Re: [Xen-devel] Prepping for GSOC 2014 [URGENT] - deadline Feb 14 2014

[Andrew Cooper <andrew.cooper3@xxxxxxxxxx>]

On 05/02/14 14:45, Ian Campbell wrote:
> On Wed, 2014-02-05 at 14:40 +0000, Andrew Cooper wrote:
>> On 05/02/14 14:09, Ian Campbell wrote:
>>> Andy:
>>>
>>>       * IOMMU control for SWIOTLB, to avoid dom0 copy of all >4K DMA
>>>         allocations
>>>
>>>         Sounds too hard for a GSoC to me. Would need fleshing out in any
>>>         case.
>> Malcolm made a prototype for this on the first day of the Hackathon.  It
>> can disappear.
> Removed.
>
>>>       * CPU/RAM/PCI diagram tool
>>>
>>>         Does this not already exist somewhere?
>> Not as far as I (or my ability to google) am aware.
>>
>> My furrowing into hwloc interacting with Xen and libxc is a start to all
>> of this, but it is still very much in my copious free time and there is
>> more than enough other work which could be done if someone were interested.
> OK, left in place.
>
> This could conceivably be done under another umbrella such as the Linux
> one too, since it seems generic.
>
> Ian.
>
>

For native Linux, hwloc kinda already does this already - certainly the
CPU and PCI bits.  Under Xen there are quite a few areas needing
improvement, which will require active development work.

~Andrew

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