[ovs-dev] [RFC PATCH 01/26] netdev: Add flow API de-init function

Gaetan Rivet grive at u256.net
Sat Dec 5 14:21:56 UTC 2020


Add a new operation for flow API providers to
deinitializes when the API is disassociated from a netdev.

Signed-off-by: Gaetan Rivet <grive at u256.net>
---
 lib/netdev-offload-provider.h | 3 +++
 lib/netdev-offload.c          | 4 ++++
 2 files changed, 7 insertions(+)

diff --git a/lib/netdev-offload-provider.h b/lib/netdev-offload-provider.h
index 0bed7bf61..f6e8b009c 100644
--- a/lib/netdev-offload-provider.h
+++ b/lib/netdev-offload-provider.h
@@ -86,6 +86,9 @@ struct netdev_flow_api {
     /* Initializies the netdev flow api.
      * Return 0 if successful, otherwise returns a positive errno value. */
     int (*init_flow_api)(struct netdev *);
+
+    /* Deinitializes the netdev flow api. */
+    void (*deinit_flow_api)(struct netdev *);
 };
 
 int netdev_register_flow_api_provider(const struct netdev_flow_api *);
diff --git a/lib/netdev-offload.c b/lib/netdev-offload.c
index 2da3bc701..f748fcf0d 100644
--- a/lib/netdev-offload.c
+++ b/lib/netdev-offload.c
@@ -309,6 +309,10 @@ netdev_uninit_flow_api(struct netdev *netdev)
         return;
     }
 
+    if (flow_api->deinit_flow_api) {
+        flow_api->deinit_flow_api(netdev);
+    }
+
     ovsrcu_set(&netdev->flow_api, NULL);
     rfa = netdev_lookup_flow_api(flow_api->type);
     ovs_refcount_unref(&rfa->refcnt);
-- 
2.29.2



More information about the dev mailing list