/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PERF_SESSION_H #define __PERF_SESSION_H #include "trace-event.h" #include "event.h" #include "header.h" #include "machine.h" #include "data.h" #include "ordered-events.h" #include "util/compress.h" #include <linux/kernel.h> #include <linux/rbtree.h> #include <linux/perf_event.h> struct ip_callchain; struct symbol; struct thread; struct auxtrace; struct itrace_synth_opts; struct decomp_data { struct decomp *decomp; struct decomp *decomp_last; struct zstd_data *zstd_decomp; }; struct perf_session { struct perf_header header; struct machines machines; struct evlist *evlist; struct auxtrace *auxtrace; struct itrace_synth_opts *itrace_synth_opts; struct list_head auxtrace_index; struct trace_event tevent; struct perf_record_time_conv time_conv; bool repipe; bool one_mmap; void *one_mmap_addr; u64 one_mmap_offset; struct ordered_events ordered_events; struct perf_data *data; struct perf_tool *tool; u64 bytes_transferred; u64 bytes_compressed; struct zstd_data zstd_data; struct decomp_data decomp_data; struct decomp_data *active_decomp; }; struct decomp { struct decomp *next; u64 file_pos; size_t mmap_len; u64 head; size_t size; char data[]; }; struct perf_tool; struct perf_session *__perf_session__new(struct perf_data *data, bool repipe, int repipe_fd, struct perf_tool *tool); static inline struct perf_session *perf_session__new(struct perf_data *data, struct perf_tool *tool) { return __perf_session__new(data, false, -1, tool); } void perf_session__delete(struct perf_session *session); void perf_event_header__bswap(struct perf_event_header *hdr); int perf_session__peek_event(struct perf_session *session, off_t file_offset, void *buf, size_t buf_sz, union perf_event **event_ptr, struct perf_sample *sample); typedef int (*peek_events_cb_t)(struct perf_session *session, union perf_event *event, u64 offset, void *data); int perf_session__peek_events(struct perf_session *session, u64 offset, u64 size, peek_events_cb_t cb, void *data); int perf_session__process_events(struct perf_session *session); int perf_session__queue_event(struct perf_session *s, union perf_event *event, u64 timestamp, u64 file_offset); void perf_tool__fill_defaults(struct perf_tool *tool); int perf_session__resolve_callchain(struct perf_session *session, struct evsel *evsel, struct thread *thread, struct ip_callchain *chain, struct symbol **parent); bool perf_session__has_traces(struct perf_session *session, const char *msg); void perf_event__attr_swap(struct perf_event_attr *attr); int perf_session__create_kernel_maps(struct perf_session *session); void perf_session__set_id_hdr_size(struct perf_session *session); static inline struct machine *perf_session__find_machine(struct perf_session *session, pid_t pid) { return machines__find(&session->machines, pid); } static inline struct machine *perf_session__findnew_machine(struct perf_session *session, pid_t pid) { return machines__findnew(&session->machines, pid); } struct thread *perf_session__findnew(struct perf_session *session, pid_t pid); int perf_session__register_idle_thread(struct perf_session *session); size_t perf_session__fprintf(struct perf_session *session, FILE *fp); size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp); size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp, bool (fn)(struct dso *dso, int parm), int parm); size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp, bool skip_empty); struct evsel *perf_session__find_first_evtype(struct perf_session *session, unsigned int type); 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); struct evsel_str_handler; #define perf_session__set_tracepoints_handlers(session, array) \ __evlist__set_tracepoints_handlers(session->evlist, array, ARRAY_SIZE(array)) extern volatile int session_done; #define session_done() READ_ONCE(session_done) int perf_session__deliver_synth_event(struct perf_session *session, union perf_event *event, struct perf_sample *sample); int perf_event__process_id_index(struct perf_session *session, union perf_event *event); #endif /* __PERF_SESSION_H */