Re: [PATCH 0/5] Stop adding HMP-only commands, allow QMP for all

[Markus Armbruster]

Markus Armbruster <armbru@redhat.com> writes:

[...]

> Limitations:
>
> 1. If we convert a long-running HMP command to this technique, we print
>    its output only after it completed its work.  We also end up with a
>    long-running QMP command, which is bad, because it stops the main
>    loop and makes the QMP monitor unresponsive (except for OOB commands,
>    if the client is careful).  The former can be mitigated with
>    'coroutine': true.  The latter can't.
>
> 2. We can't prompt for input.
>
>    The only current use I can see is HMP "change vnc passwd" prompting
>    for a password.  Except you currently have to say "change vnc passwd
>    wtf" to get it to prompt (suspect logic error in commit cfb5387a1de).

Subject: [PATCH 1/2] hmp: Unbreak "change vnc"
Message-Id: <20210909081219.308065-2-armbru@redhat.com>

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