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Better panics

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This commit is contained in:
Jeremy Soller 2017-01-01 17:59:10 -07:00
commit a8fd18cdeb
1 changed files with 8 additions and 5 deletions
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2
arch/x86_64/src/paging/table.rs
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@ -64,7 +64,7 @@ impl<L> Table<L> where L: HierarchicalLevel {
pub fn next_table_create(&mut self, index: usize) -> &mut Table<L::NextLevel> {
if self.next_table(index).is_none() {
assert!(!self[index].flags().contains(HUGE_PAGE),
"mapping code does not support huge pages");
"next_table_create does not support huge pages");
let frame = allocate_frame().expect("no frames available");
self[index].set(frame, PRESENT | WRITABLE | USER_ACCESSIBLE /* Allow users to go down the page table, implement permissions at the page level */);
self.next_table_mut(index).unwrap().zero();