This is a note to let you know that I've just added the patch titled
net/mlx5e: Align IPsec ASO result memory to be as required by hardware
to the 6.2-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
net-mlx5e-align-ipsec-aso-result-memory-to-be-as-req.patch
and it can be found in the queue-6.2 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 350f219a3f88d0616bbb6627f09dfd2b404da230
Author: Leon Romanovsky <leon@xxxxxxxxxx>
Date: Sun Feb 19 11:09:10 2023 +0200
net/mlx5e: Align IPsec ASO result memory to be as required by hardware
[ Upstream commit f2b6cfda76d2119871e10fa01ecdc7178401ef22 ]
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 <ehakim@xxxxxxxxxx>
Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxx>
Link: https://lore.kernel.org/r/de0302c572b90c9224a72868d4e0d657b6313c4b.1676797613.git.leon@xxxxxxxxxx
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
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 8bed9c3610754..d739d77d68986 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
@@ -119,7 +119,7 @@ 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 */
