84     pub fn entry_base(&self, i: usize) -> Option<VirtAddr> {  in entry_base()
94     pub unsafe fn entry_virt(&self, i: usize) -> Option<VirtAddr> {  in entry_virt()
103     pub unsafe fn entry(&self, i: usize) -> Option<PageEntry<Arch>> {  in entry()
109     pub unsafe fn set_entry(&self, i: usize, entry: PageEntry<Arch>) -> Option<()> {  in set_entry()  argument
121     pub fn entry_mapped(&self, i: usize) -> Option<bool> {  in entry_mapped()
139     pub unsafe fn index_of(&self, addr: VirtAddr) -> Option<usize> {  in index_of()
152     pub unsafe fn next_level_table(&self, index: usize) -> Option<Self> {  in next_level_table()
495     pub unsafe fn create(table_kind: PageTableKind, mut allocator: F) -> Option<Self> {  in create()
549     ) -> Option<PageFlush<Arch>> {  in map()
562     ) -> Option<PageFlush<Arch>> {  in map_phys()
634     ) -> Option<(VirtAddr, PageFlush<Arch>)> {  in map_linearly()
654     ) -> Option<PageFlush<Arch>> {  in remap()
674     pub fn translate(&self, virt: VirtAddr) -> Option<(PhysAddr, PageFlags<Arch>)> {  in translate()
692     pub unsafe fn unmap(&mut self, virt: VirtAddr, unmap_parents: bool) -> Option<PageFlush<Arch>> {  in unmap()
712     ) -> Option<(PhysAddr, PageFlags<Arch>, PageFlush<Arch>)> {  in unmap_phys()
728     ) -> Option<T> {  in visit()
760 ) -> Option<(PhysAddr, PageFlags<Arch>)> {  in unmap_phys_inner()