patch-2.4.0-test6 linux/include/asm-mips64/mmzone.h

• Lines: 19
• Date: Wed Aug 9 13:46:02 2000
• Orig file: v2.4.0-test5/linux/include/asm-mips64/mmzone.h
• Orig date: Mon Jul 10 16:47:26 2000

diff -u --recursive --new-file v2.4.0-test5/linux/include/asm-mips64/mmzone.h linux/include/asm-mips64/mmzone.h
@@ -73,7 +73,7 @@
 #define LOCAL_MAP_NR(kvaddr) \
 	(((unsigned long)(kvaddr)-LOCAL_BASE_ADDR((kvaddr))) >> PAGE_SHIFT)
 
-#define MAP_NR(kaddr)	(((unsigned long)(kaddr) > (unsigned long)high_memory)\
+#define MIPS64_NR(kaddr) (((unsigned long)(kaddr) > (unsigned long)high_memory)\
 		? (max_mapnr + 1) : (LOCAL_MAP_NR((kaddr)) + \
 		(((unsigned long)ADDR_TO_MAPBASE((kaddr)) - PAGE_OFFSET) / \
 		sizeof(mem_map_t))))
@@ -81,6 +81,9 @@
 #define kern_addr_valid(addr)	((KVADDR_TO_NID((unsigned long)addr) > \
 	-1) ? 0 : (test_bit(LOCAL_MAP_NR((addr)), \
 	NODE_DATA(KVADDR_TO_NID((unsigned long)addr))->valid_addr_bitmap)))
+
+#define virt_to_page(kaddr)	(mem_map + MIPS64_NR(kaddr))
+#define VALID_PAGE(page)	((page - mem_map) < max_mapnr)
 
 #endif /* CONFIG_DISCONTIGMEM */