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Fix #69.

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This commit is contained in:
Yifan Wu 2022-05-13 01:02:12 -07:00
parent e8871ec957
commit fdeaca9bb0
1 changed files with 5 additions and 1 deletions
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6
os/src/mm/address.rs
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@ -83,7 +83,11 @@ impl From<PhysPageNum> for usize {
} }
impl From<VirtAddr> for usize { impl From<VirtAddr> for usize {
fn from(v: VirtAddr) -> Self { fn from(v: VirtAddr) -> Self {
v.0 if v.0 >= (1 << (VA_WIDTH_SV39 - 1)) {
v.0 | (!((1 << VA_WIDTH_SV39) - 1))
} else {
v.0
}
} }
} }
impl From<VirtPageNum> for usize { impl From<VirtPageNum> for usize {