do_retain_initrd 505 init/initramfs.c static int __initdata do_retain_initrd; do_retain_initrd 511 init/initramfs.c do_retain_initrd = 1; do_retain_initrd 519 init/initramfs.c do_retain_initrd = 1; do_retain_initrd 672 init/initramfs.c if (!do_retain_initrd && initrd_start && !kexec_free_initrd())