[PATCH v4 06/10] net/mlx5: remove MAC addresses flush helper on Linux

David Marchand david.marchand at redhat.com
Thu Jul 9 18:02:42 CEST 2026


This helper is exposing internals of net/mlx5 for no good reason.
All this code does is calling the remove helper.
Walk through the list in Linux implementation like the Windows
implementation.

Signed-off-by: David Marchand <david.marchand at redhat.com>
---
 drivers/common/mlx5/linux/mlx5_nl.c | 40 -----------------------------
 drivers/common/mlx5/linux/mlx5_nl.h |  5 ----
 drivers/net/mlx5/linux/mlx5_os.c    | 13 +++++++---
 3 files changed, 10 insertions(+), 48 deletions(-)

diff --git a/drivers/common/mlx5/linux/mlx5_nl.c b/drivers/common/mlx5/linux/mlx5_nl.c
index 8b19838a7e..85736738ac 100644
--- a/drivers/common/mlx5/linux/mlx5_nl.c
+++ b/drivers/common/mlx5/linux/mlx5_nl.c
@@ -825,46 +825,6 @@ mlx5_nl_mac_addr_sync(int nlsk_fd, unsigned int iface_idx,
 	}
 }
 
-/**
- * Flush all added MAC addresses.
- *
- * @param[in] nlsk_fd
- *   Netlink socket file descriptor.
- * @param[in] iface_idx
- *   Net device interface index.
- * @param[in] mac_addrs
- *   Mac addresses array to flush.
- * @param n
- *   @p mac_addrs array size.
- * @param mac_own
- *   BITFIELD_DECLARE array to store the mac.
- * @param vf
- *   Flag for a VF device.
- */
-RTE_EXPORT_INTERNAL_SYMBOL(mlx5_nl_mac_addr_flush)
-void
-mlx5_nl_mac_addr_flush(int nlsk_fd, unsigned int iface_idx,
-		       struct rte_ether_addr *mac_addrs, int n,
-		       uint64_t *mac_own, bool vf)
-{
-	int i;
-
-	if (n <= 0 || n > MLX5_MAX_MAC_ADDRESSES)
-		return;
-
-	for (i = n - 1; i >= 0; --i) {
-		struct rte_ether_addr *m = &mac_addrs[i];
-
-		if (BITFIELD_ISSET(mac_own, i)) {
-			if (vf)
-				mlx5_nl_mac_addr_remove(nlsk_fd,
-							iface_idx,
-							m, i);
-			BITFIELD_RESET(mac_own, i);
-		}
-	}
-}
-
 /**
  * Enable promiscuous / all multicast mode through Netlink.
  *
diff --git a/drivers/common/mlx5/linux/mlx5_nl.h b/drivers/common/mlx5/linux/mlx5_nl.h
index 3f79a73c85..256ed7e2b7 100644
--- a/drivers/common/mlx5/linux/mlx5_nl.h
+++ b/drivers/common/mlx5/linux/mlx5_nl.h
@@ -65,11 +65,6 @@ __rte_internal
 void mlx5_nl_mac_addr_sync(int nlsk_fd, unsigned int iface_idx,
 			   struct rte_ether_addr *mac_addrs, int n);
 __rte_internal
-void mlx5_nl_mac_addr_flush(int nlsk_fd, unsigned int iface_idx,
-			    struct rte_ether_addr *mac_addrs, int n,
-			    uint64_t *mac_own,
-			    bool vf);
-__rte_internal
 int mlx5_nl_promisc(int nlsk_fd, unsigned int iface_idx, int enable);
 __rte_internal
 int mlx5_nl_allmulti(int nlsk_fd, unsigned int iface_idx, int enable);
diff --git a/drivers/net/mlx5/linux/mlx5_os.c b/drivers/net/mlx5/linux/mlx5_os.c
index adc5878296..9fd366b10a 100644
--- a/drivers/net/mlx5/linux/mlx5_os.c
+++ b/drivers/net/mlx5/linux/mlx5_os.c
@@ -3495,10 +3495,17 @@ mlx5_os_mac_addr_flush(struct rte_eth_dev *dev)
 {
 	struct mlx5_priv *priv = dev->data->dev_private;
 	const int vf = priv->sh->dev_cap.vf;
+	int i;
 
-	mlx5_nl_mac_addr_flush(priv->nl_socket_route, mlx5_ifindex(dev),
-			       dev->data->mac_addrs,
-			       MLX5_MAX_MAC_ADDRESSES, priv->mac_own, vf);
+	for (i = MLX5_MAX_MAC_ADDRESSES - 1; i >= 0; --i) {
+		if (BITFIELD_ISSET(priv->mac_own, i)) {
+			if (vf)
+				mlx5_nl_mac_addr_remove(priv->nl_socket_route,
+							mlx5_ifindex(dev),
+							&dev->data->mac_addrs[i], i);
+			BITFIELD_RESET(priv->mac_own, i);
+		}
+	}
 }
 
 static bool
-- 
2.54.0



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