4 files changed, 5 insertions, 14 deletions

diff --git a/kernel/trace/kmemtrace.c b/kernel/trace/kmemtrace.c
index dda53ccf749b..81b1645c8549 100644
--- a/kernel/trace/kmemtrace.c
+++ b/kernel/trace/kmemtrace.c
@@ -183,11 +183,9 @@ static void kmemtrace_stop_probes(void)
 
 static int kmem_trace_init(struct trace_array *tr)
 {
-        int cpu;
         kmemtrace_array = tr;
 
-        for_each_cpu(cpu, cpu_possible_mask)
-                tracing_reset(tr, cpu);
+        tracing_reset_online_cpus(tr);
 
         kmemtrace_start_probes();
 
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 9110329ecf77..54517a889791 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -550,7 +550,6 @@ __acquires(kernel_lock)
         if (type->selftest && !tracing_selftest_disabled) {
                 struct tracer *saved_tracer = current_trace;
                 struct trace_array *tr = &global_trace;
-                int i;
 
                 /*
                  * Run a selftest on this tracer.
@@ -559,8 +558,7 @@ __acquires(kernel_lock)
                  * internal tracing to verify that everything is in order.
                  * If we fail, we do not register this tracer.
                  */
-                for_each_tracing_cpu(i)
-                        tracing_reset(tr, i);
+                tracing_reset_online_cpus(tr);
 
                 current_trace = type;
                 /* the test is responsible for initializing and enabling */
@@ -573,8 +571,7 @@ __acquires(kernel_lock)
                         goto out;
                 }
                 /* Only reset on passing, to avoid touching corrupted buffers */
-                for_each_tracing_cpu(i)
-                        tracing_reset(tr, i);
+                tracing_reset_online_cpus(tr);
 
                 printk(KERN_CONT "PASSED\n");
         }
diff --git a/kernel/trace/trace_boot.c b/kernel/trace/trace_boot.c
index a29ef23ffb47..863139327816 100644
--- a/kernel/trace/trace_boot.c
+++ b/kernel/trace/trace_boot.c
@@ -41,14 +41,12 @@ void disable_boot_trace(void)
 
 static int boot_trace_init(struct trace_array *tr)
 {
-        int cpu;
         boot_trace = tr;
 
         if (!tr)
                 return 0;
 
-        for_each_cpu(cpu, cpu_possible_mask)
-                tracing_reset(tr, cpu);
+        tracing_reset_online_cpus(tr);
 
         tracing_sched_switch_assign_trace(tr);
         return 0;
diff --git a/kernel/trace/trace_power.c b/kernel/trace/trace_power.c
index 8a30d9874cd4..a5d5a4f7745b 100644
--- a/kernel/trace/trace_power.c
+++ b/kernel/trace/trace_power.c
@@ -144,14 +144,12 @@ static void power_trace_reset(struct trace_array *tr)
 
 static int power_trace_init(struct trace_array *tr)
 {
-        int cpu;
         power_trace = tr;
 
         trace_power_enabled = 1;
         tracing_power_register();
 
-        for_each_cpu(cpu, cpu_possible_mask)
-                tracing_reset(tr, cpu);
+        tracing_reset_online_cpus(tr);
         return 0;
 }