#define VM_MAP 0x00000004 /* vmap()ed pages */
/* bits [20..32] reserved for arch specific ioremap internals */
+/*
+ * Maximum alignment for ioremap() regions.
+ * Can be overriden by arch-specific value.
+ */
+#ifndef IOREMAP_MAX_ORDER
+#define IOREMAP_MAX_ORDER (7 + PAGE_SHIFT) /* 128 pages */
+#endif
+
struct vm_struct {
void *addr;
unsigned long size;