diff options
Diffstat (limited to 'runtime/map.c')
| -rw-r--r-- | runtime/map.c | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/runtime/map.c b/runtime/map.c index fa4150fe..19c02580 100644 --- a/runtime/map.c +++ b/runtime/map.c @@ -926,14 +926,13 @@ static struct map_node *_new_map_create (MAP map, struct hlist_head *head) hlist_del_init(&m->hnode); } else { m = (struct map_node *)map->pool.next; + map->num++; dbug ("got %lx off pool\n", (long)m); } list_move_tail(&m->lnode, &map->head); /* add node to new hash list */ hlist_add_head(&m->hnode, head); - - map->num++; return m; } @@ -1000,5 +999,31 @@ static int _new_map_set_stat (MAP map, struct map_node *n, int64_t val, int add) return 0; } +/** Return the number of elements in a map + * This function will return the number of active elements + * in a map. + * @param map + * @returns an int + */ +#define _stp_map_size(map) (map->num) + +/** Return the number of elements in a pmap + * This function will return the number of active elements + * in all the per-cpu maps in a pmap. This is a quick sum and is + * not the same as the number of unique elements that would + * be in the aggragated map. + * @param pmap + * @returns an int + */ +int _stp_pmap_size (PMAP pmap) +{ + int i, num = 0; + + for_each_cpu(i) { + MAP m = per_cpu_ptr (pmap->map, i); + num += m->num; + } + return num; +} #endif /* _MAP_C_ */ |