Re: [Qemu-devel] [PATCH 5/5] raw-posix: unmount CD-ROM filesystem via udisks

[Paolo Bonzini]

On 02/10/2012 01:51 PM, Markus Armbruster wrote:
> > We need to use O_EXCL in order to suppress event generation in the
> > kernel.  However, O_EXCL by definition fails when the CD-ROM drive
> > is mounted.  Automatically unmount it when it is passed through to
> > the guest.
>
> I'm not sure automatic unmount is worth the trouble, and I'm even less
> sure making the auto-unmount mandatory is a smart move.

Getting O_EXCL access is worth the trouble.  Everything else is just 
means to an end. :)

Paolo