Merge pull request #17 from AsakuraMizu/main

equation314 · web-flow · commit 85fb75ef51d6 · 2025-04-08T11:28:09.000+08:00
Fix invalid query result
diff --git a/page_table_multiarch/src/bits64.rs b/page_table_multiarch/src/bits64.rs
@@ -133,7 +133,7 @@ impl<M: PagingMetaData, PTE: GenericPTE, H: PagingHandler> PageTable64<M, PTE, H
     /// mapping is not present.
     pub fn query(&self, vaddr: M::VirtAddr) -> PagingResult<(PhysAddr, MappingFlags, PageSize)> {
         let (entry, size) = self.get_entry(vaddr)?;
-        if entry.is_unused() {
+        if !entry.is_present() {
             return Err(PagingError::NotMapped);
         }
         let off = size.align_offset(vaddr.into());

Original file line number	Diff line number	Diff line change
`@@ -133,7 +133,7 @@ impl<M: PagingMetaData, PTE: GenericPTE, H: PagingHandler> PageTable64<M, PTE, H`
`133`	`133`	`/// mapping is not present.`
`134`	`134`	`pub fn query(&self, vaddr: M::VirtAddr) -> PagingResult<(PhysAddr, MappingFlags, PageSize)> {`
`135`	`135`	`let (entry, size) = self.get_entry(vaddr)?;`
`136`		`- if entry.is_unused() {`
	`136`	`+ if !entry.is_present() {`
`137`	`137`	`return Err(PagingError::NotMapped);`
`138`	`138`	`}`
`139`	`139`	`let off = size.align_offset(vaddr.into());`