prb_for_each_record
prb_for_each_record(0, &printk_rb_static, seq, &r) {
prb_for_each_record(seq, &printk_rb_static, seq, &r) {
prb_for_each_record(seq, prb, seq, &r) {
prb_for_each_record(seq, prb, seq, &r) {