mm: introduce node_zonelist() for accessing the zonelist for a GFP mask

[linux-2.6-omap-h63xx.git] / include / linux / mm.h

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 26c7124b841aee0dba64cb81e3d54bed248c0282..ca973359fe5f7f8d1c38b4cd8d467112e66bf5f3 100644 (file)
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -164,8 +164,6 @@ struct vm_operations_struct {
        void (*open)(struct vm_area_struct * area);
        void (*close)(struct vm_area_struct * area);
        int (*fault)(struct vm_area_struct *vma, struct vm_fault *vmf);
-       struct page *(*nopage)(struct vm_area_struct *area,
-                       unsigned long address, int *type);
        unsigned long (*nopfn)(struct vm_area_struct *area,
                        unsigned long address);
 
@@ -235,12 +233,21 @@ static inline int get_page_unless_zero(struct page *page)
 struct page *vmalloc_to_page(const void *addr);
 unsigned long vmalloc_to_pfn(const void *addr);
 
-/* Determine if an address is within the vmalloc range */
+/*
+ * Determine if an address is within the vmalloc range
+ *
+ * On nommu, vmalloc/vfree wrap through kmalloc/kfree directly, so there
+ * is no special casing required.
+ */
 static inline int is_vmalloc_addr(const void *x)
 {
+#ifdef CONFIG_MMU
        unsigned long addr = (unsigned long)x;
 
        return addr >= VMALLOC_START && addr < VMALLOC_END;
+#else
+       return 0;
+#endif
 }
 
 static inline struct page *compound_head(struct page *page)
@@ -639,12 +646,6 @@ static inline int page_mapped(struct page *page)
        return atomic_read(&(page)->_mapcount) >= 0;
 }
 
-/*
- * Error return values for the *_nopage functions
- */
-#define NOPAGE_SIGBUS  (NULL)
-#define NOPAGE_OOM     ((struct page *) (-1))
-
 /*
  * Error return values for the *_nopfn functions
  */
@@ -1171,12 +1172,18 @@ static inline void enable_debug_pagealloc(void)
 {
        debug_pagealloc_enabled = 1;
 }
+#ifdef CONFIG_HIBERNATION
+extern bool kernel_page_present(struct page *page);
+#endif /* CONFIG_HIBERNATION */
 #else
 static inline void
 kernel_map_pages(struct page *page, int numpages, int enable) {}
 static inline void enable_debug_pagealloc(void)
 {
 }
+#ifdef CONFIG_HIBERNATION
+static inline bool kernel_page_present(struct page *page) { return true; }
+#endif /* CONFIG_HIBERNATION */
 #endif
 
 extern struct vm_area_struct *get_gate_vma(struct task_struct *tsk);
@@ -1214,6 +1221,7 @@ void vmemmap_verify(pte_t *, int, unsigned long, unsigned long);
 int vmemmap_populate_basepages(struct page *start_page,
                                                unsigned long pages, int node);
 int vmemmap_populate(struct page *start_page, unsigned long pages, int node);
+void vmemmap_populate_print_last(void);
 
 #endif /* __KERNEL__ */
 #endif /* _LINUX_MM_H */