct perf_evlist *evlist, +static int evlist__add_attrs(struct evlist *evlist, struct perf_event_attr *attrs, size_t nr_attrs) { - struct perf_evsel *evsel, *n; + struct evsel *evsel, *n; LIST_HEAD(head); size_t i; for (i = 0; i < nr_attrs; i++) { - evsel = perf_evsel__new_idx(attrs + i, evlist->nr_entries + i); + evsel = perf_evsel__new_idx(attrs + i, evlist->core.nr_entries + i); if (evsel == NULL) goto out_delete_partial_list; - list_add_tail(&evsel->node, &head); + list_add_tail(&evsel->core.node, &head); } perf_evlist__splice_list_tail(evlist, &head); @@ -277,11 +258,11 @@ static int perf_evlist__add_attrs(struct perf_evlist *evlist, out_delete_partial_list: __evlist__for_each_entry_safe(&head, n, evsel) - perf_evsel__delete(evsel); + evsel__delete(evsel); return -1; } -int __perf_evlist__add_default_attrs(struct perf_evlist *evlist, +int __perf_evlist__add_default_attrs(struct evlist *evlist, struct perf_event_attr *attrs, size_t nr_attrs) { size_t i; @@ -289,31 +270,31 @@ int __perf_evlist__add_default_attrs(struct perf_evlist *evlist, for (i = 0; i < nr_attrs; i++) event_attr_init(attrs + i); - return perf_evlist__add_attrs(evlist, attrs, nr_attrs); + return evlist__add_attrs(evlist, attrs, nr_attrs); } -struct perf_evsel * -perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id) +struct evsel * +perf_evlist__find_tracepoint_by_id(struct evlist *evlist, int id) { - struct perf_evsel *evsel; + struct evsel *evsel; evlist__for_each_entry(evlist, evsel) { - if (evsel->attr.type == PERF_TYPE_TRACEPOINT && - (int)evsel->attr.config == id) + if (evsel->core.attr.type == PERF_TYPE_TRACEPOINT && + (int)evsel->core.attr.config == id) return evsel; } return NULL; } -struct perf_evsel * -perf_evlist__find_tracepoint_by_name(struct perf_evlist *evlist, +struct evsel * +perf_evlist__find_tracepoint_by_name(struct evlist *evlist, const char *name) { - struct perf_evsel *evsel; + struct evsel *evsel; evlist__for_each_entry(evlist, evsel) { - if ((evsel->attr.type == PERF_TYPE_TRACEPOINT) && + if ((evsel->core.attr.type == PERF_TYPE_TRACEPOINT) && (strcmp(evsel->name, name) == 0)) return evsel; } @@ -321,66 +302,66 @@ perf_evlist__find_tracepoint_by_name(struct perf_evlist *evlist, return NULL; } -int perf_evlist__add_newtp(struct perf_evlist *evlist, +int perf_evlist__add_newtp(struct evlist *evlist, const char *sys, const char *name, void *handler) { - struct perf_evsel *evsel = perf_evsel__newtp(sys, name); + struct evsel *evsel = perf_evsel__newtp(sys, name); if (IS_ERR(evsel)) return -1; evsel->handler = handler; - perf_evlist__add(evlist, evsel); + evlist__add(evlist, evsel); return 0; } -static int perf_evlist__nr_threads(struct perf_evlist *evlist, - struct perf_evsel *evsel) +static int perf_evlist__nr_threads(struct evlist *evlist, + struct evsel *evsel) { if (evsel->system_wide) return 1; else - return thread_map__nr(evlist->threads); + return perf_thread_map__nr(evlist->core.threads); } -void perf_evlist__disable(struct perf_evlist *evlist) +void evlist__disable(struct evlist *evlist) { - struct perf_evsel *pos; + struct evsel *pos; evlist__for_each_entry(evlist, pos) { - if (pos->disabled || !perf_evsel__is_group_leader(pos) || !pos->fd) + if (pos->disabled || !perf_evsel__is_group_leader(pos) || !pos->core.fd) continue; - perf_evsel__disable(pos); + evsel__disable(pos); } evlist->enabled = false; } -void perf_evlist__enable(struct perf_evlist *evlist) +void evlist__enable(struct evlist *evlist) { - struct perf_evsel *pos; + struct evsel *pos; evlist__for_each_entry(evlist, pos) { - if (!perf_evsel__is_group_leader(pos) || !pos->fd) + if (!perf_evsel__is_group_leader(pos) || !pos->core.fd) continue; - perf_evsel__enable(pos); + evsel__enable(pos); } evlist->enabled = true; } -void perf_evlist__toggle_enable(struct perf_evlist *evlist) +void perf_evlist__toggle_enable(struct evlist *evlist) { - (evlist->enabled ? perf_evlist__disable : perf_evlist__enable)(evlist); + (evlist->enabled ? evlist__disable : evlist__enable)(evlist); } -static int perf_evlist__enable_event_cpu(struct perf_evlist *evlist, - struct perf_evsel *evsel, int cpu) +static int perf_evlist__enable_event_cpu(struct evlist *evlist, + struct evsel *evsel, int cpu) { int thread; int nr_threads = perf_evlist__nr_threads(evlist, evsel); - if (!evsel->fd) + if (!evsel->core.fd) return -EINVAL; for (thread = 0; thread < nr_threads; thread++) { @@ -391,14 +372,14 @@ static int perf_evlist__enable_event_cpu(struct perf_evlist *evlist, return 0; } -static int perf_evlist__enable_event_thread(struct perf_evlist *evlist, - struct perf_evsel *evsel, +static int perf_evlist__enable_event_thread(struct evlist *evlist, + struct evsel *evsel, int thread) { int cpu; - int nr_cpus = cpu_map__nr(evlist->cpus); + int nr_cpus = perf_cpu_map__nr(evlist->core.cpus); - if (!evsel->fd) + if (!evsel->core.fd) return -EINVAL; for (cpu = 0; cpu < nr_cpus; cpu++) { @@ -409,10 +390,10 @@ static int perf_evlist__enable_event_thread(struct perf_evlist *evlist, return 0; } -int perf_evlist__enable_event_idx(struct perf_evlist *evlist, - struct perf_evsel *evsel, int idx) +int perf_evlist__enable_event_idx(struct evlist *evlist, + struct evsel *evsel, int idx) { - bool per_cpu_mmaps = !cpu_map__empty(evlist->cpus); + bool per_cpu_mmaps = !perf_cpu_map__empty(evlist->core.cpus); if (per_cpu_mmaps) return perf_evlist__enable_event_cpu(evlist, evsel, idx); @@ -420,12 +401,12 @@ int perf_evlist__enable_event_idx(struct perf_evlist *evlist, return perf_evlist__enable_event_thread(evlist, evsel, idx); } -int perf_evlist__alloc_pollfd(struct perf_evlist *evlist) +int perf_evlist__alloc_pollfd(struct evlist *evlist) { - int nr_cpus = cpu_map__nr(evlist->cpus); - int nr_threads = thread_map__nr(evlist->threads); + int nr_cpus = perf_cpu_map__nr(evlist->core.cpus); + int nr_threads = perf_thread_map__nr(evlist->core.threads); int nfds = 0; - struct perf_evsel *evsel; + struct evsel *evsel; evlist__for_each_entry(evlist, evsel) { if (evsel->system_wide) @@ -441,7 +422,7 @@ int perf_evlist__alloc_pollfd(struct perf_evlist *evlist) return 0; } -static int __perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd, +static int __perf_evlist__add_pollfd(struct evlist *evlist, int fd, struct perf_mmap *map, short revent) { int pos = fdarray__add(&evlist->pollfd, fd, revent | POLLERR | POLLHUP); @@ -458,7 +439,7 @@ static int __perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd, return pos; } -int perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd) +int perf_evlist__add_pollfd(struct evlist *evlist, int fd) { return __perf_evlist__add_pollfd(evlist, fd, NULL, POLLIN); } @@ -472,19 +453,19 @@ static void perf_evlist__munmap_filtered(struct fdarray *fda, int fd, perf_mmap__put(map); } -int perf_evlist__filter_pollfd(struct perf_evlist *evlist, short revents_and_mask) +int perf_evlist__filter_pollfd(struct evlist *evlist, short revents_and_mask) { return fdarray__filter(&evlist->pollfd, revents_and_mask, perf_evlist__munmap_filtered, NULL); } -int perf_evlist__poll(struct perf_evlist *evlist, int timeout) +int perf_evlist__poll(struct evlist *evlist, int timeout) { return fdarray__poll(&evlist->pollfd, timeout); } -static void perf_evlist__id_hash(struct perf_evlist *evlist, - struct perf_evsel *evsel, +static void perf_evlist__id_hash(struct evlist *evlist, + struct evsel *evsel, int cpu, int thread, u64 id) { int hash; @@ -496,15 +477,15 @@ static void perf_evlist__id_hash(struct perf_evlist *evlist, hlist_add_head(&sid->node, &evlist->heads[hash]); } -void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel, +void perf_evlist__id_add(struct evlist *evlist, struct evsel *evsel, int cpu, int thread, u64 id) { perf_evlist__id_hash(evlist, evsel, cpu, thread, id); evsel->id[evsel->ids++] = id; } -int perf_evlist__id_add_fd(struct perf_evlist *evlist, - struct perf_evsel *evsel, +int perf_evlist__id_add_fd(struct evlist *evlist, + struct evsel *evsel, int cpu, int thread, int fd) { u64 read_data[4] = { 0, }; @@ -528,13 +509,13 @@ int perf_evlist__id_add_fd(struct perf_evlist *evlist, if (perf_evlist__read_format(evlist) & PERF_FORMAT_GROUP) return -1; - if (!(evsel->attr.read_format & PERF_FORMAT_ID) || + if (!(evsel->core.attr.read_format & PERF_FORMAT_ID) || read(fd, &read_data, sizeof(read_data)) == -1) return -1; - if (evsel->attr.read_format & PERF_FORMAT_TOTAL_TIME_ENABLED) + if (evsel->core.attr.read_format & PERF_FORMAT_TOTAL_TIME_ENABLED) ++id_idx; - if (evsel->attr.read_format & PERF_FORMAT_TOTAL_TIME_RUNNING) + if (evsel->core.attr.read_format & PERF_FORMAT_TOTAL_TIME_RUNNING) ++id_idx; id = read_data[id_idx]; @@ -544,23 +525,23 @@ int perf_evlist__id_add_fd(struct perf_evlist *evlist, return 0; } -static void perf_evlist__set_sid_idx(struct perf_evlist *evlist, - struct perf_evsel *evsel, int idx, int cpu, +static void perf_evlist__set_sid_idx(struct evlist *evlist, + struct evsel *evsel, int idx, int cpu, int thread) { struct perf_sample_id *sid = SID(evsel, cpu, thread); sid->idx = idx; - if (evlist->cpus && cpu >= 0) - sid->cpu = evlist->cpus->map[cpu]; + if (evlist->core.cpus && cpu >= 0) + sid->cpu = evlist->core.cpus->map[cpu]; else sid->cpu = -1; - if (!evsel->system_wide && evlist->threads && thread >= 0) - sid->tid = thread_map__pid(evlist->threads, thread); + if (!evsel->system_wide && evlist->core.threads && thread >= 0) + sid->tid = perf_thread_map__pid(evlist->core.threads, thread); else sid->tid = -1; } -struct perf_sample_id *perf_evlist__id2sid(struct perf_evlist *evlist, u64 id) +struct perf_sample_id *perf_evlist__id2sid(struct evlist *evlist, u64 id) { struct hlist_head *head; struct perf_sample_id *sid; @@ -576,11 +557,11 @@ struct perf_sample_id *perf_evlist__id2sid(struct perf_evlist *evlist, u64 id) return NULL; } -struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id) +struct evsel *perf_evlist__id2evsel(struct evlist *evlist, u64 id) { struct perf_sample_id *sid; - if (evlist->nr_entries == 1 || !id) + if (evlist->core.nr_entries == 1 || !id) return perf_evlist__first(evlist); sid = perf_evlist__id2sid(evlist, id); @@ -593,7 +574,7 @@ struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id) return NULL; } -struct perf_evsel *perf_evlist__id2evsel_strict(struct perf_evlist *evlist, +struct evsel *perf_evlist__id2evsel_strict(struct evlist *evlist, u64 id) { struct perf_sample_id *sid; @@ -608,10 +589,10 @@ struct perf_evsel *perf_evlist__id2evsel_strict(struct perf_evlist *evlist, return NULL; } -static int perf_evlist__event2id(struct perf_evlist *evlist, +static int perf_evlist__event2id(struct evlist *evlist, union perf_event *event, u64 *id) { - const u64 *array = event->sample.array; + const __u64 *array = event->sample.array; ssize_t n; n = (event->header.size - sizeof(event->header)) >> 3; @@ -629,19 +610,19 @@ static int perf_evlist__event2id(struct perf_evlist *evlist, return 0; } -struct perf_evsel *perf_evlist__event2evsel(struct perf_evlist *evlist, +struct evsel *perf_evlist__event2evsel(struct evlist *evlist, union perf_event *event) { - struct perf_evsel *first = perf_evlist__first(evlist); + struct evsel *first = perf_evlist__first(evlist); struct hlist_head *head; struct perf_sample_id *sid; int hash; u64 id; - if (evlist->nr_entries == 1) + if (evlist->core.nr_entries == 1) return first; - if (!first->attr.sample_id_all && + if (!first->core.attr.sample_id_all && event->header.type != PERF_RECORD_SAMPLE) return first; @@ -662,7 +643,7 @@ struct perf_evsel *perf_evlist__event2evsel(struct perf_evlist *evlist, return NULL; } -static int perf_evlist__set_paused(struct perf_evlist *evlist, bool value) +static int perf_evlist__set_paused(struct evlist *evlist, bool value) { int i; @@ -682,17 +663,17 @@ static int perf_evlist__set_paused(struct perf_evlist *evlist, bool value) return 0; } -static int perf_evlist__pause(struct perf_evlist *evlist) +static int perf_evlist__pause(struct evlist *evlist) { return perf_evlist__set_paused(evlist, true); } -static int perf_evlist__resume(struct perf_evlist *evlist) +static int perf_evlist__resume(struct evlist *evlist) { return perf_evlist__set_paused(evlist, false); } -static void perf_evlist__munmap_nofree(struct perf_evlist *evlist) +static void perf_evlist__munmap_nofree(struct evlist *evlist) { int i; @@ -705,22 +686,22 @@ static void perf_evlist__munmap_nofree(struct perf_evlist *evlist) perf_mmap__munmap(&evlist->overwrite_mmap[i]); } -void perf_evlist__munmap(struct perf_evlist *evlist) +void perf_evlist__munmap(struct evlist *evlist) { perf_evlist__munmap_nofree(evlist); zfree(&evlist->mmap); zfree(&evlist->overwrite_mmap); } -static struct perf_mmap *perf_evlist__alloc_mmap(struct perf_evlist *evlist, +static struct perf_mmap *perf_evlist__alloc_mmap(struct evlist *evlist, bool overwrite) { int i; struct perf_mmap *map; - evlist->nr_mmaps = cpu_map__nr(evlist->cpus); - if (cpu_map__empty(evlist->cpus)) - evlist->nr_mmaps = thread_map__nr(evlist->threads); + evlist->nr_mmaps = perf_cpu_map__nr(evlist->core.cpus); + if (perf_cpu_map__empty(evlist->core.cpus)) + evlist->nr_mmaps = perf_thread_map__nr(evlist->core.threads); map = zalloc(evlist->nr_mmaps * sizeof(struct perf_mmap)); if (!map) return NULL; @@ -743,21 +724,21 @@ static struct perf_mmap *perf_evlist__alloc_mmap(struct perf_evlist *evlist, } static bool -perf_evlist__should_poll(struct perf_evlist *evlist __maybe_unused, - struct perf_evsel *evsel) +perf_evlist__should_poll(struct evlist *evlist __maybe_unused, + struct evsel *evsel) { - if (evsel->attr.write_backward) + if (evsel->core.attr.write_backward) return false; return true; } -static int perf_evlist__mmap_per_evsel(struct perf_evlist *evlist, int idx, +static int perf_evlist__mmap_per_evsel(struct evlist *evlist, int idx, struct mmap_params *mp, int cpu_idx, int thread, int *_output, int *_output_overwrite) { - struct perf_evsel *evsel; + struct evsel *evsel; int revent; - int evlist_cpu = cpu_map__cpu(evlist->cpus, cpu_idx); + int evlist_cpu = cpu_map__cpu(evlist->core.cpus, cpu_idx); evlist__for_each_entry(evlist, evsel) { struct perf_mmap *maps = evlist->mmap; @@ -766,7 +747,7 @@ static int perf_evlist__mmap_per_evsel(struct perf_evlist *evlist, int idx, int cpu; mp->prot = PROT_READ | PROT_WRITE; - if (evsel->attr.write_backward) { + if (evsel->core.attr.write_backward) { output = _output_overwrite; maps = evlist->overwrite_mmap; @@ -784,7 +765,7 @@ static int perf_evlist__mmap_per_evsel(struct perf_evlist *evlist, int idx, if (evsel->system_wide && thread) continue; - cpu = cpu_map__idx(evsel->cpus, evlist_cpu); + cpu = perf_cpu_map__idx(evsel->core.cpus, evlist_cpu); if (cpu == -1) continue; @@ -817,7 +798,7 @@ static int perf_evlist__mmap_per_evsel(struct perf_evlist *evlist, int idx, return -1; } - if (evsel->attr.read_format & PERF_FORMAT_ID) { + if (evsel->core.attr.read_format & PERF_FORMAT_ID) { if (perf_evlist__id_add_fd(evlist, evsel, cpu, thread, fd) < 0) return -1; @@ -829,12 +810,12 @@ static int perf_evlist__mmap_per_evsel(struct perf_evlist *evlist, int idx, return 0; } -static int perf_evlist__mmap_per_cpu(struct perf_evlist *evlist, +static int perf_evlist__mmap_per_cpu(struct evlist *evlist, struct mmap_params *mp) { int cpu, thread; - int nr_cpus = cpu_map__nr(evlist->cpus); - int nr_threads = thread_map__nr(evlist->threads); + int nr_cpus = perf_cpu_map__nr(evlist->core.cpus); + int nr_threads = perf_thread_map__nr(evlist->core.threads); pr_debug2("perf event ring buffer mmapped per cpu\n"); for (cpu = 0; cpu < nr_cpus; cpu++) { @@ -858,11 +839,11 @@ out_unmap: return -1; } -static int perf_evlist__mmap_per_thread(struct perf_evlist *evlist, +static int perf_evlist__mmap_per_thread(struct evlist *evlist, struct mmap_params *mp) { int thread; - int nr_threads = thread_map__nr(evlist->threads); + int nr_threads = perf_thread_map__nr(evlist->core.threads); pr_debug2("perf event ring buffer mmapped per thread\n"); for (thread = 0; thread < nr_threads; thread++) { @@ -1006,14 +987,14 @@ int perf_evlist__parse_mmap_pages(const struct option *opt, const char *str, * * Return: %0 on success, negative error code otherwise. */ -int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages, +int perf_evlist__mmap_ex(struct evlist *evlist, unsigned int pages, unsigned int auxtrace_pages, bool auxtrace_overwrite, int nr_cblocks, int affinity, int flush, int comp_level) { - struct perf_evsel *evsel; - const struct cpu_map *cpus = evlist->cpus; - const struct thread_map *threads = evlist->threads; + struct evsel *evsel; + const struct perf_cpu_map *cpus = evlist->core.cpus; + const struct perf_thread_map *threads = evlist->core.threads; /* * Delay setting mp.prot: set it before calling perf_mmap__mmap. * Its value is decided by evsel's write_backward. @@ -1038,28 +1019,28 @@ int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages, auxtrace_pages, auxtrace_overwrite); evlist__for_each_entry(evlist, evsel) { - if ((evsel->attr.read_format & PERF_FORMAT_ID) && + if ((evsel->core.attr.read_format & PERF_FORMAT_ID) && evsel->sample_id == NULL && - perf_evsel__alloc_id(evsel, cpu_map__nr(cpus), threads->nr) < 0) + perf_evsel__alloc_id(evsel, perf_cpu_map__nr(cpus), threads->nr) < 0) return -ENOMEM; } - if (cpu_map__empty(cpus)) + if (perf_cpu_map__empty(cpus)) return perf_evlist__mmap_per_thread(evlist, &mp); return perf_evlist__mmap_per_cpu(evlist, &mp); } -int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages) +int perf_evlist__mmap(struct evlist *evlist, unsigned int pages) { return perf_evlist__mmap_ex(evlist, pages, 0, false, 0, PERF_AFFINITY_SYS, 1, 0); } -int perf_evlist__create_maps(struct perf_evlist *evlist, struct target *target) +int perf_evlist__create_maps(struct evlist *evlist, struct target *target) { bool all_threads = (target->per_thread && target->system_wide); - struct cpu_map *cpus; - struct thread_map *threads; + struct perf_cpu_map *cpus; + struct perf_thread_map *threads; /* * If specify '-a' and '--per-thread' to perf record, perf record @@ -1086,68 +1067,45 @@ int perf_evlist__create_maps(struct perf_evlist *evlist, struct target *target) return -1; if (target__uses_dummy_map(target)) - cpus = cpu_map__dummy_new(); + cpus = perf_cpu_map__dummy_new(); else - cpus = cpu_map__new(target->cpu_list); + cpus = perf_cpu_map__new(target->cpu_list); if (!cpus) goto out_delete_threads; - evlist->has_user_cpus = !!target->cpu_list; + evlist->core.has_user_cpus = !!target->cpu_list; - perf_evlist__set_maps(evlist, cpus, threads); + perf_evlist__set_maps(&evlist->core, cpus, threads); return 0; out_delete_threads: - thread_map__put(threads); + perf_thread_map__put(threads); return -1; } -void perf_evlist__set_maps(struct perf_evlist *evlist, struct cpu_map *cpus, - struct thread_map *threads) -{ - /* - * Allow for the possibility that one or another of the maps isn't being - * changed i.e. don't put it. Note we are assuming the maps that are - * being applied are brand new and evlist is taking ownership of the - * original reference count of 1. If that is not the case it is up to - * the caller to increase the reference count. - */ - if (cpus != evlist->cpus) { - cpu_map__put(evlist->cpus); - evlist->cpus = cpu_map__get(cpus); - } - - if (threads != evlist->threads) { - thread_map__put(evlist->threads); - evlist->threads = thread_map__get(threads); - } - - perf_evlist__propagate_maps(evlist); -} - -void __perf_evlist__set_sample_bit(struct perf_evlist *evlist, +void __perf_evlist__set_sample_bit(struct evlist *evlist, enum perf_event_sample_format bit) { - struct perf_evsel *evsel; + struct evsel *evsel; evlist__for_each_entry(evlist, evsel) __perf_evsel__set_sample_bit(evsel, bit); } -void __perf_evlist__reset_sample_bit(struct perf_evlist *evlist, +void __perf_evlist__reset_sample_bit(struct evlist *evlist, enum perf_event_sample_format bit) { - struct perf_evsel *evsel; + struct evsel *evsel; evlist__for_each_entry(evlist, evsel) __perf_evsel__reset_sample_bit(evsel, bit); } -int perf_evlist__apply_filters(struct perf_evlist *evlist, struct perf_evsel **err_evsel) +int perf_evlist__apply_filters(struct evlist *evlist, struct evsel **err_evsel) { - struct perf_evsel *evsel; + struct evsel *evsel; int err = 0; evlist__for_each_entry(evlist, evsel) { @@ -1158,7 +1116,7 @@ int perf_evlist__apply_filters(struct perf_evlist *evlist, struct perf_evsel **e * filters only work for tracepoint event, which doesn't have cpu limit. * So evlist and evsel should always be same. */ - err = perf_evsel__apply_filter(evsel, evsel->filter); + err = perf_evsel__apply_filter(&evsel->core, evsel->filter); if (err) { *err_evsel = evsel; break; @@ -1168,13 +1126,13 @@ int perf_evlist__apply_filters(struct perf_evlist *evlist, struct perf_evsel **e return err; } -int perf_evlist__set_tp_filter(struct perf_evlist *evlist, const char *filter) +int perf_evlist__set_tp_filter(struct evlist *evlist, const char *filter) { - struct perf_evsel *evsel; + struct evsel *evsel; int err = 0; evlist__for_each_entry(evlist, evsel) { - if (evsel->attr.type != PERF_TYPE_TRACEPOINT) + if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT) continue; err = perf_evsel__set_filter(evsel, filter); @@ -1185,7 +1143,7 @@ int perf_evlist__set_tp_filter(struct perf_evlist *evlist, const char *filter) return err; } -int perf_evlist__set_tp_filter_pids(struct perf_evlist *evlist, size_t npids, pid_t *pids) +int perf_evlist__set_tp_filter_pids(struct evlist *evlist, size_t npids, pid_t *pids) { char *filter; int ret = -1; @@ -1212,16 +1170,16 @@ out_free: return ret; } -int perf_evlist__set_tp_filter_pid(struct perf_evlist *evlist, pid_t pid) +int perf_evlist__set_tp_filter_pid(struct evlist *evlist, pid_t pid) { return perf_evlist__set_tp_filter_pids(evlist, 1, &pid); } -bool perf_evlist__valid_sample_type(struct perf_evlist *evlist) +bool perf_evlist__valid_sample_type(struct evlist *evlist) { - struct perf_evsel *pos; + struct evsel *pos; - if (evlist->nr_entries == 1) + if (evlist->core.nr_entries == 1) return true; if (evlist->id_pos < 0 || evlist->is_pos < 0) @@ -1236,43 +1194,43 @@ bool perf_evlist__valid_sample_type(struct perf_evlist *evlist) return true; } -u64 __perf_evlist__combined_sample_type(struct perf_evlist *evlist) +u64 __perf_evlist__combined_sample_type(struct evlist *evlist) { - struct perf_evsel *evsel; + struct evsel *evsel; if (evlist->combined_sample_type) return evlist->combined_sample_type; evlist__for_each_entry(evlist, evsel) - evlist->combined_sample_type |= evsel->attr.sample_type; + evlist->combined_sample_type |= evsel->core.attr.sample_type; return evlist->combined_sample_type; } -u64 perf_evlist__combined_sample_type(struct perf_evlist *evlist) +u64 perf_evlist__combined_sample_type(struct evlist *evlist) { evlist->combined_sample_type = 0; return __perf_evlist__combined_sample_type(evlist); } -u64 perf_evlist__combined_branch_type(struct perf_evlist *evlist) +u64 perf_evlist__combined_branch_type(struct evlist *evlist) { - struct perf_evsel *evsel; + struct evsel *evsel; u64 branch_type = 0; evlist__for_each_entry(evlist, evsel) - branch_type |= evsel->attr.branch_sample_type; + branch_type |= evsel->core.attr.branch_sample_type; return branch_type; } -bool perf_evlist__valid_read_format(struct perf_evlist *evlist) +bool perf_evlist__valid_read_format(struct evlist *evlist) { - struct perf_evsel *first = perf_evlist__first(evlist), *pos = first; - u64 read_format = first->attr.read_format; - u64 sample_type = first->attr.sample_type; + struct evsel *first = perf_evlist__first(evlist), *pos = first; + u64 read_format = first->core.attr.read_format; + u64 sample_type = first->core.attr.sample_type; evlist__for_each_entry(evlist, pos) { - if (read_format != pos->attr.read_format) + if (read_format != pos->core.attr.read_format) return false; } @@ -1285,23 +1243,23 @@ bool perf_evlist__valid_read_format(struct perf_evlist *evlist) return true; } -u64 perf_evlist__read_format(struct perf_evlist *evlist) +u64 perf_evlist__read_format(struct evlist *evlist) { - struct perf_evsel *first = perf_evlist__first(evlist); - return first->attr.read_format; + struct evsel *first = perf_evlist__first(evlist); + return first->core.attr.read_format; } -u16 perf_evlist__id_hdr_size(struct perf_evlist *evlist) +u16 perf_evlist__id_hdr_size(struct evlist *evlist) { - struct perf_evsel *first = perf_evlist__first(evlist); + struct evsel *first = perf_evlist__first(evlist); struct perf_sample *data; u64 sample_type; u16 size = 0; - if (!first->attr.sample_id_all) + if (!first->core.attr.sample_id_all) goto out; - sample_type = first->attr.sample_type; + sample_type = first->core.attr.sample_type; if (sample_type & PERF_SAMPLE_TID) size += sizeof(data->tid) * 2; @@ -1324,42 +1282,42 @@ out: return size; } -bool perf_evlist__valid_sample_id_all(struct perf_evlist *evlist) +bool perf_evlist__valid_sample_id_all(struct evlist *evlist) { - struct perf_evsel *first = perf_evlist__first(evlist), *pos = first; + struct evsel *first = perf_evlist__first(evlist), *pos = first; evlist__for_each_entry_continue(evlist, pos) { - if (first->attr.sample_id_all != pos->attr.sample_id_all) + if (first->core.attr.sample_id_all != pos->core.attr.sample_id_all) return false; } return true; } -bool perf_evlist__sample_id_all(struct perf_evlist *evlist) +bool perf_evlist__sample_id_all(struct evlist *evlist) { - struct perf_evsel *first = perf_evlist__first(evlist); - return first->attr.sample_id_all; + struct evsel *first = perf_evlist__first(evlist); + return first->core.attr.sample_id_all; } -void perf_evlist__set_selected(struct perf_evlist *evlist, - struct perf_evsel *evsel) +void perf_evlist__set_selected(struct evlist *evlist, + struct evsel *evsel) { evlist->selected = evsel; } -void perf_evlist__close(struct perf_evlist *evlist) +void evlist__close(struct evlist *evlist) { - struct perf_evsel *evsel; + struct evsel *evsel; evlist__for_each_entry_reverse(evlist, evsel) - perf_evsel__close(evsel); + evsel__close(evsel); } -static int perf_evlist__create_syswide_maps(struct perf_evlist *evlist) +static int perf_evlist__create_syswide_maps(struct evlist *evlist) { - struct cpu_map *cpus; - struct thread_map *threads; + struct perf_cpu_map *cpus; + struct perf_thread_map *threads; int err = -ENOMEM; /* @@ -1371,32 +1329,32 @@ static int perf_evlist__create_syswide_maps(struct perf_evlist *evlist) * error, and we may not want to do that fallback to a * default cpu identity map :-\ */ - cpus = cpu_map__new(NULL); + cpus = perf_cpu_map__new(NULL); if (!cpus) goto out; - threads = thread_map__new_dummy(); + threads = perf_thread_map__new_dummy(); if (!threads) goto out_put; - perf_evlist__set_maps(evlist, cpus, threads); + perf_evlist__set_maps(&evlist->core, cpus, threads); out: return err; out_put: - cpu_map__put(cpus); + perf_cpu_map__put(cpus); goto out; } -int perf_evlist__open(struct perf_evlist *evlist) +int evlist__open(struct evlist *evlist) { - struct perf_evsel *evsel; + struct evsel *evsel; int err; /* * Default: one fd per CPU, all threads, aka systemwide * as sys_perf_event_open(cpu = -1, thread = -1) is EINVAL */ - if (evlist->threads == NULL && evlist->cpus == NULL) { + if (evlist->core.threads == NULL && evlist->core.cpus == NULL) { err = perf_evlist__create_syswide_maps(evlist); if (err < 0) goto out_err; @@ -1405,19 +1363,19 @@ int perf_evlist__open(struct perf_evlist *evlist) perf_evlist__update_id_pos(evlist); evlist__for_each_entry(evlist, evsel) { - err = perf_evsel__open(evsel, evsel->cpus, evsel->threads); + err = evsel__open(evsel, evsel->core.cpus, evsel->core.threads); if (err < 0) goto out_err; } return 0; out_err: - perf_evlist__close(evlist); + evlist__close(evlist); errno = -err; return err; } -int perf_evlist__prepare_workload(struct perf_evlist *evlist, struct target *target, +int perf_evlist__prepare_workload(struct evlist *evlist, struct target *target, const char *argv[], bool pipe_output, void (*exec_error)(int signo, siginfo_t *info, void *ucontext)) { @@ -1499,12 +1457,12 @@ int perf_evlist__prepare_workload(struct perf_evlist *evlist, struct target *tar } if (target__none(target)) { - if (evlist->threads == NULL) { + if (evlist->core.threads == NULL) { fprintf(stderr, "FATAL: evlist->threads need to be set at this point (%s:%d).\n", __func__, __LINE__); goto out_close_pipes; } - thread_map__set_pid(evlist->threads, 0, evlist->workload.pid); + perf_thread_map__set_pid(evlist->core.threads, 0, evlist->workload.pid); } close(child_ready_pipe[1]); @@ -1531,7 +1489,7 @@ out_close_ready_pipe: return -1; } -int perf_evlist__start_workload(struct perf_evlist *evlist) +int perf_evlist__start_workload(struct evlist *evlist) { if (evlist->workload.cork_fd > 0) { char bf = 0; @@ -1550,30 +1508,30 @@ int perf_evlist__start_workload(struct perf_evlist *evlist) return 0; } -int perf_evlist__parse_sample(struct perf_evlist *evlist, union perf_event *event, +int perf_evlist__parse_sample(struct evlist *evlist, union perf_event *event, struct perf_sample *sample) { - struct perf_evsel *evsel = perf_evlist__event2evsel(evlist, event); + struct evsel *evsel = perf_evlist__event2evsel(evlist, event); if (!evsel) return -EFAULT; return perf_evsel__parse_sample(evsel, event, sample); } -int perf_evlist__parse_sample_timestamp(struct perf_evlist *evlist, +int perf_evlist__parse_sample_timestamp(struct evlist *evlist, union perf_event *event, u64 *timestamp) { - struct perf_evsel *evsel = perf_evlist__event2evsel(evlist, event); + struct evsel *evsel = perf_evlist__event2evsel(evlist, event); if (!evsel) return -EFAULT; return perf_evsel__parse_sample_timestamp(evsel, event, timestamp); } -size_t perf_evlist__fprintf(struct perf_evlist *evlist, FILE *fp) +size_t perf_evlist__fprintf(struct evlist *evlist, FILE *fp) { - struct perf_evsel *evsel; + struct evsel *evsel; size_t printed = 0; evlist__for_each_entry(evlist, evsel) { @@ -1584,7 +1542,7 @@ size_t perf_evlist__fprintf(struct perf_evlist *evlist, FILE *fp) return printed + fprintf(fp, "\n"); } -int perf_evlist__strerror_open(struct perf_evlist *evlist, +int perf_evlist__strerror_open(struct evlist *evlist, int err, char *buf, size_t size) { int printed, value; @@ -1613,20 +1571,20 @@ int perf_evlist__strerror_open(struct perf_evlist *evlist, "Hint:\tThe current value is %d.", value); break; case EINVAL: { - struct perf_evsel *first = perf_evlist__first(evlist); + struct evsel *first = perf_evlist__first(evlist); int max_freq; if (sysctl__read_int("kernel/perf_event_max_sample_rate", &max_freq) < 0) goto out_default; - if (first->attr.sample_freq < (u64)max_freq) + if (first->core.attr.sample_freq < (u64)max_freq) goto out_default; printed = scnprintf(buf, size, "Error:\t%s.\n" "Hint:\tCheck /proc/sys/kernel/perf_event_max_sample_rate.\n" "Hint:\tThe current value is %d and %" PRIu64 " is being requested.", - emsg, max_freq, first->attr.sample_freq); + emsg, max_freq, first->core.attr.sample_freq); break; } default: @@ -1638,7 +1596,7 @@ out_default: return 0; } -int perf_evlist__strerror_mmap(struct perf_evlist *evlist, int err, char *buf, size_t size) +int perf_evlist__strerror_mmap(struct evlist *evlist, int err, char *buf, size_t size) { char sbuf[STRERR_BUFSIZE], *emsg = str_error_r(err, sbuf, sizeof(sbuf)); int pages_attempted = evlist->mmap_len / 1024, pages_max_per_user, printed = 0; @@ -1669,10 +1627,10 @@ int perf_evlist__strerror_mmap(struct perf_evlist *evlist, int err, char *buf, s return 0; } -void perf_evlist__to_front(struct perf_evlist *evlist, - struct perf_evsel *move_evsel) +void perf_evlist__to_front(struct evlist *evlist, + struct evsel *move_evsel) { - struct perf_evsel *evsel, *n; + struct evsel *evsel, *n; LIST_HEAD(move); if (move_evsel == perf_evlist__first(evlist)) @@ -1680,16 +1638,16 @@ void perf_evlist__to_front(struct perf_evlist *evlist, evlist__for_each_entry_safe(evlist, n, evsel) { if (evsel->leader == move_evsel->leader) - list_move_tail(&evsel->node, &move); + list_move_tail(&evsel->core.node, &move); } - list_splice(&move, &evlist->entries); + list_splice(&move, &evlist->core.entries); } -void perf_evlist__set_tracking_event(struct perf_evlist *evlist, - struct perf_evsel *tracking_evsel) +void perf_evlist__set_tracking_event(struct evlist *evlist, + struct evsel *tracking_evsel) { - struct perf_evsel *evsel; + struct evsel *evsel; if (tracking_evsel->tracking) return; @@ -1702,11 +1660,11 @@ void perf_evlist__set_tracking_event(struct perf_evlist *evlist, tracking_evsel->tracking = true; } -struct perf_evsel * -perf_evlist__find_evsel_by_str(struct perf_evlist *evlist, +struct evsel * +perf_evlist__find_evsel_by_str(struct evlist *evlist, const char *str) { - struct perf_evsel *evsel; + struct evsel *evsel; evlist__for_each_entry(evlist, evsel) { if (!evsel->name) @@ -1718,7 +1676,7 @@ perf_evlist__find_evsel_by_str(struct perf_evlist *evlist, return NULL; } -void perf_evlist__toggle_bkw_mmap(struct perf_evlist *evlist, +void perf_evlist__toggle_bkw_mmap(struct evlist *evlist, enum bkw_mmap_state state) { enum bkw_mmap_state old_state = evlist->bkw_mmap_state; @@ -1776,12 +1734,12 @@ state_err: return; } -bool perf_evlist__exclude_kernel(struct perf_evlist *evlist) +bool perf_evlist__exclude_kernel(struct evlist *evlist) { - struct perf_evsel *evsel; + struct evsel *evsel; evlist__for_each_entry(evlist, evsel) { - if (!evsel->attr.exclude_kernel) + if (!evsel->core.attr.exclude_kernel) return false; } @@ -1793,25 +1751,25 @@ bool perf_evlist__exclude_kernel(struct perf_evlist *evlist) * the group display. Set the artificial group and set the leader's * forced_leader flag to notify the display code. */ -void perf_evlist__force_leader(struct perf_evlist *evlist) +void perf_evlist__force_leader(struct evlist *evlist) { if (!evlist->nr_groups) { - struct perf_evsel *leader = perf_evlist__first(evlist); + struct evsel *leader = perf_evlist__first(evlist); perf_evlist__set_leader(evlist); leader->forced_leader = true; } } -struct perf_evsel *perf_evlist__reset_weak_group(struct perf_evlist *evsel_list, - struct perf_evsel *evsel) +struct evsel *perf_evlist__reset_weak_group(struct evlist *evsel_list, + struct evsel *evsel) { - struct perf_evsel *c2, *leader; + struct evsel *c2, *leader; bool is_open = true; leader = evsel->leader; pr_debug("Weak group for %s/%d failed\n", - leader->name, leader->nr_members); + leader->name, leader->core.nr_members); /* * for_each_group_member doesn't work here because it doesn't @@ -1822,24 +1780,24 @@ struct perf_evsel *perf_evlist__reset_weak_group(struct perf_evlist *evsel_list, is_open = false; if (c2->leader == leader) { if (is_open) - perf_evsel__close(c2); + evsel__close(c2); c2->leader = c2; - c2->nr_members = 0; + c2->core.nr_members = 0; } } return leader; } -int perf_evlist__add_sb_event(struct perf_evlist **evlist, +int perf_evlist__add_sb_event(struct evlist **evlist, struct perf_event_attr *attr, perf_evsel__sb_cb_t cb, void *data) { - struct perf_evsel *evsel; + struct evsel *evsel; bool new_evlist = (*evlist) == NULL; if (*evlist == NULL) - *evlist = perf_evlist__new(); + *evlist = evlist__new(); if (*evlist == NULL) return -1; @@ -1848,18 +1806,18 @@ int perf_evlist__add_sb_event(struct perf_evlist **evlist, attr->sample_id_all = 1; } - evsel = perf_evsel__new_idx(attr, (*evlist)->nr_entries); + evsel = perf_evsel__new_idx(attr, (*evlist)->core.nr_entries); if (!evsel) goto out_err; evsel->side_band.cb = cb; evsel->side_band.data = data; - perf_evlist__add(*evlist, evsel); + evlist__add(*evlist, evsel); return 0; out_err: if (new_evlist) { - perf_evlist__delete(*evlist); + evlist__delete(*evlist); *evlist = NULL; } return -1; @@ -1867,9 +1825,17 @@ out_err: static void *perf_evlist__poll_thread(void *arg) { - struct perf_evlist *evlist = arg; + struct evlist *evlist = arg; bool draining = false; int i, done = 0; + /* + * In order to read symbols from other namespaces perf to needs to call + * setns(2). This isn't permitted if the struct_fs has multiple users. + * unshare(2) the fs so that we may continue to setns into namespaces + * that we're observing when, for instance, reading the build-ids at + * the end of a 'perf record' session. + */ + unshare(CLONE_FS); while (!done) { bool got_data = false; @@ -1887,7 +1853,7 @@ static void *perf_evlist__poll_thread(void *arg) if (perf_mmap__read_init(map)) continue; while ((event = perf_mmap__read_event(map)) != NULL) { - struct perf_evsel *evsel = perf_evlist__event2evsel(evlist, event); + struct evsel *evsel = perf_evlist__event2evsel(evlist, event); if (evsel && evsel->side_band.cb) evsel->side_band.cb(event, evsel->side_band.data); @@ -1906,10 +1872,10 @@ static void *perf_evlist__poll_thread(void *arg) return NULL; } -int perf_evlist__start_sb_thread(struct perf_evlist *evlist, +int perf_evlist__start_sb_thread(struct evlist *evlist, struct target *target) { - struct perf_evsel *counter; + struct evsel *counter; if (!evlist) return 0; @@ -1918,8 +1884,8 @@ int perf_evlist__start_sb_thread(struct perf_evlist *evlist, goto out_delete_evlist; evlist__for_each_entry(evlist, counter) { - if (perf_evsel__open(counter, evlist->cpus, - evlist->threads) < 0) + if (evsel__open(counter, evlist->core.cpus, + evlist->core.threads) < 0) goto out_delete_evlist; } @@ -1927,7 +1893,7 @@ int perf_evlist__start_sb_thread(struct perf_evlist *evlist, goto out_delete_evlist; evlist__for_each_entry(evlist, counter) { - if (perf_evsel__enable(counter)) + if (evsel__enable(counter)) goto out_delete_evlist; } @@ -1938,16 +1904,16 @@ int perf_evlist__start_sb_thread(struct perf_evlist *evlist, return 0; out_delete_evlist: - perf_evlist__delete(evlist); + evlist__delete(evlist); evlist = NULL; return -1; } -void perf_evlist__stop_sb_thread(struct perf_evlist *evlist) +void perf_evlist__stop_sb_thread(struct evlist *evlist) { if (!evlist) return; evlist->thread.done = 1; pthread_join(evlist->thread.th, NULL); - perf_evlist__delete(evlist); + evlist__delete(evlist); } |