#define MAX_N_CONTEXT 65535 /* Arbitrary limit */
-#define IP_DYNAMIC_ID ((uint32_t)-1) /* id for dynamic context */
+#define NX_DYNAMIC_ID ((uint32_t)-1) /* id for dynamic context */
#define NB_IPV4ROOT 16
#include <linux/list.h>
#include <linux/spinlock.h>
#include <linux/utsname.h>
+#include <linux/rcupdate.h>
#include <asm/resource.h>
#include <asm/atomic.h>
struct nx_info {
- struct list_head nx_list; /* linked list of nxinfos */
+ struct hlist_node nx_hlist; /* linked list of nxinfos */
+ struct rcu_head nx_rcu; /* the rcu head */
nid_t nx_id; /* vnet id */
- atomic_t nx_refcount;
+ atomic_t nx_usecnt; /* usage count */
+ atomic_t nx_refcnt; /* reference count */
uint64_t nx_flags; /* network flag word */
uint64_t nx_ncaps; /* network capabilities */
};
-extern spinlock_t nxlist_lock;
-extern struct list_head nx_infos;
+struct rcu_head;
+extern void rcu_free_nx_info(struct rcu_head *);
+extern void unhash_nx_info(struct nx_info *);
-void free_nx_info(struct nx_info *);
-struct nx_info *create_nx_info(void);
+extern struct nx_info *locate_nx_info(int);
+extern struct nx_info *locate_or_create_nx_info(int);
-extern struct nx_info *find_nx_info(int);
-extern int nx_info_id_valid(int);
+extern int get_nid_list(int, unsigned int *, int);
+extern int nx_info_is_hashed(nid_t);
+
+extern int nx_migrate_task(struct task_struct *, struct nx_info *);
struct in_ifaddr;
struct net_device;
int ifa_in_nx_info(struct in_ifaddr *, struct nx_info *);
int dev_in_nx_info(struct net_device *, struct nx_info *);
+struct sock;
+
+int nx_addr_conflict(struct nx_info *, uint32_t, struct sock *);
+
#endif /* __KERNEL__ */
#define VCMD_nx_info VC_CMD(VINFO, 6, 0)
-struct vcmd_nx_info_v0 {
+struct vcmd_nx_info_v0 {
uint32_t nid;
- /* more to come */
+ /* more to come */
};
#ifdef __KERNEL__
#define VCMD_net_add VC_CMD(NETALT, 1, 0)
#define VCMD_net_remove VC_CMD(NETALT, 2, 0)
-struct vcmd_net_nx_v0 {
+struct vcmd_net_nx_v0 {
uint16_t type;
uint16_t count;
uint32_t ip[4];
uint32_t mask[4];
- /* more to come */
+ /* more to come */
};
-// IPN_TYPE_IPV4
+// IPN_TYPE_IPV4
#ifdef __KERNEL__
#define VCMD_get_nflags VC_CMD(FLAGS, 5, 0)
#define VCMD_set_nflags VC_CMD(FLAGS, 6, 0)
-struct vcmd_net_flags_v0 {
+struct vcmd_net_flags_v0 {
uint64_t flagword;
uint64_t mask;
};
#define VCMD_get_ncaps VC_CMD(FLAGS, 7, 0)
#define VCMD_set_ncaps VC_CMD(FLAGS, 8, 0)
-struct vcmd_net_caps_v0 {
+struct vcmd_net_caps_v0 {
uint64_t ncaps;
uint64_t cmask;
};