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RE: [Xen-ia64-devel][PATCH 3/3]provide hypercall the samepathwithsyscall

from [Alex Williamson] [Permanent Link][Original]
To: "Xu, Anthony" <anthony.xu@xxxxxxxxx>
Subject: RE: [Xen-ia64-devel][PATCH 3/3]provide hypercall the samepathwithsyscall
From: Alex Williamson <alex.williamson@xxxxxx>
Date: Mon, 15 Jan 2007 21:35:46 -0700
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On Mon, 2007-01-15 at 12:28 +0800, Xu, Anthony wrote:
> Alex,
> 
> This patch fixed this issue.
> 
> Using the new hypercall path, scratch registers are not saved/restored.
> 
> So after returning from hypercall, r20 may contain garbage data,
> This triggerred General Exception.

   Thanks Anthony, I saw no further problems after applying this patch.
As you've probably seen, I applied all of your patches up to the
duplicate is_running_on_xen fix (which I plan to look at tomorrow).
Thanks,

        Alex

-- 
Alex Williamson                             HP Open Source & Linux Org.


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