From mboxrd@z Thu Jan  1 00:00:00 1970
From: Olaf Hering <olaf@aepfle.de>
Subject: Re: grant table errors with qemu-xen-traditional
Date: Wed, 20 Jun 2012 17:12:46 +0200
Message-ID: <20120620151246.GA18207@aepfle.de>
References: <20120620121539.GA18219@aepfle.de>
	<4FE1E823020000780008AD6B@nat28.tlf.novell.com>
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To: Jan Beulich <JBeulich@suse.com>
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On Wed, Jun 20, Jan Beulich wrote:

> >>> On 20.06.12 at 14:15, Olaf Hering <olaf@aepfle.de> wrote:
> 
> > I'm not sure if thats guest or host related, but current xen-unstable
> > with device_model_version="qemu-xen-traditional" fail to access the
> > block device properly, both PV and HVM are affected. The guest runs the
> > upcoming 12.2 kernel, which is based on forward ported xenlinux sources.
> > 
> > I added f7f8c33cd49885d69efc2e5f7f9a613d631762e2 to
> > qemu-xen-traditional, but that does not seem to help.
> > 
> > Any idea whats wrong?
> 
> Did you verify that the added code actually gets executed? The
> log messages provided suggest that the limit didn't really get
> raised from its default of 128.

The patch applied with fuzz, so patch decided to put the change into
blk_disconnect() instead of blk_alloc(). With a correctly refreshed
patch qemu-xen-traditional works again.

Olaf