[PATCH] tracing: Add SPDX License format to bpf_trace.c

[Steven Rostedt]

[ Alexei and/or Daniel, I'm adding SPDX headers to the tracing
  directory. Can you ack this patch? Thanks ]

From: "Steven Rostedt (VMware)" <rostedt@xxxxxxxxxxx>

Add the SPDX License header to ease license compliance management.

Cc: Alexei Starovoitov <ast@xxxxxxxxxxxx>
Cc: Daniel Borkmann <daniel@xxxxxxxxxxxxx>
Signed-off-by: Steven Rostedt (VMware) <rostedt@xxxxxxxxxxx>
---
 kernel/trace/bpf_trace.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c
index 0ae6829804bc..1d11a6e6f2d0 100644
--- a/kernel/trace/bpf_trace.c
+++ b/kernel/trace/bpf_trace.c
@@ -1,9 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0
 /* Copyright (c) 2011-2015 PLUMgrid, http://plumgrid.com
  * Copyright (c) 2016 Facebook
  *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
  */
 #include <linux/kernel.h>
 #include <linux/types.h>
-- 
2.13.6