patch-2.4.18 linux/include/asm-i386/page.h

• Lines: 23
• Date: Wed Dec 26 17:05:14 2001
• Orig file: linux.orig/include/asm-i386/page.h
• Orig date: Mon Feb 18 20:18:40 2002

diff -Naur -X /home/marcelo/lib/dontdiff linux.orig/include/asm-i386/page.h linux/include/asm-i386/page.h
@@ -80,6 +80,12 @@
 
 #define __PAGE_OFFSET		(0xC0000000)
 
+/*
+ * This much address space is reserved for vmalloc() and iomap()
+ * as well as fixmap mappings.
+ */
+#define __VMALLOC_RESERVE	(128 << 20)
+
 #ifndef __ASSEMBLY__
 
 /*
@@ -118,6 +124,9 @@
 #endif /* __ASSEMBLY__ */
 
 #define PAGE_OFFSET		((unsigned long)__PAGE_OFFSET)
+#define VMALLOC_RESERVE		((unsigned long)__VMALLOC_RESERVE)
+#define __MAXMEM		(-__PAGE_OFFSET-__VMALLOC_RESERVE)
+#define MAXMEM			((unsigned long)(-PAGE_OFFSET-VMALLOC_RESERVE))
 #define __pa(x)			((unsigned long)(x)-PAGE_OFFSET)
 #define __va(x)			((void *)((unsigned long)(x)+PAGE_OFFSET))
 #define virt_to_page(kaddr)	(mem_map + (__pa(kaddr) >> PAGE_SHIFT))