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From: Anthony Liguori <anthony@codemonkey.ws>
To: Gerd Hoffmann <kraxel@redhat.com>
Cc: kvm@vger.kernel.org, "Richard W.M. Jones" <rjones@redhat.com>,
	Rusty Russell <rusty@rustcorp.com.au>,
	qemu-devel@nongnu.org, virtualization@lists.linux-foundation.org,
	Amit Shah <amit.shah@redhat.com>
Subject: Re: [Qemu-devel] Re: virtio-serial: An interface for host-guest	communication
Date: Mon, 10 Aug 2009 08:02:51 -0500	[thread overview]
Message-ID: <4A801A7B.1020208@codemonkey.ws> (raw)
In-Reply-To: <4A7FECCA.8080804@redhat.com>

Gerd Hoffmann wrote:
>
>> There are some other problems with usb too: It's not transparent to
>> users. Any hotplug event could alert users and that's not desired. It's
>> a system-only thing and should also remain that way.
>
> I think virtio-serial is the better way to handle vmchannel.  Unlike 
> usb virtio is designed to work nicely in a virtual environment.
>
> But vmchannel-over-usbserial should be easy too though in case some 
> guests lacks virtio backports or something.

I think you're missing my fundamental point.  Don't use the kernel as 
the guest interface.

Introduce a userspace daemon that exposes a domain socket.  Then we can 
have a proper protocol that uses reverse fqdns for identification.

We can do the backend over TCP/IP, usb, standard serial, etc.

Regards,

Anthony Liguori

  reply	other threads:[~2009-08-10 13:03 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-27 18:04 [Qemu-devel] virtio-serial: An interface for host-guest communication Amit Shah
2009-07-27 18:04 ` [Qemu-devel] [PATCH 1/1] virtio_serial: A char device for simple guest <-> host communication Amit Shah
2009-07-27 18:04   ` [Qemu-devel] [PATCH 1/3] virtio-serial: virtio device for simple host <-> guest communication Amit Shah
2009-07-27 18:04     ` [Qemu-devel] [PATCH 2/3] vnc: add a is_vnc_active() helper Amit Shah
2009-07-27 18:04       ` [Qemu-devel] [PATCH 3/3] virtio-serial: vnc: support for sending / receiving guest clipboard Amit Shah
2009-08-05  0:03   ` [Qemu-devel] Re: [PATCH 1/1] virtio_serial: A char device for simple guest <-> host communication Rusty Russell
2009-08-05  5:12     ` Amit Shah
2009-08-05  9:58     ` Amit Shah
2009-07-27 20:22 ` [Qemu-devel] Re: virtio-serial: An interface for host-guest communication Anthony Liguori
2009-07-27 20:32   ` Daniel P. Berrange
2009-07-27 20:37     ` Anthony Liguori
2009-07-27 20:46     ` Jamie Lokier
2009-07-27 23:44       ` Anthony Liguori
2009-07-28 10:36         ` Amit Shah
     [not found]           ` <4A6F0048.1000103@codemonkey.ws>
2009-07-29  7:44             ` Amit Shah
2009-07-29  7:48               ` Gleb Natapov
2009-08-05 18:00                 ` Jamie Lokier
     [not found]         ` <20090728140029.GA16067@amd.home.annexia.org>
2009-07-28 14:48           ` Anthony Liguori
2009-07-28 14:55             ` Richard W.M. Jones
2009-07-28 15:00               ` Anthony Liguori
2009-08-03 19:57           ` Anthony Liguori
2009-08-05 17:57             ` Jamie Lokier
2009-08-05 18:00               ` Anthony Liguori
2009-08-06 10:38                 ` Amit Shah
2009-08-06 13:29                   ` Anthony Liguori
2009-08-06 13:41                     ` Amit Shah
2009-08-06 13:58                       ` Anthony Liguori
2009-08-06 14:04                         ` Amit Shah
2009-08-06 17:37                           ` Jamie Lokier
2009-08-07  6:38                             ` Amit Shah
2009-08-07 14:14                               ` Anthony Liguori
2009-08-10  6:55                                 ` Amit Shah
2009-08-10  9:47                                   ` Gerd Hoffmann
2009-08-10 13:02                                     ` Anthony Liguori [this message]
2009-08-10 14:02                                       ` Gerd Hoffmann
2009-08-10 14:20                                         ` Anthony Liguori
2009-08-10 15:34                                           ` Gerd Hoffmann
2009-08-10 16:59                                             ` Anthony Liguori
2009-08-10 17:27                                               ` Anthony Liguori
2009-08-12 18:27                                               ` Paul Brook
2009-08-14  8:15                                               ` Amit Shah
2009-08-14 13:29                                                 ` Anthony Liguori
2009-08-14 13:41                                                   ` Amit Shah
2009-08-20 13:42                                                   ` Amit Shah
2009-08-20 14:25                                                     ` Daniel P. Berrange
2009-08-20 14:38                                                       ` Amit Shah
2009-08-20 14:42                                                         ` Amit Shah
2009-08-14 13:49                                                 ` Gerd Hoffmann
2009-08-14 16:25                                                   ` Anthony Liguori
2009-08-20  7:31                                                     ` Rusty Russell
2009-08-20  7:44                                                       ` Gerd Hoffmann
2009-08-20  7:55                                                         ` Amit Shah
2009-08-20 17:10                                                           ` Jamie Lokier
2009-08-25 12:43                                                         ` Rusty Russell
2009-08-25 13:00                                                           ` Gerd Hoffmann
2009-08-10 14:20                                         ` Anthony Liguori
2009-08-10 23:09                                     ` Rusty Russell
2009-08-11  0:16                                       ` Anthony Liguori
2009-08-10 14:27                                   ` Anthony Liguori
2009-08-10 15:57                                     ` Gerd Hoffmann
2009-08-06 10:35               ` Amit Shah
2009-08-05 18:32             ` Richard W.M. Jones

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