From: Muli Ben-Yehuda <muli@il.ibm.com>
To: Avi Kivity <avi@qumranet.com>
Cc: "Yang, Sheng" <sheng.yang@intel.com>,
Ben-Ami Yassour1 <BENAMI@il.ibm.com>,
kvm@vger.kernel.org, amit.shah@qumranet.com,
weidong.han@intel.com, anthony@codemonkey.ws, "Kay,
Allen M" <allen.m.kay@intel.com>
Subject: Re: [PATCH] KVM: PCIPT: VT-d support
Date: Thu, 10 Jul 2008 19:00:47 +0300 [thread overview]
Message-ID: <20080710160047.GE7273@il.ibm.com> (raw)
In-Reply-To: <48762374.3000002@qumranet.com>
On Thu, Jul 10, 2008 at 05:57:56PM +0300, Avi Kivity wrote:
> It makes sense to initialize VT-d before. Since memslots can be
> created and destroyed dynamically, with the current implementation
> we can see
>
> create slot
> create slot
> init VT-d
> create slot
>
> which means we need to support both slot-creation-after-VT-d and
> init-VT-d-after-slot-creation. If we initialize VT-d up front, we
> only need to support (and test) one scenario.
Fair enough---we'll take a look at whether initializing VT-d first
introduces any complications other than hot-plug (see below).
> On the other hand, this means that you will not be able to assign
> devices unless you specified this when creating the VM; but I think
> this is fair.
It will be nice to support hot-plugged pass-through devices some time
in the future.
Cheers,
Muli
next prev parent reply other threads:[~2008-07-10 16:01 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-10 9:14 VT-d pci passthrough patches Ben-Ami Yassour
2008-07-10 9:14 ` [PATCH] VT-d : changes to support KVM Ben-Ami Yassour
2008-07-10 9:14 ` [PATCH] KVM: PCIPT: VT-d support Ben-Ami Yassour
2008-07-10 9:30 ` Yang, Sheng
2008-07-10 9:51 ` Ben-Ami Yassour
2008-07-10 10:07 ` Yang, Sheng
2008-07-10 14:41 ` Muli Ben-Yehuda
2008-07-10 14:57 ` Avi Kivity
2008-07-10 16:00 ` Muli Ben-Yehuda [this message]
2008-07-13 7:34 ` Avi Kivity
2008-07-14 7:49 ` Ben-Ami Yassour
2008-07-14 8:48 ` Avi Kivity
-- strict thread matches above, loose matches on Subject: below --
2008-07-06 10:52 VT-d pci passthrough patches Ben-Ami Yassour
2008-07-06 10:52 ` [PATCH] VT-d : changes to support KVM Ben-Ami Yassour
2008-07-06 10:52 ` [PATCH] KVM: PCIPT: VT-d support Ben-Ami Yassour
2008-07-09 15:49 ` Anthony Liguori
2008-07-10 9:19 ` Ben-Ami Yassour
2008-07-02 15:33 VT-d pci passthrough patches Ben-Ami Yassour
2008-07-02 15:33 ` [PATCH] VT-d : changes to support KVM Ben-Ami Yassour
2008-07-02 15:33 ` [PATCH] KVM: PCIPT: VT-d support Ben-Ami Yassour
2008-07-03 4:55 ` Han, Weidong
2008-07-06 11:15 ` Ben-Ami Yassour
[not found] ` <08DF4D958216244799FC84F3514D70F00181AB10@pdsmsx415.ccr.corp.intel.com>
2008-07-03 6:16 ` Han, Weidong
2008-07-03 11:33 ` Ben-Ami Yassour
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