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=-10.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham 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 8856DC43441 for ; Thu, 29 Nov 2018 18:02:22 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 594E721019 for ; Thu, 29 Nov 2018 18:02:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="F2TWr9VG" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 594E721019 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=5E57avEHbcufcDgDydZaX4nOTPnYYR3Vqou5EmqblqQ=; b=F2TWr9VGIFJYGb DxRWwsi1rXvPkUO2I4IT8Z0Ucd6OKKmLaPRMjeLHqdug0qcA8VH9EG06IIgw75hpiYrViLFtttezX xZWOVsnwR4n5bHQpnDlTdZFuDr8GFdAZ1h3SVe4TVeBVPDGN2btPLtQOfWEy4dFv8+W9KOB04OExg nx0FzM5HXEz08Ac84tqCqncH4qRMGL/MF1oFWwNb6JM1VYOUTbekFdBvpvObj1PEmL2A7Tm5pz0gh 4d+lUce/OrXu00Y17pTXKP1I2GLaX1jLG10rEm6slYStXvqn4Scr5EKV84ulHDxg7glWSZkMiOxla QuOyKp5QIPKGhyUxz0Ow==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gSQdm-0007B8-1g; Thu, 29 Nov 2018 18:02:18 +0000 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70] helo=foss.arm.com) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gSQcx-0006KU-HG for linux-arm-kernel@lists.infradead.org; Thu, 29 Nov 2018 18:01:35 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 05A901596; Thu, 29 Nov 2018 10:01:17 -0800 (PST) Received: from edgewater-inn.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.72.51.249]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id C61C53F575; Thu, 29 Nov 2018 10:01:16 -0800 (PST) Received: by edgewater-inn.cambridge.arm.com (Postfix, from userid 1000) id 4D6791AE0FD4; Thu, 29 Nov 2018 18:01:35 +0000 (GMT) Date: Thu, 29 Nov 2018 18:01:35 +0000 From: Will Deacon To: Andrey Konovalov Subject: Re: [PATCH v12 23/25] kasan, arm64: select HAVE_ARCH_KASAN_SW_TAGS Message-ID: <20181129180134.GA4318@arm.com> References: <996c9b3898bb3c5de977d00215ddc4bf8cf154c1.1543337629.git.andreyknvl@google.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <996c9b3898bb3c5de977d00215ddc4bf8cf154c1.1543337629.git.andreyknvl@google.com> User-Agent: Mutt/1.5.23 (2014-03-12) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181129_100128_664766_393DB826 X-CRM114-Status: GOOD ( 17.90 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Kate Stewart , linux-doc@vger.kernel.org, Catalin Marinas , Paul Lawrence , linux-mm@kvack.org, Alexander Potapenko , Chintan Pandya , Christoph Lameter , Ingo Molnar , Jacob Bramley , Ruben Ayrapetyan , Mark Brand , kasan-dev@googlegroups.com, linux-sparse@vger.kernel.org, Geert Uytterhoeven , linux-arm-kernel@lists.infradead.org, Andrey Ryabinin , Dave Martin , Evgeniy Stepanov , Vishwath Mohan , Arnd Bergmann , linux-kbuild@vger.kernel.org, Marc Zyngier , Ramana Radhakrishnan , Mike Rapoport , Dmitry Vyukov , Kostya Serebryany , Jann Horn , Ard Biesheuvel , Greg Kroah-Hartman , Nick Desaulniers , linux-kernel@vger.kernel.org, "Eric W . Biederman" , Lee Smith , Andrew Morton , "Kirill A . Shutemov" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Nov 27, 2018 at 05:55:41PM +0100, Andrey Konovalov wrote: > Now, that all the necessary infrastructure code has been introduced, > select HAVE_ARCH_KASAN_SW_TAGS for arm64 to enable software tag-based > KASAN mode. > > Signed-off-by: Andrey Konovalov > --- > arch/arm64/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig > index 787d7850e064..8b331dcfb48e 100644 > --- a/arch/arm64/Kconfig > +++ b/arch/arm64/Kconfig > @@ -111,6 +111,7 @@ config ARM64 > select HAVE_ARCH_JUMP_LABEL > select HAVE_ARCH_JUMP_LABEL_RELATIVE > select HAVE_ARCH_KASAN if !(ARM64_16K_PAGES && ARM64_VA_BITS_48) > + select HAVE_ARCH_KASAN_SW_TAGS if !(ARM64_16K_PAGES && ARM64_VA_BITS_48) Can you do if HAVE_ARCH_KASAN instead? Will _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel