Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752481AbZLEGvu (ORCPT ); Sat, 5 Dec 2009 01:51:50 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751968AbZLEGvt (ORCPT ); Sat, 5 Dec 2009 01:51:49 -0500 Received: from terminus.zytor.com ([198.137.202.10]:49833 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751920AbZLEGvs (ORCPT ); Sat, 5 Dec 2009 01:51:48 -0500 Message-ID: <4B1A01BB.7010405@zytor.com> Date: Fri, 04 Dec 2009 22:46:19 -0800 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.4pre) Gecko/20091014 Fedora/3.0-2.8.b4.fc11 Thunderbird/3.0b4 MIME-Version: 1.0 To: linux-kernel@vger.kernel.org, Andrew Morton , David Woodhouse , Dave Jones , Sam Ravnborg , Greg KH , Randy Dunlap , Kay Sievers , Alan Cox , Ingo Molnar , Michael Kerrisk , Christoph Hellwig Subject: Re: [PATCH 09/11] pps: low level IRQ timestamps recording. References: <1259774329-29663-2-git-send-email-giometti@linux.it> <1259774329-29663-3-git-send-email-giometti@linux.it> <1259774329-29663-4-git-send-email-giometti@linux.it> <1259774329-29663-5-git-send-email-giometti@linux.it> <1259774329-29663-6-git-send-email-giometti@linux.it> <1259774329-29663-7-git-send-email-giometti@linux.it> <1259774329-29663-8-git-send-email-giometti@linux.it> <1259774329-29663-9-git-send-email-giometti@linux.it> <1259774329-29663-10-git-send-email-giometti@linux.it> <4B170204.4080604@zytor.com> <20091203120130.GD12943@gundam.enneenne.com> In-Reply-To: <20091203120130.GD12943@gundam.enneenne.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 783 Lines: 20 On 12/03/2009 04:01 AM, Rodolfo Giometti wrote: > > I see, that's why I propose my patches to you: in order to have some > feedbacks for better solutions. :) > > Can I add a IRQF_TIMESTAMP in order to ask to the system to record irq > timestamps for particular irq lines? The problem is that I cannot set > that flag at irq_register() time but I have to do it later... it can > be a problem? > Shouldn't be an issue, I don't think. Deregistration might be an (minor) issue in the case of shared IRQs -- just requires some care. -hpa -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/