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From: Paolo Bonzini <pbonzini@redhat.com>
To: Kevin Wolf <kwolf@redhat.com>
Cc: marcandre.lureau@redhat.com,
	Eduardo Habkost <ehabkost@redhat.com>,
	Markus Armbruster <armbru@redhat.com>,
	qemu-block@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [PATCH 0/4] qemu-storage-daemon: QAPIfy --chardev the stupid way
Date: Wed, 28 Oct 2020 16:09:19 +0100	[thread overview]
Message-ID: <8103b738-aff7-fc50-67ac-59fd1262c06a@redhat.com> (raw)
In-Reply-To: <20201028145937.GB7355@merkur.fritz.box>

On 28/10/20 15:59, Kevin Wolf wrote:
>> Making more use of QOM will make this a non-problem.  You'll just use
>> object-add and -object and, when you figure out the QOM schema, it will
>> just work.
>
> Yes, but figuring out the QOM schema (or rather, what the interface
> represented by the schema should look like) is the hard part.

I don't disagree with that, but it's a problem you have to solve anyway,
isn't it?  Once you figure out how to introspect QOM classes, that would
apply just as well to character devices.

On the other hand, creating character devices with -object does solve
another problem, namely the distinction between "early" and "late"
objects in vl.c, in a way that QAPIfied -chardev doesn't solve.

Paolo



  reply	other threads:[~2020-10-28 15:11 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-26 10:10 [PATCH 0/4] qemu-storage-daemon: QAPIfy --chardev the stupid way Markus Armbruster
2020-10-26 10:10 ` [PATCH 1/4] char/stdio: Fix QMP default for 'signal' Markus Armbruster
2020-10-26 10:10 ` [PATCH 2/4] char: Factor out qemu_chr_print_types() Markus Armbruster
2020-10-26 10:10 ` [PATCH 3/4] char: Flat alternative to overly nested chardev-add arguments Markus Armbruster
2020-10-27 18:23   ` Eric Blake
2020-10-28  7:33     ` Markus Armbruster
2020-10-26 10:10 ` [PATCH 4/4] qemu-storage-daemon: QAPIfy --chardev Markus Armbruster
2020-10-27 18:59   ` Eric Blake
2020-10-28  7:42     ` Markus Armbruster
2020-10-28  9:18   ` Markus Armbruster
2020-10-27 18:36 ` [PATCH 0/4] qemu-storage-daemon: QAPIfy --chardev the stupid way Paolo Bonzini
2020-10-28  7:01   ` Markus Armbruster
2020-10-28 11:46     ` Kevin Wolf
2020-10-28 14:39       ` Paolo Bonzini
2020-10-28 14:59         ` Kevin Wolf
2020-10-28 15:09           ` Paolo Bonzini [this message]
2020-10-28 15:39             ` Kevin Wolf
2020-10-28 16:01               ` Paolo Bonzini

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