From: Gleb Natapov <gleb@redhat.com>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] mark nic as trusted
Date: Wed, 7 Jan 2009 18:50:50 +0200 [thread overview]
Message-ID: <20090107165050.GI3267@redhat.com> (raw)
In-Reply-To: <4964D98B.6030404@codemonkey.ws>
On Wed, Jan 07, 2009 at 10:34:19AM -0600, Anthony Liguori wrote:
> Gleb Natapov wrote:
>> This patch allows to mark specific nic as trusted by adding special
>> PCI capability. "Trusted" means that it is used for communication
>> between host and guest and no malicious entity can inject traffic
>> to the nic.
>>
>> Signed-off-by: Gleb Natapov <gleb@redhat.com>
>>
>
> What utility does this have? Does this make Windows happy in some
> special way?
>
That is for secure guest<->host communication over network. Guest has to
know somehow which link host uses for communication. If guest has no way
to know this, another computer on untrusted network can pretend it is real
host and "own" a guest.
--
Gleb.
next prev parent reply other threads:[~2009-01-07 16:49 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-07 14:26 [Qemu-devel] [PATCH] mark nic as trusted Gleb Natapov
2009-01-07 15:04 ` Mark McLoughlin
2009-01-07 15:19 ` Gleb Natapov
2009-01-07 15:41 ` Mark McLoughlin
2009-01-07 16:02 ` Gleb Natapov
2009-01-07 16:34 ` Anthony Liguori
2009-01-07 16:50 ` Gleb Natapov [this message]
2009-01-07 17:53 ` Anthony Liguori
2009-01-07 17:54 ` Anthony Liguori
2009-01-07 18:41 ` Gleb Natapov
2009-01-07 19:26 ` Anthony Liguori
2009-01-07 19:46 ` Gleb Natapov
2009-01-08 19:58 ` Anthony Liguori
2009-01-08 21:26 ` Gleb Natapov
2009-01-08 21:42 ` Anthony Liguori
2009-01-08 22:49 ` Jamie Lokier
2009-01-08 23:14 ` Dor Laor
2009-01-09 10:41 ` Daniel P. Berrange
2009-01-10 2:18 ` Jamie Lokier
2009-01-10 18:22 ` Anthony Liguori
2009-01-11 4:55 ` Jamie Lokier
2009-01-11 7:10 ` Blue Swirl
2009-01-11 14:08 ` Carl-Daniel Hailfinger
2009-01-11 15:07 ` Dor Laor
2009-01-11 15:34 ` Blue Swirl
2009-01-11 16:01 ` Dor Laor
2009-01-12 2:20 ` Jamie Lokier
2009-01-12 8:05 ` Gleb Natapov
2009-01-12 12:26 ` Dor Laor
2009-01-10 2:27 ` Jamie Lokier
2009-01-08 23:26 ` Anthony Liguori
2009-01-10 2:31 ` Jamie Lokier
2009-01-10 18:24 ` Anthony Liguori
2009-01-11 4:40 ` Jamie Lokier
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