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=-4.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 24CD1C433E0 for ; Wed, 24 Jun 2020 14:53:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 008FC21527 for ; Wed, 24 Jun 2020 14:53:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="hpP80aWo" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391203AbgFXOx1 (ORCPT ); Wed, 24 Jun 2020 10:53:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54170 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389818AbgFXOx0 (ORCPT ); Wed, 24 Jun 2020 10:53:26 -0400 Received: from mail-pj1-x1042.google.com (mail-pj1-x1042.google.com [IPv6:2607:f8b0:4864:20::1042]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 89FEBC0613ED for ; Wed, 24 Jun 2020 07:53:26 -0700 (PDT) Received: by mail-pj1-x1042.google.com with SMTP id jz3so1270497pjb.0 for ; Wed, 24 Jun 2020 07:53:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=OPWu0TeNvD4ujFH7IT6Yq/7QVWt6mn1sVW+hYIGa3/c=; b=hpP80aWoVCRlVHrXGBwyfL+RPDRXCMe7ZswUMGPPdIckNU+/eQLVr51wJYXeK84tS8 2WCDJZSZTwtxrmhRVEOIBcnY26CQPqWU3uVdGunp0mR0o+2LoNpU5OTOKcg3KoQqUP/D FsCCqiNuvarAC7Prd/cfAOwQBwApsIR4mQjPw= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=OPWu0TeNvD4ujFH7IT6Yq/7QVWt6mn1sVW+hYIGa3/c=; b=Bf3cDtmHl72ngoOMOyL45SXM1s3egfJbxnTkGpAvDGRi5gk/teEaoc5HT2DUyoJdWu rAirRONeWEY9AIPF+1jrJ/v6n48sH+jwhrd4VruhOdjWKCiHzQlmM5K+2UAkNZg1MoxX 8DaGNyCng9wNc//pchby/ubln8CS26HfhuRUjeQpgBksxYgqoYDN5mg6QlmtDan5kl1N /PcdHTXEGYQncCoLJWZW63ofp9pOpTFPBh0hi2GL/7ww9Jf95rDxHF1mQTfvx3LYSy61 Gs/WQpp0QDYX+NTxTCDCOMvigEHTVpMRjTtCdw4129FP3wxVel9Ro291UA8xx+jZoDyI FY1Q== X-Gm-Message-State: AOAM530f+K5+RI1X6flzAtRLw2vSc9X6URPn0mPd5+cMyXqDctPc0+vF cJeZHu6tWTeq1djoAAcyLVJ5Ng== X-Google-Smtp-Source: ABdhPJwkPoYDkU43oyjXTZ3o3ijQjsdZRoWueUiZxBpfidz8te1WzS0FHYIMG6I55iroLY/YVnEmig== X-Received: by 2002:a17:90a:f508:: with SMTP id cs8mr26450593pjb.16.1593010406141; Wed, 24 Jun 2020 07:53:26 -0700 (PDT) Received: from www.outflux.net (smtp.outflux.net. [198.145.64.163]) by smtp.gmail.com with ESMTPSA id d4sm5876447pjm.55.2020.06.24.07.53.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Jun 2020 07:53:25 -0700 (PDT) Date: Wed, 24 Jun 2020 07:53:24 -0700 From: Kees Cook To: Alexander Popov Cc: Jann Horn , Emese Revfy , Miguel Ojeda , Masahiro Yamada , Michal Marek , Andrew Morton , Masahiro Yamada , Thiago Jung Bauermann , Luis Chamberlain , Jessica Yu , Sven Schnelle , Iurii Zaikin , Catalin Marinas , Will Deacon , Vincenzo Frascino , Thomas Gleixner , Peter Collingbourne , Naohiro Aota , Alexander Monakov , Mathias Krause , PaX Team , Brad Spengler , Laura Abbott , Florian Weimer , kernel-hardening@lists.openwall.com, linux-kbuild@vger.kernel.org, x86@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, gcc@gcc.gnu.org, notify@kernel.org Subject: Re: [PATCH v2 5/5] gcc-plugins/stackleak: Add 'verbose' plugin parameter Message-ID: <202006240753.8C62F5A@keescook> References: <20200624123330.83226-1-alex.popov@linux.com> <20200624123330.83226-6-alex.popov@linux.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200624123330.83226-6-alex.popov@linux.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jun 24, 2020 at 03:33:30PM +0300, Alexander Popov wrote: > Add 'verbose' plugin parameter for stackleak gcc plugin. > It can be used for printing additional info about the kernel code > instrumentation. > > For using it add the following to scripts/Makefile.gcc-plugins: > gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK) \ > += -fplugin-arg-stackleak_plugin-verbose > > Signed-off-by: Alexander Popov Applied to for-next/gcc-plugins. -- Kees Cook