qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: Amit Shah <amit.shah@redhat.com>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: Rusty Russell <rusty@rustcorp.com.au>,
	virtualization@lists.linux-foundation.org, qemu-devel@nongnu.org,
	kvm@vger.kernel.org, "Richard W.M. Jones" <rjones@redhat.com>
Subject: Re: [Qemu-devel] Re: virtio-serial: An interface for host-guest communication
Date: Thu, 6 Aug 2009 19:34:04 +0530	[thread overview]
Message-ID: <20090806140404.GA12083@amit-x200.redhat.com> (raw)
In-Reply-To: <4A7AE169.4000606@codemonkey.ws>

On (Thu) Aug 06 2009 [08:58:01], Anthony Liguori wrote:
> Amit Shah wrote:
>> On (Thu) Aug 06 2009 [08:29:40], Anthony Liguori wrote:
>>   
>>> Amit Shah wrote:
>>>     
>>>> Sure; but there's been no resistance from anyone from including the
>>>> virtio-serial device driver so maybe we don't need to discuss that.
>>>>         
>>> There certainly is from me.  The userspace interface is not 
>>> reasonable  for guest applications to use.
>>>     
>>
>> One example that would readily come to mind is dbus. A daemon running on
>> the guest that reads data off the port and interacts with the desktop by
>> appropriate dbus commands. All that's needed is a stream of bytes and
>> virtio-serial provides just that.
>>   
>
> dbus runs as an unprivileged user, how does dbus know which  
> virtio-serial port to open and who sets the permissions on that port?

The permission part can be handled by package maintainers and sysadmins
via udev policies.

So all data destined for dbus consumption gets to a daemon and that
daemon then sends it over to dbus.

		Amit

  reply	other threads:[~2009-08-06 14:04 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 [this message]
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
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

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20090806140404.GA12083@amit-x200.redhat.com \
    --to=amit.shah@redhat.com \
    --cc=anthony@codemonkey.ws \
    --cc=kvm@vger.kernel.org \
    --cc=qemu-devel@nongnu.org \
    --cc=rjones@redhat.com \
    --cc=rusty@rustcorp.com.au \
    --cc=virtualization@lists.linux-foundation.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).