Re: pv-grub guest booting fail with recent qemu-xen

From: Wei Liu <wei.liu2@citrix.com>
To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: wei.liu2@citrix.com,
	"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>,
	"stefano.stabellini@eu.citrix.com"
	<stefano.stabellini@eu.citrix.com>,
	"Hao, Xudong" <xudong.hao@intel.com>,
	samuel.thibault@ens-lyon.org
Subject: Re: pv-grub guest booting fail with recent qemu-xen
Date: Tue, 29 Mar 2016 17:58:03 +0100	[thread overview]
Message-ID: <20160329165803.GB1024@citrix.com> (raw)
In-Reply-To: <20160328132114.GD31349@char.us.oracle.com>

On Mon, Mar 28, 2016 at 09:21:14AM -0400, Konrad Rzeszutek Wilk wrote:
> On Mon, Mar 28, 2016 at 02:03:35AM +0000, Hao, Xudong wrote:
> > > -----Original Message-----
> > > From: Xen-devel [mailto:xen-devel-bounces@lists.xen.org] On Behalf Of Konrad
> > > Rzeszutek Wilk
> > > Sent: Saturday, March 26, 2016 2:58 AM
> > > To: Hao, Xudong <xudong.hao@intel.com>
> > > Cc: stefano.stabellini@eu.citrix.com; xen-devel@lists.xen.org
> > > Subject: Re: [Xen-devel] pv-grub guest booting fail with recent qemu-xen
> > > 
> > > On Wed, Mar 02, 2016 at 07:16:40AM +0000, Hao, Xudong wrote:
> > > > Hi,
> > > > For Xen upstream master branch with commit 1949868d, After updating qemu-
> > > xen version from fcf6ac57 to 2ce1d30e, booting a pv-grub guest will fail.
> 

pv-grub should be using qemu-traditional, not qemu-xen

The log message you posted in your original post doesn't seem to reveal
much.  Can you have a look at relevant QEMU logs under /var/log/xen?

> .. It was not clear to me - but did you do a git bisection?
> 
> > > > Attach the guest config file and Xen log.
> > > 
> > > Is this still an issue? I saw an MiniOS patch go by..
> > 
> > Which patch of miniOS? 
> > 
> > This issue still exist on Xen commit a6f2cdb6. I didn't see update in Confit.mk, the minios revision is still: 
> > MINIOS_UPSTREAM_REVISION ?= 89268f00b0b0215057cb74edd94e866536a02489
> 

That's the latest patch in mini-os tree. What else do you expect?

Wei.

> Cc-ing Wei.
> > 
> > > >
> > > >
> > > > Best Regards,
> > > > Xudong
> > > >
> > > 
> > > > (XEN) Bad console= option '115200'
> > > > (XEN) Bad console= option '8n1'
> > > 
> > > Also your options are incorrect.
> > 
> > It's serial console, what's the error?
> 
> 'Bad console= option' - as you can see above.
> > 
> > Thanks,
> > -Xudong
> > 

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