146 lines
4.2 KiB
C
146 lines
4.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __PERF_SESSION_H
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#define __PERF_SESSION_H
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#include "trace-event.h"
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#include "event.h"
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#include "header.h"
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#include "machine.h"
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#include "data.h"
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#include "ordered-events.h"
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#include "util/compress.h"
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#include <linux/kernel.h>
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#include <linux/rbtree.h>
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#include <linux/perf_event.h>
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struct ip_callchain;
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struct symbol;
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struct thread;
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struct auxtrace;
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struct itrace_synth_opts;
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struct perf_session {
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struct perf_header header;
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struct machines machines;
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struct perf_evlist *evlist;
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struct auxtrace *auxtrace;
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struct itrace_synth_opts *itrace_synth_opts;
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struct list_head auxtrace_index;
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struct trace_event tevent;
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struct time_conv_event time_conv;
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bool repipe;
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bool one_mmap;
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void *one_mmap_addr;
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u64 one_mmap_offset;
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struct ordered_events ordered_events;
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struct perf_data *data;
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struct perf_tool *tool;
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u64 bytes_transferred;
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u64 bytes_compressed;
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struct zstd_data zstd_data;
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struct decomp *decomp;
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struct decomp *decomp_last;
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};
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struct decomp {
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struct decomp *next;
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u64 file_pos;
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u64 head;
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size_t size;
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char data[];
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};
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struct perf_tool;
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struct perf_session *perf_session__new(struct perf_data *data,
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bool repipe, struct perf_tool *tool);
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void perf_session__delete(struct perf_session *session);
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void perf_event_header__bswap(struct perf_event_header *hdr);
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int perf_session__peek_event(struct perf_session *session, off_t file_offset,
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void *buf, size_t buf_sz,
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union perf_event **event_ptr,
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struct perf_sample *sample);
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int perf_session__process_events(struct perf_session *session);
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int perf_session__queue_event(struct perf_session *s, union perf_event *event,
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u64 timestamp, u64 file_offset);
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void perf_tool__fill_defaults(struct perf_tool *tool);
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int perf_session__resolve_callchain(struct perf_session *session,
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struct perf_evsel *evsel,
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struct thread *thread,
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struct ip_callchain *chain,
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struct symbol **parent);
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bool perf_session__has_traces(struct perf_session *session, const char *msg);
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void perf_event__attr_swap(struct perf_event_attr *attr);
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int perf_session__create_kernel_maps(struct perf_session *session);
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void perf_session__set_id_hdr_size(struct perf_session *session);
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static inline
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struct machine *perf_session__find_machine(struct perf_session *session, pid_t pid)
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{
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return machines__find(&session->machines, pid);
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}
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static inline
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struct machine *perf_session__findnew_machine(struct perf_session *session, pid_t pid)
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{
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return machines__findnew(&session->machines, pid);
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}
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struct thread *perf_session__findnew(struct perf_session *session, pid_t pid);
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int perf_session__register_idle_thread(struct perf_session *session);
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size_t perf_session__fprintf(struct perf_session *session, FILE *fp);
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size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp);
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size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp,
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bool (fn)(struct dso *dso, int parm), int parm);
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size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp);
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struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session,
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unsigned int type);
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int perf_session__cpu_bitmap(struct perf_session *session,
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const char *cpu_list, unsigned long *cpu_bitmap);
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void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full);
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struct perf_evsel_str_handler;
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int __perf_session__set_tracepoints_handlers(struct perf_session *session,
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const struct perf_evsel_str_handler *assocs,
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size_t nr_assocs);
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#define perf_session__set_tracepoints_handlers(session, array) \
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__perf_session__set_tracepoints_handlers(session, array, ARRAY_SIZE(array))
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extern volatile int session_done;
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#define session_done() READ_ONCE(session_done)
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int perf_session__deliver_synth_event(struct perf_session *session,
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union perf_event *event,
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struct perf_sample *sample);
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int perf_event__process_id_index(struct perf_session *session,
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union perf_event *event);
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int perf_event__synthesize_id_index(struct perf_tool *tool,
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perf_event__handler_t process,
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struct perf_evlist *evlist,
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struct machine *machine);
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#endif /* __PERF_SESSION_H */
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