netdev - Re: [PATCH net 0/9] tcp: address KCSAN reports in tcp

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Date:   Sun, 13 Oct 2019 10:13:25 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     edumazet@...gle.com
Cc:     netdev@...r.kernel.org, eric.dumazet@...il.com,
        jakub.kicinski@...ronome.com
Subject: Re: [PATCH net 0/9] tcp: address KCSAN reports in tcp_poll() (part
 I)

From: Eric Dumazet <edumazet@...gle.com>
Date: Thu, 10 Oct 2019 20:17:37 -0700

> This all started with a KCSAN report (included
> in "tcp: annotate tp->rcv_nxt lockless reads" changelog)
> 
> tcp_poll() runs in a lockless way. This means that about
> all accesses of tcp socket fields done in tcp_poll() context
> need annotations otherwise KCSAN will complain about data-races.
> 
> While doing this detective work, I found a more serious bug,
> addressed by the first patch ("tcp: add rcu protection around
> tp->fastopen_rsk").

Series applied, thanks Eric.