From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 86E2979CF; Thu, 27 Feb 2025 00:14:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740615258; cv=none; b=YZrXGskuRAjqkj5yCqeNWDybVS2PVtucuOqyYu4ieH9gaXVzMp5HkmN9u+BXk6IepgA3k2wETpc9dBdYJ7bkkq0f98AeIE16ju0RGWpgUd71/c4GxRQbF6yST8Zn+dxFZfnW8ehSP18bSVZz4Fk0sIyqFzxeeLUySpp7HITIgj8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740615258; c=relaxed/simple; bh=IJhzRI5FvZjHtS5FsY6CYde4Ud9At1eLFATFNVXmvmw=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition:In-Reply-To; b=DUUkY048rSQxQI6OvaRaa5V1ojrzhAxVftkpythhkoKI7xQW51zKruLdke4P42AH0mmii6K8h5R+Z/mKic7ergKQCo6fsK43TNI/H2RC3Bpt70yXmbRwaQ/5nfZb4sxBGs/NHgfqPgQjpYlWGDH6mJ3pp7tW7Hk5aALOpc+wKUQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=m5gY2KkK; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="m5gY2KkK" 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> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250227001211.GA566164@bhelgaas> 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