ia64/pv_ops/xen: define xen specific gate page.

define xen specific gate page.
At this phase bits in the gate page is same to native.
At the next phase, it will be paravirtualized.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/arch/ia64/kernel/vmlinux.lds.S b/arch/ia64/kernel/vmlinux.lds.S
index 10a7d47e8510..92ae7e8f0142 100644
--- a/arch/ia64/kernel/vmlinux.lds.S
+++ b/arch/ia64/kernel/vmlinux.lds.S
@@ -201,6 +201,12 @@ SECTIONS
           __start_gate_section = .;
           *(.data.gate)
           __stop_gate_section = .;
+#ifdef CONFIG_XEN
+          . = ALIGN(PAGE_SIZE);
+          __xen_start_gate_section = .;
+          *(.data.gate.xen)
+          __xen_stop_gate_section = .;
+#endif
         }
   . = ALIGN(PAGE_SIZE);         /* make sure the gate page doesn't expose
                                  * kernel data