[PATCH] Fix hardcoded value in vsyscall.lds

The last attempt to clean this up still left a hardcoded constant (the
offset from __FIXADDR_TOP).  This patch moves VSYSCALL_BASE to
asm-offsets.c.
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/i386/kernel/asm-offsets.c

@@ -62,4 +62,5 @@ void foo(void)
 		 sizeof(struct tss_struct));
 
 	DEFINE(PAGE_SIZE_asm, PAGE_SIZE);
+	DEFINE(VSYSCALL_BASE, __fix_to_virt(FIX_VSYSCALL));
 }

arch/i386/kernel/vsyscall.lds.S

@@ -3,9 +3,7 @@
  * object prelinked to its virtual address, and with only one read-only
  * segment (that fits in one page).  This script controls its layout.
  */
-#include <asm/fixmap.h>
-
-VSYSCALL_BASE = __FIXADDR_TOP - 0x1000;
+#include <asm/asm_offsets.h>
 
 SECTIONS
 {