Re: [PATCH] netfilter: mark racy access on ext->gen_id

From: Florian Westphal
Date: Tue Apr 23 2024 - 08:08:22 EST


linke li <lilinke99@xxxxxx> wrote:
> In __nf_ct_ext_find(), ext->gen_id can be changed by
> nf_ct_ext_valid_post(), using WRITE_ONCE. Mark data races on ext->gen_id
> as benign using READ_ONCE.
>
> This patch is aimed at reducing the number of benign races reported by
> KCSAN in order to focus future debugging effort on harmful races.

Acked-by: Florian Westphal <fw@xxxxxxxxx>

Should proably go to nf tree.