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 X-Spam-Level: X-Spam-Status: No, score=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C43DDC4338F for ; Wed, 18 Aug 2021 18:18:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A024F61100 for ; Wed, 18 Aug 2021 18:18:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229985AbhHRSS4 (ORCPT ); Wed, 18 Aug 2021 14:18:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47564 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229522AbhHRSSx (ORCPT ); Wed, 18 Aug 2021 14:18:53 -0400 Received: from mail-lf1-x136.google.com (mail-lf1-x136.google.com [IPv6:2a00:1450:4864:20::136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C407DC061764 for ; Wed, 18 Aug 2021 11:18:18 -0700 (PDT) Received: by mail-lf1-x136.google.com with SMTP id t9so6531077lfc.6 for ; Wed, 18 Aug 2021 11:18:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=kj1bCH98p646RpPq8Rr83F+jI2xp0GCJol1FdHiRh/w=; b=GdS0+UrCzlqRPfYHYfxsdr9dMrIlfVJgbajZHdqBY5kRBhUSqWkHyr6N0+fGv9NMSH 0fwugwuLJPptmLidf81uGFApkPRncioGOPVXS/GWcCYgF4sErKi1Vx3Z4MOz/cOJsway jaRQ3Wbl5Q/IvCXzso0SR7oyoAtIIxTcFN3Wg= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=kj1bCH98p646RpPq8Rr83F+jI2xp0GCJol1FdHiRh/w=; b=D/800zWn9IJu1kR5SA0kBHwuv8NwLqMBf1DPTsn2g8Dzk215X0P1a8X1vEK6BnEFbs cnFTTC4+V5nMn71nCbHdnVABJwUn3XP+faYjiUSqFSbQw4mDY3bJCFEHAgKllXUycWBa Qokwcywnyl8YR4qhn+LDEGMBH6n9nLMux9PE4W0jZRPn4L2v9Pg+If15BhnIgkeiToNw ektQceg1ZYMIMPOyfEn7e3JWWHKg0zVm9Y6Rtu2F1a0Fvfp0NXup9oS0MuOX8rWZA5uX kU8Omr195yYx2t2TyOt5j0M+MGCvb4YQsbJCNn2YUI+9H2OFP5YG9vlkHu1aCCW4i+o2 8PYw== X-Gm-Message-State: AOAM5321Yf9QVS1AkXrPPFgnGngevUjD6SOq/LwTOB1BaJPEP6n9gOQk bNvfEA5cP2VuZK2qDSgcQS1yp0ebQKOjZg== X-Google-Smtp-Source: ABdhPJwAy2acecFgNSi4JLc+mbM4DVZ+0lDhTFtP1W9JmlIQhYgwE8qk/B0NquAN7VyHXa8NqjMVZQ== X-Received: by 2002:a19:e002:: with SMTP id x2mr7314316lfg.84.1629310696905; Wed, 18 Aug 2021 11:18:16 -0700 (PDT) Received: from mail-lj1-f172.google.com (mail-lj1-f172.google.com. [209.85.208.172]) by smtp.gmail.com with ESMTPSA id r7sm44536lfr.60.2021.08.18.11.18.15 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 18 Aug 2021 11:18:15 -0700 (PDT) Received: by mail-lj1-f172.google.com with SMTP id w4so5229125ljh.13 for ; Wed, 18 Aug 2021 11:18:15 -0700 (PDT) X-Received: by 2002:a2e:8808:: with SMTP id x8mr9241330ljh.220.1629310694800; Wed, 18 Aug 2021 11:18:14 -0700 (PDT) MIME-Version: 1.0 References: <20210802024945.GA8372@xsang-OptiPlex-9020> <20210818153155.GL6464@techsingularity.net> In-Reply-To: <20210818153155.GL6464@techsingularity.net> From: Linus Torvalds Date: Wed, 18 Aug 2021 11:17:59 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [pipe] 3a34b13a88: hackbench.throughput -12.6% regression To: Mel Gorman Cc: kernel test robot , Sandeep Patil , Michael Kerrisk , LKML , lkp@lists.01.org, kernel test robot , "Huang, Ying" , Feng Tang , Zhengjun Xing Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Aug 18, 2021 at 8:31 AM Mel Gorman wrote: > > I know hackbench is not particularly interesting but it's used often > enough when comparing kernels and patches that commit 3a34b13a88 will be > a regression magnet. Fair enough. And I like that patch anyway because of how it makes that EPOLLET behaviour much more explicit, so I just committed it. Linus