remove ZERO_PAGE

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

diff --git a/include/linux/mm.h b/include/linux/mm.h
index fbff8e481cc44318acb8036e61cbe58dc82f935c..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);
 
@@ -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);