struct page;
+#include <linux/config.h>
#include <asm/vm-flags.h>
/* PAGE_SHIFT determines the page size */
#define __pa(virt) to_phys((void *) (unsigned long) (virt))
#define __va(phys) to_virt((unsigned long) (phys))
+#define page_to_pfn(page) ((page) - mem_map)
+#define pfn_to_page(pfn) (mem_map + (pfn))
+
#define phys_to_pfn(p) ((p) >> PAGE_SHIFT)
#define pfn_to_phys(pfn) ((pfn) << PAGE_SHIFT)
extern struct page *arch_validate(struct page *page, gfp_t mask, int order);
#define HAVE_ARCH_VALIDATE
-#define devmem_is_allowed(x) 1
-extern int arch_free_page(struct page *page, int order);
+extern void arch_free_page(struct page *page, int order);
#define HAVE_ARCH_FREE_PAGE
-#include <asm-generic/memory_model.h>
#include <asm-generic/page.h>
#endif