Use #[repr(packed)] with correct align for paging.

2020-06-11 11:58:58 +02:00
parent 93e0db1aa3
commit c7b207f4dc
2 changed files with 2 additions and 0 deletions
--- a/src/arch/x86_64/paging/entry.rs
+++ b/src/arch/x86_64/paging/entry.rs
@@ -6,6 +6,7 @@ use crate::memory::Frame;
 use super::PhysicalAddress;

 /// A page table entry
+#[repr(packed(8))]
 pub struct Entry(u64);

 bitflags! {
--- a/src/arch/x86_64/paging/table.rs
+++ b/src/arch/x86_64/paging/table.rs
@@ -39,6 +39,7 @@ impl HierarchicalLevel for Level2 {
    type NextLevel = Level1;
 }

+#[repr(packed(4096))]
 pub struct Table<L: TableLevel> {
    entries: [Entry; ENTRY_COUNT],
    level: PhantomData<L>,