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authorJeremy Fitzhardinge <jeremy@goop.org>2009-02-05 14:31:11 -0500
committerJeremy Fitzhardinge <jeremy@goop.org>2009-02-06 15:31:50 -0500
commit99510238bb428091e7caba020bc5e18b5f30b619 (patch)
tree6b6080beb83ad75d63b378e1ea7050a015269e50 /arch/x86/include
parenta61bb29af47b0e4052566d25f3391894306a23fd (diff)
x86: unify pmd_bad
Impact: cleanup Unify and demacro pmd_bad. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Diffstat (limited to 'arch/x86/include')
-rw-r--r--arch/x86/include/asm/pgtable.h5
-rw-r--r--arch/x86/include/asm/pgtable_32.h2
-rw-r--r--arch/x86/include/asm/pgtable_64.h5
3 files changed, 5 insertions, 7 deletions
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 38882f6cc827..72bf53ef60bf 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -514,6 +514,11 @@ static inline pte_t *pte_offset_kernel(pmd_t *pmd, unsigned long address)
514 return (pte_t *)pmd_page_vaddr(*pmd) + pte_index(address); 514 return (pte_t *)pmd_page_vaddr(*pmd) + pte_index(address);
515} 515}
516 516
517static inline int pmd_bad(pmd_t pmd)
518{
519 return (pmd_val(pmd) & ~(PTE_PFN_MASK | _PAGE_USER)) != _KERNPG_TABLE;
520}
521
517#if PAGETABLE_LEVELS > 2 522#if PAGETABLE_LEVELS > 2
518static inline int pud_present(pud_t pud) 523static inline int pud_present(pud_t pud)
519{ 524{
diff --git a/arch/x86/include/asm/pgtable_32.h b/arch/x86/include/asm/pgtable_32.h
index ad7830bdc9ac..5362632df75b 100644
--- a/arch/x86/include/asm/pgtable_32.h
+++ b/arch/x86/include/asm/pgtable_32.h
@@ -85,8 +85,6 @@ extern void set_pmd_pfn(unsigned long, unsigned long, pgprot_t);
85/* The boot page tables (all created as a single array) */ 85/* The boot page tables (all created as a single array) */
86extern unsigned long pg0[]; 86extern unsigned long pg0[];
87 87
88#define pmd_bad(x) ((pmd_val(x) & (PTE_FLAGS_MASK & ~_PAGE_USER)) != _KERNPG_TABLE)
89
90#define pages_to_mb(x) ((x) >> (20-PAGE_SHIFT)) 88#define pages_to_mb(x) ((x) >> (20-PAGE_SHIFT))
91 89
92#ifdef CONFIG_X86_PAE 90#ifdef CONFIG_X86_PAE
diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h
index fe8be33df3da..d230e28a5f37 100644
--- a/arch/x86/include/asm/pgtable_64.h
+++ b/arch/x86/include/asm/pgtable_64.h
@@ -154,11 +154,6 @@ static inline void native_pgd_clear(pgd_t *pgd)
154 154
155#ifndef __ASSEMBLY__ 155#ifndef __ASSEMBLY__
156 156
157static inline int pmd_bad(pmd_t pmd)
158{
159 return (pmd_val(pmd) & ~(PTE_PFN_MASK | _PAGE_USER)) != _KERNPG_TABLE;
160}
161
162#define pages_to_mb(x) ((x) >> (20 - PAGE_SHIFT)) /* FIXME: is this right? */ 157#define pages_to_mb(x) ((x) >> (20 - PAGE_SHIFT)) /* FIXME: is this right? */
163 158
164/* 159/*