From: Avi Kivity <avi@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Paolo Bonzini <bonzini@gnu.org>,
qemu-devel <qemu-devel@nongnu.org>,
Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Subject: Re: [Qemu-devel] virtio scsi host draft specification, v2
Date: Wed, 01 Jun 2011 19:29:09 +0300 [thread overview]
Message-ID: <4DE668D5.7050600@redhat.com> (raw)
In-Reply-To: <4DE667DE.702@redhat.com>
On 06/01/2011 07:25 PM, Paolo Bonzini wrote:
> On 06/01/2011 03:46 PM, Avi Kivity wrote:
>>
>>> Virtqueues
>>> 0:control transmitq
>>> 1:control receiveq
>>> 2:requestq
>>>
>>
>> Shouldn't we plan multiqueue for this from day 1?
>
> How would you do multiqueue? Just provide N queues, and the device
> can place requests for any LUN on any queue?
Yes.
> If that's correct, it doesn't sound too hard to do, but also doesn't
> sound problematic to fit it later. So I'm quite ambivalent
Since it's easy, why not? Reducing feature bit proliferation means
easier testing.
>>
>> flags? room for growth?
>
> Feature bits can be used to negotiate the exact format of the request.
> I don't expect many changes, since we're closely mimicking the SCSI
> requests.
Ok. If we're following a standard we should be safe.
--
error compiling committee.c: too many arguments to function
prev parent reply other threads:[~2011-06-01 20:56 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-20 8:21 [Qemu-devel] virtio scsi host draft specification, v2 Paolo Bonzini
2011-05-28 19:33 ` Stefan Hajnoczi
2011-05-30 9:22 ` Paolo Bonzini
2011-06-01 4:44 ` Stefan Hajnoczi
2011-06-01 8:49 ` Michael S. Tsirkin
2011-06-01 11:59 ` Paolo Bonzini
2011-06-01 12:51 ` Michael S. Tsirkin
2011-06-01 13:31 ` Paolo Bonzini
2011-06-01 14:36 ` Michael S. Tsirkin
2011-06-01 14:51 ` Avi Kivity
2011-06-02 10:42 ` Michael S. Tsirkin
2011-06-02 11:42 ` Avi Kivity
2011-06-02 11:56 ` Michael S. Tsirkin
2011-06-02 12:18 ` Avi Kivity
2011-06-01 15:59 ` Paolo Bonzini
2011-06-02 11:41 ` Michael S. Tsirkin
2011-06-02 12:02 ` Paolo Bonzini
2011-06-02 12:54 ` Michael S. Tsirkin
2011-06-01 13:46 ` Avi Kivity
2011-06-01 16:25 ` Paolo Bonzini
2011-06-01 16:29 ` Avi Kivity [this message]
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