Received: by 2002:ac0:a591:0:0:0:0:0 with SMTP id m17-v6csp1931575imm; Fri, 6 Jul 2018 08:57:18 -0700 (PDT) X-Google-Smtp-Source: AAOMgpfK8BldDWh01e9288bh4AhKSwlWGgwiHOG6l6iUa6xamekSc1OJlyQLVVS3ra6RxIEp4U/y X-Received: by 2002:a63:6a45:: with SMTP id f66-v6mr9673450pgc.81.1530892638700; Fri, 06 Jul 2018 08:57:18 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1530892638; cv=none; d=google.com; s=arc-20160816; b=YV/o5JhxZbusHtMYANxRvIfC8yVXgwy45yNqX7im1KW3W8BdPdGgZWJ6v3g1kIVqyk hDyRbv9D5tYhjQiOZtw8pa8nlOzmb8QyYVaq50vgQvRLcOYlbSfIVy1VamYqk9AtIT9T j7m2Fn36JEMYbmRNkDYX2if5AqeCv23Lv+RT80MbYvbOv0ecUht03eX6EVQJHnTg9pHK y2gJcPwQbVCyt94swDmaLIsePID4TumLQnyu3bgE4j6RYOp3x1w38B4icZ5Ve0tLHjOi TMU2A297Pnz/mlt2wrqbEROC6sFbXFXv718fMnbnZBVOxZUw6Lk/+ie6zAGmYH++kZOI Hc9A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:date:subject:cc:to:from :dkim-signature:arc-authentication-results; bh=Ngay7KDPC4lD92hMIi5Dbefg5l9xt53dHDesoeDvFLY=; b=nFH4bnscVgfGpsvf8GPSByQXgB+vBFLmc697P5Omf/4Xw2sdyjoD+6SixE0kjE0FZv czmhcbHYFiQ41ln3ZDnoH8vxh24cNPMBTwli6nguBQPJoGjU2Qq1NXyZAiKh1b2125md y2VVqP1Xpp98dP0Any3o7TK0m7NOhjCL0r9CW2YBf5hocJBo+mklrrVgf/FTZYKVdLkf IR1dF8vMGJ6QtbvH3MkgMrVdFqjg9sWHdrRMVcbAekVwIYQtOJD5pyUY4rwHW2nwsbMD kgC4ibdyhbd1RDDhMhU8EkbKW+SgjPnOAD+3qCyCOTYGNTrQRHIHgX8r7JIeZusW6fAB 6Otw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@cisco.com header.s=iport header.b=FJTiOeCk; 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; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=cisco.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id z73-v6si7987110pgz.284.2018.07.06.08.57.04; Fri, 06 Jul 2018 08:57:18 -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; dkim=pass header.i=@cisco.com header.s=iport header.b=FJTiOeCk; 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; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=cisco.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933405AbeGFP4a (ORCPT + 99 others); Fri, 6 Jul 2018 11:56:30 -0400 Received: from rcdn-iport-5.cisco.com ([173.37.86.76]:1065 "EHLO rcdn-iport-5.cisco.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932944AbeGFP43 (ORCPT ); Fri, 6 Jul 2018 11:56:29 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cisco.com; i=@cisco.com; l=625; q=dns/txt; s=iport; t=1530892589; x=1532102189; h=from:to:cc:subject:date:message-id; bh=JNJmpL6/5U3ijWvhGmxn2uT8ExJBxBHHN1+cUnd73MU=; b=FJTiOeCkTe9HrQspx6Wk4/pEPjrZVDAjPS4t9+q5cX1ho3ydA7cIUtTe Sa+QOVp2Nq7n24PtY+vnHDDO/kyRBqHGJ8DEOOg7x5M7HUPg83gqd07/E jKG+6R7ZYA1tajI3rN7vv5nJcGICLXnU79lfmydjDpNCBeQm+C/fsOxXo 4=; X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: =?us-ascii?q?A0D+AADM+T5b/4wNJK1cGgEBAQEBAgE?= =?us-ascii?q?BAQEIAQEBAYNJgWEoi36MNZc3gXoLhGyCLyE0GAECAQECAQECbSiGNoE+ARK?= =?us-ascii?q?DIIF/AatAhFuDdIE6FIhZgVY/gQ+NXwKNPIwTCY8XC4EyjCUBkguBQTiBUjM?= =?us-ascii?q?aCBsVgySQck+PUgEB?= X-IronPort-AV: E=Sophos;i="5.51,316,1526342400"; d="scan'208";a="202127561" Received: from alln-core-7.cisco.com ([173.36.13.140]) by rcdn-iport-5.cisco.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 06 Jul 2018 15:56:28 +0000 Received: from sjc-ads-3734.cisco.com (sjc-ads-3734.cisco.com [171.68.250.181]) by alln-core-7.cisco.com (8.14.5/8.14.5) with ESMTP id w66FuSF7004832; Fri, 6 Jul 2018 15:56:28 GMT From: Nikunj Kela To: Catalin Marinas , Will Deacon Cc: xe-kernel@external.cisco.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] arm64: add ARM64-specific support for flatmem Date: Fri, 6 Jul 2018 08:56:27 -0700 Message-Id: <20180706155627.23937-1-nkela@cisco.com> X-Mailer: git-send-email 2.10.3.dirty X-Auto-Response-Suppress: DR, OOF, AutoReply Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 + config HAVE_ARCH_PFN_VALID def_bool ARCH_HAS_HOLES_MEMORYMODEL || !SPARSEMEM -- 2.10.3.dirty