This reverts commit 
f9808b7fd422b965cea52e05ba470e0a473c53d3.
After commit 'kvm: switch to apic_set_eoi_write, apic_write'
the stubs are no longer needed as kvm does not look at apicdrivers anymore.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
        __aligned(sizeof(struct apic *))                                \
        __section(.apicdrivers) = { &sym1, &sym2 }
 
-#ifdef CONFIG_X86_LOCAL_APIC
 extern struct apic *__apicdrivers[], *__apicdrivers_end[];
-#else
-#define __apicdrivers ((struct apic **)NULL)
-#define __apicdrivers_end ((struct apic **)NULL)
-#endif
 
 /*
  * APIC functionality to boot other CPUs - only used on SMP: