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[Xen-ia64-devel] RE: [PATCH 0/5] fix fpswa and related issues.

To: Alex Williamson <alex.williamson@xxxxxx>, Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
Subject: [Xen-ia64-devel] RE: [PATCH 0/5] fix fpswa and related issues.
From: "Zhang, Xiantao" <xiantao.zhang@xxxxxxxxx>
Date: Wed, 10 Dec 2008 10:51:05 +0800
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Thread-topic: [PATCH 0/5] fix fpswa and related issues.
Alex Williamson wrote:
> On Tue, 2008-12-09 at 18:29 +0900, Isaku Yamahata wrote:
>> Hi. This patch series addresses the bug reported as
>> http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1392
>> Please test it.
>> 
>> It includes some clean ups and a reimplementation of fpswa hypercall.
>> When fp fault/trap occurs, xen vmm tries to get a bundle in question
>> from guest virtual address space. It sometimes fails because of
>> I/D tlb cache. In that case inject the fault/trap into a guest
>> and let a guest to call fpswa hypercall.
> 
> Hi Isaku,
> 
> I've been testing this for a few hours today (over 25k iterations) and
> it seems to fix the problem for me.  Thanks!

Hi, Alex
        Have you verified vmx domain as well ? 
Xiantao 


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