diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig
index 489b6912fa09..8df73714caf1 100644
--- a/arch/sparc64/Kconfig
+++ b/arch/sparc64/Kconfig
@@ -191,6 +191,17 @@ config US2E_FREQ
 
 	  If in doubt, say N.
 
+config US3_MC
+	tristate "UltraSPARC-III Memory Controller driver"
+	default y
+	help
+	  This adds a driver for the UltraSPARC-III memory controller.
+	  Loading this driver allows exact mnemonic strings to be
+	  printed in the event of a memory error, so that the faulty DIMM
+	  on the motherboard can be matched to the error.
+
+	  If in doubt, say Y, as this information can be very useful.
+
 # Global things across all Sun machines.
 config GENERIC_LOCKBREAK
 	bool
diff --git a/arch/sparc64/kernel/Makefile b/arch/sparc64/kernel/Makefile
index 418b5782096e..313735fa5f2c 100644
--- a/arch/sparc64/kernel/Makefile
+++ b/arch/sparc64/kernel/Makefile
@@ -11,7 +11,7 @@ obj-y		:= process.o setup.o cpu.o idprom.o \
 		   traps.o auxio.o una_asm.o sysfs.o iommu.o \
 		   irq.o ptrace.o time.o sys_sparc.o signal.o \
 		   unaligned.o central.o pci.o starfire.o \
-		   power.o sbus.o sparc64_ksyms.o chmc.o \
+		   power.o sbus.o sparc64_ksyms.o \
 		   visemul.o prom.o of_device.o hvapi.o sstate.o mdesc.o
 
 obj-$(CONFIG_DYNAMIC_FTRACE) += ftrace.o
@@ -25,6 +25,7 @@ obj-$(CONFIG_COMPAT) += sys32.o sys_sparc32.o signal32.o
 obj-$(CONFIG_MODULES) += module.o
 obj-$(CONFIG_US3_FREQ) += us3_cpufreq.o
 obj-$(CONFIG_US2E_FREQ) += us2e_cpufreq.o
+obj-$(CONFIG_US3_MC) += chmc.o
 obj-$(CONFIG_KPROBES) += kprobes.o
 obj-$(CONFIG_SUN_LDOMS) += ldc.o vio.o viohs.o ds.o
 obj-$(CONFIG_AUDIT) += audit.o
diff --git a/arch/sparc64/kernel/sparc64_ksyms.c b/arch/sparc64/kernel/sparc64_ksyms.c
index d44b2eeb25d5..3b2890c207f3 100644
--- a/arch/sparc64/kernel/sparc64_ksyms.c
+++ b/arch/sparc64/kernel/sparc64_ksyms.c
@@ -299,3 +299,5 @@ EXPORT_SYMBOL(xor_niagara_2);
 EXPORT_SYMBOL(xor_niagara_3);
 EXPORT_SYMBOL(xor_niagara_4);
 EXPORT_SYMBOL(xor_niagara_5);
+
+EXPORT_SYMBOL_GPL(real_hard_smp_processor_id);
diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c
index 17880ccfa3cd..71644da6cad1 100644
--- a/arch/sparc64/kernel/traps.c
+++ b/arch/sparc64/kernel/traps.c
@@ -166,6 +166,7 @@ int register_dimm_printer(dimm_printer_t func)
 
 	return ret;
 }
+EXPORT_SYMBOL_GPL(register_dimm_printer);
 
 void unregister_dimm_printer(dimm_printer_t func)
 {
@@ -176,7 +177,7 @@ void unregister_dimm_printer(dimm_printer_t func)
 		dimm_handler = NULL;
 	spin_unlock_irqrestore(&dimm_handler_lock, flags);
 }
-
+EXPORT_SYMBOL_GPL(unregister_dimm_printer);
 
 void spitfire_insn_access_exception(struct pt_regs *regs, unsigned long sfsr, unsigned long sfar)
 {