Re: [Qemu-devel] [PATCH v2] qom: Implement qom-get HMP command

["Dr. David Alan Gilbert" <dgilbert@redhat.com>]

* Markus Armbruster (armbru@redhat.com) wrote:
> "Dr. David Alan Gilbert (git)" <dgilbert@redhat.com> writes:
> 
> > From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
> >
> > This started off as Andreas Färber's implementation from
> > March 2015, but after feedback from Paolo morphed into
> > using the json output which handles structs reasonably.
> >
> > Use with qom-list to find the members of an object.
> >
> > (qemu) qom-get /backend/console[0]/device/vga.rom[0] size
> > 65536
> > (qemu) qom-get /machine smm
> > "auto"
> > (qemu) qom-get /machine rtc-time
> > {
> >     "tm_year": 116,
> >     "tm_sec": 0,
> >     "tm_hour": 9,
> >     "tm_min": 46,
> >     "tm_mon": 8,
> >     "tm_mday": 6
> > }
> > (qemu) qom-get /machine frob
> > Property '.frob' not found
> >
> > Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
> 
> Ignorant question: how does qom-set deal with structs?
> 
> I tried the obvious
> 
>     (qemu) qom-set /machine rtc-time abc
>     Insufficient permission to perform this operation

I don't think it does.

Dave

--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK