net/mlx5e: Overcome slow response for first macsec ASO WQE

Browse source

First ASO WQE poll causes a cache miss in hardware hence the resut is
delayed. It causes to the situation where such WQE is polled earlier
than it is needed.

Add logic to retry ASO CQ polling operation.

Fixes: 739cfa3451 ("net/mlx5: Make ASO poll CQ usable in atomic context") 
Signed-off-by: Emeel Hakim <ehakim@nvidia.com>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Reviewed-by: Raed Salem <raeds@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>

...

This commit is contained in:

Emeel Hakim 2023-03-20 13:13:55 +02:00 • committed by Saeed Mahameed

parent 6e9d51b1a5

commit 7e3fce82d9

1 changed files with 8 additions and 1 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

9

drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c

View file