+void mali_mem_os_free_page_node(struct mali_page_node *m_page);
+
+int mali_mem_os_alloc_pages(mali_mem_os_mem *os_mem, u32 size);
+
+u32 mali_mem_os_free(struct list_head *os_pages, u32 pages_count, mali_bool cow_flag);
+
+_mali_osk_errcode_t mali_mem_os_put_page(struct page *page);
+
+_mali_osk_errcode_t mali_mem_os_resize_pages(mali_mem_os_mem *mem_from, mali_mem_os_mem *mem_to, u32 start_page, u32 page_count);
+
+_mali_osk_errcode_t mali_mem_os_mali_map(mali_mem_os_mem *os_mem, struct mali_session_data *session, u32 vaddr, u32 start_page, u32 mapping_pgae_num, u32 props);
+
+void mali_mem_os_mali_unmap(mali_mem_allocation *alloc);
+
+int mali_mem_os_cpu_map(mali_mem_backend *mem_bkend, struct vm_area_struct *vma);
+
+_mali_osk_errcode_t mali_mem_os_resize_cpu_map_locked(mali_mem_backend *mem_bkend, struct vm_area_struct *vma, unsigned long start_vaddr, u32 mappig_size);
+