399 	struct stack_map_bucket *bucket, *new_bucket, *old_bucket;  in __bpf_get_stackid()  local
432 		new_bucket = (struct stack_map_bucket *)  in __bpf_get_stackid()
434 		if (unlikely(!new_bucket))  in __bpf_get_stackid()
436 		new_bucket->nr = trace_nr;  in __bpf_get_stackid()
438 			(struct bpf_stack_build_id *)new_bucket->data,  in __bpf_get_stackid()
442 		    memcmp(bucket->data, new_bucket->data, trace_len) == 0) {  in __bpf_get_stackid()
443 			pcpu_freelist_push(&smap->freelist, &new_bucket->fnode);  in __bpf_get_stackid()
447 			pcpu_freelist_push(&smap->freelist, &new_bucket->fnode);  in __bpf_get_stackid()
457 		new_bucket = (struct stack_map_bucket *)  in __bpf_get_stackid()
459 		if (unlikely(!new_bucket))  in __bpf_get_stackid()
461 		memcpy(new_bucket->data, ips, trace_len);  in __bpf_get_stackid()
464 	new_bucket->hash = hash;  in __bpf_get_stackid()
465 	new_bucket->nr = trace_nr;  in __bpf_get_stackid()
467 	old_bucket = xchg(&smap->buckets[id], new_bucket);  in __bpf_get_stackid()