x86: move more pagetable-related definitions into pgtable*.h

PAGETABLE_LEVELS and the PTE masks should be in pgtable*.h

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>

diff --git a/arch/x86/include/asm/page_32_types.h b/arch/x86/include/asm/page_32_types.h
index b5486aa..f1e4a79 100644 (file)
--- a/arch/x86/include/asm/page_32_types.h
+++ b/arch/x86/include/asm/page_32_types.h
@@ -33,12 +33,10 @@
 /* 44=32+12, the limit we can fit into an unsigned long pfn */
 #define __PHYSICAL_MASK_SHIFT  44
 #define __VIRTUAL_MASK_SHIFT   32
-#define PAGETABLE_LEVELS       3
 
 #else  /* !CONFIG_X86_PAE */
 #define __PHYSICAL_MASK_SHIFT  32
 #define __VIRTUAL_MASK_SHIFT   32
-#define PAGETABLE_LEVELS       2
 #endif /* CONFIG_X86_PAE */
 
 #ifndef __ASSEMBLY__

diff --git a/arch/x86/include/asm/page_64_types.h b/arch/x86/include/asm/page_64_types.h
index bc73af3..d38c91b 100644 (file)
--- a/arch/x86/include/asm/page_64_types.h
+++ b/arch/x86/include/asm/page_64_types.h
@@ -1,8 +1,6 @@
 #ifndef _ASM_X86_PAGE_64_DEFS_H
 #define _ASM_X86_PAGE_64_DEFS_H
 
-#define PAGETABLE_LEVELS       4
-
 #define THREAD_ORDER   1
 #define THREAD_SIZE  (PAGE_SIZE << THREAD_ORDER)
 #define CURRENT_MASK (~(THREAD_SIZE - 1))

diff --git a/arch/x86/include/asm/page_types.h b/arch/x86/include/asm/page_types.h
index 2c52ff7..2d625da 100644 (file)
--- a/arch/x86/include/asm/page_types.h
+++ b/arch/x86/include/asm/page_types.h
@@ -16,12 +16,6 @@
    (ie, 32-bit PAE). */
 #define PHYSICAL_PAGE_MASK     (((signed long)PAGE_MASK) & __PHYSICAL_MASK)
 
-/* PTE_PFN_MASK extracts the PFN from a (pte|pmd|pud|pgd)val_t */
-#define PTE_PFN_MASK           ((pteval_t)PHYSICAL_PAGE_MASK)
-
-/* PTE_FLAGS_MASK extracts the flags from a (pte|pmd|pud|pgd)val_t */
-#define PTE_FLAGS_MASK         (~PTE_PFN_MASK)
-
 #define PMD_PAGE_SIZE          (_AC(1, UL) << PMD_SHIFT)
 #define PMD_PAGE_MASK          (~(PMD_PAGE_SIZE-1))
 

diff --git a/arch/x86/include/asm/pgtable-2level_types.h b/arch/x86/include/asm/pgtable-2level_types.h
index 09ae67e..daacc23 100644 (file)
--- a/arch/x86/include/asm/pgtable-2level_types.h
+++ b/arch/x86/include/asm/pgtable-2level_types.h
@@ -17,6 +17,7 @@ typedef union {
 #endif /* !__ASSEMBLY__ */
 
 #define SHARED_KERNEL_PMD      0
+#define PAGETABLE_LEVELS       2
 
 /*
  * traditional i386 two-level paging structure:
@@ -25,6 +26,7 @@ typedef union {
 #define PGDIR_SHIFT    22
 #define PTRS_PER_PGD   1024
 
+
 /*
  * the i386 is two-level, so we don't really have any
  * PMD directory physically.

diff --git a/arch/x86/include/asm/pgtable-3level_types.h b/arch/x86/include/asm/pgtable-3level_types.h
index bcc8962..1bd5876 100644 (file)
--- a/arch/x86/include/asm/pgtable-3level_types.h
+++ b/arch/x86/include/asm/pgtable-3level_types.h
@@ -24,6 +24,8 @@ typedef union {
 #define SHARED_KERNEL_PMD      1
 #endif
 
+#define PAGETABLE_LEVELS       3
+
 /*
  * PGDIR_SHIFT determines what a top-level page table entry can map
  */

diff --git a/arch/x86/include/asm/pgtable_64_types.h b/arch/x86/include/asm/pgtable_64_types.h
index 2f59135..fbf42b8 100644 (file)
--- a/arch/x86/include/asm/pgtable_64_types.h
+++ b/arch/x86/include/asm/pgtable_64_types.h
@@ -18,6 +18,7 @@ typedef struct { pteval_t pte; } pte_t;
 #endif /* !__ASSEMBLY__ */
 
 #define SHARED_KERNEL_PMD      0
+#define PAGETABLE_LEVELS       4
 
 /*
  * PGDIR_SHIFT determines what a top-level page table entry can map

diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h
index 9dafe87..4d258ad 100644 (file)
--- a/arch/x86/include/asm/pgtable_types.h
+++ b/arch/x86/include/asm/pgtable_types.h
@@ -173,6 +173,12 @@
 
 #include <linux/types.h>
 
+/* PTE_PFN_MASK extracts the PFN from a (pte|pmd|pud|pgd)val_t */
+#define PTE_PFN_MASK           ((pteval_t)PHYSICAL_PAGE_MASK)
+
+/* PTE_FLAGS_MASK extracts the flags from a (pte|pmd|pud|pgd)val_t */
+#define PTE_FLAGS_MASK         (~PTE_PFN_MASK)
+
 typedef struct pgprot { pgprotval_t pgprot; } pgprot_t;
 
 typedef struct { pgdval_t pgd; } pgd_t;