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Fix a warning.

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This commit is contained in:
Yifan Wu 2023-02-08 11:38:00 +08:00
parent ada05c3323
commit c1e30a1bf6
1 changed files with 1 additions and 1 deletions
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2
os/src/drivers/bus/virtio.rs
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@ -1,5 +1,5 @@
use crate::mm::{
frame_alloc, frame_dealloc, kernel_token, FrameTracker, PageTable, PhysAddr, PhysPageNum,
frame_dealloc, kernel_token, FrameTracker, PageTable, PhysAddr, PhysPageNum,
StepByOne, VirtAddr, frame_alloc_more,
};
use crate::sync::UPIntrFreeCell;