[dpdk-dev] [PATCH v2 18/18] net/ixgbe: flush all the filter list

[Wei Zhao]

This patch adds a function to flush all the fliter list
filter on a port.

Signed-off-by: Wei Zhao <wei.zhao1 at intel.com>
Signed-off-by: Wenzhuo Lu <wenzhuo.lu at intel.com>

---
---
 drivers/net/ixgbe/ixgbe_ethdev.c | 59 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)

diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 8f2182c..e12eee0 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -478,6 +478,7 @@ static int ixgbe_flow_destroy(struct rte_eth_dev *dev,
 		struct rte_flow_error *error);
 static int ixgbe_flow_flush(struct rte_eth_dev *dev,
 		struct rte_flow_error *error);
+static void ixgbe_filterlist_flush(void);
 /*
  * Define VF Stats MACRO for Non "cleared on read" register
  */
@@ -1526,6 +1527,9 @@ eth_ixgbe_dev_uninit(struct rte_eth_dev *eth_dev)
 		rte_free(l2_tn_filter);
 	}
 
+	/* clear all the filters list */
+	ixgbe_filterlist_flush();
+
 	return 0;
 }
 
@@ -10318,6 +10322,8 @@ ixgbe_flow_flush(struct rte_eth_dev *dev,
 		return ret;
 	}
 
+	ixgbe_filterlist_flush();
+
 	return 0;
 }
 
@@ -10394,6 +10400,59 @@ ixgbe_flow_validate(__rte_unused struct rte_eth_dev *dev,
 	return ret;
 }
 
+static void ixgbe_filterlist_flush(void)
+{
+	struct ixgbe_ntuple_filter_ele *ntuple_filter_ptr;
+	struct ixgbe_ethertype_filter_ele *ethertype_filter_ptr;
+	struct ixgbe_eth_syn_filter_ele *syn_filter_ptr;
+	struct ixgbe_eth_l2_tunnel_conf_ele *l2_tn_filter_ptr;
+	struct ixgbe_fdir_rule_ele *fdir_rule_ptr;
+	struct ixgbe_flow_mem *ixgbe_flow_mem_ptr;
+
+	while ((ntuple_filter_ptr = TAILQ_FIRST(&filter_ntuple_list))) {
+		TAILQ_REMOVE(&filter_ntuple_list,
+				 ntuple_filter_ptr,
+				 entries);
+		rte_free(ntuple_filter_ptr);
+	}
+
+	while ((ethertype_filter_ptr = TAILQ_FIRST(&filter_ethertype_list))) {
+		TAILQ_REMOVE(&filter_ethertype_list,
+				 ethertype_filter_ptr,
+				 entries);
+		rte_free(ethertype_filter_ptr);
+	}
+
+	while ((syn_filter_ptr = TAILQ_FIRST(&filter_syn_list))) {
+		TAILQ_REMOVE(&filter_syn_list,
+				 syn_filter_ptr,
+				 entries);
+		rte_free(syn_filter_ptr);
+	}
+
+	while ((l2_tn_filter_ptr = TAILQ_FIRST(&filter_l2_tunnel_list))) {
+		TAILQ_REMOVE(&filter_l2_tunnel_list,
+				 l2_tn_filter_ptr,
+				 entries);
+		rte_free(l2_tn_filter_ptr);
+	}
+
+	while ((fdir_rule_ptr = TAILQ_FIRST(&filter_fdir_list))) {
+		TAILQ_REMOVE(&filter_fdir_list,
+				 fdir_rule_ptr,
+				 entries);
+		rte_free(fdir_rule_ptr);
+	}
+
+	while ((ixgbe_flow_mem_ptr = TAILQ_FIRST(&ixgbe_flow_list))) {
+		TAILQ_REMOVE(&ixgbe_flow_list,
+				 ixgbe_flow_mem_ptr,
+				 entries);
+		rte_free(ixgbe_flow_mem_ptr->flow);
+		rte_free(ixgbe_flow_mem_ptr);
+	}
+}
+
 /**
  * Create or destroy a flow rule.
  * Theorically one rule can match more than one filters.
-- 
2.5.5