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From: Markus Armbruster <armbru@redhat.com>
References: <1473157086-12062-1-git-send-email-dgilbert@redhat.com>
Date: Tue, 13 Sep 2016 10:39:45 +0200
In-Reply-To: <1473157086-12062-1-git-send-email-dgilbert@redhat.com> (David
	Alan Gilbert's message of "Tue, 6 Sep 2016 11:18:06 +0100")
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Subject: Re: [Qemu-devel] [PATCH v2] qom: Implement qom-get HMP command
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To: "Dr. David Alan Gilbert (git)" <dgilbert@redhat.com>
Cc: qemu-devel@nongnu.org, lcapitulino@redhat.com, afaerber@suse.de, pbonzini@redhat.com, kwolf@redhat.com, arei.gonglei@huawei.com

"Dr. David Alan Gilbert (git)" <dgilbert@redhat.com> writes:

> From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
>
> This started off as Andreas F=C3=A4rber'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