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Diffstat (limited to 'tools/perf/util/vdso.c')
-rw-r--r--tools/perf/util/vdso.c56
1 files changed, 24 insertions, 32 deletions
diff --git a/tools/perf/util/vdso.c b/tools/perf/util/vdso.c
index df8963796187..1b6f8f6db7aa 100644
--- a/tools/perf/util/vdso.c
+++ b/tools/perf/util/vdso.c
@@ -133,8 +133,6 @@ static struct dso *__machine__addnew_vdso(struct machine *machine, const char *s
if (dso != NULL) {
__dsos__add(&machine->dsos, dso);
dso__set_long_name(dso, long_name, false);
- /* Put dso here because __dsos_add already got it */
- dso__put(dso);
}
return dso;
@@ -150,7 +148,7 @@ static int machine__thread_dso_type_maps_cb(struct map *map, void *data)
struct machine__thread_dso_type_maps_cb_args *args = data;
struct dso *dso = map__dso(map);
- if (!dso || dso->long_name[0] != '/')
+ if (!dso || dso__long_name(dso)[0] != '/')
return 0;
args->dso_type = dso__type(dso, args->machine);
@@ -252,17 +250,15 @@ static struct dso *__machine__findnew_compat(struct machine *machine,
const char *file_name;
struct dso *dso;
- dso = __dsos__find(&machine->dsos, vdso_file->dso_name, true);
+ dso = dsos__find(&machine->dsos, vdso_file->dso_name, true);
if (dso)
- goto out;
+ return dso;
file_name = vdso__get_compat_file(vdso_file);
if (!file_name)
- goto out;
+ return NULL;
- dso = __machine__addnew_vdso(machine, vdso_file->dso_name, file_name);
-out:
- return dso;
+ return __machine__addnew_vdso(machine, vdso_file->dso_name, file_name);
}
static int __machine__findnew_vdso_compat(struct machine *machine,
@@ -308,21 +304,21 @@ static struct dso *machine__find_vdso(struct machine *machine,
dso_type = machine__thread_dso_type(machine, thread);
switch (dso_type) {
case DSO__TYPE_32BIT:
- dso = __dsos__find(&machine->dsos, DSO__NAME_VDSO32, true);
+ dso = dsos__find(&machine->dsos, DSO__NAME_VDSO32, true);
if (!dso) {
- dso = __dsos__find(&machine->dsos, DSO__NAME_VDSO,
- true);
+ dso = dsos__find(&machine->dsos, DSO__NAME_VDSO,
+ true);
if (dso && dso_type != dso__type(dso, machine))
dso = NULL;
}
break;
case DSO__TYPE_X32BIT:
- dso = __dsos__find(&machine->dsos, DSO__NAME_VDSOX32, true);
+ dso = dsos__find(&machine->dsos, DSO__NAME_VDSOX32, true);
break;
case DSO__TYPE_64BIT:
case DSO__TYPE_UNKNOWN:
default:
- dso = __dsos__find(&machine->dsos, DSO__NAME_VDSO, true);
+ dso = dsos__find(&machine->dsos, DSO__NAME_VDSO, true);
break;
}
@@ -334,42 +330,38 @@ struct dso *machine__findnew_vdso(struct machine *machine,
{
struct vdso_info *vdso_info;
struct dso *dso = NULL;
+ char *file;
- down_write(&machine->dsos.lock);
if (!machine->vdso_info)
machine->vdso_info = vdso_info__new();
vdso_info = machine->vdso_info;
if (!vdso_info)
- goto out_unlock;
+ return NULL;
dso = machine__find_vdso(machine, thread);
if (dso)
- goto out_unlock;
+ return dso;
#if BITS_PER_LONG == 64
if (__machine__findnew_vdso_compat(machine, thread, vdso_info, &dso))
- goto out_unlock;
+ return dso;
#endif
- dso = __dsos__find(&machine->dsos, DSO__NAME_VDSO, true);
- if (!dso) {
- char *file;
+ dso = dsos__find(&machine->dsos, DSO__NAME_VDSO, true);
+ if (dso)
+ return dso;
- file = get_file(&vdso_info->vdso);
- if (file)
- dso = __machine__addnew_vdso(machine, DSO__NAME_VDSO, file);
- }
+ file = get_file(&vdso_info->vdso);
+ if (!file)
+ return NULL;
-out_unlock:
- dso__get(dso);
- up_write(&machine->dsos.lock);
- return dso;
+ return __machine__addnew_vdso(machine, DSO__NAME_VDSO, file);
}
bool dso__is_vdso(struct dso *dso)
{
- return !strcmp(dso->short_name, DSO__NAME_VDSO) ||
- !strcmp(dso->short_name, DSO__NAME_VDSO32) ||
- !strcmp(dso->short_name, DSO__NAME_VDSOX32);
+ return !strcmp(dso__short_name(dso), DSO__NAME_VDSO) ||
+ !strcmp(dso__short_name(dso), DSO__NAME_VDSO32) ||
+ !strcmp(dso__short_name(dso), DSO__NAME_VDSOX32);
}