Merge branch 'linus' into tracing/core

[firefly-linux-kernel-4.4.55.git] / kernel / trace / trace_power.c

diff --git a/kernel/trace/trace_power.c b/kernel/trace/trace_power.c
index 118439709fb771f4fa2ad576454e0b64d1274144..8a30d9874cd430d507c3f9e997610430f1bcb894 100644 (file)
--- a/kernel/trace/trace_power.c
+++ b/kernel/trace/trace_power.c
@@ -36,6 +36,7 @@ static void probe_power_start(struct power_trace *it, unsigned int type,
 
 static void probe_power_end(struct power_trace *it)
 {
+       struct ftrace_event_call *call = &event_power;
        struct ring_buffer_event *event;
        struct trace_power *entry;
        struct trace_array_cpu *data;
@@ -54,7 +55,8 @@ static void probe_power_end(struct power_trace *it)
                goto out;
        entry   = ring_buffer_event_data(event);
        entry->state_data = *it;
-       trace_buffer_unlock_commit(tr, event, 0, 0);
+       if (!filter_check_discard(call, entry, tr->buffer, event))
+               trace_buffer_unlock_commit(tr, event, 0, 0);
  out:
        preempt_enable();
 }
@@ -62,6 +64,7 @@ static void probe_power_end(struct power_trace *it)
 static void probe_power_mark(struct power_trace *it, unsigned int type,
                                unsigned int level)
 {
+       struct ftrace_event_call *call = &event_power;
        struct ring_buffer_event *event;
        struct trace_power *entry;
        struct trace_array_cpu *data;
@@ -84,7 +87,8 @@ static void probe_power_mark(struct power_trace *it, unsigned int type,
                goto out;
        entry   = ring_buffer_event_data(event);
        entry->state_data = *it;
-       trace_buffer_unlock_commit(tr, event, 0, 0);
+       if (!filter_check_discard(call, entry, tr->buffer, event))
+               trace_buffer_unlock_commit(tr, event, 0, 0);
  out:
        preempt_enable();
 }