[Xen-ia64-devel] Re: [PATCH] Patch to make latest hg multi-domain back to work

[John Byrne <john.l.byrne@xxxxxx>]

Magenheimer, Dan (HP Labs Fort Collins) wrote:
> It appears that the patch below has created some instability
> in domain0.  I regularly see a crash now in domain0 when
> compiling linux.  I changed back to the old code and the
> crash seems to go away.  Since it is unpredictable, I
> changed back to the new code AND added printfs around
> the new code in vcpu_translate and domain0 fails immediately after
> the printf (but ONLY when it is called from ia64_do_page_fault...
> its OK when called from vcpu_tpa).
>
> The attached patch returns stability to the system.  It
> is definitely not a final patch (for example it's not
> SMP-safe), but I thought I would
> post it if anybody is trying to get some work done and
> domain0 keeps crashing intermittently.
>
> Kevin, John, I still haven't succesfully reproduced your
> multi-domain success, so please try this patch with
> the second domain.
>
> Thanks,
> Dan
Things aren't working well for me at all right now. If I start a guest, 
things hang up/reboot. Your patch, Kevin's patch, no patch. Something 
else is wrong somewhere.
John

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