netdev - Re: [PATCH 2/4] xfrm: Cache used outbound xfrm states at the policy.

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Message-ID: <20241007072623.1b7b24f9@kernel.org>
Date: Mon, 7 Oct 2024 07:26:23 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Steffen Klassert <steffen.klassert@...unet.com>
Cc: Tobias Brunner <tobias@...ongswan.org>, Antony Antony
 <antony.antony@...unet.com>, Daniel Xu <dxu@...uu.xyz>, Paul Wouters
 <paul@...ats.ca>, Simon Horman <horms@...nel.org>, Sabrina Dubroca
 <sd@...asysnail.net>, <netdev@...r.kernel.org>, <devel@...ux-ipsec.org>
Subject: Re: [PATCH 2/4] xfrm: Cache used outbound xfrm states at the
 policy.

On Mon, 7 Oct 2024 08:44:51 +0200 Steffen Klassert wrote:
> Now that we can have percpu xfrm states, the number of active
> states might increase. To get a better lookup performance,
> we cache the used xfrm states at the policy for outbound
> IPsec traffic.

missing kdoc here, FWIW:

include/net/xfrm.h:595: warning: Function parameter or struct member 'state_cache_list' not described in 'xfrm_policy'