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RE: [Xen-devel] [PATCH] xend: passthrough: also do_FLR when a device is

To: Simon Horman <horms@xxxxxxxxxxxx>
Subject: RE: [Xen-devel] [PATCH] xend: passthrough: also do_FLR when a device is assigned
From: "Cui, Dexuan" <dexuan.cui@xxxxxxxxx>
Date: Wed, 6 Jan 2010 14:48:33 +0800
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Cc: Keir Fraser <keir.fraser@xxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>
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Thread-topic: [Xen-devel] [PATCH] xend: passthrough: also do_FLR when a device is assigned
Simon Horman wrote:
>> BTW: actually I found the pci passthrough code in xend had become
>> very 
>> complex and hacky now... Things are easily broken when new changes
>> are 
>> made, e.g. Stefano added the pci passthrough support in the
>> stubdomain 
>> case and the code broke non-stubdomain case for weeks and the
>> msi-translate is still broken even till now.
> 
> Yes, I found that that too. It was very difficult for me to make
> changes too. 
> 
>> 
>> It would be really great somebody can help to re-organize/cleanup the
>> code some time. :-)
> 
> Is the ocaml replacement for xend still being worked on?
I know few about it.

> Refactoring the current (python) code is incredibly painful
> in my experience.
Agree.

Thanks
-- Dexuan
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