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Commit f6e05385 authored by Roopa Prabhu's avatar Roopa Prabhu Committed by David S. Miller
Browse files

vxlan: make netlink notify in vxlan_fdb_destroy optional 



Add a new option do_notify to vxlan_fdb_destroy to make
sending netlink notify optional. Used by a later patch.

Signed-off-by: default avatarRoopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7431016b

drivers/net/vxlan.c

+8 −6
Original line number Original line Diff line number Diff line
@@ -774,12 +774,14 @@ static void vxlan_fdb_free(struct rcu_head *head) 
	kfree(f);

	kfree(f);

}

}





static void vxlan_fdb_destroy(struct vxlan_dev *vxlan, struct vxlan_fdb *f)

static void vxlan_fdb_destroy(struct vxlan_dev *vxlan, struct vxlan_fdb *f,

			      bool do_notify)

{

{

	netdev_dbg(vxlan->dev,

	netdev_dbg(vxlan->dev,

		    "delete %pM\n", f->eth_addr);

		    "delete %pM\n", f->eth_addr);





	--vxlan->addrcnt;

	--vxlan->addrcnt;

	if (do_notify)

		vxlan_fdb_notify(vxlan, f, first_remote_rtnl(f), RTM_DELNEIGH);

		vxlan_fdb_notify(vxlan, f, first_remote_rtnl(f), RTM_DELNEIGH);





	hlist_del_rcu(&f->hlist);

	hlist_del_rcu(&f->hlist);
@@ -930,7 +932,7 @@ static int __vxlan_fdb_delete(struct vxlan_dev *vxlan, 
		goto out;

		goto out;

	}

	}





	vxlan_fdb_destroy(vxlan, f);

	vxlan_fdb_destroy(vxlan, f, true);





out:

out:

	return 0;

	return 0;
@@ -2397,7 +2399,7 @@ static void vxlan_cleanup(struct timer_list *t) 
					   "garbage collect %pM\n",

					   "garbage collect %pM\n",

					   f->eth_addr);

					   f->eth_addr);

				f->state = NUD_STALE;

				f->state = NUD_STALE;

				vxlan_fdb_destroy(vxlan, f);

				vxlan_fdb_destroy(vxlan, f, true);

			} else if (time_before(timeout, next_timer))

			} else if (time_before(timeout, next_timer))

				next_timer = timeout;

				next_timer = timeout;

		}

		}
@@ -2448,7 +2450,7 @@ static void vxlan_fdb_delete_default(struct vxlan_dev *vxlan, __be32 vni) 
	spin_lock_bh(&vxlan->hash_lock);

	spin_lock_bh(&vxlan->hash_lock);

	f = __vxlan_find_mac(vxlan, all_zeros_mac, vni);

	f = __vxlan_find_mac(vxlan, all_zeros_mac, vni);

	if (f)

	if (f)

		vxlan_fdb_destroy(vxlan, f);

		vxlan_fdb_destroy(vxlan, f, true);

	spin_unlock_bh(&vxlan->hash_lock);

	spin_unlock_bh(&vxlan->hash_lock);

}

}
@@ -2502,7 +2504,7 @@ static void vxlan_flush(struct vxlan_dev *vxlan, bool do_all) 
				continue;

				continue;

			/* the all_zeros_mac entry is deleted at vxlan_uninit */

			/* the all_zeros_mac entry is deleted at vxlan_uninit */

			if (!is_zero_ether_addr(f->eth_addr))

			if (!is_zero_ether_addr(f->eth_addr))

				vxlan_fdb_destroy(vxlan, f);

				vxlan_fdb_destroy(vxlan, f, true);

		}

		}

	}

	}

	spin_unlock_bh(&vxlan->hash_lock);

	spin_unlock_bh(&vxlan->hash_lock);