x86_64: use PAGE_OFFSET in dump_pagetables

Use PAGE_OFFSET macro instead of using 0xffff810000000000UL directly.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Cc: Arjan van de Ven <arjan@linux.intel.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: hpa@zytor.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/arch/x86/mm/dump_pagetables.c b/arch/x86/mm/dump_pagetables.c
index 2c24bea92c669457d50c77b7752c1954e6654f11..0bb0caed8971878152ed52d26dce836637bf82f7 100644 (file)
--- a/arch/x86/mm/dump_pagetables.c
+++ b/arch/x86/mm/dump_pagetables.c
@@ -42,7 +42,7 @@ static struct addr_marker address_markers[] = {
        { 0, "User Space" },
 #ifdef CONFIG_X86_64
        { 0x8000000000000000UL, "Kernel Space" },
-       { 0xffff810000000000UL, "Low Kernel Mapping" },
+       { PAGE_OFFSET,          "Low Kernel Mapping" },
        { VMALLOC_START,        "vmalloc() Area" },
        { VMEMMAP_START,        "Vmemmap" },
        { __START_KERNEL_map,   "High Kernel Mapping" },