x86/jailhouse: Mark jailhouse_x2apic_available() as __init

.. as it is only called at early bootup stage.

Signed-off-by: Zhenzhong Duan <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Cc: Jan Kiszka <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: [email protected]
Link: https://lkml.kernel.org/r/[email protected]

Author: Zhenzhong Duan

arch/x86/kernel/jailhouse.c

@@ -203,7 +203,7 @@ bool jailhouse_paravirt(void)
 	return jailhouse_cpuid_base() != 0;
 }
 
-static bool jailhouse_x2apic_available(void)
+static bool __init jailhouse_x2apic_available(void)
 {
 	/*
 	 * The x2APIC is only available if the root cell enabled it. Jailhouse