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=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,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 37355C433E9 for ; Thu, 28 Jan 2021 04:58:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E443564DE0 for ; Thu, 28 Jan 2021 04:58:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229606AbhA1E6D (ORCPT ); Wed, 27 Jan 2021 23:58:03 -0500 Received: from smtprelay0161.hostedemail.com ([216.40.44.161]:50834 "EHLO smtprelay.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S229545AbhA1E6D (ORCPT ); Wed, 27 Jan 2021 23:58:03 -0500 Received: from filter.hostedemail.com (clb03-v110.bra.tucows.net [216.40.38.60]) by smtprelay07.hostedemail.com (Postfix) with ESMTP id 54824181D341E; Thu, 28 Jan 2021 04:57:22 +0000 (UTC) X-Session-Marker: 6A6F6540706572636865732E636F6D X-HE-Tag: fan51_55072612759c X-Filterd-Recvd-Size: 2289 Received: from [192.168.1.159] (unknown [47.151.137.21]) (Authenticated sender: joe@perches.com) by omf20.hostedemail.com (Postfix) with ESMTPA; Thu, 28 Jan 2021 04:57:17 +0000 (UTC) Message-ID: Subject: Re: [PATCH v15 09/10] arm64: Call kmalloc() to allocate DTB buffer From: Joe Perches To: Thiago Jung Bauermann , Will Deacon Cc: Lakshmi Ramasubramanian , zohar@linux.ibm.com, robh@kernel.org, takahiro.akashi@linaro.org, gregkh@linuxfoundation.org, catalin.marinas@arm.com, mpe@ellerman.id.au, james.morse@arm.com, sashal@kernel.org, benh@kernel.crashing.org, paulus@samba.org, frowand.list@gmail.com, vincenzo.frascino@arm.com, mark.rutland@arm.com, dmitry.kasatkin@gmail.com, jmorris@namei.org, serge@hallyn.com, pasha.tatashin@soleen.com, allison@lohutok.net, masahiroy@kernel.org, bhsharma@redhat.com, mbrugger@suse.com, hsinyi@chromium.org, tao.li@vivo.com, christophe.leroy@c-s.fr, prsriva@linux.microsoft.com, balajib@linux.microsoft.com, linux-integrity@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Date: Wed, 27 Jan 2021 20:57:16 -0800 In-Reply-To: <871re5soof.fsf@manicouagan.localdomain> References: <20210115173017.30617-1-nramas@linux.microsoft.com> <20210115173017.30617-10-nramas@linux.microsoft.com> <20210127165208.GA358@willie-the-truck> <20210127184319.GA676@willie-the-truck> <871re5soof.fsf@manicouagan.localdomain> Content-Type: text/plain; charset="ISO-8859-1" User-Agent: Evolution 3.38.1-1 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-integrity@vger.kernel.org On Thu, 2021-01-28 at 00:52 -0300, Thiago Jung Bauermann wrote: > The problem is that this patch implements only part of the suggestion, > which isn't useful in itself. So the patch series should either drop > this patch or consolidate the FDT allocation between the arches. > > I just tested on powernv and pseries platforms and powerpc can use > vmalloc for the FDT buffer. Perhaps more sensible to use kvmalloc/kvfree.