From: Avi Kivity <avi@redhat.com>
To: Jamie Lokier <jamie@shareable.org>
Cc: Christoph Hellwig <hch@lst.de>,
qemu-devel <qemu-devel@nongnu.org>,
Juan Quintela <quintela@redhat.com>
Subject: Re: [Qemu-devel] Re: bs->enable_write_cache and the guest ABI
Date: Tue, 09 Mar 2010 11:56:03 +0200 [thread overview]
Message-ID: <4B961B33.1000909@redhat.com> (raw)
In-Reply-To: <20100308230022.GC16057@shareable.org>
On 03/09/2010 01:00 AM, Jamie Lokier wrote:
> Avi Kivity wrote:
>
>> I think we have to go with a qdev property as Christoph suggests. Then
>> it becomes the management's responsibility to set it right.
>>
> How can the management be expected to know or follow dynamically
> changing guest state? There guests which disable a drive's write
> cache in some application scripts, and others which enable it in boot
> scripts. That's not something management should be knowing about.
>
The flag indicates whether the drive has a write cache or not.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2010-03-09 9:56 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-07 14:42 [Qemu-devel] bs->enable_write_cache and the guest ABI Avi Kivity
2010-03-08 9:39 ` Christoph Hellwig
2010-03-08 9:45 ` Avi Kivity
2010-03-08 9:47 ` Jamie Lokier
2010-03-08 17:00 ` Christoph Hellwig
2010-03-08 22:55 ` Jamie Lokier
2010-03-08 10:29 ` [Qemu-devel] " Juan Quintela
2010-03-08 10:48 ` Avi Kivity
2010-03-08 12:46 ` Juan Quintela
2010-03-08 23:00 ` Jamie Lokier
2010-03-09 9:56 ` Avi Kivity [this message]
2010-03-09 19:26 ` Jamie Lokier
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