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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1A0AEC021B8 for ; Thu, 27 Feb 2025 00:16:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:References: List-Owner; bh=U34QHAF9nYxu8HlHXRkd7BxvMNDWHYZmnsn/Do7IiKQ=; b=SiPxlP6aEVwjcz NIWj/+W+fb0vcmgsFMPteVqmnlE3uhaq/oa/mfVixsLhdh2xDwC4R/OgXnbp92XJCCPmBznbfq9z+ 1hC4w5XBVKAo2Da/ZDvwKfrsDbN/SdBcyLV0ArDDFR1znOvuOGzTO1U8ntRB9phICNqbjaN2eWmsF eTX8zURbO7TL5mLnfLP5eQkkf+Dx4rU2uSiUDQAXNKpshkmvWenubv6Tw72s5ApFqBB+3qASUgppb tkMD+2eu4DG+MT602HunlxObC+BLIQJurWVxgmTiQSvJa6puJxoPhxWTZ/qy81wd9IysIoDzl+ZUg +o4dsI8jYZNU+FUubsrQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tnRZC-00000005nXj-1X5i; Thu, 27 Feb 2025 00:15:54 +0000 Received: from tor.source.kernel.org ([172.105.4.254]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tnRXe-00000005n6d-3wBU for linux-arm-kernel@lists.infradead.org; Thu, 27 Feb 2025 00:14:18 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 50D30612C8; Thu, 27 Feb 2025 00:14:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B7857C4CEE4; Thu, 27 Feb 2025 00:14:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740615257; bh=IJhzRI5FvZjHtS5FsY6CYde4Ud9At1eLFATFNVXmvmw=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=m5gY2KkKsdtpUFD1g8/Sxy/IgPIMpjbJaMk6IJb2+7Oa4e6UO9xn8uxrgsLGWq+nz zUVLwbjg93GR1rbkoU4nsWC8vQmFnGNDK7BakN2lLOdD3K/ZaSCysIV+h0jJiDNnRH 3ZHVygXiNAfEuuF4zdIz9kgmCjPbgL89p7UnpmwdKzb7Jfbg0o06lWF2xM5YLsegyx jVhnMlO1S6M3Bre/xwfQN0oc5O2YQ6q0kFsokXDObQjFx7NUiCda7i6kOfCO8QH8+9 wbvGyRN1zMJKSqbvc6R+gFesykDrTQYZonoZqM6gM3kYVGa30yhJiLT/6D+v2ALKtm BSAqeNJTHjWxg== Date: Wed, 26 Feb 2025 18:14:16 -0600 From: Bjorn Helgaas To: Frank Li Cc: Rob Herring , Saravana Kannan , Jingoo Han , Manivannan Sadhasivam , Lorenzo Pieralisi , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Bjorn Helgaas , Richard Zhu , Lucas Stach , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, imx@lists.linux.dev, Niklas Cassel Subject: Re: [PATCH v9 6/7] PCI: dwc: ep: Ensure proper iteration over outbound map windows Message-ID: <20250227001416.GA566334@bhelgaas> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250227001211.GA566164@bhelgaas> X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Feb 26, 2025 at 06:12:13PM -0600, Bjorn Helgaas wrote: > On Tue, Jan 28, 2025 at 05:07:39PM -0500, Frank Li wrote: > > Most systems' PCIe outbound map windows have non-zero physical addresses, > > but the possibility of encountering zero increased with commit > > 700cafbb642b ("PCI: dwc: ep: Add bus_addr_base for outbound window"). > > I don't know what commit 700cafbb642b is. It doesn't appear > upstream, and there's no subject line or patch match for > bus_addr_base. Never mind, I see it's patch 5/7 of *this* series. I looked at the 0/7 list, but missed it. In any case, the commit ID will be different since we apply patches from email, so the ID from your tree won't be useful. Bjorn