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=-3.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS 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 6E646C55178 for ; Thu, 5 Nov 2020 23:00:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EE8D020782 for ; Thu, 5 Nov 2020 23:00:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="gHeFlHOn"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="TfHby8VV" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732555AbgKEXAq (ORCPT ); Thu, 5 Nov 2020 18:00:46 -0500 Received: from Galois.linutronix.de ([193.142.43.55]:59654 "EHLO galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731860AbgKEXAn (ORCPT ); Thu, 5 Nov 2020 18:00:43 -0500 From: Thomas Gleixner DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1604617241; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=tz7m6BIOMuQlyFY37lHCaVeHt6JeUnmsr+dDR5lFJn8=; b=gHeFlHOna6JrJgqSnxi/s5nT3Ju0xpCJK5lZ3BFoV3zddqdHkEibo1fav4UT1JDXNvUoyC Dca6+/Zp5erjKWLsZluVuHgkmRnBwvRinNTIh75zMlDWAOLFwlD/kcIIgt80g9ka7+1c0Q GdJH1yVXGBBSC8fdUMockqHuwoXJEAMCS9uEOzUoJaK6hJmYT5tmbKuGWvQwu8vglLffTD OQrTGEo+urMvkUqkKQr+fGVPEcuPgw3pP7ZT2wu29emTNyBdzFcDqpT+ottxtAd+4UGFee lNEbNzUAWxq1cH5hDrPD7i/v433TAPCuxZdAUJctj5xxb60aIlR4r+/f03y3Yg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1604617241; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=tz7m6BIOMuQlyFY37lHCaVeHt6JeUnmsr+dDR5lFJn8=; b=TfHby8VV4W1CChr0voWomcazL5DKNae6yYtIu+oRcJgKYQzAhuxGqoH9/N1QOdYkbu0L+8 Yl++Nidf+A30u1Cw== To: Marc Zyngier Cc: Frank Wunderlich , Ryder Lee , linux-mediatek@lists.infradead.org, Frank Wunderlich , linux-kernel@vger.kernel.org, Matthias Brugger , linux-pci@vger.kernel.org, Bjorn Helgaas Subject: Re: Aw: Re: Re: [PATCH] pci: mediatek: fix warning in msi.h In-Reply-To: <074d057910c3e834f4bd58821e8583b1@kernel.org> References: <20201031140330.83768-1-linux@fw-web.de> <878sbm9icl.fsf@nanos.tec.linutronix.de> <87lfflti8q.wl-maz@kernel.org> <1604253261.22363.0.camel@mtkswgap22> <87k0v4u4uq.wl-maz@kernel.org> <87pn4w90hm.fsf@nanos.tec.linutronix.de> <87h7q791j8.fsf@nanos.tec.linutronix.de> <877dr38kt8.fsf@nanos.tec.linutronix.de> <901c5eb8bbaa3fe53ddc8f65917e48ef@kernel.org> <87o8ke7njb.fsf@nanos.tec.linutronix.de> <87h7q4lnoz.fsf@nanos.tec.linutronix.de> <074d057910c3e834f4bd58821e8583b1@kernel.org> Date: Fri, 06 Nov 2020 00:00:40 +0100 Message-ID: <87blgbl887.fsf@nanos.tec.linutronix.de> MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Nov 05 2020 at 09:20, Marc Zyngier wrote: > On 2020-11-04 23:14, Thomas Gleixner wrote: >> /* Resource alignment requirements */ >> resource_size_t (*align_resource)(struct pci_dev *dev, > > If that's the direction of travel, we also need something like this > for configuration where the host bridge relies on an external MSI block > that uses MSI domains (boot-tested in a GICv3 guest). Some more context would be helpful. Brain fails to decode the logic here.