20 	mb();  in ioread8()
22 	mb();  in ioread8()
29 	mb();  in ioread16()
31 	mb();  in ioread16()
38 	mb();  in ioread32()
40 	mb();  in ioread32()
47 	mb();  in ioread64()
49 	mb();  in ioread64()
55 	mb();  in iowrite8()
61 	mb();  in iowrite16()
67 	mb();  in iowrite32()
73 	mb();  in iowrite64()
175 	mb();  in readb()
177 	mb();  in readb()
184 	mb();  in readw()
186 	mb();  in readw()
193 	mb();  in readl()
195 	mb();  in readl()
202 	mb();  in readq()
204 	mb();  in readq()
210 	mb();  in writeb()
216 	mb();  in writew()
222 	mb();  in writel()
228 	mb();  in writeq()
247 	mb();  in readb_relaxed()
253 	mb();  in readw_relaxed()
259 	mb();  in readl_relaxed()
265 	mb();  in readq_relaxed()
292 		w |= ioread8(port) << 16;  in ioread8_rep()
314  * Read COUNT 16-bit words from port PORT into memory starting at
335 		w |= ioread16(port) << 16;  in ioread16_rep()
431 		iowrite16(w >> 16, port);  in iowrite16_rep()
528 	mb();  in memcpy_fromio()
583 	mb();  in memcpy_toio()
645 	mb();  in _memset_c_io()