Received: by 2002:a25:1985:0:0:0:0:0 with SMTP id 127csp949653ybz; Wed, 22 Apr 2020 10:47:09 -0700 (PDT) X-Google-Smtp-Source: APiQypL3Sa9QX84Vo3Qg8NNIq22VveR3HrQrYKMAjfTeVSYwQGarcnl4/OOY+LQAR3VXKronK9K2 X-Received: by 2002:a17:906:af6f:: with SMTP id os15mr27470589ejb.78.1587577629673; Wed, 22 Apr 2020 10:47:09 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1587577629; cv=none; d=google.com; s=arc-20160816; b=MUBtXES4k+YTT8O7vDln2iuZ5/nLcCBIXv3aE8mMq7FljWZOtOH82JH5O04S4Uqo/b iir/8ZblxjSqLEfGkFXrE2JWrxrI0SmL1RLbL+isQ/K9aT6Xpo+VAtCiKu7SyoVJhZgw rEpioNl/Bm8H22DhRXcbda3KNa4RAcpQDnXvEdDoPJpqMVKY2yl3RThoo7zblL+F/AP6 bR7Iv/7n+Tb/3gyK6jRPGR6qukulJk+IPkSL1dSnGCpsZ1sTs7NYPYxO1s33LbErr/r+ /IfKP+GP8p9CGwENuFqhEKrt8IqtA8rSQxtqhFUUyKsVjm7uAUwyNP2r20coSMECaEJ0 u/6w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:dkim-signature; bh=t06PEnAuK7PeRs92UnLjupgTbL/Vlzm5hzzD5NxRors=; b=enmtLLqw2c9oJ2WsiNI4lFtWi1nib5paOQdnNJYIVMmF6mJuId65MSPkjobarzU+4M aMbvoEnH6QbIFipwge626gH1OMbLgXkqpVPGmfFB+czGYrEXbSgQi0Vs/Un9+Lh6YRuW eysckwZPQ8SqrudvxlnT3O45mwuGG3Qngt50aeJ61RlbOqdvyGIUG3mxPwndR89PMzSC fz8XMD4lSTC/AOo2KtPp4RaaA6n/DjjdISRH1FQo9AwVz9yjQe4MfaSGyh8wWZSXvrUj +YZAozOyEOUac9EV3yjZR5sJj/SAhedog7qzrs2DDOnS6tP0ym66iMlahXA9nTslmzhA IhRQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=ElNvhNTf; 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=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id d17si3758865ejh.334.2020.04.22.10.46.47; Wed, 22 Apr 2020 10:47:09 -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=@kernel.org header.s=default header.b=ElNvhNTf; 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=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726758AbgDVRnf (ORCPT + 99 others); Wed, 22 Apr 2020 13:43:35 -0400 Received: from mail.kernel.org ([198.145.29.99]:49476 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726100AbgDVRne (ORCPT ); Wed, 22 Apr 2020 13:43:34 -0400 Received: from willie-the-truck (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DF5C02076E; Wed, 22 Apr 2020 17:43:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587577413; bh=GKVeRNovN7Obk0/QIZ5ZrkitdmSCkes/oP/yb8NxlYI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ElNvhNTfCskVw6AaK9v+WlfpKssxKenLa3m1DmDTw4TqDUbQh+iCxY1wYHWhNgrgU Vlx/Xx0LKMTw5ZJdupehMz598ahh2mcR867bVsF5vs6oio7Vyk36GE9ZV2ATk2O5s9 567isgI4CNdFQyeLZGcIBhgxm+6d9fUHAXgy6Go0= Date: Wed, 22 Apr 2020 18:43:26 +0100 From: Will Deacon To: Sami Tolvanen Cc: Catalin Marinas , James Morse , Steven Rostedt , Ard Biesheuvel , Mark Rutland , Masahiro Yamada , Michal Marek , Ingo Molnar , Peter Zijlstra , Juri Lelli , Vincent Guittot , Dave Martin , Kees Cook , Laura Abbott , Marc Zyngier , Masami Hiramatsu , Nick Desaulniers , Jann Horn , Miguel Ojeda , clang-built-linux@googlegroups.com, kernel-hardening@lists.openwall.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v12 02/12] scs: add accounting Message-ID: <20200422174326.GA3121@willie-the-truck> References: <20191018161033.261971-1-samitolvanen@google.com> <20200421021453.198187-1-samitolvanen@google.com> <20200421021453.198187-3-samitolvanen@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200421021453.198187-3-samitolvanen@google.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 20, 2020 at 07:14:43PM -0700, Sami Tolvanen wrote: > This change adds accounting for the memory allocated for shadow stacks. > > Signed-off-by: Sami Tolvanen > Reviewed-by: Kees Cook > --- > drivers/base/node.c | 6 ++++++ > fs/proc/meminfo.c | 4 ++++ > include/linux/mmzone.h | 3 +++ > kernel/scs.c | 16 ++++++++++++++++ > mm/page_alloc.c | 6 ++++++ > mm/vmstat.c | 3 +++ > 6 files changed, 38 insertions(+) Acked-by: Will Deacon Thanks! Will