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- /* 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 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 *decomp;
- struct decomp *decomp_last;
- };
- 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, struct perf_tool *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);
- 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 */
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