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authorJeremy Fitzhardinge <jeremy@goop.org>2009-02-05 11:30:49 -0800
committerJeremy Fitzhardinge <jeremy@goop.org>2009-02-06 12:31:07 -0800
commit9f38d7e85e914f10a875f65d283432d55a12fc27 (patch)
tree9f9b085df0626562da74c23ebe66a6fc5bd4f46f /arch/x86/include
parent5ba7c91341be61e0942f792c237ac067d9f32f51 (diff)
downloadblackbird-op-linux-9f38d7e85e914f10a875f65d283432d55a12fc27.tar.gz
blackbird-op-linux-9f38d7e85e914f10a875f65d283432d55a12fc27.zip
x86: unify pgd_present
Impact: cleanup Unify and demacro pgd_present. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Diffstat (limited to 'arch/x86/include')
-rw-r--r--arch/x86/include/asm/pgtable.h7
-rw-r--r--arch/x86/include/asm/pgtable_64.h1
2 files changed, 7 insertions, 1 deletions
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index c117b28df151..339e49a9bb6c 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -452,6 +452,13 @@ static inline int pud_present(pud_t pud)
}
#endif /* PAGETABLE_LEVELS > 2 */
+#if PAGETABLE_LEVELS > 3
+static inline int pgd_present(pgd_t pgd)
+{
+ return pgd_val(pgd) & _PAGE_PRESENT;
+}
+#endif /* PAGETABLE_LEVELS > 3 */
+
#endif /* __ASSEMBLY__ */
#ifdef CONFIG_X86_32
diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h
index acdc27b202c8..447634698f5d 100644
--- a/arch/x86/include/asm/pgtable_64.h
+++ b/arch/x86/include/asm/pgtable_64.h
@@ -182,7 +182,6 @@ static inline int pmd_bad(pmd_t pmd)
#define pgd_page_vaddr(pgd) \
((unsigned long)__va((unsigned long)pgd_val((pgd)) & PTE_PFN_MASK))
#define pgd_page(pgd) (pfn_to_page(pgd_val((pgd)) >> PAGE_SHIFT))
-#define pgd_present(pgd) (pgd_val(pgd) & _PAGE_PRESENT)
static inline int pgd_large(pgd_t pgd) { return 0; }
#define mk_kernel_pgd(address) __pgd((address) | _KERNPG_TABLE)
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