X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Flinux%2Fvmalloc.h;h=b244f69ef682e2d4f8bd4d768584990bc64dff34;hb=3874b98c655b9490bea1cf9c7697d5dc5338376f;hp=6409d9cf59659d8377d140e205a4a6099e8b4277;hpb=9636273dae265b9354b861b373cd43cd76a6d0fe;p=linux-2.6

diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h
index 6409d9cf59..b244f69ef6 100644
--- a/include/linux/vmalloc.h
+++ b/include/linux/vmalloc.h
@@ -10,6 +10,14 @@
 #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;