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-rw-r--r--arch/x86/xen/setup.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c
index f84e7722664..3bad4773a2f 100644
--- a/arch/x86/xen/setup.c
+++ b/arch/x86/xen/setup.c
@@ -10,6 +10,7 @@
#include <linux/pm.h>
#include <asm/elf.h>
+#include <asm/vdso.h>
#include <asm/e820.h>
#include <asm/setup.h>
#include <asm/xen/hypervisor.h>
@@ -59,12 +60,10 @@ static void xen_idle(void)
/*
* Set the bit indicating "nosegneg" library variants should be used.
*/
-static void fiddle_vdso(void)
+static void __init fiddle_vdso(void)
{
- extern u32 VDSO_NOTE_MASK; /* See ../kernel/vsyscall-note.S. */
- extern char vsyscall_int80_start;
- u32 *mask = (u32 *) ((unsigned long) &VDSO_NOTE_MASK - VDSO_PRELINK +
- &vsyscall_int80_start);
+ extern const char vdso32_default_start;
+ u32 *mask = VDSO32_SYMBOL(&vdso32_default_start, NOTE_MASK);
*mask |= 1 << VDSO_NOTE_NONEGSEG_BIT;
}