netdev - Re: [PATCH RFC 0/5] Support asynchronous crypto for IPsec GSO.

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Message-ID: <20171121104409.7m7xd7pp5chdy2dz@gauss3.secunet.de>
Date:   Tue, 21 Nov 2017 11:44:09 +0100
From:   Steffen Klassert <steffen.klassert@...unet.com>
To:     John Fastabend <john.fastabend@...il.com>
CC:     David Miller <davem@...emloft.net>, <netdev@...r.kernel.org>
Subject: Re: [PATCH RFC 0/5] Support asynchronous crypto for IPsec GSO.

On Mon, Nov 20, 2017 at 10:20:40AM -0800, John Fastabend wrote:
> On 11/20/2017 05:09 AM, David Miller wrote:
> > From: Steffen Klassert <steffen.klassert@...unet.com>
> > Date: Mon, 20 Nov 2017 08:37:47 +0100
> > 
> >> This patchset implements asynchronous crypto handling
> >> in the layer 2 TX path. With this we can allow IPsec
> >> ESP GSO for software crypto. This also merges the IPsec
> >> GSO and non-GSO paths to both use validate_xmit_xfrm().
> >  ...
> > 
> > Code looks generally fine to me.  Only thing of note is that this
> > adds a new dev_requeue_skb() call site and that might intersect with
> > John Fastabend's RFC work to make qdiscs lockless.
> 
> Right, fortunately it doesn't appear that the conflicts are too
> hard to resolve. It looks like sch_redirect_xmit() will need to be
> resolved with an additional check to test if the qdisc lock is
> needed.

Assuming you will submit your patchset directly after the merge
window, I'll wait until your patchset is merged and repost this
after resolving the conflict.