144 lines
3.5 KiB
C
144 lines
3.5 KiB
C
#ifndef __PERF_SESSION_H
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#define __PERF_SESSION_H
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#include "event.h"
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#include "header.h"
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#include "symbol.h"
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#include "thread.h"
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#include <linux/rbtree.h>
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#include "../../../include/linux/perf_event.h"
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struct sample_queue;
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struct ip_callchain;
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struct thread;
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struct ordered_samples {
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u64 last_flush;
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u64 flush_limit;
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struct list_head samples_head;
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struct sample_queue *last_inserted;
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};
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struct perf_session {
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struct perf_header header;
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unsigned long size;
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unsigned long mmap_window;
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struct rb_root threads;
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struct thread *last_match;
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struct rb_root machines;
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struct events_stats events_stats;
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struct rb_root stats_by_id;
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unsigned long event_total[PERF_RECORD_MAX];
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unsigned long unknown_events;
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struct rb_root hists;
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u64 sample_type;
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int fd;
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bool fd_pipe;
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int cwdlen;
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char *cwd;
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struct ordered_samples ordered_samples;
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char filename[0];
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};
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typedef int (*event_op)(event_t *self, struct perf_session *session);
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struct perf_event_ops {
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event_op sample,
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mmap,
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comm,
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fork,
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exit,
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lost,
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read,
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throttle,
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unthrottle,
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attr,
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event_type,
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tracing_data,
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build_id;
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bool ordered_samples;
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};
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struct perf_session *perf_session__new(const char *filename, int mode, bool force);
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void perf_session__delete(struct perf_session *self);
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void perf_event_header__bswap(struct perf_event_header *self);
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int __perf_session__process_events(struct perf_session *self,
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u64 data_offset, u64 data_size, u64 size,
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struct perf_event_ops *ops);
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int perf_session__process_events(struct perf_session *self,
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struct perf_event_ops *event_ops);
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struct map_symbol *perf_session__resolve_callchain(struct perf_session *self,
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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 *self, const char *msg);
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int perf_session__set_kallsyms_ref_reloc_sym(struct map **maps,
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const char *symbol_name,
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u64 addr);
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void mem_bswap_64(void *src, int byte_size);
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int perf_session__create_kernel_maps(struct perf_session *self);
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int do_read(int fd, void *buf, size_t size);
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void perf_session__update_sample_type(struct perf_session *self);
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#ifdef NO_NEWT_SUPPORT
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static inline int perf_session__browse_hists(struct rb_root *hists __used,
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u64 nr_hists __used,
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u64 session_total __used,
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const char *helpline __used,
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const char *input_name __used)
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{
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return 0;
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}
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#else
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int perf_session__browse_hists(struct rb_root *hists, u64 nr_hists,
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u64 session_total, const char *helpline,
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const char *input_name);
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#endif
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static inline
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struct machine *perf_session__find_host_machine(struct perf_session *self)
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{
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return machines__find_host(&self->machines);
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}
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static inline
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struct machine *perf_session__find_machine(struct perf_session *self, pid_t pid)
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{
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return machines__find(&self->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 *self, pid_t pid)
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{
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return machines__findnew(&self->machines, pid);
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}
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static inline
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void perf_session__process_machines(struct perf_session *self,
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machine__process_t process)
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{
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return machines__process(&self->machines, process, self);
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}
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static inline
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size_t perf_session__fprintf_dsos(struct perf_session *self, FILE *fp)
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{
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return machines__fprintf_dsos(&self->machines, fp);
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}
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static inline
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size_t perf_session__fprintf_dsos_buildid(struct perf_session *self, FILE *fp,
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bool with_hits)
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{
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return machines__fprintf_dsos_buildid(&self->machines, fp, with_hits);
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}
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#endif /* __PERF_SESSION_H */
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