netdev - Re: [PATCH bpf-next v4 02/10] bpf: xfrm: Add bpf_xdp_get_xfrm

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Date: Thu, 7 Dec 2023 12:53:34 +0100
From: Steffen Klassert <steffen.klassert@...unet.com>
To: Daniel Xu <dxu@...uu.xyz>
CC: <ast@...nel.org>, <daniel@...earbox.net>, <davem@...emloft.net>, "Herbert
 Xu" <herbert@...dor.apana.org.au>, <pabeni@...hat.com>, <hawk@...nel.org>,
	<john.fastabend@...il.com>, <kuba@...nel.org>, <edumazet@...gle.com>,
	<antony.antony@...unet.com>, <alexei.starovoitov@...il.com>,
	<yonghong.song@...ux.dev>, <eddyz87@...il.com>, <netdev@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <bpf@...r.kernel.org>,
	<devel@...ux-ipsec.org>
Subject: Re: [PATCH bpf-next v4 02/10] bpf: xfrm: Add
 bpf_xdp_get_xfrm_state() kfunc

On Mon, Dec 04, 2023 at 01:56:22PM -0700, Daniel Xu wrote:
> This commit adds an unstable kfunc helper to access internal xfrm_state
> associated with an SA. This is intended to be used for the upcoming
> IPsec pcpu work to assign special pcpu SAs to a particular CPU. In other
> words: for custom software RSS.
> 
> That being said, the function that this kfunc wraps is fairly generic
> and used for a lot of xfrm tasks. I'm sure people will find uses
> elsewhere over time.
> 
> Co-developed-by: Antony Antony <antony.antony@...unet.com>
> Signed-off-by: Antony Antony <antony.antony@...unet.com>
> Signed-off-by: Daniel Xu <dxu@...uu.xyz>

Acked-by: Steffen Klassert <steffen.klassert@...unet.com>