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=-5.7 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,URIBL_BLOCKED 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 4B778C3E8C5 for ; Fri, 27 Nov 2020 22:08:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EAC4C221FD for ; Fri, 27 Nov 2020 22:08:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="KslCAcAT" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732094AbgK0WIK (ORCPT ); Fri, 27 Nov 2020 17:08:10 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47956 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731252AbgK0WFx (ORCPT ); Fri, 27 Nov 2020 17:05:53 -0500 Received: from mail-lj1-x242.google.com (mail-lj1-x242.google.com [IPv6:2a00:1450:4864:20::242]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 04D20C0613D2 for ; Fri, 27 Nov 2020 14:05:52 -0800 (PST) Received: by mail-lj1-x242.google.com with SMTP id j10so7435195lja.5 for ; Fri, 27 Nov 2020 14:05:52 -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=KhQQTyukA0hBMXZZ9IFzOlq0mvJ89vDkRZ3YCulgyfQ=; b=KslCAcATqBJOGXCSY+koKy4jqBiVmAo+dzC834xJuW1iV9pRl7H+bNhUXlI5qRk00l C2YT5zjSYjfbrVnXH6zVAmSZondZmvx5rpc1jXSOl9dVtudU29NpJqElbfCJ+7pN28v2 uACCJ2w3EHGN++ZtcbrJ5jyVpAApKGIwkJJVk= 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=KhQQTyukA0hBMXZZ9IFzOlq0mvJ89vDkRZ3YCulgyfQ=; b=YpswI7rYTdFFS2LU1KV17o01Rh9Gr2vWeh+Kg3S6Ds3/Eibd8V2mNtdJCG9NhNWOxC meaBBwCwFJKIjASV8x+Tjj3fhiaTzdudCTDBi/D4RLd7+i+Ien4VpXj1M8G2sKP7fDTr pf701pPqeBbId92xplorxQ1YqZZYyIUmpju9D8R2vM/M3X/bcUJkGvN8zslk87TcogPE WLPj9XYQpdc+gjMgI8PtFgsZC6sBEWaAYsJ+oEarwKOwjkg28JQeGo5LN6q/7gfYrEM3 G1l5IfF+Cxj+8MUgnJeb4cmLl//Bd91sO3ntzO9OiFyHvO0fSFvjtp5tFFs5432mXK+X Vv/Q== X-Gm-Message-State: AOAM530fUwo3U+06RJGLj+4cbKcdOPewgjMbu7INlTiWd6zJDu54VEWg hiBcjvsyyCDIznpLJ6MMxBBXpNqZQ7kNuQ== X-Google-Smtp-Source: ABdhPJymxPNep+MJ2/lqa6gSz53ID9Zb3UwKNO1STo0GxHeaXnvxavfjfhCWyINpDHt+dQRA92wWQw== X-Received: by 2002:a2e:8792:: with SMTP id n18mr4445256lji.417.1606514751060; Fri, 27 Nov 2020 14:05:51 -0800 (PST) Received: from mail-lf1-f44.google.com (mail-lf1-f44.google.com. [209.85.167.44]) by smtp.gmail.com with ESMTPSA id c17sm839788lfr.135.2020.11.27.14.05.49 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 27 Nov 2020 14:05:50 -0800 (PST) Received: by mail-lf1-f44.google.com with SMTP id q13so8244896lfr.10 for ; Fri, 27 Nov 2020 14:05:49 -0800 (PST) X-Received: by 2002:a19:c301:: with SMTP id t1mr4183355lff.105.1606514749548; Fri, 27 Nov 2020 14:05:49 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Linus Torvalds Date: Fri, 27 Nov 2020 14:05:33 -0800 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [GIT PULL 2/2] Kconfig updates for v5.10-rc1 To: Masahiro Yamada , Emese Revfy Cc: Linux Kbuild mailing list , Linux Kernel Mailing List Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Nov 27, 2020 at 1:53 PM Linus Torvalds wrote: > > 33.68% cc1plus So a third of the time is the _single_ invocation of cc1plus, which happens from scrips/gcc-plugin.sh doing that $HOSTCC -c -x c++ -std=gnu++98 - -fsyntax-only thing. Which is purely to verify that plugins work. Ugh. Emese - I'm talking to myself while I'm looking at why "make allmodconfig" is so unbearably slow. This is part of it. Linus