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misc: Fix clippy - manually reimplementing div_ceil

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Reported by 1.86.0-beta.1 (f0cb41030 2025-02-17).

Signed-off-by: Ruoqing He <heruoqing@iscas.ac.cn>
This commit is contained in:
Ruoqing He 2025-02-19 16:00:59 +08:00 committed by Bo Chen
parent c441bb2968
commit 4de422ad69
3 changed files with 4 additions and 4 deletions
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2
arch/src/x86_64/tdx/mod.rs
View File

@ -299,7 +299,7 @@ pub struct TdHob {
} }
fn align_hob(v: u64) -> u64 { fn align_hob(v: u64) -> u64 {
(v + 7) / 8 * 8 v.div_ceil(8) * 8
} }
impl TdHob { impl TdHob {

2
block/src/qcow/mod.rs
View File

@ -502,7 +502,7 @@ impl QcowFile {
if refcount_bits != 16 { if refcount_bits != 16 {
return Err(Error::UnsupportedRefcountOrder); return Err(Error::UnsupportedRefcountOrder);
} }
let refcount_bytes = (refcount_bits + 7) / 8; let refcount_bytes = refcount_bits.div_ceil(8);
// Need at least one refcount cluster // Need at least one refcount cluster
if header.refcount_table_clusters == 0 { if header.refcount_table_clusters == 0 {

4
virtio-devices/src/balloon.rs
View File

@ -108,7 +108,7 @@ struct PartiallyBalloonedPage {
impl PartiallyBalloonedPage { impl PartiallyBalloonedPage {
fn new() -> Self { fn new() -> Self {
let page_size = get_page_size(); let page_size = get_page_size();
let len = ((page_size >> VIRTIO_BALLOON_PFN_SHIFT) + 63) / 64; let len = (page_size >> VIRTIO_BALLOON_PFN_SHIFT).div_ceil(64);
// Initial each padding bit as 1 in bitmap. // Initial each padding bit as 1 in bitmap.
let mut bitmap = vec![0_u64; len as usize]; let mut bitmap = vec![0_u64; len as usize];
let pad_num = len * 64 - (page_size >> VIRTIO_BALLOON_PFN_SHIFT); let pad_num = len * 64 - (page_size >> VIRTIO_BALLOON_PFN_SHIFT);
@ -134,7 +134,7 @@ impl PartiallyBalloonedPage {
} }
fn reset(&mut self) { fn reset(&mut self) {
let len = ((self.page_size >> VIRTIO_BALLOON_PFN_SHIFT) + 63) / 64; let len = (self.page_size >> VIRTIO_BALLOON_PFN_SHIFT).div_ceil(64);
self.addr = 0; self.addr = 0;
self.bitmap = vec![0; len as usize]; self.bitmap = vec![0; len as usize];
let pad_num = len * 64 - (self.page_size >> VIRTIO_BALLOON_PFN_SHIFT); let pad_num = len * 64 - (self.page_size >> VIRTIO_BALLOON_PFN_SHIFT);