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=-9.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=ham 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 A8E0CC4361B for ; Tue, 15 Dec 2020 15:27:35 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 4C2B522518 for ; Tue, 15 Dec 2020 15:27:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4C2B522518 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Message-ID:References:In-Reply-To:Subject:To:From: Date:MIME-Version:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=lJk5HHJSLEhGVt/VyDagYO3EE/rw8LdoguekFkmh4io=; b=orjxBywbGB/twgsqwiZjvYMo2 bOm9cAQhOFoto4InltpvFzPyL3KH5yUCfhHcMKNW/phehhmgt6+4g0eIUKWCahIiGHdZ9GxhypbX8 TDGTf1No0UDJV9KB8XP/aSMa0la6496PifnCmkGP5qYR/BCr0tTNDEX/NXtHZQv45MeKnxTsyXYef xdLj2i3vJCBR8YCUVN4Nv4VZJwXF4pUz40/ZlhhtVeXwOipt58AOW/6J9iqKYmDdEUleKg3H9RLmt bu2fx2D0rXENL5lcYooRjRlvmoUJy6EpjbuB+UdUReK/8nHxX6Fk77DuwGOYMftwwh1oPu7Y893gf r/0sWGLvg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kpCDR-0006TT-GK; Tue, 15 Dec 2020 15:26:17 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kpCDO-0006T2-Eb for linux-arm-kernel@lists.infradead.org; Tue, 15 Dec 2020 15:26:15 +0000 Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8FBEA224B8; Tue, 15 Dec 2020 15:26:13 +0000 (UTC) Received: from disco-boy.misterjones.org ([51.254.78.96] helo=www.loen.fr) by disco-boy.misterjones.org with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.94) (envelope-from ) id 1kpCDL-001WLP-CX; Tue, 15 Dec 2020 15:26:11 +0000 MIME-Version: 1.0 Date: Tue, 15 Dec 2020 15:26:10 +0000 From: Marc Zyngier To: Guenter Roeck Subject: Re: [PATCH 3/5] irqchip/bcm2836: Make IPIs use handle_percpu_devid_irq() In-Reply-To: <1795afb5-a4fd-3a90-99c4-71373476ad65@roeck-us.net> References: <20201109094121.29975-1-valentin.schneider@arm.com> <20201109094121.29975-4-valentin.schneider@arm.com> <20201215002134.GA182208@roeck-us.net> <38f8fbe9ceb7a0adb47e62d62260b297@kernel.org> <1795afb5-a4fd-3a90-99c4-71373476ad65@roeck-us.net> User-Agent: Roundcube Webmail/1.4.9 Message-ID: <9007dd8a0d5334141d083b14121ba11c@kernel.org> X-Sender: maz@kernel.org X-SA-Exim-Connect-IP: 51.254.78.96 X-SA-Exim-Rcpt-To: linux@roeck-us.net, valentin.schneider@arm.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, andrew@lunn.ch, Lorenzo.Pieralisi@arm.com, jason@lakedaemon.net, sbranden@broadcom.com, gregory.clement@bootlin.com, f.fainelli@gmail.com, rjui@broadcom.com, tglx@linutronix.de, sebastian.hesselbarth@gmail.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201215_102614_573235_FDC754FA X-CRM114-Status: GOOD ( 17.16 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Andrew Lunn , Lorenzo Pieralisi , Jason Cooper , Scott Branden , Ray Jui , Gregory Clement , linux-kernel@vger.kernel.org, Florian Fainelli , Thomas Gleixner , Valentin Schneider , linux-arm-kernel@lists.infradead.org, Sebastian Hesselbarth Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 2020-12-15 15:21, Guenter Roeck wrote: > Hi Marc, > > On 12/15/20 2:19 AM, Marc Zyngier wrote: >> Hi Gunter, >> >> On 2020-12-15 00:21, Guenter Roeck wrote: >>> On Mon, Nov 09, 2020 at 09:41:19AM +0000, Valentin Schneider wrote: >>>> As done for the Arm GIC irqchips, move IPIs to >>>> handle_percpu_devid_irq() as >>>> handle_percpu_devid_fasteoi_ipi() isn't actually required. >>>> >>>> Signed-off-by: Valentin Schneider >>> >>> This patch results in boot failures (silent stall) for the qemu >>> raspi2 emulation. Unfortunately it can not be reverted because >>> handle_percpu_devid_fasteoi_ipi no longer exists in next-20201214, >>> so I don't know if it is the only problem. >> >> This is odd. This works just fine for me on both the RPi2 and 3 >> emulation, running a full Debian userspace. Could this be caused >> by the version of QEMU you are using? Here's what I have: >> >> $ qemu-system-arm --version >> QEMU emulator version 5.1.0 (Debian 1:5.1+dfsg-4+b1) >> > > I used qemu 5.0 which - up to now - worked fine. Let me try with > 5.1 and 5.2. Sorry, I should have tried first before bothering you. No bother at all. If this works for you on more recent versions of QEMU, that'd be an interesting data point. I'm also interested in the result of the patch either way. Thanks, M. -- Jazz is not dead. It just smells funny... _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel