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[net-next,08/15] net/mlx5e: Connect mlx5 IPsec statistics with XFRM core

Message ID 20231020030422.67049-9-saeed@kernel.org (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series [net-next,01/15] xfrm: generalize xdo_dev_state_update_curlft to allow statistics update | expand

Checks

Context Check Description
netdev/series_format success Pull request is its own cover letter
netdev/tree_selection success Clearly marked for net-next, async
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 1363 this patch: 1363
netdev/cc_maintainers warning 1 maintainers not CCed: steffen.klassert@secunet.com
netdev/build_clang success Errors and warnings before: 1388 this patch: 1388
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 1388 this patch: 1388
netdev/checkpatch warning WARNING: line length of 86 exceeds 80 columns WARNING: line length of 88 exceeds 80 columns WARNING: line length of 89 exceeds 80 columns
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Saeed Mahameed Oct. 20, 2023, 3:04 a.m. UTC 
From: Leon Romanovsky <leonro@nvidia.com>

Fill integrity, replay and bad trailer counters.

As an example, after simulating replay window attack with 5 packets:
[leonro@c ~]$ grep XfrmInStateSeqError /proc/net/xfrm_stat
XfrmInStateSeqError     	5
[leonro@c ~]$ sudo ip -s x s
<...>
	stats:
	  replay-window 0 replay 5 failed 0

Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
---
 .../mellanox/mlx5/core/en_accel/ipsec.c       | 22 +++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
index bf88232a2fc2..5b2660662811 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
@@ -980,19 +980,37 @@  static void mlx5e_xfrm_update_stats(struct xfrm_state *x)
 {
 	struct mlx5e_ipsec_sa_entry *sa_entry = to_ipsec_sa_entry(x);
 	struct mlx5e_ipsec_rule *ipsec_rule = &sa_entry->ipsec_rule;
+	struct net *net = dev_net(x->xso.dev);
 	u64 packets, bytes, lastuse;
 
 	lockdep_assert(lockdep_is_held(&x->lock) ||
 		       lockdep_is_held(&dev_net(x->xso.real_dev)->xfrm.xfrm_cfg_mutex) ||
 		       lockdep_is_held(&dev_net(x->xso.real_dev)->xfrm.xfrm_state_lock));
 
-	if (x->xso.flags & XFRM_DEV_OFFLOAD_FLAG_ACQ ||
-	    x->xso.type != XFRM_DEV_OFFLOAD_PACKET)
+	if (x->xso.flags & XFRM_DEV_OFFLOAD_FLAG_ACQ)
+		return;
+
+	if (sa_entry->attrs.dir == XFRM_DEV_OFFLOAD_IN) {
+		mlx5_fc_query_cached(ipsec_rule->auth.fc, &bytes, &packets, &lastuse);
+		x->stats.integrity_failed += packets;
+		XFRM_ADD_STATS(net, LINUX_MIB_XFRMINSTATEPROTOERROR, packets);
+
+		mlx5_fc_query_cached(ipsec_rule->trailer.fc, &bytes, &packets, &lastuse);
+		XFRM_ADD_STATS(net, LINUX_MIB_XFRMINHDRERROR, packets);
+	}
+
+	if (x->xso.type != XFRM_DEV_OFFLOAD_PACKET)
 		return;
 
 	mlx5_fc_query_cached(ipsec_rule->fc, &bytes, &packets, &lastuse);
 	x->curlft.packets += packets;
 	x->curlft.bytes += bytes;
+
+	if (sa_entry->attrs.dir == XFRM_DEV_OFFLOAD_IN) {
+		mlx5_fc_query_cached(ipsec_rule->replay.fc, &bytes, &packets, &lastuse);
+		x->stats.replay += packets;
+		XFRM_ADD_STATS(net, LINUX_MIB_XFRMINSTATESEQERROR, packets);
+	}
 }
 
 static int mlx5e_xfrm_validate_policy(struct mlx5_core_dev *mdev,