From: "Chigurupati, Chaks" <chaks@wichorus.com>
To: Chris Wright <chrisw@sous-sol.org>
Cc: "kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: Is PCI pass-through possible with host+kvm on latest linux but guest on an older linux?
Date: Wed, 23 Feb 2011 12:41:09 -0600 [thread overview]
Message-ID: <C98A94B4.B5A8%chaks@wichorus.com> (raw)
In-Reply-To: <20110223183020.GA9869@sequoia.sous-sol.org>
Thanks Chris.
On 2/23/11 10:30 AM, "Chris Wright" <chrisw@sous-sol.org> wrote:
>* Chigurupati, Chaks (chaks@wichorus.com) wrote:
>> If my hardware is VT-d capable and the host is latest linux+kvm with all
>> the needed VT-d support but the guest is an older linux (say 2.6.27),
>>will
>> I be able to use PCI pass-through to hot-plug a PCI device from one
>>guest
>> to another guest? Any comments/thoughts are appreciated.
>
>The basic requirement in the guest to do what you describe is that
>it has hotplug capability and has the driver for the device you want
>to assign to it. All the rest of the requirements are on the host sw
>and hw (linux+kvm capable of device assignment, which latest should be,
>and hw VT-d or AMD IOMMU).
>
>thanks,
>-chris
>
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prev parent reply other threads:[~2011-02-23 18:41 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-23 7:15 Is PCI pass-through possible with host+kvm on latest linux but guest on an older linux? Chigurupati, Chaks
2011-02-23 18:30 ` Chris Wright
2011-02-23 18:41 ` Chigurupati, Chaks [this message]
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