early_init_mmu_secondary() is called at CPU hotplug time, so it
must be marked as __cpuinit, not __init.
Caused by 
757c74d2 ("powerpc/mm: Introduce early_init_mmu() on 64-bit").
Tested-by: Sachin Sant <sachinp@in.ibm.com>
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
 }
 
 #ifdef CONFIG_SMP
-void __init early_init_mmu_secondary(void)
+void __cpuinit early_init_mmu_secondary(void)
 {
        /* Initialize hash table for that CPU */
        if (!firmware_has_feature(FW_FEATURE_LPAR))