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Diffstat (limited to 'tools/perf/util/intel-pt.c')
-rw-r--r--tools/perf/util/intel-pt.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c
index e8e05e7838b2..b51393ee9599 100644
--- a/tools/perf/util/intel-pt.c
+++ b/tools/perf/util/intel-pt.c
@@ -535,8 +535,10 @@ static int intel_pt_walk_next_insn(struct intel_pt_insn *intel_pt_insn,
*ip += intel_pt_insn->length;
- if (to_ip && *ip == to_ip)
+ if (to_ip && *ip == to_ip) {
+ intel_pt_insn->length = 0;
goto out_no_cache;
+ }
if (*ip >= al.map->end)
break;
@@ -906,6 +908,8 @@ static void intel_pt_set_pid_tid_cpu(struct intel_pt *pt,
if (queue->tid == -1 || pt->have_sched_switch) {
ptq->tid = machine__get_current_tid(pt->machine, ptq->cpu);
+ if (ptq->tid == -1)
+ ptq->pid = -1;
thread__zput(ptq->thread);
}
@@ -921,6 +925,7 @@ static void intel_pt_set_pid_tid_cpu(struct intel_pt *pt,
static void intel_pt_sample_flags(struct intel_pt_queue *ptq)
{
+ ptq->insn_len = 0;
if (ptq->state->flags & INTEL_PT_ABORT_TX) {
ptq->flags = PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TX_ABORT;
} else if (ptq->state->flags & INTEL_PT_ASYNC) {
@@ -1948,10 +1953,8 @@ static int intel_pt_context_switch(struct intel_pt *pt, union perf_event *event,
tid = sample->tid;
}
- if (tid == -1) {
- pr_err("context_switch event has no tid\n");
- return -EINVAL;
- }
+ if (tid == -1)
+ intel_pt_log("context_switch event has no tid\n");
intel_pt_log("context_switch: cpu %d pid %d tid %d time %"PRIu64" tsc %#"PRIx64"\n",
cpu, pid, tid, sample->time, perf_time_to_tsc(sample->time,