From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from m16.mail.163.com (m16.mail.163.com [117.135.210.4]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 520212DEA60; Wed, 13 Aug 2025 07:51:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=117.135.210.4 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755071468; cv=none; b=ioZeCdWwE5XQuSo9FtPMU5JCxkFumnvq5FrUVdHBIIxHmyDJU4X5YKSeGexdrWgWmr2cklq7zVnj01B4Bnw1reZP//d0jSztjXXDTAVJpFAb5S9y3/sWc2W7NvMZnG/Cfmk9qjUP3ktE+wpK7KdSj/9niZF4BKU96gAG0BgLyLU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755071468; c=relaxed/simple; bh=r4pEFPASKK8up77RtFL+P52xmtDqK18x1y6KA4edrLo=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=AnlWT8mGkk3piUdkCNdjqxPicTKV1zowxrLSiVFzusW96vO4Am5B2BKrHCJ6FNNIyzKkzkvS4wl7jPqgQpkcE/LhlaEQLBXWZB9zOQ7k6rXtSeP+yh/5K/LJO+8sblyMHQ5UWX/5zFhWScmSs9p+KVMlVMTfZ4mkzxZZeZ1aou8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b=fZhjrpq5; arc=none smtp.client-ip=117.135.210.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b="fZhjrpq5" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=Message-ID:Date:MIME-Version:Subject:To:From: Content-Type; bh=Mz/nBgsZ7duNmoAntgvSoINKl5IHWwCVTu1EHDpSdzQ=; b=fZhjrpq5DU+sSpql1h/6xp16nQxxOvnhOGR2x59nypWWrCnMONGJcQun0j/8NH 01c5O2ASgxLZ/xF85LpQ2twoAqWNYvnUcabKitLATAyjJLMMCreH5zXdaJH7UPww an/6YufaPEcJ8eg9ZJVp3N1lw3woqYxwWIj209m4pKReQ= Received: from [192.168.172.52] (unknown []) by gzsmtp3 (Coremail) with SMTP id PigvCgD3n8fKQ5xoY8CzAw--.5193S2; Wed, 13 Aug 2025 15:50:37 +0800 (CST) Message-ID: <96c686b7-2a42-4a1b-8cb6-07fd2ca1f5c1@163.com> Date: Wed, 13 Aug 2025 15:50:33 +0800 Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] PCI: Fix endianness issues in pci_bus_read_config() To: Niklas Schnelle , Gerd Bayer , Manivannan Sadhasivam , Hans Zhang Cc: Arnd Bergmann , Bjorn Helgaas , bhelgaas@google.com, Alexander Gordeev , Christian Borntraeger , =?UTF-8?Q?Ilpo_J=C3=A4rvinen?= , jingoohan1@gmail.com, =?UTF-8?Q?Krzysztof_Wilczy=C5=84ski?= , linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org, linux-next , linux-pci@vger.kernel.org, Lorenzo Pieralisi , Rob Herring , geert@linux-m68k.org References: <20250731183944.GA3424583@bhelgaas> <6e34b4af-dff9-4360-b3da-c95ca7c740c9@app.fastmail.com> <9a155e45-f723-4eec-81d3-2547bfe9a4e9@cixtech.com> <06f16b1a55eede3dc3e0bf31ff14eca89ab6f009.camel@linux.ibm.com> <06012cc6-824d-4a7d-85c9-9995ec915382@163.com> <6efa10219a41907ebdd7b75fc8d9249e115e8864.camel@linux.ibm.com> <9d0cce06-25fa-4ca6-8cd1-388e932d1ffc@163.com> <8d5b5e0450ac4a4f8ca0a9d7b9399a7b0b5eee00.camel@linux.ibm.com> Content-Language: en-US From: Hans Zhang <18255117159@163.com> In-Reply-To: <8d5b5e0450ac4a4f8ca0a9d7b9399a7b0b5eee00.camel@linux.ibm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CM-TRANSID:PigvCgD3n8fKQ5xoY8CzAw--.5193S2 X-Coremail-Antispam: 1Uf129KBjvJXoW7Zr4xZr45ur4kAr13tw18Xwb_yoW8ur17pF WSyF4YyF4kJr4xtFsFqr1UXF12y3yktry3Xr15Gr1UJF1qvr18Jrn7AFWY9r9rury7uF1j yrWava42qr1jvaDanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDUYxBIdaVFxhVjvjDU0xZFpf9x07j0YLkUUUUU= X-CM-SenderInfo: rpryjkyvrrlimvzbiqqrwthudrp/1tbiOh2oo2icPqCcEgAAsI On 2025/8/13 15:47, Niklas Schnelle wrote: > On Tue, 2025-08-12 at 22:44 +0800, Hans Zhang wrote: >> >> On 2025/8/4 18:09, Gerd Bayer wrote: >>> On Mon, 2025-08-04 at 11:06 +0800, Hans Zhang wrote: >>>> >>>> On 2025/8/1 19:30, Gerd Bayer wrote: >>>>> On Fri, 2025-08-01 at 16:24 +0530, Manivannan Sadhasivam wrote: >>>>> >>>>> <--- snip ---> >>>>> >>>>>>>> >>>> >>>> Dear all, >>>> >>>> According to the issue mentioned by Lukas and Mani. Gerd has already >>>> been tested on the s390. I have tested it on the RK3588 and it works >>>> fine. RK3588 uses Synopsys' PCIe IP, that is, the DWC driver. Our >>>> company's is based on Cadence's PCIe 4.0 IP, and the test function is >>>> normal. All the platforms I tested were based on ARM. >>>> >>>> The following is the patch based on the capability-search branch. May I >>>> ask everyone, do you have any more questions? >>>> >>>> Gerd, if there's no problem, I'll add your Tested-by label. >>> >>> Before you add that I'd like to re-test with the "final" patch. >>> >>>> Branch: >>>> https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git/log/?h=capability-search >>>> >>>> Patch: >>> >>> <--- snip ---> >>> >>> Please bear with me while I'm working on that. >> >> >> Dear Gerd, >> >> May I ask if there is any update? >> >> >> >> I plan to submit the v15 version of my series based on v6.17-rc1. >> The modification method is like the previous comment: >> https://lore.kernel.org/linux-pci/06012cc6-824d-4a7d-85c9-9995ec915382@163.com/ >> >> Best regards, >> Hans >> > > Hi Hans, > > Gerd is currently out so I just gave the patch you provided against > capability-search-v14 a try on s390. Didn't see any issues with the > previously broken device probing. As I understand it Bjorn asked you to > send a complete v15 and then for people to test that. I like that > approach and would prefer to provide a Tested-by for v15 rather than > via a patch on top. Gerd should be back next week too. Does that work > for you? > Hi Niklas, Ok, no problem. I'm starting to prepare the patch for V15 now. Best regards, Hans