minor changes to pass the format check

src/arch/x86_64/kernel/apic.rs

@@ -29,9 +29,9 @@ use alloc::vec::Vec;
 use arch::x86_64::kernel::{idt, irq, percore::*, processor, BOOT_INFO};
 #[cfg(feature = "smp")]
 use core::convert::TryInto;
+use core::hint::spin_loop;
 #[cfg(feature = "smp")]
 use core::ptr;
-use core::hint::spin_loop;
 use core::{cmp, fmt, mem, u32};
 use crossbeam_utils::CachePadded;
 

src/lib.rs

@@ -75,9 +75,9 @@ extern crate x86;
 use alloc::alloc::Layout;
 use core::alloc::GlobalAlloc;
 #[cfg(feature = "smp")]
-use core::sync::atomic::{AtomicU32, Ordering};
-#[cfg(feature = "smp")]
 use core::hint::spin_loop;
+#[cfg(feature = "smp")]
+use core::sync::atomic::{AtomicU32, Ordering};
 
 use arch::percore::*;
 use mm::allocator::LockedHeap;