diff options
Diffstat (limited to 'kernel/perf_event.c')
| -rw-r--r-- | kernel/perf_event.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/kernel/perf_event.c b/kernel/perf_event.c index a4fa381db3c2..17ac47f4bce6 100644 --- a/kernel/perf_event.c +++ b/kernel/perf_event.c @@ -4468,8 +4468,9 @@ static int swevent_hlist_get(struct perf_event *event) #ifdef CONFIG_EVENT_TRACING void perf_tp_event(int event_id, u64 addr, u64 count, void *record, - int entry_size, struct pt_regs *regs) + int entry_size, struct pt_regs *regs, void *event) { + const int type = PERF_TYPE_TRACEPOINT; struct perf_sample_data data; struct perf_raw_record raw = { .size = entry_size, @@ -4479,9 +4480,13 @@ void perf_tp_event(int event_id, u64 addr, u64 count, void *record, perf_sample_data_init(&data, addr); data.raw = &raw; - /* Trace events already protected against recursion */ - do_perf_sw_event(PERF_TYPE_TRACEPOINT, event_id, count, 1, - &data, regs); + if (!event) { + do_perf_sw_event(type, event_id, count, 1, &data, regs); + return; + } + + if (perf_swevent_match(event, type, event_id, &data, regs)) + perf_swevent_add(event, count, 1, &data, regs); } EXPORT_SYMBOL_GPL(perf_tp_event); @@ -4514,7 +4519,7 @@ static const struct pmu *tp_perf_event_init(struct perf_event *event) !capable(CAP_SYS_ADMIN)) return ERR_PTR(-EPERM); - if (perf_trace_enable(event->attr.config)) + if (perf_trace_enable(event->attr.config, event)) return NULL; event->destroy = tp_perf_event_destroy; |