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Re: [Qemu-devel] [PATCH v2] virtio: introduce `info virtio' hmp command
From: |
Kevin Wolf |
Subject: |
Re: [Qemu-devel] [PATCH v2] virtio: introduce `info virtio' hmp command |
Date: |
Thu, 28 Sep 2017 12:02:35 +0200 |
User-agent: |
Mutt/1.9.0 (2017-09-02) |
Am 28.09.2017 um 01:05 hat Jan Dakinevich geschrieben:
> > OK but if it's useful as an hmp command, why not as a qmp command?
>
> The command is designed for debugging and produces quite sightly output. For
> respective qmp command most of `info virtio' output would excessive and
> unneccesary.
The general policy is that HMP commands should only call QMP command
implementations internally rather than doing things themselves, to make
sure that a management tool can achieve everything the monitor provides
with QMP and doesn't have to fall back to parsing HMP output.
If we are certain that this feature is useless for automated use and
nobody will ever want to use it in scripts (sounds like a bold claim to
me), maybe an exception can be justified. I think this is up to the
monitor maintainers.
Kevin