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 CF794206F19; Wed, 16 Apr 2025 15:19:05 +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=1744816745; cv=none; b=Fr2SxdgkXeAvuCyekdOVyycYyeekMu7Yk2//gk+AWGT25s3oFgo0iEgtlZDEeMzdHSTJRd2k30Wu8/oJ1M3KG/Aw/BI+8gJXCcWAM5pMMgbMSpqlBIHrvYjEAIqG1Tnz1i+pobfbViluvuWsPsbbpTuSw3hQw0SJ3ezdZhTPrAE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744816745; c=relaxed/simple; bh=0xz72GOuhv74Fz+Y9TuJZyZTjocKL5pl8dXfgongog0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=uj9Y2p6v8GID9puiNcTf8XDOfme4ndiLHOv5j9xwtxApcaeMgfTWyqeb7WYrvl7BEYU/iWpNsJxyPlBolznLd573dQ9upby6snP/9aLjt9qz0nJoS5G4sh5eb9tl5INKHNp4Yt+jRI5vXD+WonLS8cVBGxLpH8t1nTZkvXokNeU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bp96fN9L; 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="bp96fN9L" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 171B0C4CEE2; Wed, 16 Apr 2025 15:19:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1744816745; bh=0xz72GOuhv74Fz+Y9TuJZyZTjocKL5pl8dXfgongog0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=bp96fN9LPTr5uPQBv4AExaLM88xROTnKOB/IH7vMKnqOhpfzHOOg0+PQHjSQacvkm fdY2nJX5yLKdaODMkcX/rMVIk62lkM8GLD+Yyrk3VQpq/mD9Lo9qSaglPhFXifoQKK 4jThaZf2NwgoXiuLwRrkPFsNoL1ta4Ci9+zchxhW8iynXg72DO+Ur4C/aqJqmtmsve 7EhIeO2MY6DClA+VQEmFMmYbUr8Uht9QDZyrXL2iK9RJgfR+AsXyO2qXhZ+LzKR9gA mJYN3mVCd7Uxy1+3myJ2m67fqAbHB1p74l5k0I4IlMEDRk8FdmSbSkJ10lHX5GUXYi LwHzGPW5Hm0lw== Date: Wed, 16 Apr 2025 11:19:03 -0400 From: Sasha Levin To: Niklas Schnelle Cc: stable@vger.kernel.org, stable-commits@vger.kernel.org, Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Gerald Schaefer , Alexandra Winter , Thorsten Winkler , Bjorn Helgaas Subject: Re: Patch "s390/pci: Support mmap() of PCI resources except for ISM devices" has been added to the 6.14-stable tree Message-ID: References: <20250414104324.587191-1-sashal@kernel.org> <690378151fed631c9ac75e09e595a4430d384679.camel@linux.ibm.com> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <690378151fed631c9ac75e09e595a4430d384679.camel@linux.ibm.com> On Wed, Apr 16, 2025 at 01:59:53PM +0200, Niklas Schnelle wrote: >On Mon, 2025-04-14 at 06:43 -0400, Sasha Levin wrote: >> This is a note to let you know that I've just added the patch titled >> >> s390/pci: Support mmap() of PCI resources except for ISM devices >> >> to the 6.14-stable tree which can be found at: >> http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary >> >> The filename of the patch is: >> s390-pci-support-mmap-of-pci-resources-except-for-is.patch >> and it can be found in the queue-6.14 subdirectory. >> >> If you, or anyone else, feels it should not be added to the stable tree, >> please let know about it. >> > >Hi Sasha, > >Including this in stable is fine but if you do please also pick up >commit 41a0926e82f4 ("s390/pci: Fix s390_mmio_read/write syscall page >fault handling") otherwise the mmap() with vfio-pci won't work on >systems that rely on the MMIO syscalls but would already work on those >that have the newer memory I/O feature. Meaning once you have the >mmap() PCI resource suppot the cited commit becomes a relevant fix. Will do, thanks! -- Thanks, Sasha