_ALTERNATIVE_CFG
#define _ALTERNATIVE_CFG(insn1, insn2, cap, cfg, ...) \
#define _ALTERNATIVE_CFG(oldinstr, newinstr, cpucap, cfg, ...) \
#define _ALTERNATIVE_CFG(old_c, new_c, vendor_id, patch_id, CONFIG_k) \
#define _ALTERNATIVE_CFG(old_c, ...) __ALTERNATIVE_CFG(old_c)