Date: Tue, 5 Oct 2010 14:15:50 -0400 From: Jung-uk Kim <jkim@FreeBSD.org> To: Juergen Lock <nox@jelal.kn-bremen.de> Cc: freebsd-xen@FreeBSD.org, freebsd-bugs@FreeBSD.org, linimon@FreeBSD.org, Yuriy Kohut <ykohut@onapp.com> Subject: Re: kern/148262: [xen] [panic] HYPERVISOR_update_va_mapping Message-ID: <201010051415.52662.jkim@FreeBSD.org> In-Reply-To: <201010021343.o92Dhw0p062168@triton8.kn-bremen.de> References: <201010021343.o92Dhw0p062168@triton8.kn-bremen.de>
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On Saturday 02 October 2010 09:43 am, Juergen Lock wrote: > [kern/149853 is a duplicate of this] > > I don't use xen myself here but I helped someone on irc > troubleshoot the same crash (before I saw these PRs), and found out > the reason it didn't happen on 8.0 is the x86bios code is new in > 8.1 and xen doesn't like this call in x86bios_map_mem(): > > x86bios_ivt = pmap_mapbios(X86BIOS_IVT_BASE, X86BIOS_IVT_SIZE); > > see: > > http://fxr.watson.org/fxr/source/compat/x86bios/x86bios.c?v=FREEBS >D8#L498 > > It seems the only consumers of x86bios are atkbd(4), dpms(4), and > vesa(4), and indeed removing atkbd(4) from the xen kernel got his > domU running. > > (And now that I just looked at /sys/i386/conf/XEN in svn I see this > was already fixed in r204157, it only never got MFCd.) Can you please revert r204157 and test -CURRENT? It shouldn't necessary because HEAD uses vm86 as a backend for i386 now. Thanks! Jung-uk Kim
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