On Tue, May 29, 2018 at 09:36:15PM +0800, nixiaoming wrote: > mark_rodata_ro is only called by the function mark_readonly when > CONFIG_STRICT_KERNEL_RWX=y, > if CONFIG_STRICT_KERNEL_RWX is not set > a compile warning may be triggered: unused function How are you achieving this configuration? In our Kconfig we select this unconditionally. Will -- To unsubscribe from this list: send the line "unsubscribe linux-s390" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html