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Re: [Qemu-devel] Question about add AF_ALG backend for virtio-crypto

From: Daniel P. Berrange
Subject: Re: [Qemu-devel] Question about add AF_ALG backend for virtio-crypto
Date: Mon, 9 Jan 2017 16:25:04 +0000
User-agent: Mutt/1.7.1 (2016-10-04)

On Mon, Jan 09, 2017 at 01:43:10PM +0000, Stefan Hajnoczi wrote:
> On Mon, Jan 09, 2017 at 03:04:55PM +0800, Longpeng (Mike) wrote:
> > I'm one of Gonglei's virtio-crypto project members, and we plan to add a 
> > AF_ALG
> > backend for virtio-crypto(there's only builtin-backend currently).
> > 
> > I found that Catalin, Paolo and Stefan had discussed about this in 2015
> > (http://www.spinics.net/lists/kvm/msg115457.html), but it seems that Catalin
> > didn't do it, so I'm confuse about wether it is need to add a AF_ALG 
> > backend.
> > 
> > Do you have any suggestion? Thanks :)
> I have no objections to an AF_ALG backend in QEMU.

Rather than do another backend for virtio-crypto, IMHO, we should have
an AF_ALG impl of the crypto/ APIs. That way any potential performance
benefits will enhance our LUKS encryption code too.

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