atomic64_add_return_relaxed
generation = atomic64_add_return_relaxed(VMID_FIRST_VERSION,
generation = atomic64_add_return_relaxed(ASID_FIRST_VERSION,
generation = atomic64_add_return_relaxed(ASID_FIRST_VERSION(info),
version = atomic64_add_return_relaxed(asid_first_version(0),
return atomic64_add_return_relaxed(i, v);