From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 18E0EC3E8C5 for ; Fri, 27 Nov 2020 21:45:15 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5930720B80 for ; Fri, 27 Nov 2020 21:45:14 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5930720B80 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=antioche.eu.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.39787.72802 (Exim 4.92) (envelope-from ) id 1kilXk-0001bU-5B; Fri, 27 Nov 2020 21:44:40 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 39787.72802; Fri, 27 Nov 2020 21:44:40 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kilXk-0001bN-28; Fri, 27 Nov 2020 21:44:40 +0000 Received: by outflank-mailman (input) for mailman id 39787; Fri, 27 Nov 2020 21:44:38 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kilXi-0001bI-6k for xen-devel@lists.xenproject.org; Fri, 27 Nov 2020 21:44:38 +0000 Received: from chassiron.antioche.eu.org (unknown [2001:41d0:fe9d:1101::1]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id ad880bc6-89e3-4676-830d-a4c60720df7e; Fri, 27 Nov 2020 21:44:35 +0000 (UTC) Received: from sandettie.soc.lip6.fr (82-64-3-41.subs.proxad.net [82.64.3.41]) by chassiron.antioche.eu.org (8.15.2/8.15.2) with ESMTPS id 0ARLiQiR028880 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=OK); Fri, 27 Nov 2020 22:44:27 +0100 (MET) Received: by sandettie.soc.lip6.fr (Postfix, from userid 373) id E43082E9465; Fri, 27 Nov 2020 22:44:20 +0100 (MET) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: ad880bc6-89e3-4676-830d-a4c60720df7e Date: Fri, 27 Nov 2020 22:44:20 +0100 From: Manuel Bouyer To: Roger Pau =?iso-8859-1?Q?Monn=E9?= Cc: Jan Beulich , xen-devel@lists.xenproject.org Subject: Re: NetBSD dom0 PVH: hardware interrupts stalls Message-ID: <20201127214420.GA637@antioche.eu.org> References: <20201126150937.jhbfp7iefkmtedx7@Air-de-Roger> <20201126172034.GA7642@antioche.eu.org> <20201127105948.ji5gxv4e7axrvgpo@Air-de-Roger> <20201127131324.GJ1717@antioche.eu.org> <714e9393-d7f4-ed47-d1ed-aff79f3552a0@suse.com> <20201127133121.GN1717@antioche.eu.org> <96aa5a9b-3f4a-ce9d-0f41-4a24d409ed55@suse.com> <20201127135929.GR1717@antioche.eu.org> <20201127202211.eqrxloii5x54zode@Air-de-Roger> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20201127202211.eqrxloii5x54zode@Air-de-Roger> X-Greylist: Sender succeeded STARTTLS authentication, not delayed by milter-greylist-4.4.3 (chassiron.antioche.eu.org [151.127.5.145]); Fri, 27 Nov 2020 22:44:27 +0100 (MET) On Fri, Nov 27, 2020 at 09:22:11PM +0100, Roger Pau Monné wrote: > > > > But I can confirm that now, entering ^A^A^A gets interrupt going in again > > I think there are some weird things with dpci interrupts that I'm > trying to understand. I have a patch now that will panic when the > buffer is full, so we will hopefully be able to see the whole trace of > events. There will be no need for you to press the 'T' key now, the > system will panic when the buffer is full. > > Note this patch also removes the deassert done in pt_irq_time_out. thanks the trace is at http://www-soc.lip6.fr/~bouyer/xen-log13.txt -- Manuel Bouyer NetBSD: 26 ans d'experience feront toujours la difference --