From: Blaisorblade <blaisorblade@yahoo.it>
To: user-mode-linux-devel@lists.sourceforge.net
Cc: Alasdair G Kergon <agk@redhat.com>,
LKML <linux-kernel@vger.kernel.org>,
user-mode-linux-user@lists.sourceforge.net
Subject: Re: [uml-devel] Re: Writing on DM snapshots, and having no "mainstream" device (was: Re: Fw: [PATCH 1/7] Add dm-snapshot tutorial in Documentation)
Date: Mon, 26 Sep 2005 17:03:01 +0200 [thread overview]
Message-ID: <200509261703.01567.blaisorblade@yahoo.it> (raw)
In-Reply-To: <20050923211953.GG18976@agk.surrey.redhat.com>
On Friday 23 September 2005 23:19, Alasdair G Kergon wrote:
> On Fri, Sep 23, 2005 at 10:11:31PM +0200, Blaisorblade wrote:
> > you can create snapshots *WITHOUT* having a snapshot-origin device
> Checking the code, yes you're correct.
> When that LVM2 code was developed you'd get an oops but it's been fixed.
You also "fixed" my assertion that snapshot-origin "base device" (parameter
n.1) must be a DM device. Should I readd it too?
IIRC I checked the code and it looks up the first param as a DM device, even
because the list of snapshot is maintained for DM devices, not for general
block devices.
Right?
> Alasdair
--
Inform me of my mistakes, so I can keep imitating Homer Simpson's "Doh!".
Paolo Giarrusso, aka Blaisorblade (Skype ID "PaoloGiarrusso", ICQ 215621894)
http://www.user-mode-linux.org/~blaisorblade
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next prev parent reply other threads:[~2005-09-27 17:28 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20050920163433.6081be3b.akpm@osdl.org>
[not found] ` <20050921154846.GW18976@agk.surrey.redhat.com>
2005-09-23 20:11 ` [uml-devel] Writing on DM snapshots, and having no "mainstream" device (was: Re: Fw: [PATCH 1/7] Add dm-snapshot tutorial in Documentation) Blaisorblade
2005-09-23 21:19 ` [uml-devel] " Alasdair G Kergon
2005-09-26 15:03 ` Blaisorblade [this message]
2005-09-27 18:34 ` Alasdair G Kergon
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