On Wed, 9 Oct 2019 15:32:35 -0700, Eric Dumazet wrote:
> sock_rcvlowat() or int_sk_rcvlowat() might be called without the socket
> lock for example from tcp_poll().
>
> Use READ_ONCE() to document the fact that other cpus might change
> sk->sk_rcvlowat under us and avoid KCSAN splats.
>
> Use WR
sock_rcvlowat() or int_sk_rcvlowat() might be called without the socket
lock for example from tcp_poll().
Use READ_ONCE() to document the fact that other cpus might change
sk->sk_rcvlowat under us and avoid KCSAN splats.
Use WRITE_ONCE() on write sides too.
Signed-off-by: Eric Dumazet
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