sparc64: Allow chmc to be built as a module.

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --cc arch/sparc64/Kconfig
Simple merge

diff --cc arch/sparc64/kernel/Makefile
Simple merge

diff --cc arch/sparc64/kernel/sparc64_ksyms.c
Simple merge

diff --cc arch/sparc64/kernel/traps.c
Simple merge