x86: sanitize pathes arch/x86/kernel/cpu/Makefile

[mirror_ubuntu-artful-kernel.git] / include / asm-x86_64 / page.h

diff --git a/include/asm-x86_64/page.h b/include/asm-x86_64/page.h
index 4d04e2479569e64963f27f4bf5d2f44fe186238b..88adf1afb0a28ce66caac316f8d997c99c569a03 100644 (file)
--- a/include/asm-x86_64/page.h
+++ b/include/asm-x86_64/page.h
@@ -1,7 +1,7 @@
 #ifndef _X86_64_PAGE_H
 #define _X86_64_PAGE_H
 
-#include <asm/const.h>
+#include <linux/const.h>
 
 /* PAGE_SHIFT determines the page size */
 #define PAGE_SHIFT     12
@@ -48,7 +48,8 @@ void copy_page(void *, void *);
 #define clear_user_page(page, vaddr, pg)       clear_page(page)
 #define copy_user_page(to, from, vaddr, pg)    copy_page(to, from)
 
-#define alloc_zeroed_user_highpage(vma, vaddr) alloc_page_vma(GFP_HIGHUSER | __GFP_ZERO, vma, vaddr)
+#define __alloc_zeroed_user_highpage(movableflags, vma, vaddr) \
+       alloc_page_vma(GFP_HIGHUSER | __GFP_ZERO | movableflags, vma, vaddr)
 #define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE
 /*
  * These are used to make use of C type-checking..
@@ -79,9 +80,19 @@ extern unsigned long phys_base;
 
 #define __PHYSICAL_START       CONFIG_PHYSICAL_START
 #define __KERNEL_ALIGN         0x200000
+
+/*
+ * Make sure kernel is aligned to 2MB address. Catching it at compile
+ * time is better. Change your config file and compile the kernel
+ * for a 2MB aligned address (CONFIG_PHYSICAL_START)
+ */
+#if (CONFIG_PHYSICAL_START % __KERNEL_ALIGN) != 0
+#error "CONFIG_PHYSICAL_START must be a multiple of 2MB"
+#endif
+
 #define __START_KERNEL         (__START_KERNEL_map + __PHYSICAL_START)
-#define __START_KERNEL_map     0xffffffff80000000
-#define __PAGE_OFFSET           0xffff810000000000
+#define __START_KERNEL_map     _AC(0xffffffff80000000, UL)
+#define __PAGE_OFFSET           _AC(0xffff810000000000, UL)
 
 /* to align the pointer to the (next) page boundary */
 #define PAGE_ALIGN(addr)       (((addr)+PAGE_SIZE-1)&PAGE_MASK)
@@ -93,7 +104,7 @@ extern unsigned long phys_base;
 #define __VIRTUAL_MASK         ((_AC(1,UL) << __VIRTUAL_MASK_SHIFT) - 1)
 
 #define KERNEL_TEXT_SIZE  (40*1024*1024)
-#define KERNEL_TEXT_START 0xffffffff80000000
+#define KERNEL_TEXT_START _AC(0xffffffff80000000, UL)
 #define PAGE_OFFSET            __PAGE_OFFSET
 
 #ifndef __ASSEMBLY__