From: Aviad Yehezkel <aviadye@mellanox.com>
Date: Mon, 29 Jan 2018 13:09:12 +0200
Subject: net/mlx5e: Removed not need synchronize_rcu
Patch-mainline: v4.17-rc1
Git-commit: 1c9a10ebc77a6f123c701ba31d0c35bbf7414cde
References: bsc#1103990 FATE#326006
This is already done by xfrm layer between state_dev_del callback
to state_dev_free callback.
Signed-off-by: Aviad Yehezkel <aviadye@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
@@ -100,8 +100,8 @@ static void mlx5e_ipsec_sadb_rx_free(str
{
struct mlx5e_ipsec *ipsec = sa_entry->ipsec;
- /* Wait for the hash_del_rcu call in sadb_rx_del to affect data path */
- synchronize_rcu();
+ /* xfrm already doing sync rcu between del and free callbacks */
+
ida_simple_remove(&ipsec->halloc, sa_entry->handle);
}