Disable the option ARCH_VULCAN as a step towards deleting it entirely.
There is still a reference in the kernel tree for ARCH_VULCAN, so we
have to keep the config option around until that reference is removed.
Signed-off-by: NJayachandran C <jnair@caviumnetworks.com>
Signed-off-by: NOlof Johansson <olof@lixom.net>