From: Leon Romanovsky Date: Sun, 19 Feb 2023 09:09:10 +0000 (+0200) Subject: net/mlx5e: Align IPsec ASO result memory to be as required by hardware X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=f2b6cfda76d2119871e10fa01ecdc7178401ef22;p=linux.git net/mlx5e: Align IPsec ASO result memory to be as required by hardware Hardware requires an alignment to 64 bytes to return ASO data. Missing this alignment caused to unpredictable results while ASO events were generated. Fixes: 8518d05b8f9a ("net/mlx5e: Create Advanced Steering Operation object for IPsec") Reported-by: Emeel Hakim Signed-off-by: Leon Romanovsky Link: https://lore.kernel.org/r/de0302c572b90c9224a72868d4e0d657b6313c4b.1676797613.git.leon@kernel.org Signed-off-by: Jakub Kicinski --- diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h index ddd7be05f18f7..12f044330639a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h @@ -129,7 +129,7 @@ struct mlx5e_ipsec_work { }; struct mlx5e_ipsec_aso { - u8 ctx[MLX5_ST_SZ_BYTES(ipsec_aso)]; + u8 __aligned(64) ctx[MLX5_ST_SZ_BYTES(ipsec_aso)]; dma_addr_t dma_addr; struct mlx5_aso *aso; /* Protect ASO WQ access, as it is global to whole IPsec */