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-rw-r--r--tools/perf/util/machine.c22
1 files changed, 15 insertions, 7 deletions
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 59486c180626..1dca61f0512d 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -32,7 +32,8 @@ int machine__init(struct machine *machine, const char *root_dir, pid_t pid)
return -ENOMEM;
if (pid != HOST_KERNEL_ID) {
- struct thread *thread = machine__findnew_thread(machine, pid);
+ struct thread *thread = machine__findnew_thread(machine, 0,
+ pid);
char comm[64];
if (thread == NULL)
@@ -302,9 +303,10 @@ static struct thread *__machine__findnew_thread(struct machine *machine,
return th;
}
-struct thread *machine__findnew_thread(struct machine *machine, pid_t tid)
+struct thread *machine__findnew_thread(struct machine *machine, pid_t pid,
+ pid_t tid)
{
- return __machine__findnew_thread(machine, 0, tid, true);
+ return __machine__findnew_thread(machine, pid, tid, true);
}
struct thread *machine__find_thread(struct machine *machine, pid_t tid)
@@ -314,7 +316,9 @@ struct thread *machine__find_thread(struct machine *machine, pid_t tid)
int machine__process_comm_event(struct machine *machine, union perf_event *event)
{
- struct thread *thread = machine__findnew_thread(machine, event->comm.tid);
+ struct thread *thread = machine__findnew_thread(machine,
+ event->comm.pid,
+ event->comm.tid);
if (dump_trace)
perf_event__fprintf_comm(event, stdout);
@@ -1012,7 +1016,8 @@ int machine__process_mmap_event(struct machine *machine, union perf_event *event
return 0;
}
- thread = machine__findnew_thread(machine, event->mmap.pid);
+ thread = machine__findnew_thread(machine, event->mmap.pid,
+ event->mmap.pid);
if (thread == NULL)
goto out_problem;
@@ -1051,13 +1056,16 @@ static void machine__remove_thread(struct machine *machine, struct thread *th)
int machine__process_fork_event(struct machine *machine, union perf_event *event)
{
struct thread *thread = machine__find_thread(machine, event->fork.tid);
- struct thread *parent = machine__findnew_thread(machine, event->fork.ptid);
+ struct thread *parent = machine__findnew_thread(machine,
+ event->fork.ppid,
+ event->fork.ptid);
/* if a thread currently exists for the thread id remove it */
if (thread != NULL)
machine__remove_thread(machine, thread);
- thread = machine__findnew_thread(machine, event->fork.tid);
+ thread = machine__findnew_thread(machine, event->fork.pid,
+ event->fork.tid);
if (dump_trace)
perf_event__fprintf_task(event, stdout);