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-rw-r--r--include/linux/mm.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 1bba6789a50a..1961056b1af7 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -231,6 +231,10 @@ static inline int get_page_unless_zero(struct page *page)
231 return atomic_inc_not_zero(&page->_count); 231 return atomic_inc_not_zero(&page->_count);
232} 232}
233 233
234/* Support for virtually mapped pages */
235struct page *vmalloc_to_page(void *addr);
236unsigned long vmalloc_to_pfn(void *addr);
237
234static inline struct page *compound_head(struct page *page) 238static inline struct page *compound_head(struct page *page)
235{ 239{
236 if (unlikely(PageTail(page))) 240 if (unlikely(PageTail(page)))
@@ -1089,8 +1093,6 @@ static inline unsigned long vma_pages(struct vm_area_struct *vma)
1089 1093
1090pgprot_t vm_get_page_prot(unsigned long vm_flags); 1094pgprot_t vm_get_page_prot(unsigned long vm_flags);
1091struct vm_area_struct *find_extend_vma(struct mm_struct *, unsigned long addr); 1095struct vm_area_struct *find_extend_vma(struct mm_struct *, unsigned long addr);
1092struct page *vmalloc_to_page(void *addr);
1093unsigned long vmalloc_to_pfn(void *addr);
1094int remap_pfn_range(struct vm_area_struct *, unsigned long addr, 1096int remap_pfn_range(struct vm_area_struct *, unsigned long addr,
1095 unsigned long pfn, unsigned long size, pgprot_t); 1097 unsigned long pfn, unsigned long size, pgprot_t);
1096int vm_insert_page(struct vm_area_struct *, unsigned long addr, struct page *); 1098int vm_insert_page(struct vm_area_struct *, unsigned long addr, struct page *);