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 8F9F1C433EF for ; Sat, 11 Dec 2021 01:33:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345582AbhLKBgn (ORCPT ); Fri, 10 Dec 2021 20:36:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41692 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345576AbhLKBgl (ORCPT ); Fri, 10 Dec 2021 20:36:41 -0500 Received: from mail-ed1-x530.google.com (mail-ed1-x530.google.com [IPv6:2a00:1450:4864:20::530]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 62709C061714 for ; Fri, 10 Dec 2021 17:33:05 -0800 (PST) Received: by mail-ed1-x530.google.com with SMTP id r11so34508383edd.9 for ; Fri, 10 Dec 2021 17:33:05 -0800 (PST) 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=igz7mhddA6SiLDrTxK7BBgnsMQANYZ9nkpc2VVEuP/Y=; b=R4DuHb77tzI2CNOtFViwBCj+4QGHu6zxAqu6R6Gl8zxHH8I9rM+opDDDGeMMSuLC2s KYJggWuCEonKlrSJqJlTkLPtil9MBgHbVFh2BhXj2cC05FOWXrorpnVd4Hnemz4jhSia ntQ53cEFi2Vge1N0b5RlxRnNasS9Ry7qahHs0= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=igz7mhddA6SiLDrTxK7BBgnsMQANYZ9nkpc2VVEuP/Y=; b=TFhrLSpPEDojY1rNWIuJxtOz8k6DdwO65WLT8kWLgV2upQdHkrCdeGCP33psySTrmf Lq4CBmkR4vlCnCSEDyspnViwpFU7eChTjgG+toDjxzeI0LC808vUYPPiNpcs6idFHpvd 2t9oBjoPtF6oejtw9AFMnRP3iy3tKSWVmc059LhgzFuyflk1FprcE+oRPnN7MpxXF0nP jmQiNATJIOIHLvIZCQr1fwVUalc4BGwFN2/4vOj1TABlb+Kk9uY47c4zS5zTHS0TF+Nw CH3XuCZaAdcXnKh57QO8VH5h3q50HrTLubIU8/tWb7jGUOM3eYUWASSDZeZttXCzyjDl RG/w== X-Gm-Message-State: AOAM533L8VdB36Nk1vhowyDm3FueMncwhCVJ74xv9Bs+/dMj6K69a8yM kEKPdqp2bQnDUkMrKILRANo9h4XbhK5jPo7KBEE= X-Google-Smtp-Source: ABdhPJwRyZkgF7QHZU/FHx/lF9vyk1ltmBd5mm0TKpnJaqNFRAp0wRms5pTKsbrbg6X3jyUmsPvZtA== X-Received: by 2002:a05:6402:354c:: with SMTP id f12mr45092216edd.256.1639186383426; Fri, 10 Dec 2021 17:33:03 -0800 (PST) Received: from mail-wr1-f52.google.com (mail-wr1-f52.google.com. [209.85.221.52]) by smtp.gmail.com with ESMTPSA id ig1sm2174153ejc.77.2021.12.10.17.33.02 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 10 Dec 2021 17:33:02 -0800 (PST) Received: by mail-wr1-f52.google.com with SMTP id q3so17723734wru.5 for ; Fri, 10 Dec 2021 17:33:02 -0800 (PST) X-Received: by 2002:adf:cc8d:: with SMTP id p13mr17925618wrj.274.1639186381813; Fri, 10 Dec 2021 17:33:01 -0800 (PST) MIME-Version: 1.0 References: <20211210053743.GA36420@xsang-OptiPlex-9020> In-Reply-To: From: Linus Torvalds Date: Fri, 10 Dec 2021 17:32:45 -0800 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [fget] 054aa8d439: will-it-scale.per_thread_ops -5.7% regression To: Jann Horn Cc: kernel test robot , Miklos Szeredi , LKML , lkp@lists.01.org, kernel test robot , "Huang, Ying" , Feng Tang , Zhengjun Xing , fengwei.yin@intel.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Dec 10, 2021 at 1:59 PM Linus Torvalds wrote: > > This is an ENTIRELY UNTESTED patch to do that. Oh, and I guess it's somewhat tested now. I've been running that patch for the last couple of hours, and it seems to work fine. Not that I actually stressed it in any particular way, but at least it doesn't cause any obvious problems. So it's probably fine. Famous last words. Linus