diff options
Diffstat (limited to 'net/tipc/bcast.h')
-rw-r--r-- | net/tipc/bcast.h | 117 |
1 files changed, 7 insertions, 110 deletions
diff --git a/net/tipc/bcast.h b/net/tipc/bcast.h index 4c1771e95c99..e8c2b81658c7 100644 --- a/net/tipc/bcast.h +++ b/net/tipc/bcast.h @@ -72,41 +72,11 @@ struct tipc_node; extern const char tipc_bclink_name[]; +void tipc_nmap_add(struct tipc_node_map *nm_ptr, u32 node); +void tipc_nmap_remove(struct tipc_node_map *nm_ptr, u32 node); /** - * nmap_add - add a node to a node map - */ - -static inline void tipc_nmap_add(struct tipc_node_map *nm_ptr, u32 node) -{ - int n = tipc_node(node); - int w = n / WSIZE; - u32 mask = (1 << (n % WSIZE)); - - if ((nm_ptr->map[w] & mask) == 0) { - nm_ptr->count++; - nm_ptr->map[w] |= mask; - } -} - -/** - * nmap_remove - remove a node from a node map - */ - -static inline void tipc_nmap_remove(struct tipc_node_map *nm_ptr, u32 node) -{ - int n = tipc_node(node); - int w = n / WSIZE; - u32 mask = (1 << (n % WSIZE)); - - if ((nm_ptr->map[w] & mask) != 0) { - nm_ptr->map[w] &= ~mask; - nm_ptr->count--; - } -} - -/** - * nmap_equal - test for equality of node maps + * tipc_nmap_equal - test for equality of node maps */ static inline int tipc_nmap_equal(struct tipc_node_map *nm_a, struct tipc_node_map *nm_b) @@ -114,84 +84,11 @@ static inline int tipc_nmap_equal(struct tipc_node_map *nm_a, struct tipc_node_m return !memcmp(nm_a, nm_b, sizeof(*nm_a)); } -/** - * nmap_diff - find differences between node maps - * @nm_a: input node map A - * @nm_b: input node map B - * @nm_diff: output node map A-B (i.e. nodes of A that are not in B) - */ - -static inline void tipc_nmap_diff(struct tipc_node_map *nm_a, struct tipc_node_map *nm_b, - struct tipc_node_map *nm_diff) -{ - int stop = ARRAY_SIZE(nm_a->map); - int w; - int b; - u32 map; - - memset(nm_diff, 0, sizeof(*nm_diff)); - for (w = 0; w < stop; w++) { - map = nm_a->map[w] ^ (nm_a->map[w] & nm_b->map[w]); - nm_diff->map[w] = map; - if (map != 0) { - for (b = 0 ; b < WSIZE; b++) { - if (map & (1 << b)) - nm_diff->count++; - } - } - } -} - -/** - * port_list_add - add a port to a port list, ensuring no duplicates - */ - -static inline void tipc_port_list_add(struct port_list *pl_ptr, u32 port) -{ - struct port_list *item = pl_ptr; - int i; - int item_sz = PLSIZE; - int cnt = pl_ptr->count; - - for (; ; cnt -= item_sz, item = item->next) { - if (cnt < PLSIZE) - item_sz = cnt; - for (i = 0; i < item_sz; i++) - if (item->ports[i] == port) - return; - if (i < PLSIZE) { - item->ports[i] = port; - pl_ptr->count++; - return; - } - if (!item->next) { - item->next = kmalloc(sizeof(*item), GFP_ATOMIC); - if (!item->next) { - warn("Incomplete multicast delivery, no memory\n"); - return; - } - item->next->next = NULL; - } - } -} - -/** - * port_list_free - free dynamically created entries in port_list chain - * - * Note: First item is on stack, so it doesn't need to be released - */ - -static inline void tipc_port_list_free(struct port_list *pl_ptr) -{ - struct port_list *item; - struct port_list *next; - - for (item = pl_ptr->next; item; item = next) { - next = item->next; - kfree(item); - } -} +void tipc_nmap_diff(struct tipc_node_map *nm_a, struct tipc_node_map *nm_b, + struct tipc_node_map *nm_diff); +void tipc_port_list_add(struct port_list *pl_ptr, u32 port); +void tipc_port_list_free(struct port_list *pl_ptr); int tipc_bclink_init(void); void tipc_bclink_stop(void); |