271 long vread(char *buf, char *addr, unsigned long count)  in vread()  argument
274 	if ((unsigned long) buf + count < count)  in vread()
275 		count = -(unsigned long) buf;  in vread()
277 	memcpy(buf, addr, count);  in vread()
278 	return count;  in vread()
281 long vwrite(char *buf, char *addr, unsigned long count)  in vwrite()  argument
284 	if ((unsigned long) addr + count < count)  in vwrite()
285 		count = -(unsigned long) addr;  in vwrite()
287 	memcpy(addr, buf, count);  in vwrite()
288 	return count;  in vwrite()
416 void *vmap(struct page **pages, unsigned int count, unsigned long flags, pgprot_t prot)  in vmap()  argument
429 void *vm_map_ram(struct page **pages, unsigned int count, int node, pgprot_t prot)  in vm_map_ram()  argument
436 void vm_unmap_ram(const void *mem, unsigned int count)  in vm_unmap_ram()  argument