Lines Matching refs:root
140 static struct block *root;
370 root = NULL;
394 if (root == NULL)
395 root = gen_retblk(snaplen);
398 bpf_optimize(&root);
399 if (root == NULL ||
400 (root->s.code == (BPF_RET|BPF_K) && root->s.k == 0))
403 program->bf_insns = icode_to_fcode(root, &len);
504 root = p->head;
507 * Insert before the statements of the first (root) block any
522 insert_load_llprefixlen(root);
