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Re: [Xen-devel] [VTD][patch 0/5] HVM device assignment using vt-d
| To: | "Tian, Kevin" <kevin.tian@xxxxxxxxx>, Guy Zana <guy@xxxxxxxxxxxx>, "Kay, Allen M" <allen.m.kay@xxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [VTD][patch 0/5] HVM device assignment using vt-d |
| From: | Keir Fraser <Keir.Fraser@xxxxxxxxxxxx> |
| Date: | Sun, 03 Jun 2007 14:35:02 +0100 |
| Delivery-date: | Sun, 03 Jun 2007 06:30:56 -0700 |
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| Thread-topic: | [Xen-devel] [VTD][patch 0/5] HVM device assignment using vt-d |
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On 3/6/07 14:29, "Tian, Kevin" <kevin.tian@xxxxxxxxx> wrote: > Maybe better way is to use MSI instead and we may then avoid above irq share > issue from management tool side. For example, avoid > sharing devices with same irq among domains when MSI is not able to > use... Yes, any sharing of legacy INTx lines is inherently unrobust. There's not much we can do about that, but many devices, chipsets and OSes do support MSI these days. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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