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[23.128.96.18]) by mx.google.com with ESMTP id o18si2078654edq.530.2021.01.27.20.58.59; Wed, 27 Jan 2021 20:59:25 -0800 (PST) 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; 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229747AbhA1E6D (ORCPT + 99 others); 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-Spam-Summary: 2,0,0,,d41d8cd98f00b204,joe@perches.com,,RULES_HIT:41:355:379:599:966:988:989:1260:1261:1277:1311:1313:1314:1345:1359:1437:1515:1516:1518:1534:1538:1568:1593:1594:1711:1714:1730:1747:1777:1792:2196:2199:2393:2559:2562:2828:3138:3139:3140:3141:3142:3622:3865:3866:3867:3868:3870:3871:3874:4250:4321:4385:5007:6119:6120:6742:6743:7652:7807:7901:10004:10400:10848:11232:11658:11914:12297:12740:12760:12895:13019:13069:13311:13357:13439:14659:21080:21212:21627:30054:30091,0,RBL:none,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:,MSBL:0,DNSBL:none,Custom_rules:0:0:0,LFtime:1,LUA_SUMMARY:none 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-kernel@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.