Re: [Qemu-devel] block bug: tray status is not updated (and/or guest ignores it)

[Amit Shah]

On (Fri) 27 May 2011 [17:01:35], Amit Shah wrote:
> On (Thu) 26 May 2011 [15:29:29], Luiz Capitulino wrote:
> > 
> > I'm testing with qemu.git (HEAD aa29141d84d), procedure:
> > 
> > 1. Start a VM with:
> > 
> >  # qemu -hda disks/test.img -enable-kvm -m 1G -cdrom 
> > Fedora-14-x86_64-DVD.iso
> > 
> > 2. Then inside the guest run:
> > 
> >  # eject /dev/sr0 && mount /dev/sr0 /mnt
> > 
> > Results:
> > 
> >  Actual: The cdrom is successfully mounted
> >  Expected: The cdrom is not mounted (mount fails, medium not found)
> 
> Really?  That's what you expect? :-)
> 
> Where will the medium go?
> 
> What happens is mount auto-closes the tray and mounts whatever is
> there, which is the image you provided.  Works as expected, IMO.
> 
> Can you try this with a physical cdrom drive where the tray can be
> opened/closed by software commands?  It should give you a similar
> behaviour.

BTW in case mount doesn't auto-close the tray, it should fail with a
'tray open' message, not with a medium not found message.  I'm
checking the code to see what's happening in the meanwhile.

                Amit