[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH 3/6] qmp: Add "alias-of" field to query-cpu-defi
From: |
Eduardo Habkost |
Subject: |
Re: [Qemu-devel] [PATCH 3/6] qmp: Add "alias-of" field to query-cpu-definitions |
Date: |
Tue, 25 Jun 2019 15:00:19 -0300 |
On Tue, Jun 25, 2019 at 05:15:33PM +0100, Daniel P. Berrangé wrote:
> On Tue, Jun 25, 2019 at 02:00:05AM -0300, Eduardo Habkost wrote:
> > Management software will be expected to resolve CPU model name
> > aliases using the new field.
> >
> > Signed-off-by: Eduardo Habkost <address@hidden>
> > ---
> > Cc: Eric Blake <address@hidden>
> > Cc: Markus Armbruster <address@hidden>
> > ---
> > qapi/target.json | 9 ++++++++-
> > 1 file changed, 8 insertions(+), 1 deletion(-)
> >
> > diff --git a/qapi/target.json b/qapi/target.json
> > index 1d4d54b600..0197c7962c 100644
> > --- a/qapi/target.json
> > +++ b/qapi/target.json
> > @@ -475,6 +475,12 @@
> > # to introspect properties configurable using -cpu or -global.
> > # (since 2.9)
> > #
> > +# @alias-of: Name of CPU model this model is an alias for. The target of
> > the
> > +# CPU model alias may change depending on the machine type.
> > +# Management software is supposed to translate CPU model aliases
> > +# in the VM configuration, because aliases may stop being
> > +# migration-safe in the future (since 4.1)
> > +#
> > # @unavailable-features is a list of QOM property names that
> > # represent CPU model attributes that prevent the CPU from running.
> > # If the QOM property is read-only, that means there's no known
> > @@ -498,7 +504,8 @@
> > '*migration-safe': 'bool',
> > 'static': 'bool',
> > '*unavailable-features': [ 'str' ],
> > - 'typename': 'str' },
> > + 'typename': 'str',
> > + '*alias-of' : 'str' },
> > 'if': 'defined(TARGET_PPC) || defined(TARGET_ARM) ||
> > defined(TARGET_I386) || defined(TARGET_S390X) || defined(TARGET_MIPS)' }
>
> IIUC, this means that data for a "Haswell" CPU model will now report
> "alias-of": "Haswell-NNN" (for some arbitrary NNN which may change
> at will in any release).
That's correct.
--
Eduardo
- [Qemu-devel] [PATCH 0/6] x86 CPU model versioning, Eduardo Habkost, 2019/06/25
- [Qemu-devel] [PATCH 1/6] i386: Add x-force-features option for testing, Eduardo Habkost, 2019/06/25
- [Qemu-devel] [PATCH 2/6] i386: Remove unused host_cpudef variable, Eduardo Habkost, 2019/06/25
- [Qemu-devel] [PATCH 3/6] qmp: Add "alias-of" field to query-cpu-definitions, Eduardo Habkost, 2019/06/25
- [Qemu-devel] [PATCH 4/6] i386: Infrastructure for versioned CPU models, Eduardo Habkost, 2019/06/25
- Re: [Qemu-devel] [PATCH 4/6] i386: Infrastructure for versioned CPU models, Dr. David Alan Gilbert, 2019/06/25
- Re: [Qemu-devel] [PATCH 4/6] i386: Infrastructure for versioned CPU models, Eduardo Habkost, 2019/06/25
- Re: [Qemu-devel] [PATCH 4/6] i386: Infrastructure for versioned CPU models, Dr. David Alan Gilbert, 2019/06/25
- Re: [Qemu-devel] [PATCH 4/6] i386: Infrastructure for versioned CPU models, Eduardo Habkost, 2019/06/25
- Re: [Qemu-devel] [PATCH 4/6] i386: Infrastructure for versioned CPU models, Dr. David Alan Gilbert, 2019/06/25
- Re: [Qemu-devel] [PATCH 4/6] i386: Infrastructure for versioned CPU models, Eduardo Habkost, 2019/06/25
Re: [Qemu-devel] [PATCH 4/6] i386: Infrastructure for versioned CPU models, Daniel P . Berrangé, 2019/06/25
Re: [Qemu-devel] [PATCH 4/6] i386: Infrastructure for versioned CPU models, Daniel P . Berrangé, 2019/06/25