123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475 |
- #include <linux/module.h>
- #include <linux/netdevice.h>
- #include <linux/spinlock.h>
- #include <net/protocol.h>
- #if IS_ENABLED(CONFIG_IPV6)
- const struct inet6_protocol __rcu *inet6_protos[MAX_INET_PROTOS] __read_mostly;
- EXPORT_SYMBOL(inet6_protos);
- int inet6_add_protocol(const struct inet6_protocol *prot, unsigned char protocol)
- {
- return !cmpxchg((const struct inet6_protocol **)&inet6_protos[protocol],
- NULL, prot) ? 0 : -1;
- }
- EXPORT_SYMBOL(inet6_add_protocol);
- int inet6_del_protocol(const struct inet6_protocol *prot, unsigned char protocol)
- {
- int ret;
- ret = (cmpxchg((const struct inet6_protocol **)&inet6_protos[protocol],
- prot, NULL) == prot) ? 0 : -1;
- synchronize_net();
- return ret;
- }
- EXPORT_SYMBOL(inet6_del_protocol);
- #endif
- const struct net_offload __rcu *inet6_offloads[MAX_INET_PROTOS] __read_mostly;
- EXPORT_SYMBOL(inet6_offloads);
- int inet6_add_offload(const struct net_offload *prot, unsigned char protocol)
- {
- return !cmpxchg((const struct net_offload **)&inet6_offloads[protocol],
- NULL, prot) ? 0 : -1;
- }
- EXPORT_SYMBOL(inet6_add_offload);
- int inet6_del_offload(const struct net_offload *prot, unsigned char protocol)
- {
- int ret;
- ret = (cmpxchg((const struct net_offload **)&inet6_offloads[protocol],
- prot, NULL) == prot) ? 0 : -1;
- synchronize_net();
- return ret;
- }
- EXPORT_SYMBOL(inet6_del_offload);
|