ACPICA: Make acpi_gbl_system_awake_and_running publically available

Added extern for this boolean in acpixf.h. Some hosts utilize
this value during suspend/restore operations.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index bfa252b..c156e5e 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -72,6 +72,7 @@
 
 extern u32 acpi_current_gpe_count;
 extern struct acpi_table_fadt acpi_gbl_FADT;
+extern u8 acpi_gbl_system_awake_and_running;
 
 extern u32 acpi_rsdt_forced;
 /*