qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: Paolo Bonzini <pbonzini@redhat.com>
To: Markus Armbruster <armbru@redhat.com>
Cc: "Kevin Wolf" <kwolf@redhat.com>,
	"Stefan Hajnoczi" <stefanha@linux.vnet.ibm.com>,
	qemu-devel <qemu-devel@nongnu.org>,
	"Anthony Liguori" <anthony@codemonkey.ws>,
	"Andreas Färber" <afaerber@suse.de>
Subject: Re: [Qemu-devel] Semantics of DeviceState::realized and BlockDriverState
Date: Wed, 13 Jun 2012 14:55:53 +0200	[thread overview]
Message-ID: <4FD88DD9.8030501@redhat.com> (raw)
In-Reply-To: <m3vcivz82s.fsf@blackfin.pond.sub.org>

Il 13/06/2012 14:53, Markus Armbruster ha scritto:
>> > This behavior is necessary to allow overriding backing files.
> Could you explain why we need to override backing files between open and
> attach?

Open tells us that you need a backing file.

After attach, state should be finalized.

Hence, between open and attach is the only time when you can override
backing files.

> Can you give another example of something we need to be able to do
> between open and attach?

I can't think of anything.

Paolo

  reply	other threads:[~2012-06-13 12:56 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-06-11 22:05 [Qemu-devel] Semantics of DeviceState::realized and BlockDriverState Anthony Liguori
2012-06-12  0:29 ` Andreas Färber
2012-06-12  1:26   ` Anthony Liguori
2012-06-12  6:10 ` Paolo Bonzini
2012-06-12  8:07   ` Kevin Wolf
2012-06-12  8:02 ` Kevin Wolf
2012-06-13 12:53 ` Markus Armbruster
2012-06-13 12:55   ` Paolo Bonzini [this message]
2012-06-13 13:18   ` Anthony Liguori
2012-06-13 15:44   ` Kevin Wolf

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=4FD88DD9.8030501@redhat.com \
    --to=pbonzini@redhat.com \
    --cc=afaerber@suse.de \
    --cc=anthony@codemonkey.ws \
    --cc=armbru@redhat.com \
    --cc=kwolf@redhat.com \
    --cc=qemu-devel@nongnu.org \
    --cc=stefanha@linux.vnet.ibm.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).