ftrace: remove ctrl_update method

Impact: Remove the ctrl_update tracer method

With the new quick start/stop method of tracing, the ctrl_update
method is out of date.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 0 insertions, 10 deletions

diff --git a/kernel/trace/trace_nop.c b/kernel/trace/trace_nop.c
index 4592b4862515..e3c5fbfcdd36 100644
--- a/kernel/trace/trace_nop.c
+++ b/kernel/trace/trace_nop.c
@@ -42,21 +42,11 @@ static void nop_trace_reset(struct trace_array *tr)
                 stop_nop_trace(tr);
 }
 
-static void nop_trace_ctrl_update(struct trace_array *tr)
-{
-        /* When starting a new trace, reset the buffers */
-        if (tr->ctrl)
-                start_nop_trace(tr);
-        else
-                stop_nop_trace(tr);
-}
-
 struct tracer nop_trace __read_mostly =
 {
         .name           = "nop",
         .init           = nop_trace_init,
         .reset          = nop_trace_reset,
-        .ctrl_update    = nop_trace_ctrl_update,
 #ifdef CONFIG_FTRACE_SELFTEST
         .selftest       = trace_selftest_startup_nop,
 #endif