On Wed, 9 Oct 2019 15:10:15 -0700, Eric Dumazet wrote:
> tcp_memory_pressure is read without holding any lock,
> and its value could be changed on other cpus.
>
> Use READ_ONCE() to annotate these lockless reads.
>
> The write side is already using atomic ops.
>
> Fixes: b8da51ebb1aa ("tcp: int
tcp_memory_pressure is read without holding any lock,
and its value could be changed on other cpus.
Use READ_ONCE() to annotate these lockless reads.
The write side is already using atomic ops.
Fixes: b8da51ebb1aa ("tcp: introduce tcp_under_memory_pressure()")
Signed-off-by: Eric Dumazet
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