From: Xuanqiang Luo <xuanqiang.luo@linux.dev>
To: Qingfang Deng <qingfang.deng@linux.dev>
Cc: netfilter-devel@vger.kernel.org,
Jamal Hadi Salim <jhs@mojatatu.com>,
Jiri Pirko <jiri@resnulli.us>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Simon Horman <horms@kernel.org>, Oz Shlomo <ozsh@nvidia.com>,
Vlad Buslov <vladbu@nvidia.com>,
Pablo Neira Ayuso <pablo@netfilter.org>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH nf] net/sched: act_ct: set net pointer before publishing flowtable
Date: Thu, 10 Sep 2026 14:09:25 +0800 [thread overview]
Message-ID: <fa0181b9-d715-41c6-8086-af410ee4131b@linux.dev> (raw)
In-Reply-To: <20260909075606.1508155-1-qingfang.deng@linux.dev>
> nf_flow_table_init() adds the flowtable to the global flowtables list.
> However, tcf_ct_flow_table_get() sets the table's network namespace only
> after that call, leaving a window where the published table has a NULL
> namespace pointer.
The window does exist, but can any existing code path actually read
flowtable->net during this window? Could you also describe that path
in the commit message?
Thanks,
Xuanqiang
next prev parent reply other threads:[~2026-09-10 6:09 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-09 7:56 [PATCH nf] net/sched: act_ct: set net pointer before publishing flowtable Qingfang Deng
2026-09-10 6:09 ` Xuanqiang Luo [this message]
2026-09-10 9:03 ` Qingfang Deng
2026-09-10 9:43 ` Xuanqiang Luo
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