From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A9B34C30653 for ; Thu, 4 Jul 2024 13:11:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Date: Message-Id:From:Subject:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=zxD06dA7M352uvzqpK+UsEXsryTVAvFklPlETSA32mo=; b=IWiOa9fci4i7Sb MoK86MBwmcoQHZg4VHb6oovCgsFdbg39Lbe8T84gcqoVlggUWP1iYraPKlfIhvudMy1wr+vOAvd5H mnBpjxvzR3chSmxpyznjxdrwCFfejBnbjB0iawULGka9r/F7FDJLpnsptaNwzRet0/I+J70gNWDhR jSVMrKk/guNOsvciAsO1Gn5ZYcNOgEjycMSlt95AQyW968COLFVl8BGHzhJaAARa5QG7k+IO7o7KI iR8Nsw/o63KuXPtTVYvE0WejR9NpKvKC7dfz8O/66f8TjCxvWk1kjDgdQmjFrr5wrhYQg3K/OEvz4 o7f8Z7WfH6x3PBwu5qaQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sPMFJ-0000000DEsj-2Pji; Thu, 04 Jul 2024 13:11:33 +0000 Received: from sin.source.kernel.org ([2604:1380:40e1:4800::1]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sPMEl-0000000DEXn-3Q69; Thu, 04 Jul 2024 13:11:02 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id 1B3FACE34C5; Thu, 4 Jul 2024 13:10:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id E2A1DC4AF11; Thu, 4 Jul 2024 13:10:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1720098657; bh=lJXnONd5ISVvmE4QQ4QJTEc1T2lWaVBV5IrBFXcFzSs=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=Vpwd2tcYqNgW1dMG4DUsuYkKBIfDlCn4PVslQ+vVDvZ3zq5iOcb6vvRYYnY6zPLqm b7qRPNJMCF708+0X9bllMigap/i9FHO/+hiquNIRAZExPqCwtGbOBjIJuQ7OkQnqn0 sPH8SB9WW3Zr18pR0U7e1oUFPHWfJ1HJqEs8ZH2+2KSpcEudv6FOxA6WTWsch9b6Or Tab2z58GTWX2feeNdjzi6LpoNRXkbTLsvakMu53Ah1izJcjwti+u6cCNBmIy7ILBgZ 8q99pCDwKY1JTEl8QytqRgm64Qa8FzCXj9BCjgdlSwIP/Xyncj4Y/MSAwHIEK4Njwe nAqxfUSP9Im+g== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id D4BA4C433A2; Thu, 4 Jul 2024 13:10:56 +0000 (UTC) MIME-Version: 1.0 Subject: Re: [PATCH] randomize_kstack: Remove non-functional per-arch entropy filtering From: patchwork-bot+linux-riscv@kernel.org Message-Id: <172009865686.17306.9398253862841269029.git-patchwork-notify@kernel.org> Date: Thu, 04 Jul 2024 13:10:56 +0000 References: <20240619214711.work.953-kees@kernel.org> In-Reply-To: <20240619214711.work.953-kees@kernel.org> To: Kees Cook Cc: linux-riscv@lists.infradead.org, arnd@arndb.de, liuyuntao12@huawei.com, mark.rutland@arm.com, catalin.marinas@arm.com, will@kernel.org, hca@linux.ibm.com, gor@linux.ibm.com, agordeev@linux.ibm.com, borntraeger@linux.ibm.com, svens@linux.ibm.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com, gustavoars@kernel.org, paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu, leobras@redhat.com, imbrenda@linux.ibm.com, pawan.kumar.gupta@linux.intel.com, linux-kernel@vger.kernel.org, x86@kernel.org, linux-arm-kernel@lists.infradead.org, linux-s390@vger.kernel.org, linux-hardening@vger.kernel.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240704_061100_108552_5F5E38D5 X-CRM114-Status: UNSURE ( 9.84 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Hello: This patch was applied to riscv/linux.git (fixes) by Kees Cook : On Wed, 19 Jun 2024 14:47:15 -0700 you wrote: > An unintended consequence of commit 9c573cd31343 ("randomize_kstack: > Improve entropy diffusion") was that the per-architecture entropy size > filtering reduced how many bits were being added to the mix, rather than > how many bits were being used during the offsetting. All architectures > fell back to the existing default of 0x3FF (10 bits), which will consume > at most 1KiB of stack space. It seems that this is working just fine, > so let's avoid the confusion and update everything to use the default. > > [...] Here is the summary with links: - randomize_kstack: Remove non-functional per-arch entropy filtering https://git.kernel.org/riscv/c/6db1208bf95b You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv