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Re: [Qemu-ppc] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken
From: |
Benjamin Herrenschmidt |
Subject: |
Re: [Qemu-ppc] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken |
Date: |
Thu, 22 Sep 2016 16:07:21 +1000 |
On Thu, 2016-09-22 at 10:51 +0530, Bharata B Rao wrote:
> The flag values are expected to remain same for a machine version for
> the migration to succeed, but this expectation is broken now. Should
> we make the addition of these flags conditional on machine type
> version ?
> But these flags are part of POWER8 CPU definition which is common for
> both pseries and upcoming powernv.
Does this affect KVM ? (And if yes why on earth would KVM give a flying
f*** about the TCG instruction flags ?) ... If not, then I think we can
safely not care.
This migration business is making life really really really hard ...
Ben.
- [Qemu-ppc] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Bharata B Rao, 2016/09/22
- Re: [Qemu-ppc] [Qemu-devel] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, David Gibson, 2016/09/22
- Re: [Qemu-ppc] [Qemu-devel] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Bharata B Rao, 2016/09/22
- Re: [Qemu-ppc] [Qemu-devel] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Cédric Le Goater, 2016/09/22
- Re: [Qemu-ppc] [Qemu-devel] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Dr. David Alan Gilbert, 2016/09/22
- Re: [Qemu-ppc] [Qemu-devel] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Nikunj A Dadhania, 2016/09/22
- Re: [Qemu-ppc] [Qemu-devel] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Dr. David Alan Gilbert, 2016/09/22
- Re: [Qemu-ppc] [Qemu-devel] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Nikunj A Dadhania, 2016/09/22
Re: [Qemu-ppc] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken,
Benjamin Herrenschmidt <=
- Re: [Qemu-ppc] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Bharata B Rao, 2016/09/22
- Re: [Qemu-ppc] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Benjamin Herrenschmidt, 2016/09/22
- Re: [Qemu-ppc] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Nikunj A Dadhania, 2016/09/22
- Re: [Qemu-ppc] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Benjamin Herrenschmidt, 2016/09/22
- Re: [Qemu-ppc] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Paolo Bonzini, 2016/09/22
- Re: [Qemu-ppc] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Benjamin Herrenschmidt, 2016/09/22
- Re: [Qemu-ppc] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, David Gibson, 2016/09/22
- Re: [Qemu-ppc] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Nikunj A Dadhania, 2016/09/22
- Re: [Qemu-ppc] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Cédric Le Goater, 2016/09/22
- Re: [Qemu-ppc] pseries-2.6 migration from QEMU-2.6 to QEMU-2.7 broken, Benjamin Herrenschmidt, 2016/09/22