From: Christophe Varoqui <christophe.varoqui@free.fr>
To: device-mapper development <dm-devel@redhat.com>
Subject: Re: dm-multipath [PATCH] multipathd adding devices.
Date: Thu, 2 Mar 2006 16:41:07 +0100 [thread overview]
Message-ID: <20060302154107.GE14155@pundit> (raw)
In-Reply-To: <20060302110931.GB14155@pundit>
On Thu, Mar 02, 2006 at 12:09:31PM +0100, Christophe Varoqui wrote:
> On Fri, Feb 24, 2006 at 08:33:29PM -0600, Benjamin Marzinski wrote:
> > The way multipathd currently works, if you add a map that isn't known to
> > device mapper from multipathd, the first time you run the command, it won't
> > add the map to the mpvec vector. With the attached patch, multipathd will
> > initialize the map and add it to the mpvec vector.
> >
> How does the current behaviour affects you ?
> Is this about races between DM and netlink events ?
>
To be more specific, I think the current code rely on the netlink "map add" event triggered by coalesce_paths() to feed the mpvec asynchronously.
... which seems ok to me, but I may miss a point.
Regards,
cvaroqui
next prev parent reply other threads:[~2006-03-02 15:41 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-02-25 2:33 dm-multipath [PATCH] multipathd adding devices Benjamin Marzinski
2006-03-02 11:09 ` Christophe Varoqui
2006-03-02 15:41 ` Christophe Varoqui [this message]
-- strict thread matches above, loose matches on Subject: below --
2006-03-02 16:28 egoggin
2006-03-02 16:38 ` Christophe Varoqui
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