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Re: [Xen-ia64-devel] Stability has improved but not yet perfect.

from [Tristan Gingold]

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Subject:	Re: [Xen-ia64-devel] Stability has improved but not yet perfect.
From:	Tristan Gingold <Tristan.Gingold@xxxxxxxx>
Date:	Thu, 4 May 2006 09:54:34 +0200
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Le Jeudi 04 Mai 2006 09:51, Tristan Gingold a écrit :
> Hi,
>
> thanks to Anthony's work, Xen/ia64 stability has improved.
> I was able to compile 265 kernels without any fault.  This was on a 4-cpus
> domU.
>
> Unfortunatly, the other domU (4 cpus, same work) has crashed...  The
> console is almost unreadable:
>
> psr : 0000001008026030 ifs :f10 : 10004822d76898efd045c f11 :
> 1003e0000000000000020 r1  : a000000100a4fc40 r2  : 8000000000000610 r3  :
> a000000100850960 r8  : 0000000000000000 r9  : f100000000000001 r10 
> [<a00000010062e420>] _spin_lock+0x40/0x60 sp=e00000000912fb30
> bsp=e0000000091 [<a000 [<a00000010006d580>] ia64_do_page_fault+0x840/0xbe0
> sp=e00000000912fd80 bsp=e000000009129100 [<a000000100070440>]
> xen_leave_kernel+0x0/0x3a0
>                                 sp=e00000000912fe30 bsp=e000000009129100
Sorry I miss one more message on the Xen console:
(XEN) vhpt_flush_address: region 7, spinning...

I don't understand why we prevent to flush within region 7.  I suppose checks 
had to be removed when VHPT was enabled for region 7.

Tristan.


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