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From: Pavel Machek <pavel@suse.cz>
To: Enrico Weigelt <weigelt@metux.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: block devices in userland
Date: Thu, 10 Jul 2008 20:24:18 +0200	[thread overview]
Message-ID: <20080710182417.GC13483@ucw.cz> (raw)
In-Reply-To: <20080705162902.GA26789@nibiru.local>

On Sat 2008-07-05 18:29:02, Enrico Weigelt wrote:
> * devzero@web.de <devzero@web.de> wrote:
> > >is there an API for writing block device drivers in userland ?
> > 
> > i don`t know if there is some in vanilla, but maybe dm-userspace is worth taking a look at ?
> > see http://wiki.xensource.com/xenwiki/DmUserspace
> 
> hmm, doesn't seem to be what I'm looking for - it just leaves the 
> mapping of virtual to physical blocks to userland. 
> 
> What I need is passing the whole read/write requests to some userland
> deamon - these blocks won't come from any (in-kernel) block device,
> but an totally different kind of storage (eg. venti).

nbd, but be careful about deadlocks.

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

  reply	other threads:[~2008-07-12  7:07 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-04 22:51 block devices in userland devzero
2008-07-05 16:29 ` Enrico Weigelt
2008-07-10 18:24   ` Pavel Machek [this message]
  -- strict thread matches above, loose matches on Subject: below --
2008-07-04 22:11 Enrico Weigelt

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