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From: Anthony Liguori <anthony@codemonkey.ws>
To: Avi Kivity <avi@redhat.com>
Cc: Luiz Capitulino <lcapitulino@redhat.com>,
	Alon Levy <alevy@redhat.com>, qemu-devel <qemu-devel@nongnu.org>,
	stefanha@linux.vnet.ibm.com, kraxel@redhat.com
Subject: Re: [Qemu-devel] Dropping the MONITOR_CMD_ASYNC
Date: Tue, 13 Dec 2011 07:36:55 -0600	[thread overview]
Message-ID: <4EE754F7.3030900@codemonkey.ws> (raw)
In-Reply-To: <4EE731B8.5000701@redhat.com>

On 12/13/2011 05:06 AM, Avi Kivity wrote:
> On 12/12/2011 06:26 PM, Anthony Liguori wrote:
>>
>> Nope, it has to be dropped.
>>
>> Commands using CMD_ASYNC may fail in arbitrary ways because of the way
>> error reporting is done.  This is an unfixable problem until we
>> eliminate all uses of qerror_report().
>>
>
> Why don't we eliminate all uses for qerror_report() then?  Breaking our
> interfaces instead seems like a horrible idea.

That's what Luiz is doing right now.

Regards,

Anthony Liguori

>
>> We need to take the hit here and force the command to always fail.
>> libvirt will need logic to use a different command with new versions.
>> If we coordinate this with the libvirt folks, we can make the
>> transition as smooth as possible.
>
> I thought we've outgrown this.  If we provide an interface, we should
> support it.
>

  reply	other threads:[~2011-12-13 13:37 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-08 19:45 [Qemu-devel] Dropping the MONITOR_CMD_ASYNC Luiz Capitulino
2011-12-11 10:29 ` Alon Levy
2011-12-12 10:18   ` Stefan Hajnoczi
2011-12-12 11:29     ` Gerd Hoffmann
2011-12-12 12:10       ` Stefan Hajnoczi
2011-12-12 12:39         ` Gerd Hoffmann
2011-12-12 15:23           ` Stefan Hajnoczi
2011-12-12 16:00             ` Alon Levy
2011-12-12 16:24               ` Anthony Liguori
2011-12-12 17:22                 ` Alon Levy
2011-12-12 17:53                   ` Anthony Liguori
2011-12-13  9:03                     ` Alon Levy
2011-12-13 13:34                       ` Anthony Liguori
2011-12-13 10:06                     ` Gerd Hoffmann
2011-12-12 16:23   ` Anthony Liguori
2011-12-12 15:50 ` Alon Levy
2011-12-12 16:08   ` Luiz Capitulino
2011-12-12 16:26     ` Anthony Liguori
2011-12-13 11:06       ` Avi Kivity
2011-12-13 13:36         ` Anthony Liguori [this message]
2011-12-13 14:47           ` Avi Kivity

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