From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752629Ab2IJQd5 (ORCPT ); Mon, 10 Sep 2012 12:33:57 -0400 Received: from li9-11.members.linode.com ([67.18.176.11]:49878 "EHLO imap.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751272Ab2IJQd4 (ORCPT ); Mon, 10 Sep 2012 12:33:56 -0400 Date: Mon, 10 Sep 2012 12:33:45 -0400 From: "Theodore Ts'o" To: Matt Sealey Cc: Mike Thompson , Shawn Guo , Linux-Arm-Kernel , linux-ext4@vger.kernel.org, linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: Tracking down suspend/resume ext3/mmc issues on imx233 Message-ID: <20120910163345.GB3942@thunk.org> Mail-Followup-To: Theodore Ts'o , Matt Sealey , Mike Thompson , Shawn Guo , Linux-Arm-Kernel , linux-ext4@vger.kernel.org, linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org References: <20120907060552.GL26709@S2101-09.ap.freescale.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: tytso@thunk.org X-SA-Exim-Scanned: No (on imap.thunk.org); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 10, 2012 at 10:11:48AM -0500, Matt Sealey wrote: > Wouldn't it be better if the root filesystem was marked as > non-removable in the device tree - or in the case of a truly removable > card, just marked in the MMC subsystem - and the MMC subsystem skipped > the "it could be removed" for suspend/resume operations? I agree, this makes a lot of sense. If the root file system disappears, you're toasted either way, so it's fair to assume that the device on which the root file system is located should is non-removable. - Ted