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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0B904C433EF for ; Thu, 31 Mar 2022 07:12:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231877AbiCaHNx (ORCPT ); Thu, 31 Mar 2022 03:13:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42862 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231945AbiCaHNd (ORCPT ); Thu, 31 Mar 2022 03:13:33 -0400 Received: from angie.orcam.me.uk (angie.orcam.me.uk [78.133.224.34]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 0CA10BD2F0; Thu, 31 Mar 2022 00:11:25 -0700 (PDT) Received: by angie.orcam.me.uk (Postfix, from userid 500) id 91CB89200B3; Thu, 31 Mar 2022 09:11:24 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by angie.orcam.me.uk (Postfix) with ESMTP id 8FA5592009E; Thu, 31 Mar 2022 08:11:24 +0100 (BST) Date: Thu, 31 Mar 2022 08:11:24 +0100 (BST) From: "Maciej W. Rozycki" To: Bjorn Helgaas cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PING][PATCH] PCI: Avoid handing out address 0 to devices In-Reply-To: Message-ID: References: User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org On Sat, 26 Feb 2022, Maciej W. Rozycki wrote: > We have numerous platforms that permit assigning addresses from 0 to PCI > devices, both in the memory and the I/O bus space, and we happily do so > if there is no conflict, e.g.: Ping for: Maciej