1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * MCTP per-net structures 4 */ 5 6 #ifndef __NETNS_MCTP_H__ 7 #define __NETNS_MCTP_H__ 8 9 #include <linux/types.h> 10 11 struct netns_mctp { 12 /* Only updated under RTNL, entries freed via RCU */ 13 struct list_head routes; 14 15 /* Bound sockets: list of sockets bound by type. 16 * This list is updated from non-atomic contexts (under bind_lock), 17 * and read (under rcu) in packet rx 18 */ 19 struct mutex bind_lock; 20 struct hlist_head binds; 21 22 /* tag allocations. This list is read and updated from atomic contexts, 23 * but elements are free()ed after a RCU grace-period 24 */ 25 spinlock_t keys_lock; 26 struct hlist_head keys; 27 28 /* MCTP network */ 29 unsigned int default_net; 30 31 /* neighbour table */ 32 struct mutex neigh_lock; 33 struct list_head neighbours; 34 }; 35 36 #endif /* __NETNS_MCTP_H__ */ 37