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Re: [Qemu-devel] [virtio-dev] Re: [v22 1/2] virtio-crypto: Add virtio cr

From: Longpeng (Mike)
Subject: Re: [Qemu-devel] [virtio-dev] Re: [v22 1/2] virtio-crypto: Add virtio crypto device specification
Date: Thu, 4 Jan 2018 16:55:32 +0800
User-agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:11.0) Gecko/20120327 Thunderbird/11.0.1

On 2018/1/4 4:43, Halil Pasic wrote:

> On 12/30/2017 08:57 AM, Longpeng (Mike) wrote:
>>> What you actually do is the following. You define a
>>> 'VIRTIO_CRYPTO_F_<SERVICE_NAME>_STATELESS_MODE feature bit is negotiated'
>>> (A) mode and a '... bit is not negotiated (B)' mode for each service. 
>>> In
>>> mode A the driver has to use type A sateful requests (to which you refer
>>> as session mode).  In mode B however the driver can use both stateless
>>> requests (to which you refer as stateless mode) and B type stateful
>>> requests (to which you also refer as session mode).
>> Sorry, I think the driver can use both in mode A and has to use stateful 
>> mode in
>> mode B.
> You are right I've mixed up A and B. I think you got my point despite
> of this slip up. 
> I'm on holiday this week. Will try to review v23 next week.

OK. Hoping you have a good holiday :)

> Regards,
> Halil
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