[ovs-dev] [PATCH ovs V8 06/26] dpif-netlink: Flush added ports using netdev flow api

[Roi Dayan]

From: Paul Blakey <pa...@mellanox.com>

If netdev flow offloading is enabled, flush all
added ports using netdev flow api.

Signed-off-by: Paul Blakey <pa...@mellanox.com>
Reviewed-by: Roi Dayan <r...@mellanox.com>
Reviewed-by: Simon Horman <simon.hor...@netronome.com>
---
 lib/dpif-netlink.c |  5 +++++
 lib/netdev.c       | 12 ++++++++++++
 lib/netdev.h       |  1 +
 3 files changed, 18 insertions(+)

diff --git a/lib/dpif-netlink.c b/lib/dpif-netlink.c
index e275247..fea9404 100644
--- a/lib/dpif-netlink.c
+++ b/lib/dpif-netlink.c
@@ -1087,6 +1087,11 @@ dpif_netlink_flow_flush(struct dpif *dpif_)
     dpif_netlink_flow_init(&flow);
     flow.cmd = OVS_FLOW_CMD_DEL;
     flow.dp_ifindex = dpif->dp_ifindex;
+
+    if (netdev_flow_api_enabled) {
+        netdev_ports_flow_flush(DPIF_HMAP_KEY(dpif_));
+    }
+
     return dpif_netlink_flow_transact(&flow, NULL, NULL);
 }
 
diff --git a/lib/netdev.c b/lib/netdev.c
index 1e0e991..d6c2a3d 100644
--- a/lib/netdev.c
+++ b/lib/netdev.c
@@ -2235,6 +2235,18 @@ netdev_ifindex_to_odp_port(int ifindex)
     return ret;
 }
 
+void
+netdev_ports_flow_flush(const void *obj)
+{
+    struct port_to_netdev_data *data;
+
+    HMAP_FOR_EACH(data, node, &port_to_netdev) {
+        if (data->obj == obj) {
+            netdev_flow_flush(data->netdev);
+        }
+    }
+}
+
 bool netdev_flow_api_enabled = false;
 
 #ifdef __linux__
diff --git a/lib/netdev.h b/lib/netdev.h
index 9aa7e5e..a59f6ea 100644
--- a/lib/netdev.h
+++ b/lib/netdev.h
@@ -186,6 +186,7 @@ int netdev_ports_insert(struct netdev *, const void *obj, 
struct dpif_port *);
 struct netdev *netdev_ports_get(odp_port_t port, const void *obj);
 int netdev_ports_remove(odp_port_t port, const void *obj);
 odp_port_t netdev_ifindex_to_odp_port(int ifindex);
+void netdev_ports_flow_flush(const void *obj);
 
 /* native tunnel APIs */
 /* Structure to pass parameters required to build a tunnel header. */
-- 
2.7.4

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