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Heapless metadada init

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This commit is contained in:
Zhang Junyang
2024-12-16 17:05:41 +08:00
committed by Tate, Hongliang Tian
parent 04511b74c4
commit 508919ca38
2 changed files with 14 additions and 21 deletions
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7
ostd/src/mm/kspace/mod.rs
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@ -40,7 +40,6 @@
pub(crate) mod kvirt_area;
use alloc::vec::Vec;
use core::ops::Range;
use align_ext::AlignExt;
@ -51,7 +50,7 @@ use super::{
nr_subpage_per_huge,
page::{
meta::{impl_page_meta, mapping, MetaPageMeta},
Page,
ContPages, Page,
},
page_prop::{CachePolicy, PageFlags, PageProperty, PrivilegedPageFlags},
page_table::{KernelMode, PageTable},
@ -132,7 +131,7 @@ pub static KERNEL_PAGE_TABLE: Once<PageTable<KernelMode, PageTableEntry, PagingC
///
/// This function should be called before:
/// - any initializer that modifies the kernel page table.
pub fn init_kernel_page_table(meta_pages: Vec<Page<MetaPageMeta>>) {
pub fn init_kernel_page_table(meta_pages: ContPages<MetaPageMeta>) {
info!("Initializing the kernel page table");
let regions = crate::boot::memory_regions();
@ -165,7 +164,7 @@ pub fn init_kernel_page_table(meta_pages: Vec<Page<MetaPageMeta>>) {
// Map the metadata pages.
{
let start_va = mapping::page_to_meta::<PagingConsts>(0);
let from = start_va..start_va + meta_pages.len() * PAGE_SIZE;
let from = start_va..start_va + meta_pages.nbytes();
let prop = PageProperty {
flags: PageFlags::RW,
cache: CachePolicy::Writeback,