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xen-devel
RE: [Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table
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To: |
"Keir Fraser" <keir.fraser@xxxxxxxxxxxxx>, "Ian Pratt" <Ian.Pratt@xxxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx> |
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Subject: |
RE: [Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table |
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From: |
"Han, Weidong" <weidong.han@xxxxxxxxx> |
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Date: |
Tue, 22 Apr 2008 20:31:58 +0800 |
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Cc: |
"Xu, Anthony" <anthony.xu@xxxxxxxxx>, "Kay, Allen M" <allen.m.kay@xxxxxxxxx> |
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Tue, 22 Apr 2008 05:42:02 -0700 |
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<C4339687.1FDDE%keir.fraser@xxxxxxxxxxxxx> |
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Thread-topic: |
[Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table |
Keir Fraser wrote:
> On 22/4/08 13:17, "Han, Weidong" <weidong.han@xxxxxxxxx> wrote:
>
>>> Are you saying that the VT-d 2MB page format is different from the
>>> EPT 2MB page format? Or that VTd does not support 2MB pages?
>>>
>>
>> Now VTd does not support 2MB pages.
>
> Then don't allow EPT 2MB mappings for domains which have passthru
> devices?
>
No, EPT is 2MB, VT-d page table is 4KB.
Randy (Weidong)
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- [Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table, Han, Weidong
- Re: [Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table, Keir Fraser
- RE: [Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table, Han, Weidong
- Re: [Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table, Keir Fraser
- RE: [Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table, Han, Weidong
- RE: [Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table, Ian Pratt
- RE: [Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table, Han, Weidong
- Re: [Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table, Keir Fraser
- RE: [Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table,
Han, Weidong <=
- RE: [Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table, Espen Skoglund
- RE: [Xen-devel] [PATCH] [VTD] Separate VT-d page table fromP2M table, Han, Weidong
- RE: [Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table, Li, Xin B
- Re: [Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table, Keir Fraser
- Re: [Xen-devel] [PATCH] [VTD] Separate VT-d page table from P2M table, Samuel Thibault
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