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authorJeremy Fitzhardinge <jeremy@goop.org>2009-02-05 20:30:56 +0100
committerJeremy Fitzhardinge <jeremy@goop.org>2009-02-06 21:31:48 +0100
commit777cba16aac5a1096db0b936912eb7fd06fb0cc5 (patch)
tree5931ae7716da5ec552ccf1decbc2b323264ef139 /arch/x86/include/asm/pgtable.h
parentx86: unify pud_page (diff)
downloadlinux-777cba16aac5a1096db0b936912eb7fd06fb0cc5.tar.xz
linux-777cba16aac5a1096db0b936912eb7fd06fb0cc5.zip
x86: unify pgd_page
Impact: cleanup Unify and demacro pgd_page. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Diffstat (limited to 'arch/x86/include/asm/pgtable.h')
-rw-r--r--arch/x86/include/asm/pgtable.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index a871ae55a5c5..c1a36dd1e598 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -495,6 +495,11 @@ static inline unsigned long pgd_page_vaddr(pgd_t pgd)
{
return (unsigned long)__va((unsigned long)pgd_val(pgd) & PTE_PFN_MASK);
}
+
+static inline struct page *pgd_page(pgd_t pgd)
+{
+ return pfn_to_page(pgd_val(pgd) >> PAGE_SHIFT);
+}
#endif /* PAGETABLE_LEVELS > 3 */
#endif /* __ASSEMBLY__ */