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=-3.9 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 04C87C433E0 for ; Tue, 9 Jun 2020 18:47:49 +0000 (UTC) Received: from mother.openwall.net (mother.openwall.net [195.42.179.200]) by mail.kernel.org (Postfix) with SMTP id 5696320734 for ; Tue, 9 Jun 2020 18:47:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="RRs1XpvK" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5696320734 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=chromium.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kernel-hardening-return-18941-kernel-hardening=archiver.kernel.org@lists.openwall.com Received: (qmail 17466 invoked by uid 550); 9 Jun 2020 18:47:42 -0000 Mailing-List: contact kernel-hardening-help@lists.openwall.com; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-ID: Received: (qmail 17444 invoked from network); 9 Jun 2020 18:47:42 -0000 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=uJfu7VCoabwyy7XV4REVbfqvINHE8jJHSSQxXyuHXd8=; b=RRs1XpvKUrWcGC9rIH96xpb3pTK7Sz9Y478qOvPHNO4RLX043gSI9fVBKTbIjskAsD NYVbHiStuO9ZNyJZjm0N/3IRfTEgzEFthkAy/Nt63yzoJ0aFhLDWR5b0DOgY+O1mRVuG TpNIJcS9r6syyH23xPO0c25GxRl4Du26VqrsU= 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=uJfu7VCoabwyy7XV4REVbfqvINHE8jJHSSQxXyuHXd8=; b=iIkcNRPhCIiuoOr6WedQDdG8bvyoRjiJxxxzO/HQb4v2N7hySV/84BbTDq+AWx42fU i9bu/x74TwvvMBBhqQEScb47i+m8eMzhHThA9ZwIcWL2SNP/thMWpYUWb9OpB7XY8CSZ v8e7FQRazmcQqd1lKDRhOo5nlgGHFmSG8Sqr8zvQ09CaPJlaX75Vt7KHTcOI2ZG1lYo5 cVyllnvfnw0Jshn3h1iGN+WwcMVhFmctQwZG0Xtn0l0fwRq8GTJXC5rHvYCwUfPil4/C cbAbUS135f0aM7p+jBUKY+kUqQWvfZL0BQPlnoUvzCx6lqofMq1dSLC1Wx/i5g6SYw8R khJw== X-Gm-Message-State: AOAM532udDERFv5JV0WGOr+bewjz6LtaXRid9LxLEG7iqfQuNdHXY1aP UJXwh27WJ1F/25gwAbwonOduJg== X-Google-Smtp-Source: ABdhPJx/4VVBlneDG36Q/SLWPtFp+CtxwJnOIUCT1u2jRalyMTmf8uve0S/G2MJuu/H/na/+h9PhSA== X-Received: by 2002:a17:90a:30a5:: with SMTP id h34mr6603724pjb.36.1591728450330; Tue, 09 Jun 2020 11:47:30 -0700 (PDT) Date: Tue, 9 Jun 2020 11:47:28 -0700 From: Kees Cook To: Alexander Popov Cc: 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 3/5] gcc-plugins/stackleak: Add 'verbose' plugin parameter Message-ID: <202006091147.193047096C@keescook> References: <20200604134957.505389-1-alex.popov@linux.com> <20200604134957.505389-4-alex.popov@linux.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200604134957.505389-4-alex.popov@linux.com> On Thu, Jun 04, 2020 at 04:49:55PM +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 Acked-by: Kees Cook -- Kees Cook