kpti_remap_fn 1039 arch/arm64/kernel/cpufeature.c typedef void (kpti_remap_fn)(int, int, phys_addr_t); kpti_remap_fn 1040 arch/arm64/kernel/cpufeature.c extern kpti_remap_fn idmap_kpti_install_ng_mappings; kpti_remap_fn 1041 arch/arm64/kernel/cpufeature.c kpti_remap_fn *remap_fn;