Commit a128f9d4 authored by Leon Romanovsky's avatar Leon Romanovsky Committed by Saeed Mahameed
Browse files

net/mlx5e: Fix scheduling of IPsec ASO query while in atomic 



ASO query can be scheduled in atomic context as such it can't use usleep.
Use udelay as recommended in Documentation/timers/timers-howto.rst.

Fixes: 76e463f6 ("net/mlx5e: Overcome slow response for first IPsec ASO WQE")
Signed-off-by: default avatarLeon Romanovsky <leonro@nvidia.com>
Reviewed-by: default avatarSimon Horman <simon.horman@corigine.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@nvidia.com>
parent c75b9425

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

+2 −1
Original line number Diff line number Diff line
@@ -606,7 +606,8 @@ int mlx5e_ipsec_aso_query(struct mlx5e_ipsec_sa_entry *sa_entry, 
	do {

		ret = mlx5_aso_poll_cq(aso->aso, false);

		if (ret)

			usleep_range(2, 10);

			/* We are in atomic context */

			udelay(10);

	} while (ret && time_is_after_jiffies(expires));

	spin_unlock_bh(&aso->lock);

	return ret;