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Re: [Qemu-devel] [PATCH v2] S390: Expose s390-specific CPU info


From: Viktor Mihajlovski
Subject: Re: [Qemu-devel] [PATCH v2] S390: Expose s390-specific CPU info
Date: Thu, 8 Feb 2018 18:07:31 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0

On 08.02.2018 17:43, Viktor Mihajlovski wrote:
> Presently s390x is the only architecture not exposing specific
> CPU information via QMP query-cpus. Upstream discussion has shown
> that it could make sense to report the architecture specific CPU
> state, e.g. to detect that a CPU has been stopped.
> 
> With this change the output of query-cpus will look like this on
> s390:
> 
>    [
>      {"arch": "s390", "current": true,
>       "props": {"core-id": 0}, "cpu-state": "operating", "CPU": 0,
>       "qom_path": "/machine/unattached/device[0]",
>       "halted": false, "thread_id": 63115},
>      {"arch": "s390", "current": false,
>       "props": {"core-id": 1}, "cpu-state": "stopped", "CPU": 1,
>       "qom_path": "/machine/unattached/device[1]",
>       "halted": true, "thread_id": 63116}
>    ]
> 
> Signed-off-by: Viktor Mihajlovski <address@hidden>
> ---
> 
> v1 -> v2:
>  - qapi-schema.json: fixed style issues, typos, improved enum naming
>  - hmp.c: added missing newline (printing cpu state)
> 
>  cpus.c                     |  6 ++++++
>  hmp.c                      |  4 ++++
>  hw/s390x/s390-virtio-ccw.c |  2 +-
>  qapi-schema.json           | 28 +++++++++++++++++++++++++++-
>  target/s390x/cpu.c         | 24 ++++++++++++------------
>  target/s390x/cpu.h         |  7 ++-----
>  target/s390x/kvm.c         |  8 ++++----
>  target/s390x/sigp.c        | 38 +++++++++++++++++++-------------------
>  8 files changed, 75 insertions(+), 42 deletions(-)
> 

sorry, forgot to cc the maintainers
[...]

-- 
Regards,
 Viktor Mihajlovski




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