linux-kernel - Re: [PATCH v6 2/5] net/handshake: Define handshake_req

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Message-ID: <4b5a6010-3404-43ab-8964-d704dbeac6d9@suse.de>
Date: Tue, 2 Dec 2025 16:34:18 +0100
From: Hannes Reinecke <hare@...e.de>
To: alistair23@...il.com, chuck.lever@...cle.com, hare@...nel.org,
 kernel-tls-handshake@...ts.linux.dev, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
 linux-nvme@...ts.infradead.org, linux-nfs@...r.kernel.org
Cc: kbusch@...nel.org, axboe@...nel.dk, hch@....de, sagi@...mberg.me,
 kch@...dia.com, Alistair Francis <alistair.francis@....com>
Subject: Re: [PATCH v6 2/5] net/handshake: Define handshake_req_keyupdate

On 12/2/25 02:34, alistair23@...il.com wrote:
> From: Alistair Francis <alistair.francis@....com>
> 
> Add a new handshake_req_keyupdate() function which is similar to the
> existing handshake_req_submit().
> 
> The new handshake_req_keyupdate() does not add the request to the hash
> table (unlike handshake_req_submit()) but instead uses the existing
> request from the initial handshake.
> 
> During the initial handshake handshake_req_submit() will add the request
> to the hash table. The request will not be removed from the hash table
> unless the socket is closed (reference count hits zero).
> 
> After the initial handshake handshake_req_keyupdate() can be used to re-use
> the existing request in the hash table to trigger a KeyUpdate with
> userspace.
> 
> Signed-off-by: Alistair Francis <alistair.francis@....com>
> ---
> v6:
>   - New patch
> 
>   net/handshake/handshake.h |  2 +
>   net/handshake/request.c   | 95 +++++++++++++++++++++++++++++++++++++++
>   2 files changed, 97 insertions(+)
> 
Reviewed-by: Hannes Reinecke <hare@...e.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                  Kernel Storage Architect
hare@...e.de                                +49 911 74053 688
SUSE Software Solutions GmbH, Frankenstr. 146, 90461 Nürnberg
HRB 36809 (AG Nürnberg), GF: I. Totev, A. McDonald, W. Knoblich