#ifndef __PERF_RECORD_H #define __PERF_RECORD_H #include "../perf.h" #include "util.h" #include <linux/list.h> #include <linux/rbtree.h> /* * PERF_SAMPLE_IP | PERF_SAMPLE_TID | * */ struct ip_event { struct perf_event_header header; u64 ip; u32 pid, tid; unsigned char __more_data[]; }; struct mmap_event { struct perf_event_header header; u32 pid, tid; u64 start; u64 len; u64 pgoff; char filename[PATH_MAX]; }; struct comm_event { struct perf_event_header header; u32 pid, tid; char comm[16]; }; struct fork_event { struct perf_event_header header; u32 pid, ppid; u32 tid, ptid; u64 time; }; struct lost_event { struct perf_event_header header; u64 id; u64 lost; }; /* * PERF_FORMAT_ENABLED | PERF_FORMAT_RUNNING | PERF_FORMAT_ID */ struct read_event { struct perf_event_header header; u32 pid, tid; u64 value; u64 time_enabled; u64 time_running; u64 id; }; struct sample_event{ struct perf_event_header header; u64 array[]; }; #define BUILD_ID_SIZE 20 struct build_id_event { struct perf_event_header header; u8 build_id[ALIGN(BUILD_ID_SIZE, sizeof(u64))]; char filename[]; }; typedef union event_union { struct perf_event_header header; struct ip_event ip; struct mmap_event mmap; struct comm_event comm; struct fork_event fork; struct lost_event lost; struct read_event read; struct sample_event sample; } event_t; struct events_stats { unsigned long total; unsigned long lost; }; void event__print_totals(void); enum map_type { MAP__FUNCTION = 0, MAP__NR_TYPES, }; struct map { union { struct rb_node rb_node; struct list_head node; }; u64 start; u64 end; enum map_type type; u64 pgoff; u64 (*map_ip)(struct map *, u64); u64 (*unmap_ip)(struct map *, u64); struct dso *dso; }; static inline u64 map__map_ip(struct map *map, u64 ip) { return ip - map->start + map->pgoff; } static inline u64 map__unmap_ip(struct map *map, u64 ip) { return ip + map->start - map->pgoff; } static inline u64 identity__map_ip(struct map *map __used, u64 ip) { return ip; } struct symbol; typedef int (*symbol_filter_t)(struct map *map, struct symbol *sym); void map__init(struct map *self, enum map_type type, u64 start, u64 end, u64 pgoff, struct dso *dso); struct map *map__new(struct mmap_event *event, enum map_type, char *cwd, int cwdlen); void map__delete(struct map *self); struct map *map__clone(struct map *self); int map__overlap(struct map *l, struct map *r); size_t map__fprintf(struct map *self, FILE *fp); struct symbol *map__find_symbol(struct map *self, u64 addr, symbol_filter_t filter); void map__fixup_start(struct map *self); void map__fixup_end(struct map *self); int event__synthesize_thread(pid_t pid, int (*process)(event_t *event)); void event__synthesize_threads(int (*process)(event_t *event)); extern char *event__cwd; extern int event__cwdlen; extern struct events_stats event__stats; extern unsigned long event__total[PERF_RECORD_MAX]; int event__process_comm(event_t *self); int event__process_lost(event_t *self); int event__process_mmap(event_t *self); int event__process_task(event_t *self); struct addr_location; int event__preprocess_sample(const event_t *self, struct addr_location *al, symbol_filter_t filter); #endif /* __PERF_RECORD_H */