27 static int mem_charge(struct bpf_local_storage_map *smap, void *owner, u32 size)  in mem_charge()  argument
34 	return map->ops->map_local_storage_charge(smap, owner, size);  in mem_charge()
37 static void mem_uncharge(struct bpf_local_storage_map *smap, void *owner,  in mem_uncharge()  argument
43 		map->ops->map_local_storage_uncharge(smap, owner, size);  in mem_uncharge()
47 owner_storage(struct bpf_local_storage_map *smap, void *owner)  in owner_storage()  argument
51 	return map->ops->map_owner_storage_ptr(owner);  in owner_storage()
75 bpf_selem_alloc(struct bpf_local_storage_map *smap, void *owner,  in bpf_selem_alloc()  argument
80 	if (charge_mem && mem_charge(smap, owner, smap->elem_size))  in bpf_selem_alloc()
92 		mem_uncharge(smap, owner, smap->elem_size);  in bpf_selem_alloc()
123 	void *owner;  in bpf_selem_unlink_storage_nolock()  local
126 	owner = local_storage->owner;  in bpf_selem_unlink_storage_nolock()
133 		mem_uncharge(smap, owner, smap->elem_size);  in bpf_selem_unlink_storage_nolock()
138 		mem_uncharge(smap, owner, sizeof(struct bpf_local_storage));  in bpf_selem_unlink_storage_nolock()
139 		local_storage->owner = NULL;  in bpf_selem_unlink_storage_nolock()
142 		RCU_INIT_POINTER(*owner_storage(smap, owner), NULL);  in bpf_selem_unlink_storage_nolock()
302 int bpf_local_storage_alloc(void *owner,  in bpf_local_storage_alloc()  argument
311 	err = mem_charge(smap, owner, sizeof(*storage));  in bpf_local_storage_alloc()
324 	storage->owner = owner;  in bpf_local_storage_alloc()
330 		(struct bpf_local_storage **)owner_storage(smap, owner);  in bpf_local_storage_alloc()
362 	mem_uncharge(smap, owner, sizeof(*storage));  in bpf_local_storage_alloc()
372 bpf_local_storage_update(void *owner, struct bpf_local_storage_map *smap,  in bpf_local_storage_update()  argument
391 	local_storage = rcu_dereference_check(*owner_storage(smap, owner),  in bpf_local_storage_update()
399 		selem = bpf_selem_alloc(smap, owner, value, true, gfp_flags);  in bpf_local_storage_update()
403 		err = bpf_local_storage_alloc(owner, smap, selem, gfp_flags);  in bpf_local_storage_update()
406 			mem_uncharge(smap, owner, smap->elem_size);  in bpf_local_storage_update()
431 		selem = bpf_selem_alloc(smap, owner, value, true, gfp_flags);  in bpf_local_storage_update()
471 		selem = bpf_selem_alloc(smap, owner, value, !old_sdata, gfp_flags);  in bpf_local_storage_update()
498 		mem_uncharge(smap, owner, smap->elem_size);  in bpf_local_storage_update()