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=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 C4D52C433E0 for ; Mon, 15 Jun 2020 12:08:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A30A320714 for ; Mon, 15 Jun 2020 12:08:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592222929; bh=dU1EhMnpItukH4io18hbBJjTZLSLgWizO2yYemyffVA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=CSB3cOrQFA0yilAwo6B7H0ZQpJXGhLlVNuX+7lxDJq8eDbjzSjAp0H5Qm+0BwGbU2 XpCovjZxPmOppAjx0gYn7Ob86nwPsOBpVP2ER5kCjV9dNu4TEolkfEepupf+cERveQ kPA3YNqkUtCb07mte9GG8SybcsDTPURp2/aoPGdo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729729AbgFOMIr (ORCPT ); Mon, 15 Jun 2020 08:08:47 -0400 Received: from mail.kernel.org ([198.145.29.99]:35100 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728285AbgFOMIr (ORCPT ); Mon, 15 Jun 2020 08:08:47 -0400 Received: from localhost (fw-tnat.cambridge.arm.com [217.140.96.140]) (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 394C620679; Mon, 15 Jun 2020 12:08:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592222926; bh=dU1EhMnpItukH4io18hbBJjTZLSLgWizO2yYemyffVA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=vC9qjqL+NsM2GJ5hW7HNWuJw/I3uA3VmvCFi7PtC9/dbuRkOJrXOsvUELw9P9CogK JqbqO3cIi+nxmPX1T5hD/RxHxPSQricyoGREQeTiYfdUSCdhfgj9TNjuFl2Hco/7mT euVTTpGz3sN34v4wvY4EodSc5z8N/QEJuL/im7Zg= Date: Mon, 15 Jun 2020 13:08:44 +0100 From: Mark Brown To: Krzysztof Kozlowski Cc: Thomas Gleixner , Vladimir Oltean , linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, Marc Kleine-Budde , Wolfram Sang , kernel@pengutronix.de Subject: Re: [PATCH v2 3/3] genirq: Do not test disabled IRQs with DEBUG_SHIRQ Message-ID: <20200615120844.GL4447@sirena.org.uk> References: <1592208439-17594-1-git-send-email-krzk@kernel.org> <1592208439-17594-3-git-send-email-krzk@kernel.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="rVkomL2febZOZtGQ" Content-Disposition: inline In-Reply-To: <1592208439-17594-3-git-send-email-krzk@kernel.org> X-Cookie: Offer may end without notice. User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --rVkomL2febZOZtGQ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, Jun 15, 2020 at 10:07:19AM +0200, Krzysztof Kozlowski wrote: > Testing events during freeing of disabled shared interrupts > (CONFIG_DEBUG_SHIRQ) leads to false positives. The driver disabled > interrupts on purpose to be sure that they will not fire during device > removal. Surely the whole issue with shared IRQs that's being tested for here is that when the interrupt is shared some other device connected to the same interrupt line may trigger an interrupt regardless of what's going on with this device? --rVkomL2febZOZtGQ Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl7nZMsACgkQJNaLcl1U h9CfnAgAgHtIT8NH7R+6WXILJMorpHWb0ggJOOsJrBr0ox3JSbcmbjKcHgH6VOnf LgqLy8c8Gi9eG8dHh1pEcd6TobFq0GYuQfQBAtBWFgs1EccGmWHo+6+qdNshETPc tTWe+pihBd8v1IAcVwz1e5gLDJvDYIUju+KykSgo+76Dh8rNEofRHl4hqURW3GIP fvNx/UO17tCJLr9JQbvzdk6L+PSYxlu1HmKK7YLmrePgrxbXHmYxJNQRxIY2HAhC WkKbCkxShVrHWocZUrWbBC/IDulNBYl83uYKhX2QtoZ6iL8DTcGsMkvQSWNMb8UB 9IFqCcP80fnmQnafcV3sZ93RH7zM2g== =N/CA -----END PGP SIGNATURE----- --rVkomL2febZOZtGQ--