net/mlx4_en: use READ_ONCE when freeing xdp_prog

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For consistency, and in order to hint at the synchronous nature of the
xdp_prog field, use READ_ONCE in the destroy path of the ring. All
occurrences should now use either READ_ONCE or xchg.

Signed-off-by: Brenden Blanco <bblanco@plumgrid.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Brenden Blanco 2016-07-20 17:22:33 -07:00 • committed by David S. Miller

parent f67fe5c80b

commit cb7386d37e

1 changed files with 4 additions and 2 deletions

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drivers/net/ethernet/mellanox/mlx4/en_rx.c

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