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 A4FA3C433F5 for ; Thu, 17 Feb 2022 17:33:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243744AbiBQRd5 (ORCPT ); Thu, 17 Feb 2022 12:33:57 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:46190 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232550AbiBQRdz (ORCPT ); Thu, 17 Feb 2022 12:33:55 -0500 Received: from mail-pf1-x435.google.com (mail-pf1-x435.google.com [IPv6:2607:f8b0:4864:20::435]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5AE1316040B for ; Thu, 17 Feb 2022 09:33:41 -0800 (PST) Received: by mail-pf1-x435.google.com with SMTP id p8so253599pfh.8 for ; Thu, 17 Feb 2022 09:33:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=message-id:date:mime-version:user-agent:content-language:to:cc :references:from:subject:in-reply-to:content-transfer-encoding; bh=1+wuSPGqInJTXF1WSMnW5S9JPVd8nQUvsA9MXOgLl5Y=; b=Wkc2oSrjSh4TA0XpeyKv0Bm4R4h/s30wRvOf8CT4gKf6jVrd4pDNFrIVpJM4DeIXrb ZLfuIXPRjPP3BnxrFR95/39P48/R4v+Od/x83dS9YbbBmyRaKZJoWb5DagXVHMsVAF7z 8A27B+FqTyQTJuxibjSTuA+WKhsu6p6Ysx6hdyAEe0iIYcWiDR0iHJ1081+iPFmvsEdA OKDnPIfvEyumyRef/6hPzkS3YsSGEn6gWPGzjPO/upatf1OMOcyJpVCT0Nyze7Utpzux G5TRfWhBqD1sOgTGRslQEVt9nRyKsk3J5w6sTBWi++cg3f55nEelbLonP9+4B708D6aI +GOw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent :content-language:to:cc:references:from:subject:in-reply-to :content-transfer-encoding; bh=1+wuSPGqInJTXF1WSMnW5S9JPVd8nQUvsA9MXOgLl5Y=; b=sZ5ScrpjWnUh/7bf/xP9G+i6xWzmL7sf46sZRxEM4PK1umHweH5Won+SMtgs2F2Dkb rYzU+nVEz/MurfAGx17CBpj21UZyTrmGqwqzICwDdBDB/1UGMJp8eE5S7Qq04QumbNTA Bq1F+kQwpvLl9H3e/7nVAG6pY8BpXt/PKeFfNJiDvNvcx50aMXm7cFX9INN0MAHRn/N8 RmaSP+bLw/ryswMeZlTgMzF96dGJ4o5KnTyxXsk0Le7Uz8BQTDosX3O3ExxwqHoth8Wv rYc9VCuvNzbcJ8ssyuDMk789pjR4BWfGrb9/A32CWwdOGAPXBb4lTVFk5qV6C4BTMXh1 ecQg== X-Gm-Message-State: AOAM533RcX5LoQzu8qeIbU0adHBFQFJzwKKq2sFshbH4t4ay4RFsJPVn 1c0iymhMmvBBzbFK58Gmb5xoWw== X-Google-Smtp-Source: ABdhPJze4gieq0ct1TT7Ps/SdFLgZ8xxBvl3uLHHh/hPaULz3jZY14KfmoWmBaWhGUX5Y5kj1PqEcw== X-Received: by 2002:a63:2ac4:0:b0:373:6cfb:fc77 with SMTP id q187-20020a632ac4000000b003736cfbfc77mr3231847pgq.529.1645119220927; Thu, 17 Feb 2022 09:33:40 -0800 (PST) Received: from [192.168.254.17] ([50.39.160.154]) by smtp.gmail.com with ESMTPSA id q4sm8854188pgn.42.2022.02.17.09.33.40 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 17 Feb 2022 09:33:40 -0800 (PST) Message-ID: Date: Thu, 17 Feb 2022 09:33:39 -0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 Content-Language: en-US To: Peter Zijlstra , Linus Torvalds Cc: Borislav Petkov , x86-ml , lkml , zhangqiao22@huawei.com, tj@kernel.org, dietmar.eggemann@arm.com References: From: Tadeusz Struk Subject: Re: [PATCH] sched: Fix yet more sched_fork() races 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 2/17/22 00:51, Peter Zijlstra wrote: > On Mon, Feb 14, 2022 at 10:16:57AM +0100, Peter Zijlstra wrote: >> Zhang, Tadeusz, TJ, how does this look? > > *sigh* I was hoping for some Tested-by, since I've no idea how to > operate this cgroup stuff properly. > > Anyway, full patch below. I'll go stick it in sched/urgent. Just tested it on 5.17.0-rc4 and it looks ok. Tested-by: Tadeusz Struk -- Thanks, Tadeusz