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Re: [Qemu-devel] [PATCH v3 0/2] Fix real mode guest live migration
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From: |
Paolo Bonzini |
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Subject: |
Re: [Qemu-devel] [PATCH v3 0/2] Fix real mode guest live migration |
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Date: |
Wed, 24 Jul 2013 14:55:54 +0200 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130625 Thunderbird/17.0.7 |
Il 22/07/2013 19:29, Orit Wasserman ha scritto:
> Older KVM versions save CS dpl value to an invalid value for real mode guests
> (0x3). This caused migration to fail from older KVM on host without
> unrestricted guest to hosts with restricted guest support with "kvm:
> unhandled exit 80000021".
> For example migration from a Penryn host (with kernel 2.6.32) to
> a Westmere host (for real mode guest)
>
> This series fixing it both in the destination and source QEMU.
>
> Changes from v2:
> Fix more typos
>
> Changes from v1:
> Fix typos and style
>
> Orit Wasserman (2):
> Fix real mode guest migration
> Fix real mode guest segments dpl value in savevm
>
> target-i386/machine.c | 36 ++++++++++++++++++++++++++++++++++++
> 1 file changed, 36 insertions(+)
>
Reviewed-by: Paolo Bonzini <address@hidden>