Signed-off-by: Andi Kleen <[EMAIL PROTECTED]>
---
include/asm-x86/pgtable_64.h | 6 ++++++
1 file changed, 6 insertions(+)
Index: linux/include/asm-x86/pgtable_64.h
===================================================================
--- linux.orig/include/asm-x86/pgtable_64.h
+++ linux/include/asm-x86/pgtable_64.h
@@ -208,6 +208,12 @@ static inline unsigned long pmd_bad(pmd_
#define pud_offset(pgd, address) ((pud_t *) pgd_page_vaddr(*(pgd)) +
pud_index(address))
#define pud_present(pud) (pud_val(pud) & _PAGE_PRESENT)
+static inline int pud_large(pud_t pte)
+{
+ return (pud_val(pte) & (_PAGE_PSE|_PAGE_PRESENT)) ==
+ (_PAGE_PSE|_PAGE_PRESENT);
+}
+
/* PMD - Level 2 access */
#define pmd_page_vaddr(pmd) ((unsigned long) __va(pmd_val(pmd) & PTE_MASK))
#define pmd_page(pmd) (pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT))
--
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