Thread (118 messages) 118 messages, 2 authors, 2020-01-23

[PATCH AUTOSEL 4.19 004/671] ixgbe: don't clear IPsec sa counters on HW clearing

From: Sasha Levin <sashal@kernel.org>
Date: 2020-01-16 19:17:41
Also in: intel-wired-lan, lkml, netdev
Subsystem: intel ethernet drivers, networking drivers, the rest · Maintainers: Tony Nguyen, Przemek Kitszel, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

From: Shannon Nelson <redacted>

[ Upstream commit 9e3f2f5ecee69b0f70003fb3e07639151e91de73 ]

The software SA record counters should not be cleared when clearing
the hardware tables.  This causes the counters to be out of sync
after a driver reset.

Fixes: 63a67fe229ea ("ixgbe: add ipsec offload add and remove SA")
Signed-off-by: Shannon Nelson <redacted>
Tested-by: Andrew Bowers <redacted>
Signed-off-by: Jeff Kirsher <redacted>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c | 4 ----
 1 file changed, 4 deletions(-)
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
index b27f7a968820..49e6d66ccf80 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
@@ -114,7 +114,6 @@ static void ixgbe_ipsec_set_rx_ip(struct ixgbe_hw *hw, u16 idx, __be32 addr[])
  **/
 static void ixgbe_ipsec_clear_hw_tables(struct ixgbe_adapter *adapter)
 {
-	struct ixgbe_ipsec *ipsec = adapter->ipsec;
 	struct ixgbe_hw *hw = &adapter->hw;
 	u32 buf[4] = {0, 0, 0, 0};
 	u16 idx;
@@ -133,9 +132,6 @@ static void ixgbe_ipsec_clear_hw_tables(struct ixgbe_adapter *adapter)
 		ixgbe_ipsec_set_tx_sa(hw, idx, buf, 0);
 		ixgbe_ipsec_set_rx_sa(hw, idx, 0, buf, 0, 0, 0);
 	}
-
-	ipsec->num_rx_sa = 0;
-	ipsec->num_tx_sa = 0;
 }
 
 /**
-- 
2.20.1
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