Eric Dumazet b668534c1d bnx2: use READ_ONCE() instead of barrier() ...

barrier() is a big hammer compared to READ_ONCE(),
and requires comments explaining what is protected.

READ_ONCE() is more precise and compiler should generate
better overall code.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2016-11-21 11:32:34 -05:00

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