rootfs_initcall  1663 arch/x86/kernel/pci-calgary_64.c rootfs_initcall(calgary_fixup_tce_spaces);
rootfs_initcall   562 init/initramfs.c rootfs_initcall(populate_rootfs);
rootfs_initcall    52 init/noinitramfs.c rootfs_initcall(default_rootfs);