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authorThomas Gleixner <tglx@linutronix.de>2007-10-11 11:17:10 +0200
committerThomas Gleixner <tglx@linutronix.de>2007-10-11 11:17:10 +0200
commit7648b1330c335601b7c09c25f77a03cda128fcab (patch)
tree8b92b501dc746b135bf9019472b425e8ef052714 /arch/x86/vdso/vvar.c
parent185f3d38900f750a4566f87cde6a178f3595a115 (diff)
x86_64: move vdso
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/vdso/vvar.c')
-rw-r--r--arch/x86/vdso/vvar.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/x86/vdso/vvar.c b/arch/x86/vdso/vvar.c
new file mode 100644
index 00000000000..6fc22219a47
--- /dev/null
+++ b/arch/x86/vdso/vvar.c
@@ -0,0 +1,12 @@
+/* Define pointer to external vDSO variables.
+ These are part of the vDSO. The kernel fills in the real addresses
+ at boot time. This is done because when the vdso is linked the
+ kernel isn't yet and we don't know the final addresses. */
+#include <linux/kernel.h>
+#include <linux/time.h>
+#include <asm/vsyscall.h>
+#include <asm/timex.h>
+#include <asm/vgtod.h>
+
+#define VEXTERN(x) typeof (__ ## x) *vdso_ ## x = (void *)VMAGIC;
+#include "vextern.h"