blktrace: Use tracing_reset_online_cpus

Impact: cleanup

Use tracing_reset_online_cpus instead of open coding it.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 1 insertions, 6 deletions

diff --git a/block/blktrace.c b/block/blktrace.c
index 1b2267c798b6..04d81d31fd94 100644
--- a/block/blktrace.c
+++ b/block/blktrace.c
@@ -1109,12 +1109,7 @@ static void blk_tracer_print_header(struct seq_file *m)
 
 static void blk_tracer_start(struct trace_array *tr)
 {
-        int cpu;
-
-        tr->time_start = ftrace_now(tr->cpu);
-
-        for_each_online_cpu(cpu)
-                tracing_reset(tr, cpu);
+        tracing_reset_online_cpus(tr);
 
         mutex_lock(&blk_probe_mutex);
         if (atomic_add_return(1, &blk_probes_ref) == 1)