Function report |
Source Code:kernel\bpf\local_storage.c |
Create Date:2022-07-28 13:14:15 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:cgroup_storage_get_next_key
Proto:static int cgroup_storage_get_next_key(struct bpf_map *_map, void *_key, void *_next_key)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
struct bpf_map * | _map | |
void * | _key | |
void * | _next_key |
238 | map = map_to_storage(_map) |
243 | spin_lock_bh( & lock) |
245 | If list_empty - tests whether a list is empty*@head: the list to test. Then Go to enoent |
248 | If key Then |
249 | storage = cgroup_storage_lookup(map, key, true) |
256 | Else |
261 | spin_unlock_bh( & lock) |
264 | Return 0 |
266 | enoent : |
267 | spin_unlock_bh( & lock) |
268 | Return -ENOENT |
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