From: Christoph Hellwig <hch@infradead.org>
To: Ian Campbell <Ian.Campbell@citrix.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
"jaxboe@fusionio.com" <jaxboe@fusionio.com>,
Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Christoph Hellwig <hch@infradead.org>,
"konrad@kernel.org" <konrad@kernel.org>
Subject: Re: Re: [PATCH v3] xen block backend.
Date: Thu, 21 Apr 2011 04:06:38 -0400 [thread overview]
Message-ID: <20110421080638.GA10630@infradead.org> (raw)
In-Reply-To: <1303373003.5997.337.camel@zakaz.uk.xensource.com>
On Thu, Apr 21, 2011 at 09:03:23AM +0100, Ian Campbell wrote:
> BTW about the only nice property blktap has as it currently stands over
> this plan is that it exports an actual block device from vhd, qcow etc
> files (in some sense blktap is a loopback driver for complex disk image
> file formats). It turns out to occasionally be quite useful to be able
> to mount such files, even on non-virtualisation systems (in its current
> incarnation blktap has no dependency on Xen).
You can already do that using qemu-nbd today. In most cases the image
format support in qemu is much better than in the various Xen trees
anyway, with vhd beeing the only one that looks potentially better in
Xen.
next prev parent reply other threads:[~2011-04-21 8:06 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-20 21:05 [PATCH v3] xen block backend Konrad Rzeszutek Wilk
2011-04-20 21:05 ` [PATCH] xen block backend driver Konrad Rzeszutek Wilk
2011-04-21 3:40 ` Christoph Hellwig
2011-04-21 19:03 ` [Xen-devel] " Daniel Stodden
2011-04-21 19:06 ` Christoph Hellwig
2011-04-21 19:14 ` [Xen-devel] " Daniel Stodden
2011-04-22 9:09 ` Christoph Hellwig
2011-05-02 19:08 ` [Xen-devel] Re: [PATCH] xen block backend driver. - proper flush/barrier/fua support missing Konrad Rzeszutek Wilk
2011-04-21 3:37 ` [PATCH v3] xen block backend Christoph Hellwig
2011-04-21 7:28 ` [Xen-devel] " Ian Campbell
2011-04-21 8:03 ` Ian Campbell
2011-04-21 8:06 ` Christoph Hellwig [this message]
2011-04-21 8:38 ` Ian Campbell
2011-04-21 8:04 ` [Xen-devel] " Christoph Hellwig
2011-04-27 22:06 ` Konrad Rzeszutek Wilk
2011-04-28 19:29 ` Pasi Kärkkäinen
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