netdev - Re: [PATCH net] net: prevent load/store tearing on sk->sk

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Message-Id: <20191105.182332.1475939627781274384.davem@davemloft.net>
Date:   Tue, 05 Nov 2019 18:23:32 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     edumazet@...gle.com
Cc:     netdev@...r.kernel.org, eric.dumazet@...il.com,
        deepa.kernel@...il.com
Subject: Re: [PATCH net] net: prevent load/store tearing on sk->sk_stamp

From: Eric Dumazet <edumazet@...gle.com>
Date: Mon,  4 Nov 2019 21:38:43 -0800

> Add a couple of READ_ONCE() and WRITE_ONCE() to prevent
> load-tearing and store-tearing in sock_read_timestamp()
> and sock_write_timestamp()
> 
> This might prevent another KCSAN report.
> 
> Fixes: 3a0ed3e96197 ("sock: Make sock->sk_stamp thread-safe")
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>

Applied and queued up for -stable.