X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-x86_64%2Fpage.h;h=8edb69a7bc143b06f551f2a8aa1dcc6b34658920;hb=6a77f38946aaee1cd85eeec6cf4229b204c15071;hp=8f0b0f3d8c852631556e4502a7e775a46f321d3e;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git

diff --git a/include/asm-x86_64/page.h b/include/asm-x86_64/page.h
index 8f0b0f3d8..8edb69a7b 100644
--- a/include/asm-x86_64/page.h
+++ b/include/asm-x86_64/page.h
@@ -38,43 +38,50 @@ 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 __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE
 /*
  * These are used to make use of C type-checking..
  */
 typedef struct { unsigned long pte; } pte_t;
 typedef struct { unsigned long pmd; } pmd_t;
+typedef struct { unsigned long pud; } pud_t;
 typedef struct { unsigned long pgd; } pgd_t;
-typedef struct { unsigned long pml4; } pml4_t;
 #define PTE_MASK	PHYSICAL_PAGE_MASK
 
 typedef struct { unsigned long pgprot; } pgprot_t;
 
 #define pte_val(x)	((x).pte)
 #define pmd_val(x)	((x).pmd)
+#define pud_val(x)	((x).pud)
 #define pgd_val(x)	((x).pgd)
-#define pml4_val(x)	((x).pml4)
 #define pgprot_val(x)	((x).pgprot)
 
 #define __pte(x) ((pte_t) { (x) } )
 #define __pmd(x) ((pmd_t) { (x) } )
+#define __pud(x) ((pud_t) { (x) } )
 #define __pgd(x) ((pgd_t) { (x) } )
-#define __pml4(x) ((pml4_t) { (x) } )
 #define __pgprot(x)	((pgprot_t) { (x) } )
 
 extern unsigned long vm_stack_flags, vm_stack_flags32;
 extern unsigned long vm_data_default_flags, vm_data_default_flags32;
 extern unsigned long vm_force_exec32;
 
+#define __START_KERNEL		0xffffffff80100000UL
+#define __START_KERNEL_map	0xffffffff80000000UL
+#define __PAGE_OFFSET           0xffff810000000000UL
+
+#else
+#define __START_KERNEL		0xffffffff80100000
+#define __START_KERNEL_map	0xffffffff80000000
+#define __PAGE_OFFSET           0xffff810000000000
 #endif /* !__ASSEMBLY__ */
 
 /* to align the pointer to the (next) page boundary */
 #define PAGE_ALIGN(addr)	(((addr)+PAGE_SIZE-1)&PAGE_MASK)
 
 /* See Documentation/x86_64/mm.txt for a description of the memory map. */
-#define __START_KERNEL		0xffffffff80100000
-#define __START_KERNEL_map	0xffffffff80000000
-#define __PAGE_OFFSET           0x0000010000000000	/* 1 << 40 */
-#define __PHYSICAL_MASK_SHIFT	40
+#define __PHYSICAL_MASK_SHIFT	46
 #define __PHYSICAL_MASK		((1UL << __PHYSICAL_MASK_SHIFT) - 1)
 #define __VIRTUAL_MASK_SHIFT	48
 #define __VIRTUAL_MASK		((1UL << __VIRTUAL_MASK_SHIFT) - 1)
@@ -125,25 +132,11 @@ extern __inline__ int get_order(unsigned long size)
 #define virt_addr_valid(kaddr)	pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
 #define pfn_to_kaddr(pfn)      __va((pfn) << PAGE_SHIFT)
 
-#define __VM_DATA_DEFAULT_FLAGS	(VM_READ | VM_WRITE | VM_EXEC | \
-				 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
-#define __VM_STACK_FLAGS 	(VM_GROWSDOWN | VM_READ | VM_WRITE | VM_EXEC | \
-                                VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
-
 #define VM_DATA_DEFAULT_FLAGS \
-	(test_thread_flag(TIF_IA32) ? vm_data_default_flags32 : \
-	  vm_data_default_flags) 
-
-#define VM_STACK_DEFAULT_FLAGS \
-	(test_thread_flag(TIF_IA32) ? vm_stack_flags32 : vm_stack_flags) 
-	
-#define CONFIG_ARCH_GATE_AREA 1	
+	(((current->personality & READ_IMPLIES_EXEC) ? VM_EXEC : 0 ) | \
+	 VM_READ | VM_WRITE | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
 
-#ifndef __ASSEMBLY__
-struct task_struct;
-struct vm_area_struct *get_gate_vma(struct task_struct *tsk);
-int in_gate_area(struct task_struct *task, unsigned long addr);
-#endif
+#define __HAVE_ARCH_GATE_AREA 1	
 
 #endif /* __KERNEL__ */