mirror of https://gitee.com/openkylin/linux.git
183 lines
5.0 KiB
C
183 lines
5.0 KiB
C
#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 rb_root threads;
|
|
struct list_head dead_threads;
|
|
struct thread *last_match;
|
|
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;
|
|
struct callchain_cursor callchain_cursor;
|
|
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_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_synth_op attr,
|
|
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 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_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 */
|