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perf symbols: Pass the mmap parameters instead of using mmap_event 

To reduce the coupling of the symbol system with the rest of
perf.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <1269557941-15617-2-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Arnaldo Carvalho de Melo 2010-03-25 19:58:57 -03:00 committed by Ingo Molnar
parent d5679ae4d2
commit b177f63f52
3 changed files with 8 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
tools/perf/util/event.c
View File

@ -393,7 +393,8 @@ int event__process_mmap(event_t *self, struct perf_session *session)
}
thread = perf_session__findnew(session, self->mmap.pid);
map = map__new(&self->mmap, MAP__FUNCTION,
map = map__new(self->mmap.start, self->mmap.len, self->mmap.pgoff,
self->mmap.pid, self->mmap.filename, MAP__FUNCTION,
session->cwd, session->cwdlen);
if (thread == NULL || map == NULL)

11
tools/perf/util/map.c
View File

@ -1,4 +1,3 @@
#include "event.h"
#include "symbol.h"
#include <stdlib.h>
#include <string.h>
@ -38,13 +37,12 @@ void map__init(struct map *self, enum map_type type,
RB_CLEAR_NODE(&self->rb_node);
}
struct map *map__new(struct mmap_event *event, enum map_type type,
char *cwd, int cwdlen)
struct map *map__new(u64 start, u64 len, u64 pgoff, u32 pid, char *filename,
enum map_type type, char *cwd, int cwdlen)
{
struct map *self = malloc(sizeof(*self));
if (self != NULL) {
const char *filename = event->filename;
char newfilename[PATH_MAX];
struct dso *dso;
int anon;
@ -62,7 +60,7 @@ struct map *map__new(struct mmap_event *event, enum map_type type,
anon = is_anon_memory(filename);
if (anon) {
snprintf(newfilename, sizeof(newfilename), "/tmp/perf-%d.map", event->pid);
snprintf(newfilename, sizeof(newfilename), "/tmp/perf-%d.map", pid);
filename = newfilename;
}
@ -70,8 +68,7 @@ struct map *map__new(struct mmap_event *event, enum map_type type,
if (dso == NULL)
goto out_delete;
map__init(self, type, event->start, event->start + event->len,
event->pgoff, dso);
map__init(self, type, start, start + len, pgoff, dso);
if (anon) {
set_identity:

5
tools/perf/util/map.h
View File

@ -68,14 +68,13 @@ u64 map__rip_2objdump(struct map *map, u64 rip);
u64 map__objdump_2ip(struct map *map, u64 addr);
struct symbol;
struct mmap_event;
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);
struct map *map__new(u64 start, u64 len, u64 pgoff, u32 pid, char *filename,
enum map_type 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);