From patchwork Wed Sep 5 01:34:53 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Horman X-Patchwork-Id: 1404801 Return-Path: X-Original-To: patchwork-linux-sh@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id 2B56ADF280 for ; Wed, 5 Sep 2012 01:35:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753077Ab2IEBfH (ORCPT ); Tue, 4 Sep 2012 21:35:07 -0400 Received: from kirsty.vergenet.net ([202.4.237.240]:57447 "EHLO kirsty.vergenet.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753062Ab2IEBfD (ORCPT ); Tue, 4 Sep 2012 21:35:03 -0400 Received: from ayumi.akashicho.tokyo.vergenet.net (p6117-ipbfp1901kobeminato.hyogo.ocn.ne.jp [114.172.117.117]) by kirsty.vergenet.net (Postfix) with ESMTP id 7C336266CEF; Wed, 5 Sep 2012 11:35:02 +1000 (EST) Received: by ayumi.akashicho.tokyo.vergenet.net (Postfix, from userid 7100) id 4A8BFEDE615; Wed, 5 Sep 2012 10:35:01 +0900 (JST) From: Simon Horman To: Arnd Bergmann , Olof Johansson Cc: linux-sh@vger.kernel.org, arm@kernel.org, linux-arm-kernel@lists.infradead.org, Magnus Damm , Paul Mundt , Kuninori Morimoto , Masahiro Nakai , Simon Horman Subject: [PATCH 3/3] ARM: shmobile: armadillo800eva: enable rw rootfs mount Date: Wed, 5 Sep 2012 10:34:53 +0900 Message-Id: <1346808893-14124-4-git-send-email-horms@verge.net.au> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1346808893-14124-1-git-send-email-horms@verge.net.au> References: <1346808893-14124-1-git-send-email-horms@verge.net.au> Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org From: Kuninori Morimoto armadillo800eva default boot loader is "hermit", and it's tag->u.core.flags has flag when kernel boots. Because of this, ${LINUX}/arch/arm/kernel/setup.c :: parse_tag_core() didn't remove MS_RDONLY flag from root_mountflags. Thus, the rootfs is mounted as "readonly". This patch adds "rw" kernel parameter, and enable read/write mounts for rootfs Cc: Masahiro Nakai Signed-off-by: Kuninori Morimoto Signed-off-by: Simon Horman --- arch/arm/configs/armadillo800eva_defconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/configs/armadillo800eva_defconfig b/arch/arm/configs/armadillo800eva_defconfig index 7d87184..90610c7 100644 --- a/arch/arm/configs/armadillo800eva_defconfig +++ b/arch/arm/configs/armadillo800eva_defconfig @@ -33,7 +33,7 @@ CONFIG_AEABI=y CONFIG_FORCE_MAX_ZONEORDER=13 CONFIG_ZBOOT_ROM_TEXT=0x0 CONFIG_ZBOOT_ROM_BSS=0x0 -CONFIG_CMDLINE="console=tty0 console=ttySC1,115200 earlyprintk=sh-sci.1,115200 ignore_loglevel root=/dev/nfs ip=dhcp nfsroot=,rsize=4096,wsize=4096" +CONFIG_CMDLINE="console=tty0 console=ttySC1,115200 earlyprintk=sh-sci.1,115200 ignore_loglevel root=/dev/nfs ip=dhcp nfsroot=,rsize=4096,wsize=4096 rw" CONFIG_CMDLINE_FORCE=y CONFIG_KEXEC=y CONFIG_VFP=y