Received: by 2002:a05:6a10:9848:0:0:0:0 with SMTP id x8csp908327pxf; Wed, 7 Apr 2021 14:46:32 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzoAHsaFIolbFL6uZg7/hK8VnpOdXTCUHRqKfAyqAcn7QtZ/O05zOV3oSlHkK0fZA5EmERH X-Received: by 2002:a17:90b:360c:: with SMTP id ml12mr5129455pjb.40.1617831991785; Wed, 07 Apr 2021 14:46:31 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1617831991; cv=none; d=google.com; s=arc-20160816; b=LYiG++q6N4OV+OGGGnzrpFTapI19cjf7E2dLWJn1XnpnLc7xge9BYmWx8kdz6E/MTw 17KmdSsnp0r3eyzqzRLskNXyrknhHj8NjNQt4Frvo42qiD9ctZhOiEpNQNKW42RaDDRx XVDU+17RWBbB7YpG0beTnqw9QsGxkWMWxVnW/nDPPw6DZevmCqq7JNCNRYZ50qPS3BSy yze7aPdDBOidggo37SUw2Y7VhZt3r+wx12L4L58FXPnx3ldPpI3ifswu6D0Jni4OoHZn 9lp0vsskyEjdILWkd9VGvyMC7KRw7UKOVZ3T/Tg3pFe1gfzqjvWm0tFAcPnQjztgp9Jh ClHw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:cc:to:subject:message-id:date:from:in-reply-to :references:mime-version:dkim-signature; bh=7+euRwjWu1ptFFLYu9J3PaklSiZs0mpcK4M0WlO9vvE=; b=b7vklHTJFCJ7v57EC6r7v8dCfj06ckMBYTp52U/baEv2apRnRlrTYQBbxkLHekzjOy iGxCaYXTY3c9zbBwRdUKLQMblCubbY47/JNBABjZq+8Oh1U4vfm6Qg1GlTbodapKW6+j F88SnevhWzU5PmgQZaDS/SKlckUixLCmWL0xwyQQYLgnjYaViTLHQ53G19ijjHjrbqun liB/14zpuKpTj/XWTgZ3W5REtraBWakLxOCRaOkmGCmE04bY2VSd2GiioYPSLx667JGx c0NA1Pqo0P/3W9NtJ/Z+cOSm5d3+0lzesiN8kzlDk3YUl5zjtiNLN0IfOB0/+LiD8C0K CnyA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@google.com header.s=20161025 header.b=npDspJwO; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id cp3si6837109pjb.73.2021.04.07.14.46.18; Wed, 07 Apr 2021 14:46:31 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20161025 header.b=npDspJwO; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235973AbhDGRlu (ORCPT + 99 others); Wed, 7 Apr 2021 13:41:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34220 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229605AbhDGRlu (ORCPT ); Wed, 7 Apr 2021 13:41:50 -0400 Received: from mail-lj1-x229.google.com (mail-lj1-x229.google.com [IPv6:2a00:1450:4864:20::229]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DA584C06175F for ; Wed, 7 Apr 2021 10:41:38 -0700 (PDT) Received: by mail-lj1-x229.google.com with SMTP id 15so21754721ljj.0 for ; Wed, 07 Apr 2021 10:41:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=7+euRwjWu1ptFFLYu9J3PaklSiZs0mpcK4M0WlO9vvE=; b=npDspJwONAe+/L94WQy6vf1aEKtnmWsk6PTfq/9dBJQAHKzRE0qYg9zac3WxhuStGl xVFOZn+JC9tKGy6o3OKM5reYnYdfaq1NzoTCE92F8vtbMpqGf0/DrIoGYqfkwfchLk6o dJoZ0uSF4XjZ5e0nbl9X/xVVqq9pfQ1L7tcWk2rNB0BnYFJnEacSyxdCBNYwKKkPgqea KUkeq5qrWJW78DZoIk9XiN8Ad35EUd68gx2vrDTXCTJdV2Wdh604uj/Fid5p6HXaGyEd fROb7IY4ipU+4rpPlOMJqKUU749ic/QJWqgSi60w6FX5DBp5omc4uB1QQmV70dV/1tOy 3GGA== 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=7+euRwjWu1ptFFLYu9J3PaklSiZs0mpcK4M0WlO9vvE=; b=UW+e2qJNgBHNHmSVEGe2a6fcXJUAjVxm9uQ5UbPJ2YYFDMWYD1edDt2bAkk2pN9Pqi 4j8PD07irIKim3wuKNl8oVtE2j41U7yuB/Oe6YTiFDJZTvn4xHykpTWliJ85HjKmcbtF F+pFyYCsEtI9+ZvYYOLEb2nMYWSVlA+ONHkKANVDctzlDHjq2K4h0epFGo66sK92bzsS 2k4WFNNpgzDU5RxiZ8sR7cw55sI443CER0Swg3NcTYya/AW/leSMUD3rdIvrFUGFqO6n gSDEiZr1dWVQH1DHRADCYuc4axD+HUQDS0ljiRj/v7XLE5H93Yj1EpxM2C67p2VnourR iajg== X-Gm-Message-State: AOAM533s/MKXpPaT3JM4ThZJwby7xIBYji2viD7GYKRWVqwoh2qcRf05 CzxOL0o+Lx5prj7Q7Rgg4U5HPcFcumyaQdwFI8HcBA== X-Received: by 2002:a2e:3603:: with SMTP id d3mr2801174lja.495.1617817297133; Wed, 07 Apr 2021 10:41:37 -0700 (PDT) MIME-Version: 1.0 References: <1617177624-24670-1-git-send-email-yang.lee@linux.alibaba.com> <20210407120239.GD25319@zn.tnic> In-Reply-To: <20210407120239.GD25319@zn.tnic> From: Nick Desaulniers Date: Wed, 7 Apr 2021 10:41:26 -0700 Message-ID: Subject: Re: [PATCH] x86/kernel: remove unneeded dead-store initialization To: Borislav Petkov Cc: Yang Li , Thomas Gleixner , Ingo Molnar , "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" , "H. Peter Anvin" , Nathan Chancellor , LKML , clang-built-linux , Masahiro Yamada Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Apr 7, 2021 at 5:02 AM Borislav Petkov wrote: > > On Wed, Mar 31, 2021 at 04:00:24PM +0800, Yang Li wrote: > > make clang-analyzer on x86_64 defconfig caught my attention with: > > I can't trigger this here using: > > make CC=clang-11 -j16 clang-analyzer > > I get all kinds of missing python scripts: > FileNotFoundError: [Errno 2] No such file or directory: 'clang-tidy' You do have clang-tidy installed right? `which clang-tidy`? -- Thanks, ~Nick Desaulniers