remove ZERO_PAGE

[linux-2.6] / include / linux / mm.h

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 655094dc9440fd5e8fdce2ab4f0380b83d72dd0e..fbbc29a29dfff69e595772e8a80bfd0b6d3243c8 100644 (file)
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -779,8 +779,6 @@ void free_pgtables(struct mmu_gather **tlb, struct vm_area_struct *start_vma,
                unsigned long floor, unsigned long ceiling);
 int copy_page_range(struct mm_struct *dst, struct mm_struct *src,
                        struct vm_area_struct *vma);
-int zeromap_page_range(struct vm_area_struct *vma, unsigned long from,
-                       unsigned long size, pgprot_t prot);
 void unmap_mapping_range(struct address_space *mapping,
                loff_t const holebegin, loff_t const holelen, int even_cows);
 
@@ -1042,7 +1040,7 @@ static inline void vma_nonlinear_insert(struct vm_area_struct *vma,
 }
 
 /* mmap.c */
-extern int __vm_enough_memory(long pages, int cap_sys_admin);
+extern int __vm_enough_memory(struct mm_struct *mm, long pages, int cap_sys_admin);
 extern void vma_adjust(struct vm_area_struct *vma, unsigned long start,
        unsigned long end, pgoff_t pgoff, struct vm_area_struct *insert);
 extern struct vm_area_struct *vma_merge(struct mm_struct *,
@@ -1106,8 +1104,6 @@ int write_one_page(struct page *page, int wait);
 /* readahead.c */
 #define VM_MAX_READAHEAD       128     /* kbytes */
 #define VM_MIN_READAHEAD       16      /* kbytes (includes current page) */
-#define VM_MAX_CACHE_HIT       256     /* max pages in a row in cache before
-                                        * turning readahead off */
 
 int do_page_cache_readahead(struct address_space *mapping, struct file *filp,
                        pgoff_t offset, unsigned long nr_to_read);
@@ -1218,5 +1214,16 @@ extern int randomize_va_space;
 
 const char * arch_vma_name(struct vm_area_struct *vma);
 
+struct page *sparse_early_mem_map_populate(unsigned long pnum, int nid);
+pgd_t *vmemmap_pgd_populate(unsigned long addr, int node);
+pud_t *vmemmap_pud_populate(pgd_t *pgd, unsigned long addr, int node);
+pmd_t *vmemmap_pmd_populate(pud_t *pud, unsigned long addr, int node);
+pte_t *vmemmap_pte_populate(pmd_t *pmd, unsigned long addr, int node);
+void *vmemmap_alloc_block(unsigned long size, int node);
+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);
+
 #endif /* __KERNEL__ */
 #endif /* _LINUX_MM_H */