Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752183AbeAPCz7 (ORCPT + 1 other); Mon, 15 Jan 2018 21:55:59 -0500 Received: from mga11.intel.com ([192.55.52.93]:27260 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751175AbeAPCz4 (ORCPT ); Mon, 15 Jan 2018 21:55:56 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.46,366,1511856000"; d="scan'208";a="195815122" From: Tom Zanussi To: rostedt@goodmis.org Cc: tglx@linutronix.de, mhiramat@kernel.org, namhyung@kernel.org, vedang.patel@intel.com, bigeasy@linutronix.de, joel.opensrc@gmail.com, joelaf@google.com, mathieu.desnoyers@efficios.com, baohong.liu@intel.com, rajvi.jingar@intel.com, julia@ni.com, fengguang.wu@intel.com, linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org, Tom Zanussi Subject: [PATCH v9 33/37] tracing: Make tracing_set_clock() non-static Date: Mon, 15 Jan 2018 20:52:07 -0600 Message-Id: <6d1c53e9ee2163f54e1849f5376573f54f0e6009.1516069914.git.tom.zanussi@linux.intel.com> X-Mailer: git-send-email 1.9.3 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: Allow tracing code outside of trace.c to access tracing_set_clock(). Some applications may require a particular clock in order to function properly, such as latency calculations. Also, add an accessor returning the current clock string. Signed-off-by: Tom Zanussi --- kernel/trace/trace.c | 2 +- kernel/trace/trace.h | 1 + 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 4951484..995eba3 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -6219,7 +6219,7 @@ static int tracing_clock_show(struct seq_file *m, void *v) return 0; } -static int tracing_set_clock(struct trace_array *tr, const char *clockstr) +int tracing_set_clock(struct trace_array *tr, const char *clockstr) { int i; diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index 99b7ee7..9de3e2a 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -289,6 +289,7 @@ enum { extern void trace_array_put(struct trace_array *tr); extern int tracing_set_time_stamp_abs(struct trace_array *tr, bool abs); +extern int tracing_set_clock(struct trace_array *tr, const char *clockstr); extern bool trace_clock_in_ns(struct trace_array *tr); -- 1.9.3