From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 27538606EE82 for ; Thu, 5 Nov 2026 19:58:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=TYZJJdjr; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Zhykm1PJ DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Reply-To:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Date: Content-Transfer-Encoding:Content-Type:References:In-Reply-To:Cc:To:Subject: From:Message-ID:MIME-Version:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Unsubscribe-Post:List-Owner; bh=NRKKgBaULAjA+HtCrE2b2BaKHLWg/IWOGmXDRpIt4CQ=; b=TYZJJdjr0HIlJqzDGgo4j5rAdE BU2SgrsFTv9VtKL9vTspsms2V/reDq/C8K1vAKA2oCVAyL3PCUchX7IuSf9wI7aYDJcqdM0+7tTPf d6OUhYNJDjKA0tqZ0QDVlf1C59RsssI7YtLVWXfAEiiQAhM0/1dapqt/Ybj2r/wmlZlHo6hiqe4p1 rcBW4OrvucnOI9Xm+Y67GjXUbMztZg8nQYJk0XXRYxV1C9WBXpU8CnU/9F4k/EO2qReWjwsEi+BWA BFV9Hg3Rr1r1menHWf9LXb18ZNCGMKrYsQJ4WfJwsUXD3HX6HCiNvvYUy67HN5cAik4+ViODiQSdA hloWF7zg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.100.1 #2 (Red Hat Linux)) id 1xP3bJ-0000000ASpW-3WRr; Thu, 05 Nov 2026 19:58:21 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.100.1 #2 (Red Hat Linux)) id 1xP3ao-0000000ASX7-1lz5 for kexec@lists.infradead.org; Thu, 05 Nov 2026 19:57:50 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 2BE0343BF9; Thu, 5 Nov 2026 19:57:50 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AC1571F00904; Thu, 5 Nov 2026 19:57:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793908670; bh=NRKKgBaULAjA+HtCrE2b2BaKHLWg/IWOGmXDRpIt4CQ=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=Zhykm1PJUY5wvMtL/zZjQkbyq1PyvwZC0EOgbc/mXkTXjW5jEDUFBHmJDkJa40t3l GIpVPB7pCfyT4P5CA6CEZXejqjXrq+ic8kl3YEXNxI1//5Q5Py0E0a8kNnqcjW6hPi K09iDwRpN/qRrfyGrXfrtzedYO2f0xYg0e0CVFZSUsUaxT5QaMI//WK8iMNBQsmWUg QYwurgr8Y9JSYLqma2wGeJtJYAI+2EiMBA6btZmAUfr8ngEY8HBKKYPS4KNStW+JAC Nmg8t5UHwTP7n5VK7s22hm26muMFtPD72IEuPBkcb9I0XmHhmyLKRTBgGvV//TFzuF uHK+79shUVmhw== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH RESEND v2 10/30] genirq/proc: let procfs copy in the affinity masks To: "Christian Brauner" Cc: "Linus Torvalds" , "Jann Horn" , "Josef Bacik" , "Chris Mason" , "Jeff Layton" , NeilBrown , "Eric Dumazet" , "Thomas Gleixner" , "Al Viro" , "Jonathan Corbet" , "Christoph Hellwig" , "Greg Kroah-Hartman" , "Joel Granados" , "Kees Cook" , "Jan Kara" , "Jan Kara" , linux-s390@vger.kernel.org, coreteam@netfilter.org, kexec@lists.infradead.org, linux-pci@vger.kernel.org, linux-hwmon@vger.kernel.org, linux-usb@vger.kernel.org, samba-technical@lists.samba.org, linux-m68k@lists.linux-m68k.org, linux-serial@vger.kernel.org, "Takashi Iwai" , linux-ext4@vger.kernel.org, "Chuck Lever" , tytso@mit.edu, "Heiko Carstens" , "Vasily Gorbik" , "Alexander Gordeev" , "Christian Borntraeger" In-Reply-To: <20261104-work-procfs-fs-v2-10-319e0f9a8aae@kernel.org> References: <20261104-work-procfs-fs-v2-0-319e0f9a8aae@kernel.org> <20261104-work-procfs-fs-v2-10-319e0f9a8aae@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Thu, 05 Nov 2026 19:57:48 +0000 X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: sashiko-reviews@lists.linux.dev Sender: "kexec" X-Spam-Status: No, score=-10.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 X-Archived-By: > Implement ->proc_write_buf() for smp_affinity, smp_affinity_list and > default_smp_affinity so procfs copies in what is written before it pins > the entry, and parse the masks from that copy. A list of CPUs can be > longer than a page on large machines, so the files take as much as > memdup_user_nul() could copy in before. Anything larger fails with > -EINVAL instead of -ENOMEM. >=20 > Signed-off-by: Christian Brauner (Amutable) Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261104-work-procf= s-fs-v2-0-319e0f9a8aae@kernel.org?part=3D10