From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Pittman Subject: Re: MD software RAID1 vs suspend-to-disk Date: Mon, 02 Mar 2009 13:23:11 +1100 Message-ID: <87ocwky86o.fsf@rimspace.net> References: <87d4d17hgh.fsf@rimspace.net> <49AB2B65.6070102@anonymous.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Sender: linux-raid-owner@vger.kernel.org To: linux-raid@vger.kernel.org List-Id: linux-raid.ids John Robinson writes: > On 01/03/2009 08:52, Daniel Pittman wrote: > >> I have a random desktop machine here, running Debian/sid with a 2.6.26 >> Debian kernel. It has a two disk software RAID1, and apparently passes >> through a suspend/resume cycle correctly, but... > > I'm not sure if this is the same suspend/resume - there are after all several > Googleable reasons why one might suspend or resume various things - but it > might be worth a look at NeilB's recent post of a patch to "hopefully enable > suspend/resume of md devices": > http://marc.info/?l=linux-raid&m=123440845819870&w=2 No, that appears to be about suspending and resuming access to the MD device while reconfiguring it; I don't /think/ that is accessed during a system-wide suspend/resume (aka hibernate, or s2disk) cycle. Certainly, it doesn't look like the path is invoked for that from my reading of the code. Regards, Daniel