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Date: Tue, 7 Jul 2015 15:40:57 +0200
From: Kevin Wolf <kwolf@redhat.com>
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Subject: Re: [Qemu-devel] [PULL for-2.4 3/7] block/nfs: add support for
 setting debug level
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To: Stefan Hajnoczi <stefanha@gmail.com>
Cc: Peter Maydell <peter.maydell@linaro.org>, Peter Lieven <pl@kamp.de>, qemu-devel <qemu-devel@nongnu.org>, Stefan Hajnoczi <stefanha@redhat.com>, mreitz@redhat.com

Am 07.07.2015 um 15:13 hat Stefan Hajnoczi geschrieben:
> On Tue, Jul 7, 2015 at 1:50 PM, Peter Lieven <pl@kamp.de> wrote:
> > Am 07.07.2015 um 14:08 schrieb Stefan Hajnoczi:
> >>
> >> From: Peter Lieven <pl@kamp.de>
> >>
> >> upcoming libnfs versions will support logging debug messages. Add
> >> support for it in qemu through a per-drive option.
> >>
> >> Examples:
> >>   qemu -drive if=virtio,file=nfs://...,file.debug=2
> >>   qemu-img create -o debug=2 nfs://... 10G
> >>
> >> Signed-off-by: Peter Lieven <pl@kamp.de>
> >> Reviewed-by: Fam Zheng <famz@redhat.com>
> >> Message-id: 1436251847-16875-1-git-send-email-pl@kamp.de
> >> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
> >
> >
> > Thanks for pulling this.
> >
> > Question: Is it possible to insert a CDROM other than with the 'change'
> > command?
> > The change command obviously does not support file.debug parameters...
> 
> Not that I'm aware of.
> 
> You may be able to hotplug SCSI CD-ROM drives, but that's not the same
> as ejecting/inserting CD-ROM media.
> 
> Sounds like an item for the block layer todo list:
> http://qemu-project.org/Features/Block/Todo

I think Max' media handling series might implement this or at least go a
step in that direction. CCing Max.

Kevin