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(parent: 62f7991) | patch
net/mlx5e: Use READ_ONCE/WRITE_ONCE for DCBX trust state
authorMaxim Mikityanskiy <maximmi@nvidia.com>
Tue, 25 Jan 2022 10:52:56 +0000 (12:52 +0200)
committerSaeed Mahameed <saeedm@nvidia.com>
Tue, 15 Feb 2022 06:30:51 +0000 (22:30 -0800)
commited5f9cf06b20f74c1098d6d62313e3e9af217fcb
tree9fe9d102be4c69cc895d7c93ef513ac02007b86atree | snapshot
parent62f7991feab69ed398ad6a03b911fa0ee0549516commit | diff
net/mlx5e: Use READ_ONCE/WRITE_ONCE for DCBX trust state

trust_state can be written while mlx5e_select_queue() is reading it. To
avoid inconsistencies, use READ_ONCE and WRITE_ONCE for access and
updates, and touch the variable only once per operation.

Signed-off-by: Maxim Mikityanskiy <maximmi@nvidia.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
drivers/net/ethernet/mellanox/mlx5/core/en/selq.c diff | blob | history
drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c diff | blob | history
Domain: System / Kernel;