From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=172.234.252.31 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793908676; b=JgZT/nHsXgKK7uXUryg6xrGGpD1nbQSHgxU5S8el57goSZUQ6gzKWOAfI3eQVY4ErtP0 uhtBByyyOxAM0aMDDSdrrtr9iXKWfIZANOv8MKNAOcI5DpIIrPwOXDpBazV+dvKvoYbec xNVZ2hs2Ooelyc+ZPAWks8sacNRzPn2Jx6lSiWjEJb0TNtZ4QRCR/C9cFHWcVw+x8JAsU i3iP44p+5miD/HOgznUTXo8+aM5LvdE/Gi7ZJA7qQQvnHyrQEWwC/VUAc5QbvUlLtt4Kx tohe9jy4Uw8hNeLIUVCxWuewCpbdszTi73kkt49JUXxMKoDLpbc1ercEwt5YHl5x7SA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793908676; h=DMARC-Filter:Received:Received:DKIM-Signature:Message-ID:From: Subject:Reply-To:To:Cc:In-Reply-To:References:Content-Type: Content-Transfer-Encoding:Date; bh=0Y90+62nmTyWN8rDu95xmVr4WrW08UQZKP5u1iiw3Yc=; b=dkwYQ+/uzobllGcNBMaZ/HXXd8/T6F5nm576QTaYbES/kom7nZoClz4vKf+raMSn2sUw FTgb/YzHsBBIfGXAKiyX6ejYNGiEC20AaIgPUq8/iuoDeAVA3Jl2dnp8j+Em+59DZwlsN fLLZ3Cru7X2Hy0xftFlwqeKo1561ufHgOillBWyDS8PkDn8nGuxdxlRQ3gmq9qDg4uMBf gI4kNTsRtY34mRXKwRyW+VhwadE/fgUC/Yu4z/U9guognwQEWiYoo8zzcHkYTKBwVsC8n C89RZ+y5K10HJFEIloxaqVYoTm9Uk7J10Yf/cERoExGZLwVGBPknI1l16Gy/kr6OuKg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=kernel.org; spf=pass smtp.mailfrom=kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=KynCzb93; arc=none smtp.remote-ip=172.234.252.31 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2E943606D503 for ; Thu, 5 Nov 2026 19:57:56 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 2E943606D503 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kernel.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=KynCzb93 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id DE3EE42DD9; Thu, 5 Nov 2026 19:57:55 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 653031F008A2; Thu, 5 Nov 2026 19:57:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793908675; bh=0Y90+62nmTyWN8rDu95xmVr4WrW08UQZKP5u1iiw3Yc=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=KynCzb93jkCBa5XgAWl3yl9M0MTpo3fxH9GGhodXmsFvHVjoHrH7fC+ss62AYBxh3 I2L0c2a5NWJkrTtaMLAFCb0YpREbRTcfJDOpJGBwIDXewFn9Z8ZiqtEhC4P6mcbj6m SFTFzfvvToOSL3d4M0WtVj0ToBnc19Pvn5LF4z5IE5o4EMjoAHnxFEXg5Kkx0Ds3Os 12N+atsPV+EcqCPQBvgkEGTq6zB8hfUcnsT60L+cAHou3s3B6ZpTb9Oexwi673zZ6g PA+M8lzFtMydtOAITauMFceBvtdRNHvZWcaRerMdas+D0BM3yOmBnUicVq3olC4LSn dmNJYcXoE/eyg== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH RESEND v2 13/30] locking/lockdep: let procfs copy in writes to /proc/lock_stat Reply-To: sashiko-reviews@lists.linux.dev 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-v2-13-319e0f9a8aae@kernel.org> References: <20261104-work-procfs-fs-v2-0-319e0f9a8aae@kernel.org> <20261104-work-procfs-fs-v2-13-319e0f9a8aae@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Thu, 05 Nov 2026 19:57:54 +0000 X-Mailing-List: linux-m68k@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > Implement ->proc_write_buf() so procfs copies in what is written before > it pins the entry, and look at the first character of that copy. Writes > larger than PAGE_SIZE - 1 bytes fail with -EINVAL now. >=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=3D13