| #ifndef __PERF_SESSION_H |
| #define __PERF_SESSION_H |
| |
| #include "hist.h" |
| #include "event.h" |
| #include "header.h" |
| #include "symbol.h" |
| #include "thread.h" |
| #include <linux/rbtree.h> |
| #include "../../../include/linux/perf_event.h" |
| |
| struct sample_queue; |
| struct ip_callchain; |
| struct thread; |
| |
| struct ordered_samples { |
| u64 last_flush; |
| u64 next_flush; |
| u64 max_timestamp; |
| struct list_head samples; |
| struct list_head sample_cache; |
| struct list_head to_free; |
| struct sample_queue *sample_buffer; |
| struct sample_queue *last_sample; |
| int sample_buffer_idx; |
| unsigned int nr_samples; |
| }; |
| |
| struct perf_session { |
| struct perf_header header; |
| unsigned long size; |
| unsigned long mmap_window; |
| struct machine host_machine; |
| struct rb_root machines; |
| struct perf_evlist *evlist; |
| /* |
| * FIXME: Need to split this up further, we need global |
| * stats + per event stats. 'perf diff' also needs |
| * to properly support multiple events in a single |
| * perf.data file. |
| */ |
| struct hists hists; |
| u64 sample_type; |
| int sample_size; |
| int fd; |
| bool fd_pipe; |
| bool repipe; |
| bool sample_id_all; |
| u16 id_hdr_size; |
| int cwdlen; |
| char *cwd; |
| struct ordered_samples ordered_samples; |
| char filename[0]; |
| }; |
| |
| struct perf_evsel; |
| struct perf_event_ops; |
| |
| typedef int (*event_sample)(union perf_event *event, struct perf_sample *sample, |
| struct perf_evsel *evsel, struct perf_session *session); |
| typedef int (*event_op)(union perf_event *self, struct perf_sample *sample, |
| struct perf_session *session); |
| typedef int (*event_synth_op)(union perf_event *self, |
| struct perf_session *session); |
| typedef int (*event_attr_op)(union perf_event *event, |
| struct perf_evlist **pevlist); |
| typedef int (*event_op2)(union perf_event *self, struct perf_session *session, |
| struct perf_event_ops *ops); |
| |
| struct perf_event_ops { |
| event_sample sample; |
| event_op mmap, |
| comm, |
| fork, |
| exit, |
| lost, |
| read, |
| throttle, |
| unthrottle; |
| event_attr_op attr; |
| event_synth_op event_type, |
| tracing_data, |
| build_id; |
| event_op2 finished_round; |
| bool ordered_samples; |
| bool ordering_requires_timestamps; |
| }; |
| |
| struct perf_session *perf_session__new(const char *filename, int mode, |
| bool force, bool repipe, |
| struct perf_event_ops *ops); |
| void perf_session__delete(struct perf_session *self); |
| |
| void perf_event_header__bswap(struct perf_event_header *self); |
| |
| int __perf_session__process_events(struct perf_session *self, |
| u64 data_offset, u64 data_size, u64 size, |
| struct perf_event_ops *ops); |
| int perf_session__process_events(struct perf_session *self, |
| struct perf_event_ops *event_ops); |
| |
| int perf_session__resolve_callchain(struct perf_session *self, struct perf_evsel *evsel, |
| struct thread *thread, |
| struct ip_callchain *chain, |
| struct symbol **parent); |
| |
| bool perf_session__has_traces(struct perf_session *self, const char *msg); |
| |
| int perf_session__set_kallsyms_ref_reloc_sym(struct map **maps, |
| const char *symbol_name, |
| u64 addr); |
| |
| void mem_bswap_64(void *src, int byte_size); |
| void perf_event__attr_swap(struct perf_event_attr *attr); |
| |
| int perf_session__create_kernel_maps(struct perf_session *self); |
| |
| void perf_session__update_sample_type(struct perf_session *self); |
| void perf_session__remove_thread(struct perf_session *self, struct thread *th); |
| |
| static inline |
| struct machine *perf_session__find_host_machine(struct perf_session *self) |
| { |
| return &self->host_machine; |
| } |
| |
| static inline |
| struct machine *perf_session__find_machine(struct perf_session *self, pid_t pid) |
| { |
| if (pid == HOST_KERNEL_ID) |
| return &self->host_machine; |
| return machines__find(&self->machines, pid); |
| } |
| |
| static inline |
| struct machine *perf_session__findnew_machine(struct perf_session *self, pid_t pid) |
| { |
| if (pid == HOST_KERNEL_ID) |
| return &self->host_machine; |
| return machines__findnew(&self->machines, pid); |
| } |
| |
| static inline |
| void perf_session__process_machines(struct perf_session *self, |
| machine__process_t process) |
| { |
| process(&self->host_machine, self); |
| return machines__process(&self->machines, process, self); |
| } |
| |
| size_t perf_session__fprintf_dsos(struct perf_session *self, FILE *fp); |
| |
| size_t perf_session__fprintf_dsos_buildid(struct perf_session *self, |
| FILE *fp, bool with_hits); |
| |
| size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp); |
| |
| static inline int perf_session__parse_sample(struct perf_session *session, |
| const union perf_event *event, |
| struct perf_sample *sample) |
| { |
| return perf_event__parse_sample(event, session->sample_type, |
| session->sample_size, |
| session->sample_id_all, sample, |
| session->header.needs_swap); |
| } |
| |
| struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session, |
| unsigned int type); |
| |
| void perf_session__print_ip(union perf_event *event, struct perf_evsel *evsel, |
| struct perf_sample *sample, |
| struct perf_session *session, |
| int print_sym, int print_dso); |
| |
| int perf_session__cpu_bitmap(struct perf_session *session, |
| const char *cpu_list, unsigned long *cpu_bitmap); |
| |
| void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full); |
| #endif /* __PERF_SESSION_H */ |