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=-0.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 96789C2BA19 for ; Thu, 23 Apr 2020 03:42:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7724F2075A for ; Thu, 23 Apr 2020 03:42:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="JGmM6JKD" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726686AbgDWDmF (ORCPT ); Wed, 22 Apr 2020 23:42:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55900 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726002AbgDWDmF (ORCPT ); Wed, 22 Apr 2020 23:42:05 -0400 Received: from mail-pj1-x1043.google.com (mail-pj1-x1043.google.com [IPv6:2607:f8b0:4864:20::1043]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0A767C03C1AA; Wed, 22 Apr 2020 20:42:05 -0700 (PDT) Received: by mail-pj1-x1043.google.com with SMTP id e6so1889303pjt.4; Wed, 22 Apr 2020 20:42:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:date:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=6dQMHfeBacBwJMLmSY5DUMnEsFdGOS3CmUiYfT4KgF0=; b=JGmM6JKDbTONFrJRe9See27RegDlwxrdEZuIMaIPzy1PY3qv4rRy3fWUXW3vLHcii3 5ycJdOxJpZR9aLc0u0M9lBYAYHuMWNL+w8NP8kMfpMZhbY93Y+4XCJpSt1/oab/oJOMS 93xd0lC8U+q8ubqR3f8tacuaqnU/G/HWvMN/2mtztiRc4AOPSkF63s/kkOtykAvfdds9 AxcGbHF5A5uRpNjxD8++/FmAROIoqYUuQ3YKkS3hHN2XpRVcf9annuvvrcHKijviAs8n xje51oP4NyzETyK8hZkmEoPfhhPqJoq+shcaWMGrl0Tqa+BAC0cTeyh1bDSe2GfsK8Ux +oLA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:date:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=6dQMHfeBacBwJMLmSY5DUMnEsFdGOS3CmUiYfT4KgF0=; b=pg+7TDNwqNlRNnHdCw5hirUtdCtVd7PVs1UJCizsJQc++rBfTSGtn5taXzBIhjGWJk TH5kq2UCyNfanKmawcxzMN0mIjSj93UIeLMxfb840Ma3vVMEqAOeWoVVWvepPgTl10o/ Dec/JoJuJ8nRUwyb4xUKK+52NnpvIzL7AO9LmzvI9hJ4HurIzDS2XhX++TPkPuNaHLdz HKapeQuOD2ULyZXR2brgR6c1iTS7NUB8bUhAHtqdK5RU5XejbzH9ePZzs518tyWV4eUg uSb2luPN2t+gQSJdcxupTI8eZnDsj8YspGsbU5yOUu5pcJS60vMBtvnWGMz2tnOSIw4j rspg== X-Gm-Message-State: AGi0PubR4kr8913Eqx3UpEqpGcgEI4ym+QhcQqVTciDD07YuZ+OjggWT 5xLo6emCbHMIUfHJgRmfwVchlYC/ X-Google-Smtp-Source: APiQypLbHSJekuXcR7QyZDnfGmSetVxhk0+1wwtWC6xR8Xktz7g1M0GF3+ne/iSuxAlUDij07qHkwg== X-Received: by 2002:a17:90a:ba09:: with SMTP id s9mr2133288pjr.20.1587613324188; Wed, 22 Apr 2020 20:42:04 -0700 (PDT) Received: from localhost (146.85.30.125.dy.iij4u.or.jp. [125.30.85.146]) by smtp.gmail.com with ESMTPSA id w16sm674566pgf.94.2020.04.22.20.42.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 22 Apr 2020 20:42:03 -0700 (PDT) From: Sergey Senozhatsky X-Google-Original-From: Sergey Senozhatsky Date: Thu, 23 Apr 2020 12:42:01 +0900 To: Alexey Dobriyan Cc: Steven Rostedt , Andy Shevchenko , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, pmladek@suse.com, sergey.senozhatsky@gmail.com, linux@rasmusvillemoes.dk Subject: Re: [PATCH 03/15] print_integer: new and improved way of printing integers Message-ID: <20200423034201.GF246741@jagdpanzerIV.localdomain> References: <20200420205743.19964-1-adobriyan@gmail.com> <20200420205743.19964-3-adobriyan@gmail.com> <20200420211911.GC185537@smile.fi.intel.com> <20200420212723.GE185537@smile.fi.intel.com> <20200420215417.6e2753ee@oasis.local.home> <20200421164924.GB8735@avx2> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200421164924.GB8735@avx2> Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On (20/04/21 19:49), Alexey Dobriyan wrote: > > I did the benchmarks (without stack protector though), everything except > /proc/cpuinfo and /proc/meminfo became faster. > Why does /proc/cpuinfo and /proc/meminfo performance matter? -ss