From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754757Ab3JRVEp (ORCPT ); Fri, 18 Oct 2013 17:04:45 -0400 Received: from mail-wi0-f173.google.com ([209.85.212.173]:51122 "EHLO mail-wi0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751712Ab3JRVEo (ORCPT ); Fri, 18 Oct 2013 17:04:44 -0400 From: "Geyslan G. Bem" To: kernel-br@googlegroups.com Cc: "Geyslan G. Bem" , Steven Rostedt , Frederic Weisbecker , Ingo Molnar , linux-kernel@vger.kernel.org (open list) Subject: [PATCH 1/2] tracing: creates 'tracing_is_disabled()' Date: Fri, 18 Oct 2013 17:59:41 -0300 Message-Id: <1382129982-9668-1-git-send-email-geyslan@gmail.com> X-Mailer: git-send-email 1.8.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch creates the function 'tracing_is_disabled ", which can be used outside trace.c. Signed-off-by: Geyslan G. Bem --- kernel/trace/trace.c | 5 +++++ kernel/trace/trace.h | 1 + 2 files changed, 6 insertions(+) diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 7974ba2..a120a73 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -2964,6 +2964,11 @@ int tracing_open_generic(struct inode *inode, struct file *filp) return 0; } +inline bool tracing_is_disabled(void) +{ + return (tracing_disabled) ? true: false; +} + /* * Open and update trace_array ref count. * Must have the current trace_array passed to it. diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index 10c86fb..5deaa3b 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -514,6 +514,7 @@ void tracing_reset_online_cpus(struct trace_buffer *buf); void tracing_reset_current(int cpu); void tracing_reset_all_online_cpus(void); int tracing_open_generic(struct inode *inode, struct file *filp); +bool tracing_is_disabled(void); struct dentry *trace_create_file(const char *name, umode_t mode, struct dentry *parent, -- 1.8.4