linux/linux-5.4.31/tools/perf/util/map_groups.h

98 lines
2.6 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_MAP_GROUPS_H
#define __PERF_MAP_GROUPS_H
#include <linux/refcount.h>
#include <linux/rbtree.h>
#include <stdio.h>
#include <stdbool.h>
#include <linux/types.h>
#include "rwsem.h"
struct ref_reloc_sym;
struct machine;
struct map;
struct thread;
struct maps {
struct rb_root entries;
struct rb_root names;
struct rw_semaphore lock;
};
void maps__insert(struct maps *maps, struct map *map);
void maps__remove(struct maps *maps, struct map *map);
struct map *maps__find(struct maps *maps, u64 addr);
struct map *maps__first(struct maps *maps);
struct map *map__next(struct map *map);
struct symbol *maps__find_symbol_by_name(struct maps *maps, const char *name, struct map **mapp);
struct map_groups {
struct maps maps;
struct machine *machine;
refcount_t refcnt;
#ifdef HAVE_LIBUNWIND_SUPPORT
void *addr_space;
struct unwind_libunwind_ops *unwind_libunwind_ops;
#endif
};
#define KMAP_NAME_LEN 256
struct kmap {
struct ref_reloc_sym *ref_reloc_sym;
struct map_groups *kmaps;
char name[KMAP_NAME_LEN];
};
struct map_groups *map_groups__new(struct machine *machine);
void map_groups__delete(struct map_groups *mg);
bool map_groups__empty(struct map_groups *mg);
static inline struct map_groups *map_groups__get(struct map_groups *mg)
{
if (mg)
refcount_inc(&mg->refcnt);
return mg;
}
void map_groups__put(struct map_groups *mg);
void map_groups__init(struct map_groups *mg, struct machine *machine);
void map_groups__exit(struct map_groups *mg);
int map_groups__clone(struct thread *thread, struct map_groups *parent);
size_t map_groups__fprintf(struct map_groups *mg, FILE *fp);
void map_groups__insert(struct map_groups *mg, struct map *map);
static inline void map_groups__remove(struct map_groups *mg, struct map *map)
{
maps__remove(&mg->maps, map);
}
static inline struct map *map_groups__find(struct map_groups *mg, u64 addr)
{
return maps__find(&mg->maps, addr);
}
struct map *map_groups__first(struct map_groups *mg);
static inline struct map *map_groups__next(struct map *map)
{
return map__next(map);
}
struct symbol *map_groups__find_symbol(struct map_groups *mg, u64 addr, struct map **mapp);
struct symbol *map_groups__find_symbol_by_name(struct map_groups *mg, const char *name, struct map **mapp);
struct addr_map_symbol;
int map_groups__find_ams(struct addr_map_symbol *ams);
int map_groups__fixup_overlappings(struct map_groups *mg, struct map *map, FILE *fp);
struct map *map_groups__find_by_name(struct map_groups *mg, const char *name);
int map_groups__merge_in(struct map_groups *kmaps, struct map *new_map);
#endif // __PERF_MAP_GROUPS_H