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Re: [Xen-ia64-devel] Xen/IA64 Healthiness Report -Cset#11460

from [Isaku Yamahata] [Permanent Link][Original]
To: "Xu, Anthony" <anthony.xu@xxxxxxxxx>
Subject: Re: [Xen-ia64-devel] Xen/IA64 Healthiness Report -Cset#11460
From: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
Date: Fri, 22 Sep 2006 18:08:32 +0900
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On Fri, Sep 22, 2006 at 01:50:34PM +0800, Xu, Anthony wrote:
> 1) 2 cases failed because "can not allocate memory" issue.
> 
> This may be caused by failure of hypercall.
> Hypercal fails because this hypercall use pointer to pass parameter.
> But in XEN/IA64, copy_from/to_user don't guarantee to work.
> This is a big potential issue on XEN/IA64.
> In XEN/PPC, seems they use guest physical pointer to resolve this issue.
> 
> What's your opinion about this?

I think xencomm is the way to go.
If Tristan ceases pushing it,
we, VA Linux, are willing to take over it.
-- 
yamahata

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