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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 775C0C433EF for ; Fri, 27 May 2022 16:59:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346111AbiE0Q7W (ORCPT ); Fri, 27 May 2022 12:59:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43962 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243542AbiE0Q7U (ORCPT ); Fri, 27 May 2022 12:59:20 -0400 Received: from mail-oa1-x35.google.com (mail-oa1-x35.google.com [IPv6:2001:4860:4864:20::35]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A103B122B62; Fri, 27 May 2022 09:59:18 -0700 (PDT) Received: by mail-oa1-x35.google.com with SMTP id 586e51a60fabf-f2cd424b9cso6419321fac.7; Fri, 27 May 2022 09:59:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=sender:message-id:date:mime-version:user-agent:content-language:to :cc:references:from:subject:in-reply-to:content-transfer-encoding; bh=SZg+qjutoG3J1/dsqzOYmd+VngnnX2DTXJc5+dVnkHA=; b=D5imPluKhRiMycaOUzEc4sulOuWTi0wErwu1XFaorpY76cN1Qamdwu9pi5eKpCCWvw 2RnIGZi/iHoyK8F7KE4wZ7tqCYSSpHta4aA15x29XV1ujnNs5cLZtIxcyYu8fwkF3Odz Go2hfWJ41Sj2WdAaPjwTJ+cyjepk1X0d4qbmyhlfmGcx332r32KEKjGG223JVMFBaS0n wt31FHMjDB1GMifUvVX8XxOg7K3Bmii3jg3F+8Bho5zw35wbfo7Jez96Kn56AzY0kgJa CCwUbvDJ8BLar/woN4ci/iN0edw2RN9RsY5DXT+B+q+FGmvBMQvlvvID69/JOr1WDfqT +A4w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:sender:message-id:date:mime-version:user-agent :content-language:to:cc:references:from:subject:in-reply-to :content-transfer-encoding; bh=SZg+qjutoG3J1/dsqzOYmd+VngnnX2DTXJc5+dVnkHA=; b=vIOvANQ9GiVLX5D6SQ97Rf7c7H/5zMw4BPsyzzeghXanRMtI05k+3sI99ALuLyjRyO QPtwLP6Up4bpk19h6ZUS4BDSO9OGL56g/tzGlgTE3AEMi0Bh/ri89dqnoyZ2JTcNsUMl uJk/t3WmGS7QyUSxRrAeDqE8XBLPP24br9Xd3Rff5sglUGh3nfCZ4j2vBAbZIIWwN8jt LCc2AEBE9/BuUzZ8Q6eN+4tavmtECAcl9dxb3+lIYEo0gUoobTHeNWnSyHy5a2rJv8fu STZg9pHn9AXed03uaxI55kppietuANMl42lrZWvCfDBsTQEDXlSZgJK6qIyKMT7mnAjM Aehg== X-Gm-Message-State: AOAM530/ukhsxS4xYxSFrPVE7BoRUb7tVZB9K53py1aGuygvDFr8IBX3 WEd+8tcFxUPpbjSfghj5WGg= X-Google-Smtp-Source: ABdhPJw8ZOepzwBcCrrLBGIJM9X6Wu9CjPk6dJ/62yv58i2lpX3Aio/8u5YKudwwdGONRLJPincDXQ== X-Received: by 2002:a05:6870:538d:b0:de:aa91:898e with SMTP id h13-20020a056870538d00b000deaa91898emr4462061oan.54.1653670758024; Fri, 27 May 2022 09:59:18 -0700 (PDT) Received: from ?IPV6:2600:1700:e321:62f0:329c:23ff:fee3:9d7c? ([2600:1700:e321:62f0:329c:23ff:fee3:9d7c]) by smtp.gmail.com with ESMTPSA id w27-20020a9d5a9b000000b0060603221240sm1978304oth.16.2022.05.27.09.59.15 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 27 May 2022 09:59:17 -0700 (PDT) Sender: Guenter Roeck Message-ID: <6aed0c5c-bb99-0593-1609-87371db26f44@roeck-us.net> Date: Fri, 27 May 2022 09:59:14 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.9.1 Content-Language: en-US To: Greg Kroah-Hartman , Pavel Machek Cc: Chris.Paterson2@renesas.com, linux-kernel@vger.kernel.org, stable@vger.kernel.org, torvalds@linux-foundation.org, akpm@linux-foundation.org, shuah@kernel.org, patches@kernelci.org, lkft-triage@lists.linaro.org, jonathanh@nvidia.com, f.fainelli@gmail.com, sudipm.mukherjee@gmail.com, slade@sladewatkins.com References: <20220527084828.156494029@linuxfoundation.org> <20220527141421.GA13810@duo.ucw.cz> From: Guenter Roeck Subject: Re: [PATCH 5.10 000/163] 5.10.119-rc1 review In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 5/27/22 08:53, Greg Kroah-Hartman wrote: > On Fri, May 27, 2022 at 04:14:21PM +0200, Pavel Machek wrote: >> Hi! >> >>> This is the start of the stable review cycle for the 5.10.119 release. >>> There are 163 patches in this series, all will be posted as a response >>> to this one. If anyone has any issues with these being applied, please >>> let me know. >> >> Is there some kind of back-story why we are doing massive changes to >> /dev/random? 5.19-rc1 is not even out, so third of those changes did >> not get much testing. > > Did you miss the posting on the stable list that described all of this: > https://lore.kernel.org/all/YouECCoUA6eZEwKf@zx2c4.com/ > That describes _what_ is done, but not _why_ the patches needed to be backported to older kernels. Normally I would see those as enhancements, not as bug fixes. Given that we (ChromeOS) have been hit by rng related issues before (specifically boot stalls on some hardware), I am quite concerned about the possible impact of this series for stable releases. Guenter