Received: by 2002:ac0:a591:0:0:0:0:0 with SMTP id m17-v6csp1936703imm; Fri, 6 Jul 2018 09:01:54 -0700 (PDT) X-Google-Smtp-Source: AAOMgpdr3N8GOebg2C3I3ZK20QPK4lF8BacR5mOhHGnkBcYQSF2g/aRm+TCVXLkJqC+7aaW078rz X-Received: by 2002:a63:a1a:: with SMTP id 26-v6mr9976618pgk.221.1530892914036; Fri, 06 Jul 2018 09:01:54 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1530892914; cv=none; d=google.com; s=arc-20160816; b=gFtUMHjclc+Vkk81AOflAbeN1svmz7Dbitw9BrpqJNrnbzYVQHXkREIcJ4kWK+5FJJ vnRkrNLYdKLgVEAdLmnmXeiCtgh6MgoBnoHpxetPH1Im6jl81qGxctn+77JvQa5horP5 r0cNMmp2bAZMVlmCkiPGzDbnw91yfuCXNxxLPS9F5T6+G4NdqBhCJfJcNK6RjX4W0gjA 7/T/6H4oVXQZXukizj+cd7SzPUMlgNGyy2ZXwe8h3qjAENgtUQxLNahKdSL0qCAS8I9l Tc7evUr6kMuTaBEWB+LXSjeb6JAhoig9yabjULFtL0fRw76x815Zj9ApY6kRhslAjkuN HKbQ== 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:arc-authentication-results; bh=q9sRmlWznbTs2u4PaS5cJHqSujhQTAUQoqyqLHvTqA8=; b=fPlxtMP96Qnkz5F38OfwePbBvh2oNrFsJkeDLKtz3f2dktDktxrCD0tkoPkhmgZarR o37v1Q++YARgQndAiy4zZ0UGhPRzc3xFE3uUK8inEGe8FI2Sdl3nWgZXa7JUUtxDr7AS CrtbKWHKsImjqYanF2TNqgzIUFlXegAs6eKB3rklka0PMmnTXNQh4iKJbgQJg/Gvq8dv x02Xer8kvGfQ4qnWMM5Djhi1cNuLbfsx6irmw6RfDzxiNzlrr7ChBZSSpV427vjkYOc2 FphsdHdsRyUXFXKAKGBi2YFuVfXSkgbWuxmoPfS3gtaotm/nh0sMTANhJdpOr7m2UfwV afqA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id a24-v6si7725033pgv.527.2018.07.06.09.01.38; Fri, 06 Jul 2018 09:01:54 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933419AbeGFQAK (ORCPT + 99 others); Fri, 6 Jul 2018 12:00:10 -0400 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:39436 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932851AbeGFQAJ (ORCPT ); Fri, 6 Jul 2018 12:00:09 -0400 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 6C9EC18A; Fri, 6 Jul 2018 09:00:09 -0700 (PDT) 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 3D8043F2EA; Fri, 6 Jul 2018 09:00:09 -0700 (PDT) Received: by edgewater-inn.cambridge.arm.com (Postfix, from userid 1000) id C75A11AE3105; Fri, 6 Jul 2018 17:00:49 +0100 (BST) Date: Fri, 6 Jul 2018 17:00:49 +0100 From: Will Deacon To: Nikunj Kela Cc: Catalin Marinas , xe-kernel@external.cisco.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] arm64: add ARM64-specific support for flatmem Message-ID: <20180706160049.GA27483@arm.com> References: <20180706155627.23937-1-nkela@cisco.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180706155627.23937-1-nkela@cisco.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Please write a commit message for your patch. On Fri, Jul 06, 2018 at 08:56:27AM -0700, Nikunj Kela wrote: > Cc: xe-kernel@external.cisco.com > Cc: Nikunj Kela > Signed-off-by: Nikunj Kela > --- > arch/arm64/Kconfig | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig > index 42c090c..5e791f0 100644 > --- a/arch/arm64/Kconfig > +++ b/arch/arm64/Kconfig > @@ -775,6 +775,10 @@ config ARCH_SPARSEMEM_DEFAULT > config ARCH_SELECT_MEMORY_MODEL > def_bool ARCH_SPARSEMEM_ENABLE > > +config ARCH_FLATMEM_ENABLE > + def_bool y > + depends on ARM64 && !NUMA We don't need ARM64 here. I'm also not sure about the def_bool y, this seems like a pretty niche thing to enable. Will