CONFIG_ARCH_HAS_KEXEC_PURGATORY 717 kernel/kexec_file.c if (!IS_ENABLED(CONFIG_ARCH_HAS_KEXEC_PURGATORY)) CONFIG_ARCH_HAS_KEXEC_PURGATORY 820 kernel/kexec_file.c #ifdef CONFIG_ARCH_HAS_KEXEC_PURGATORY