spectre_bhb_patch_loop_mitigation_enable
alternative_cb ARM64_ALWAYS_SYSTEM, spectre_bhb_patch_loop_mitigation_enable
void spectre_bhb_patch_loop_mitigation_enable(struct alt_instr *alt, __le32 *origptr,
KVM_NVHE_ALIAS(spectre_bhb_patch_loop_mitigation_enable);