summaryrefslogtreecommitdiff
path: root/tools/perf/util/maps.h
diff options
context:
space:
mode:
Diffstat (limited to 'tools/perf/util/maps.h')
-rw-r--r--tools/perf/util/maps.h87
1 files changed, 87 insertions, 0 deletions
diff --git a/tools/perf/util/maps.h b/tools/perf/util/maps.h
new file mode 100644
index 000000000000..3dd000ddf925
--- /dev/null
+++ b/tools/perf/util/maps.h
@@ -0,0 +1,87 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __PERF_MAPS_H
+#define __PERF_MAPS_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 maps;
+struct thread;
+
+struct map *maps__find(struct maps *maps, u64 addr);
+struct map *maps__first(struct maps *maps);
+struct map *map__next(struct map *map);
+
+#define maps__for_each_entry(maps, map) \
+ for (map = maps__first(maps); map; map = map__next(map))
+
+#define maps__for_each_entry_safe(maps, map, next) \
+ for (map = maps__first(maps), next = map__next(map); map; map = next, next = map__next(map))
+
+struct maps {
+ struct rb_root entries;
+ struct rw_semaphore lock;
+ struct machine *machine;
+ struct map *last_search_by_name;
+ struct map **maps_by_name;
+ refcount_t refcnt;
+ unsigned int nr_maps;
+ unsigned int nr_maps_allocated;
+#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 maps *kmaps;
+ char name[KMAP_NAME_LEN];
+};
+
+struct maps *maps__new(struct machine *machine);
+void maps__delete(struct maps *maps);
+bool maps__empty(struct maps *maps);
+
+static inline struct maps *maps__get(struct maps *maps)
+{
+ if (maps)
+ refcount_inc(&maps->refcnt);
+ return maps;
+}
+
+void maps__put(struct maps *maps);
+void maps__init(struct maps *maps, struct machine *machine);
+void maps__exit(struct maps *maps);
+int maps__clone(struct thread *thread, struct maps *parent);
+size_t maps__fprintf(struct maps *maps, FILE *fp);
+
+void maps__insert(struct maps *maps, struct map *map);
+
+void maps__remove(struct maps *maps, struct map *map);
+
+struct symbol *maps__find_symbol(struct maps *maps, u64 addr, struct map **mapp);
+struct symbol *maps__find_symbol_by_name(struct maps *maps, const char *name, struct map **mapp);
+
+struct addr_map_symbol;
+
+int maps__find_ams(struct maps *maps, struct addr_map_symbol *ams);
+
+int maps__fixup_overlappings(struct maps *maps, struct map *map, FILE *fp);
+
+struct map *maps__find_by_name(struct maps *maps, const char *name);
+
+int maps__merge_in(struct maps *kmaps, struct map *new_map);
+
+void __maps__sort_by_name(struct maps *maps);
+
+#endif // __PERF_MAPS_H