return (pmd_val(pmd) & PTE_PFN_MASK) >> PAGE_SHIFT;
}
+static inline unsigned long pud_pfn(pud_t pud)
+{
+ return (pud_val(pud) & PTE_PFN_MASK) >> PAGE_SHIFT;
+}
+
#define pte_page(pte) pfn_to_page(pte_pfn(pte))
static inline int pmd_large(pmd_t pte)
static inline int pte_present(pte_t a)
{
- return pte_flags(a) & (_PAGE_PRESENT | _PAGE_PROTNONE);
+ return pte_flags(a) & (_PAGE_PRESENT | _PAGE_PROTNONE |
+ _PAGE_NUMA);
+}
+
+#define pte_accessible pte_accessible
+static inline int pte_accessible(pte_t a)
+{
+ return pte_flags(a) & _PAGE_PRESENT;
}
static inline int pte_hidden(pte_t pte)
* the _PAGE_PSE flag will remain set at all times while the
* _PAGE_PRESENT bit is clear).
*/
- return pmd_flags(pmd) & (_PAGE_PRESENT | _PAGE_PROTNONE | _PAGE_PSE);
+ return pmd_flags(pmd) & (_PAGE_PRESENT | _PAGE_PROTNONE | _PAGE_PSE |
+ _PAGE_NUMA);
}
static inline int pmd_none(pmd_t pmd)
static inline int pmd_bad(pmd_t pmd)
{
+#ifdef CONFIG_NUMA_BALANCING
+ /* pmd_numa check */
+ if ((pmd_flags(pmd) & (_PAGE_NUMA|_PAGE_PRESENT)) == _PAGE_NUMA)
+ return 0;
+#endif
return (pmd_flags(pmd) & ~_PAGE_USER) != _KERNPG_TABLE;
}