From: Gleb Natapov <gleb@redhat.com>
To: Stefan Berger <stefanb@linux.vnet.ibm.com>
Cc: Markus Armbruster <armbru@redhat.com>,
Anthony Liguori <aliguori@us.ibm.com>,
QEMU Developers <qemu-devel@nongnu.org>,
"Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [Qemu-devel] Design of the blobstore
Date: Thu, 15 Sep 2011 08:47:29 +0300 [thread overview]
Message-ID: <20110915054729.GV21417@redhat.com> (raw)
In-Reply-To: <4E70DEE8.8090908@linux.vnet.ibm.com>
On Wed, Sep 14, 2011 at 01:05:44PM -0400, Stefan Berger wrote:
> One property of the blobstore is that it has a certain required
> size for accommodating all blobs of device that want to store their
> blobs onto. The assumption is that the size of these blobs is know
> a-priori to the writer of the device code and all devices can
> register their space requirements with the blobstore during device
> initialization. Then gathering all the registered blobs' sizes plus
> knowing the overhead of the layout of the data on the disk lets QEMU
> calculate the total required (minimum) size that the image has to
> have to accommodate all blobs in a particular blobstore.
>
I do not see the point of having one blobstore for all devices. Each
should have its own. We will need permanent storage for UEFI firmware
too and creating new UEFI config for each machine configuration is not
the kind of usability we want to have.
--
Gleb.
next prev parent reply other threads:[~2011-09-15 5:47 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-14 17:05 [Qemu-devel] Design of the blobstore Stefan Berger
2011-09-14 17:40 ` Michael S. Tsirkin
2011-09-14 17:49 ` Stefan Berger
2011-09-14 17:56 ` Michael S. Tsirkin
2011-09-14 21:12 ` Stefan Berger
2011-09-15 6:57 ` Michael S. Tsirkin
2011-09-15 10:22 ` Stefan Berger
2011-09-15 10:51 ` Michael S. Tsirkin
2011-09-15 10:55 ` Stefan Berger
2011-09-15 5:47 ` Gleb Natapov [this message]
2011-09-15 10:18 ` Stefan Berger
2011-09-15 10:20 ` Gleb Natapov
2011-09-15 11:17 ` Stefan Hajnoczi
2011-09-15 11:35 ` Daniel P. Berrange
2011-09-15 11:40 ` Kevin Wolf
2011-09-15 11:58 ` Stefan Hajnoczi
2011-09-15 12:31 ` Michael S. Tsirkin
2011-09-16 8:46 ` Kevin Wolf
2011-09-15 14:19 ` Stefan Berger
2011-09-16 8:12 ` Kevin Wolf
2011-09-15 12:34 ` [Qemu-devel] Design of the blobstore [API of the NVRAM] Stefan Berger
2011-09-16 10:35 ` Stefan Hajnoczi
2011-09-16 11:36 ` Stefan Berger
2011-09-15 13:05 ` [Qemu-devel] Design of the blobstore Daniel P. Berrange
2011-09-15 13:13 ` Stefan Berger
2011-09-15 13:27 ` Daniel P. Berrange
2011-09-15 14:00 ` Stefan Berger
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