From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752383AbaE0Qiu (ORCPT ); Tue, 27 May 2014 12:38:50 -0400 Received: from www.meduna.org ([92.240.244.38]:42398 "EHLO meduna.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751615AbaE0Qip (ORCPT ); Tue, 27 May 2014 12:38:45 -0400 Message-ID: <5384BF89.6010509@meduna.org> Date: Tue, 27 May 2014 18:38:33 +0200 From: Stanislav Meduna User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.5.0 MIME-Version: 1.0 To: Arnd Bergmann , linux-arm-kernel@lists.infradead.org CC: minyard@acm.org, linux-rt-users@vger.kernel.org, linux-kernel@vger.kernel.org, Corey Minyard Subject: Re: [PATCH] arm: Set hardirq tracing to on when idling References: <1401045323-7116-1-git-send-email-minyard@acm.org> <4559339.apo3Fd10HK@wuerfel> In-Reply-To: <4559339.apo3Fd10HK@wuerfel> X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Authenticated-User: stano@meduna.org X-Authenticator: dovecot_plain X-Spam-Score: -6.9 X-Spam-Score-Int: -68 X-Exim-Version: 4.72 (build at 25-Oct-2012 18:35:58) X-Date: 2014-05-27 18:38:39 X-Connected-IP: 95.105.163.217:25275 X-Message-Linecount: 33 X-Body-Linecount: 18 X-Message-Size: 1226 X-Body-Size: 502 X-Received-Count: 1 X-Recipient-Count: 6 X-Local-Recipient-Count: 6 X-Local-Recipient-Defer-Count: 0 X-Local-Recipient-Fail-Count: 0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 26.05.2014 11:26, Arnd Bergmann wrote: > It seems like the right thing to do, I just don't understand > why nobody hit this before. Looks like this is what I did hit a month ago and was not able to find the culprit: http://www.spinics.net/lists/linux-rt-users/msg11656.html > How exactly do you see this manifest? If it's clear > that the trace comes from the idle function, maybe > everybody just ignores it? That was definitely what I did ;) -- Stano