316 	unsigned long cons_pos, prod_pos, over_pos;  in ringbuf_avail_data_sz()  local
318 	cons_pos = smp_load_acquire(&rb->consumer_pos);  in ringbuf_avail_data_sz()
323 		return prod_pos - max(cons_pos, over_pos);  in ringbuf_avail_data_sz()
326 		return prod_pos - cons_pos;  in ringbuf_avail_data_sz()
432 				  unsigned long cons_pos,  in bpf_ringbuf_has_space()  argument
450 	if (new_prod_pos - cons_pos > rb->mask)  in bpf_ringbuf_has_space()
464 	unsigned long cons_pos, prod_pos, new_prod_pos, pend_pos, over_pos, flags;  in __bpf_ringbuf_reserve()  local
475 	cons_pos = smp_load_acquire(&rb->consumer_pos);  in __bpf_ringbuf_reserve()
493 	if (!bpf_ringbuf_has_space(rb, new_prod_pos, cons_pos, pend_pos)) {  in __bpf_ringbuf_reserve()
560 	unsigned long rec_pos, cons_pos;  in bpf_ringbuf_commit()  local
578 	cons_pos = smp_load_acquire(&rb->consumer_pos) & rb->mask;  in bpf_ringbuf_commit()
582 	else if (cons_pos == rec_pos && !(flags & BPF_RB_NO_WAKEUP))  in bpf_ringbuf_commit()
751 	u64 cons_pos, prod_pos;  in __bpf_user_ringbuf_peek()  local
759 	cons_pos = smp_load_acquire(&rb->consumer_pos);  in __bpf_user_ringbuf_peek()
760 	if (cons_pos >= prod_pos)  in __bpf_user_ringbuf_peek()
763 	hdr = (u32 *)((uintptr_t)rb->data + (uintptr_t)(cons_pos & rb->mask));  in __bpf_user_ringbuf_peek()
771 	if (total_len > prod_pos - cons_pos)  in __bpf_user_ringbuf_peek()
789 		smp_store_release(&rb->consumer_pos, cons_pos + total_len);  in __bpf_user_ringbuf_peek()
797 			   (uintptr_t)((cons_pos + BPF_RINGBUF_HDR_SZ) & rb->mask));  in __bpf_user_ringbuf_peek()