x86, smp: eliminate asm/mach-default/mach_wakecpu.h

Spread mach_wakecpu.h's definitions into apic.h and genapic.h
and remove mach_wakecpu.h.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/include/asm/genapic.h b/arch/x86/include/asm/genapic.h
index e5f9c56..1772dad 100644
--- a/arch/x86/include/asm/genapic.h
+++ b/arch/x86/include/asm/genapic.h
@@ -113,4 +113,11 @@
 extern int default_check_phys_apicid_present(int boot_cpu_physical_apicid);
 #endif
 
+static inline void default_wait_for_init_deassert(atomic_t *deassert)
+{
+	while (!atomic_read(deassert))
+		cpu_relax();
+	return;
+}
+
 #endif /* _ASM_X86_GENAPIC_64_H */