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Re: [Xen-devel] Problem with (Mini-OS) page-table setup

from [Tim Deegan]

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To:	Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Subject:	Re: [Xen-devel] Problem with (Mini-OS) page-table setup
From:	Tim Deegan <Tim.Deegan@xxxxxxxxxxxxx>
Date:	Thu, 2 Aug 2007 10:19:49 +0100
Cc:	xen-devel@xxxxxxxxxxxxxxxxxxx, Livio Soares <livio@xxxxxxxxxxxxxxxx>
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At 06:57 +0100 on 02 Aug (1186037839), Keir Fraser wrote:
> On 1/8/07 22:17, "Livio Soares" <livio@xxxxxxxxxxxxxxxx> wrote:
> >   After an  unsuccessful mmu_update() call. This  is what I get  in the xen
> > console:
> > 
> > (XEN) /home/liviobs/xen-unstable.hg/xen/include/asm/mm.h:186:d43 Error pfn
> > 24000: rd=ffff8300cee12100, od=ffff8300ceef2100, caf=80000002,
> > taf=00000000e8000001
> > (XEN) mm.c:649:d43 Error getting mfn 24000 (pfn 2031c) from L1 entry
> > 0000000024000125 for dom43
> 
> The problem is that the given MFN (the one you are trying to map) does not
> belong to you. Add some extra tracing around mm.h:186 and find out the
> domain ids involved. This could be due perhaps to a bogus lookup in the p2m
> map?

Xen-unstable changeset 15675:bf85b467ee89 may affect this, if you're
using a 64-bit mini-os.

Cheers,

Tim.

-- 
Tim Deegan <Tim.Deegan@xxxxxxxxxxxxx>, XenSource UK Limited
Registered office c/o EC2Y 5EB, UK; company number 05334508

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