netdev - Re: [PATCH net-next v2] xsk: skip validating skb list in xmit path

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAL+tcoByyPQX+L3bbAg1hC4YLbnuPrLKidgqKqbyoj0Sny7mxQ@mail.gmail.com>
Date: Thu, 17 Jul 2025 07:37:42 +0800
From: Jason Xing <kerneljasonxing@...il.com>
To: Jakub Kicinski <kuba@...nel.org>
Cc: davem@...emloft.net, edumazet@...gle.com, pabeni@...hat.com, 
	bjorn@...nel.org, magnus.karlsson@...el.com, maciej.fijalkowski@...el.com, 
	jonathan.lemon@...il.com, sdf@...ichev.me, ast@...nel.org, 
	daniel@...earbox.net, hawk@...nel.org, john.fastabend@...il.com, joe@...a.to, 
	willemdebruijn.kernel@...il.com, bpf@...r.kernel.org, netdev@...r.kernel.org, 
	Jason Xing <kernelxing@...cent.com>
Subject: Re: [PATCH net-next v2] xsk: skip validating skb list in xmit path

On Thu, Jul 17, 2025 at 5:56 AM Jakub Kicinski <kuba@...nel.org> wrote:
>
> On Wed, 16 Jul 2025 20:27:25 +0800 Jason Xing wrote:
> > This patch only does one thing that removes validate_xmit_skb_list()
> > for xsk.
>
> Please no, I understand that it's fun to optimize the fallback paths
> but it increases the complexity of the stack.

Are you suggesting to remove this description? And I see you marked it
as 'rejected', so it seems that I should use the V1 patch which
doesn't increase the complexity.

https://lore.kernel.org/all/20250713025756.24601-1-kerneljasonxing@gmail.com/

Thanks,
Jason

> --
> pw-bot: reject