From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752874AbdBMRZU (ORCPT ); Mon, 13 Feb 2017 12:25:20 -0500 Received: from mx1.redhat.com ([209.132.183.28]:33638 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752706AbdBMRZT (ORCPT ); Mon, 13 Feb 2017 12:25:19 -0500 Date: Mon, 13 Feb 2017 12:25:17 -0500 From: Luiz Capitulino To: linux-kernel@vger.kernel.org Cc: rostedt@goodmis.org Subject: [PATCH] tracing: hwlat: update old comment Message-ID: <20170213122517.6e211955@redhat.com> Organization: Red Hat MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Mon, 13 Feb 2017 17:25:19 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The ftrace hwlat does support a cpumask. Signed-off-by: Luiz Capitulino --- kernel/trace/trace_hwlat.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/kernel/trace/trace_hwlat.c b/kernel/trace/trace_hwlat.c index af344a1b..1199fe1 100644 --- a/kernel/trace/trace_hwlat.c +++ b/kernel/trace/trace_hwlat.c @@ -322,10 +322,7 @@ static void move_to_next_cpu(bool initmask) * need to ensure nothing else might be running (and thus preempting). * Obviously this should never be used in production environments. * - * Currently this runs on which ever CPU it was scheduled on, but most - * real-world hardware latency situations occur across several CPUs, - * but we might later generalize this if we find there are any actualy - * systems with alternate SMI delivery or other hardware latencies. + * Executes one loop interaction on each CPU in tracing_cpumask sysfs file. */ static int kthread_fn(void *data) { -- 2.5.5