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Diffstat (limited to 'tools/perf/util/intel-pt.c')
-rw-r--r--tools/perf/util/intel-pt.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c
index 81a2eb77ba7f..617578440989 100644
--- a/tools/perf/util/intel-pt.c
+++ b/tools/perf/util/intel-pt.c
@@ -979,6 +979,7 @@ static int intel_pt_synth_branch_sample(struct intel_pt_queue *ptq)
if (!pt->timeless_decoding)
sample.time = tsc_to_perf_time(ptq->timestamp, &pt->tc);
+ sample.cpumode = PERF_RECORD_MISC_USER;
sample.ip = ptq->state->from_ip;
sample.pid = ptq->pid;
sample.tid = ptq->tid;
@@ -1035,6 +1036,7 @@ static int intel_pt_synth_instruction_sample(struct intel_pt_queue *ptq)
if (!pt->timeless_decoding)
sample.time = tsc_to_perf_time(ptq->timestamp, &pt->tc);
+ sample.cpumode = PERF_RECORD_MISC_USER;
sample.ip = ptq->state->from_ip;
sample.pid = ptq->pid;
sample.tid = ptq->tid;
@@ -1092,6 +1094,7 @@ static int intel_pt_synth_transaction_sample(struct intel_pt_queue *ptq)
if (!pt->timeless_decoding)
sample.time = tsc_to_perf_time(ptq->timestamp, &pt->tc);
+ sample.cpumode = PERF_RECORD_MISC_USER;
sample.ip = ptq->state->from_ip;
sample.pid = ptq->pid;
sample.tid = ptq->tid;
@@ -1127,7 +1130,7 @@ static int intel_pt_synth_transaction_sample(struct intel_pt_queue *ptq)
pr_err("Intel Processor Trace: failed to deliver transaction event, error %d\n",
ret);
- if (pt->synth_opts.callchain)
+ if (pt->synth_opts.last_branch)
intel_pt_reset_last_branch_rb(ptq);
return ret;
@@ -2068,6 +2071,15 @@ int intel_pt_process_auxtrace_info(union perf_event *event,
err = -ENOMEM;
goto err_free_queues;
}
+
+ /*
+ * Since this thread will not be kept in any rbtree not in a
+ * list, initialize its list node so that at thread__put() the
+ * current thread lifetime assuption is kept and we don't segfault
+ * at list_del_init().
+ */
+ INIT_LIST_HEAD(&pt->unknown_thread->node);
+
err = thread__set_comm(pt->unknown_thread, "unknown", 0);
if (err)
goto err_delete_thread;