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Diffstat (limited to 'tools/perf/util/map.c')
-rw-r--r--tools/perf/util/map.c121
1 files changed, 52 insertions, 69 deletions
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index 8fe57031e1a8..6ae97eda370b 100644
--- a/tools/perf/util/map.c
+++ b/tools/perf/util/map.c
@@ -22,11 +22,6 @@
static void __maps__insert(struct maps *maps, struct map *map);
-const char *map_type__name[MAP__NR_TYPES] = {
- [MAP__FUNCTION] = "Functions",
- [MAP__VARIABLE] = "Variables",
-};
-
static inline int is_anon_memory(const char *filename, u32 flags)
{
return flags & MAP_HUGETLB ||
@@ -129,10 +124,8 @@ static inline bool replace_android_lib(const char *filename, char *newfilename)
return false;
}
-void map__init(struct map *map, enum map_type type,
- u64 start, u64 end, u64 pgoff, struct dso *dso)
+void map__init(struct map *map, u64 start, u64 end, u64 pgoff, struct dso *dso)
{
- map->type = type;
map->start = start;
map->end = end;
map->pgoff = pgoff;
@@ -149,7 +142,7 @@ void map__init(struct map *map, enum map_type type,
struct map *map__new(struct machine *machine, u64 start, u64 len,
u64 pgoff, u32 d_maj, u32 d_min, u64 ino,
u64 ino_gen, u32 prot, u32 flags, char *filename,
- enum map_type type, struct thread *thread)
+ struct thread *thread)
{
struct map *map = malloc(sizeof(*map));
struct nsinfo *nsi = NULL;
@@ -173,7 +166,7 @@ struct map *map__new(struct machine *machine, u64 start, u64 len,
map->flags = flags;
nsi = nsinfo__get(thread->nsinfo);
- if ((anon || no_dso) && nsi && type == MAP__FUNCTION) {
+ if ((anon || no_dso) && nsi && (prot & PROT_EXEC)) {
snprintf(newfilename, sizeof(newfilename),
"/tmp/perf-%d.map", nsi->pid);
filename = newfilename;
@@ -203,7 +196,7 @@ struct map *map__new(struct machine *machine, u64 start, u64 len,
if (dso == NULL)
goto out_delete;
- map__init(map, type, start, start + len, pgoff, dso);
+ map__init(map, start, start + len, pgoff, dso);
if (anon || no_dso) {
map->map_ip = map->unmap_ip = identity__map_ip;
@@ -213,8 +206,8 @@ struct map *map__new(struct machine *machine, u64 start, u64 len,
* functions still return NULL, and we avoid the
* unnecessary map__load warning.
*/
- if (type != MAP__FUNCTION)
- dso__set_loaded(dso, map->type);
+ if (!(prot & PROT_EXEC))
+ dso__set_loaded(dso);
}
dso->nsinfo = nsi;
dso__put(dso);
@@ -231,7 +224,7 @@ out_delete:
* they are loaded) and for vmlinux, where only after we load all the
* symbols we'll know where it starts and ends.
*/
-struct map *map__new2(u64 start, struct dso *dso, enum map_type type)
+struct map *map__new2(u64 start, struct dso *dso)
{
struct map *map = calloc(1, (sizeof(*map) +
(dso->kernel ? sizeof(struct kmap) : 0)));
@@ -239,7 +232,7 @@ struct map *map__new2(u64 start, struct dso *dso, enum map_type type)
/*
* ->end will be filled after we load all the symbols
*/
- map__init(map, type, start, 0, 0, dso);
+ map__init(map, start, 0, 0, dso);
}
return map;
@@ -256,7 +249,19 @@ struct map *map__new2(u64 start, struct dso *dso, enum map_type type)
*/
bool __map__is_kernel(const struct map *map)
{
- return __machine__kernel_map(map->groups->machine, map->type) == map;
+ return machine__kernel_map(map->groups->machine) == map;
+}
+
+bool __map__is_extra_kernel_map(const struct map *map)
+{
+ struct kmap *kmap = __map__kmap((struct map *)map);
+
+ return kmap && kmap->name[0];
+}
+
+bool map__has_symbols(const struct map *map)
+{
+ return dso__has_symbols(map->dso);
}
static void map__exit(struct map *map)
@@ -279,7 +284,7 @@ void map__put(struct map *map)
void map__fixup_start(struct map *map)
{
- struct rb_root *symbols = &map->dso->symbols[map->type];
+ struct rb_root *symbols = &map->dso->symbols;
struct rb_node *nd = rb_first(symbols);
if (nd != NULL) {
struct symbol *sym = rb_entry(nd, struct symbol, rb_node);
@@ -289,7 +294,7 @@ void map__fixup_start(struct map *map)
void map__fixup_end(struct map *map)
{
- struct rb_root *symbols = &map->dso->symbols[map->type];
+ struct rb_root *symbols = &map->dso->symbols;
struct rb_node *nd = rb_last(symbols);
if (nd != NULL) {
struct symbol *sym = rb_entry(nd, struct symbol, rb_node);
@@ -304,7 +309,7 @@ int map__load(struct map *map)
const char *name = map->dso->long_name;
int nr;
- if (dso__loaded(map->dso, map->type))
+ if (dso__loaded(map->dso))
return 0;
nr = dso__load(map->dso, map);
@@ -348,7 +353,7 @@ struct symbol *map__find_symbol(struct map *map, u64 addr)
if (map__load(map) < 0)
return NULL;
- return dso__find_symbol(map->dso, map->type, addr);
+ return dso__find_symbol(map->dso, addr);
}
struct symbol *map__find_symbol_by_name(struct map *map, const char *name)
@@ -356,10 +361,10 @@ struct symbol *map__find_symbol_by_name(struct map *map, const char *name)
if (map__load(map) < 0)
return NULL;
- if (!dso__sorted_by_name(map->dso, map->type))
- dso__sort_by_name(map->dso, map->type);
+ if (!dso__sorted_by_name(map->dso))
+ dso__sort_by_name(map->dso);
- return dso__find_symbol_by_name(map->dso, map->type, name);
+ return dso__find_symbol_by_name(map->dso, name);
}
struct map *map__clone(struct map *from)
@@ -494,10 +499,7 @@ static void maps__init(struct maps *maps)
void map_groups__init(struct map_groups *mg, struct machine *machine)
{
- int i;
- for (i = 0; i < MAP__NR_TYPES; ++i) {
- maps__init(&mg->maps[i]);
- }
+ maps__init(&mg->maps);
mg->machine = machine;
refcount_set(&mg->refcnt, 1);
}
@@ -525,22 +527,12 @@ static void maps__exit(struct maps *maps)
void map_groups__exit(struct map_groups *mg)
{
- int i;
-
- for (i = 0; i < MAP__NR_TYPES; ++i)
- maps__exit(&mg->maps[i]);
+ maps__exit(&mg->maps);
}
bool map_groups__empty(struct map_groups *mg)
{
- int i;
-
- for (i = 0; i < MAP__NR_TYPES; ++i) {
- if (maps__first(&mg->maps[i]))
- return false;
- }
-
- return true;
+ return !maps__first(&mg->maps);
}
struct map_groups *map_groups__new(struct machine *machine)
@@ -566,10 +558,9 @@ void map_groups__put(struct map_groups *mg)
}
struct symbol *map_groups__find_symbol(struct map_groups *mg,
- enum map_type type, u64 addr,
- struct map **mapp)
+ u64 addr, struct map **mapp)
{
- struct map *map = map_groups__find(mg, type, addr);
+ struct map *map = map_groups__find(mg, addr);
/* Ensure map is loaded before using map->map_ip */
if (map != NULL && map__load(map) >= 0) {
@@ -608,13 +599,10 @@ out:
}
struct symbol *map_groups__find_symbol_by_name(struct map_groups *mg,
- enum map_type type,
const char *name,
struct map **mapp)
{
- struct symbol *sym = maps__find_symbol_by_name(&mg->maps[type], name, mapp);
-
- return sym;
+ return maps__find_symbol_by_name(&mg->maps, name, mapp);
}
int map_groups__find_ams(struct addr_map_symbol *ams)
@@ -622,8 +610,7 @@ int map_groups__find_ams(struct addr_map_symbol *ams)
if (ams->addr < ams->map->start || ams->addr >= ams->map->end) {
if (ams->map->groups == NULL)
return -1;
- ams->map = map_groups__find(ams->map->groups, ams->map->type,
- ams->addr);
+ ams->map = map_groups__find(ams->map->groups, ams->addr);
if (ams->map == NULL)
return -1;
}
@@ -646,7 +633,7 @@ static size_t maps__fprintf(struct maps *maps, FILE *fp)
printed += fprintf(fp, "Map:");
printed += map__fprintf(pos, fp);
if (verbose > 2) {
- printed += dso__fprintf(pos->dso, pos->type, fp);
+ printed += dso__fprintf(pos->dso, fp);
printed += fprintf(fp, "--\n");
}
}
@@ -656,24 +643,14 @@ static size_t maps__fprintf(struct maps *maps, FILE *fp)
return printed;
}
-size_t __map_groups__fprintf_maps(struct map_groups *mg, enum map_type type,
- FILE *fp)
-{
- size_t printed = fprintf(fp, "%s:\n", map_type__name[type]);
- return printed += maps__fprintf(&mg->maps[type], fp);
-}
-
size_t map_groups__fprintf(struct map_groups *mg, FILE *fp)
{
- size_t printed = 0, i;
- for (i = 0; i < MAP__NR_TYPES; ++i)
- printed += __map_groups__fprintf_maps(mg, i, fp);
- return printed;
+ return maps__fprintf(&mg->maps, fp);
}
static void __map_groups__insert(struct map_groups *mg, struct map *map)
{
- __maps__insert(&mg->maps[map->type], map);
+ __maps__insert(&mg->maps, map);
map->groups = mg;
}
@@ -758,19 +735,18 @@ out:
int map_groups__fixup_overlappings(struct map_groups *mg, struct map *map,
FILE *fp)
{
- return maps__fixup_overlappings(&mg->maps[map->type], map, fp);
+ return maps__fixup_overlappings(&mg->maps, map, fp);
}
/*
* XXX This should not really _copy_ te maps, but refcount them.
*/
-int map_groups__clone(struct thread *thread,
- struct map_groups *parent, enum map_type type)
+int map_groups__clone(struct thread *thread, struct map_groups *parent)
{
struct map_groups *mg = thread->mg;
int err = -ENOMEM;
struct map *map;
- struct maps *maps = &parent->maps[type];
+ struct maps *maps = &parent->maps;
down_read(&maps->lock);
@@ -877,15 +853,22 @@ struct map *map__next(struct map *map)
return NULL;
}
-struct kmap *map__kmap(struct map *map)
+struct kmap *__map__kmap(struct map *map)
{
- if (!map->dso || !map->dso->kernel) {
- pr_err("Internal error: map__kmap with a non-kernel map\n");
+ if (!map->dso || !map->dso->kernel)
return NULL;
- }
return (struct kmap *)(map + 1);
}
+struct kmap *map__kmap(struct map *map)
+{
+ struct kmap *kmap = __map__kmap(map);
+
+ if (!kmap)
+ pr_err("Internal error: map__kmap with a non-kernel map\n");
+ return kmap;
+}
+
struct map_groups *map__kmaps(struct map *map)
{
struct kmap *kmap = map__kmap(map);
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-12-10 14:30:58 +0000