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=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS 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 59DCBC43603 for ; Thu, 19 Dec 2019 11:29:28 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (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 0B77A21D7D for ; Thu, 19 Dec 2019 11:29:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=ellerman.id.au header.i=@ellerman.id.au header.b="P0pIMkw4" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0B77A21D7D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ellerman.id.au Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 47dqQs6qWZzDq69 for ; Thu, 19 Dec 2019 22:29:25 +1100 (AEDT) Received: from ozlabs.org (bilbo.ozlabs.org [IPv6:2401:3900:2:1::2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 47dqLS1l8lzDqp5 for ; Thu, 19 Dec 2019 22:25:36 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=ellerman.id.au Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=ellerman.id.au header.i=@ellerman.id.au header.b="P0pIMkw4"; dkim-atps=neutral Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 47dqLP6ntkz9sPn; Thu, 19 Dec 2019 22:25:33 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ellerman.id.au; s=201909; t=1576754734; bh=Zx5Yd53JL3kH4J/q4/1yt1DPvG/CjFpohvESNKMplWE=; h=From:To:Subject:In-Reply-To:References:Date:From; b=P0pIMkw4ErNb1nuX21DZj5B+bxMWXCI5nmpMnd5T6pbiUuAxWRe3O7aYGiY6JIHWI 6tKOYZBhSeKKirWC2ajlvKX8n1LklGqR3iEtRq/0czGjJPqibcwrb2HCaq/bJfHlQW joz438XnOFK6gVX3n/z5HJbu5x/xI6epfBhcV9zVSWTH6idQzG9F210BkUS6QdCYuI awM9SDsFVPT7frGLLHg40y4fFq+ze3zhybiXysOeieaka8bMOVc5xH7gaDcMVeatEI jH2+2xsu8mlfVjwjs/jy3HW60tJTnpLnEAELufqZjXp02xJHY8SFdXpJmz5rwaazsu wzDaeBRGKO6PQ== From: Michael Ellerman To: Daniel Axtens , Christophe Leroy , linux-kernel@vger.kernel.org, linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, kasan-dev@googlegroups.com, aneesh.kumar@linux.ibm.com, bsingharora@gmail.com Subject: Re: [PATCH v4 4/4] powerpc: Book3S 64-bit "heavyweight" KASAN support In-Reply-To: <87bls4tzjn.fsf@dja-thinkpad.axtens.net> References: <20191219003630.31288-1-dja@axtens.net> <20191219003630.31288-5-dja@axtens.net> <87bls4tzjn.fsf@dja-thinkpad.axtens.net> Date: Thu, 19 Dec 2019 22:25:32 +1100 Message-ID: <87fthgmuab.fsf@mpe.ellerman.id.au> MIME-Version: 1.0 Content-Type: text/plain X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Daniel Axtens writes: > Christophe Leroy writes: >> On 12/19/2019 12:36 AM, Daniel Axtens wrote: >>> KASAN support on Book3S is a bit tricky to get right: ... >>> diff --git a/arch/powerpc/include/asm/kasan.h b/arch/powerpc/include/asm/kasan.h >>> index 296e51c2f066..f18268cbdc33 100644 >>> --- a/arch/powerpc/include/asm/kasan.h >>> +++ b/arch/powerpc/include/asm/kasan.h >>> @@ -2,6 +2,9 @@ >>> #ifndef __ASM_KASAN_H >>> #define __ASM_KASAN_H >>> >>> +#include >>> +#include >> >> What do you need asm/pgtable.h for ? >> >> Build failure due to circular inclusion of asm/pgtable.h: > > I see there's a lot of ppc32 stuff, I clearly need to bite the bullet > and get a ppc32 toolchain so I can squash these without chewing up any > more of your time. I'll sort that out and send a new spin. I think you run Ubuntu, in which case it should just be: $ apt install gcc-powerpc-linux-gnu cheers