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yaml
---
r: 169822
b: refs/heads/master
c: 23ea4a3
h: refs/heads/master
v: v3
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Arnaldo Carvalho de Melo authored and Ingo Molnar committed Nov 27, 2009
1 parent e0a9c2b commit 5173d5f
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Showing 3 changed files with 39 additions and 15 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 4e06255f5cf2acf6a5abfe7df8c9690463259dea
refs/heads/master: 23ea4a3fadc6b1692dec935397ea15e2affc1cba
51 changes: 38 additions & 13 deletions trunk/tools/perf/util/symbol.c
Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,7 @@ enum dso_origin {
};

static void dsos__add(struct list_head *head, struct dso *dso);
static struct map *kernel_maps__find_by_dso_name(const char *name);
static struct map *map__new2(u64 start, struct dso *dso, enum map_type type);
static void kernel_maps__insert(struct map *map);
struct symbol *dso__find_symbol(struct dso *self, enum map_type type, u64 addr);
Expand All @@ -43,7 +44,7 @@ static struct symbol_conf symbol_conf__defaults = {
.try_vmlinux_path = true,
};

static struct rb_root kernel_maps__functions;
static struct rb_root kernel_maps[MAP__NR_TYPES];

bool dso__loaded(const struct dso *self, enum map_type type)
{
Expand Down Expand Up @@ -78,10 +79,10 @@ static void symbols__fixup_end(struct rb_root *self)
curr->end = roundup(curr->start, 4096);
}

static void kernel_maps__fixup_end(void)
static void __kernel_maps__fixup_end(struct rb_root *root)
{
struct map *prev, *curr;
struct rb_node *nd, *prevnd = rb_first(&kernel_maps__functions);
struct rb_node *nd, *prevnd = rb_first(root);

if (prevnd == NULL)
return;
Expand All @@ -101,6 +102,13 @@ static void kernel_maps__fixup_end(void)
curr->end = ~0UL;
}

static void kernel_maps__fixup_end(void)
{
int i;
for (i = 0; i < MAP__NR_TYPES; ++i)
__kernel_maps__fixup_end(&kernel_maps[i]);
}

static struct symbol *symbol__new(u64 start, u64 len, const char *name)
{
size_t namelen = strlen(name) + 1;
Expand Down Expand Up @@ -449,12 +457,12 @@ static int dso__load_kallsyms(struct dso *self, struct map *map,
return dso__split_kallsyms(self, map, filter);
}

size_t kernel_maps__fprintf(FILE *fp)
static size_t __kernel_maps__fprintf(enum map_type type, FILE *fp)
{
size_t printed = fprintf(fp, "Kernel maps:\n");
size_t printed = fprintf(fp, "%s:\n", map_type__name[type]);
struct rb_node *nd;

for (nd = rb_first(&kernel_maps__functions); nd; nd = rb_next(nd)) {
for (nd = rb_first(&kernel_maps[type]); nd; nd = rb_next(nd)) {
struct map *pos = rb_entry(nd, struct map, rb_node);

printed += fprintf(fp, "Map:");
Expand All @@ -465,6 +473,16 @@ size_t kernel_maps__fprintf(FILE *fp)
}
}

return printed;
}

size_t kernel_maps__fprintf(FILE *fp)
{
size_t printed = fprintf(fp, "Kernel maps:\n");
int i;
for (i = 0; i < MAP__NR_TYPES; ++i)
printed += __kernel_maps__fprintf(i, fp);

return printed + fprintf(fp, "END kernel maps\n");
}

Expand Down Expand Up @@ -1191,13 +1209,14 @@ int dso__load(struct dso *self, struct map *map, symbol_filter_t filter)

static void kernel_maps__insert(struct map *map)
{
maps__insert(&kernel_maps__functions, map);
maps__insert(&kernel_maps[map->type], map);
}

struct symbol *kernel_maps__find_function(u64 ip, struct map **mapp,
symbol_filter_t filter)
static struct symbol *kernel_maps__find_symbol(u64 ip, enum map_type type,
struct map **mapp,
symbol_filter_t filter)
{
struct map *map = maps__find(&kernel_maps__functions, ip);
struct map *map = maps__find(&kernel_maps[type], ip);

if (mapp)
*mapp = map;
Expand All @@ -1206,17 +1225,23 @@ struct symbol *kernel_maps__find_function(u64 ip, struct map **mapp,
ip = map->map_ip(map, ip);
return map__find_symbol(map, ip, filter);
} else
WARN_ONCE(RB_EMPTY_ROOT(&kernel_maps__functions),
WARN_ONCE(RB_EMPTY_ROOT(&kernel_maps[type]),
"Empty kernel_maps, was symbol__init() called?\n");

return NULL;
}

struct map *kernel_maps__find_by_dso_name(const char *name)
struct symbol *kernel_maps__find_function(u64 ip, struct map **mapp,
symbol_filter_t filter)
{
return kernel_maps__find_symbol(ip, MAP__FUNCTION, mapp, filter);
}

static struct map *kernel_maps__find_by_dso_name(const char *name)
{
struct rb_node *nd;

for (nd = rb_first(&kernel_maps__functions); nd; nd = rb_next(nd)) {
for (nd = rb_first(&kernel_maps[MAP__FUNCTION]); nd; nd = rb_next(nd)) {
struct map *map = rb_entry(nd, struct map, rb_node);

if (map->dso && strcmp(map->dso->name, name) == 0)
Expand Down
1 change: 0 additions & 1 deletion trunk/tools/perf/util/thread.h
Original file line number Diff line number Diff line change
Expand Up @@ -28,7 +28,6 @@ struct map *maps__find(struct rb_root *maps, u64 ip);

struct symbol *kernel_maps__find_function(const u64 ip, struct map **mapp,
symbol_filter_t filter);
struct map *kernel_maps__find_by_dso_name(const char *name);

static inline struct map *thread__find_map(struct thread *self, u64 ip)
{
Expand Down

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