diff options
Diffstat (limited to '')
| -rw-r--r-- | include/net/net_failover.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/include/net/net_failover.h b/include/net/net_failover.h new file mode 100644 index 000000000..b12a1c469 --- /dev/null +++ b/include/net/net_failover.h @@ -0,0 +1,40 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (c) 2018, Intel Corporation. */ + +#ifndef _NET_FAILOVER_H +#define _NET_FAILOVER_H + +#include <net/failover.h> + +/* failover state */ +struct net_failover_info { + /* primary netdev with same MAC */ + struct net_device __rcu *primary_dev; + + /* standby netdev */ + struct net_device __rcu *standby_dev; + + /* primary netdev stats */ + struct rtnl_link_stats64 primary_stats; + + /* standby netdev stats */ + struct rtnl_link_stats64 standby_stats; + + /* aggregated stats */ + struct rtnl_link_stats64 failover_stats; + + /* spinlock while updating stats */ + spinlock_t stats_lock; +}; + +struct failover *net_failover_create(struct net_device *standby_dev); +void net_failover_destroy(struct failover *failover); + +#define FAILOVER_VLAN_FEATURES (NETIF_F_HW_CSUM | NETIF_F_SG | \ + NETIF_F_FRAGLIST | NETIF_F_ALL_TSO | \ + NETIF_F_HIGHDMA | NETIF_F_LRO) + +#define FAILOVER_ENC_FEATURES (NETIF_F_HW_CSUM | NETIF_F_SG | \ + NETIF_F_RXCSUM | NETIF_F_ALL_TSO) + +#endif /* _NET_FAILOVER_H */ |