248         start_vaddr: VirtAddr,  in map_anonymous()
324         start_vaddr: VirtAddr,  in file_mapping()
439         addr: Option<VirtAddr>,  in mmap()
515         old_vaddr: VirtAddr,  in mremap()
519         new_vaddr: VirtAddr,  in mremap()
521     ) -> Result<VirtAddr, SystemError> {  in mremap()
754     pub unsafe fn set_brk(&mut self, new_brk: VirtAddr) -> Result<VirtAddr, SystemError> {  in set_brk()
786     pub unsafe fn sbrk(&mut self, incr: isize) -> Result<VirtAddr, SystemError> {  in sbrk()
927     pub fn find_free(&self, min_vaddr: VirtAddr, size: usize) -> Option<VirtRegion> {  in find_free()
954         min_vaddr: VirtAddr,  in find_free_at()
955         vaddr: VirtAddr,  in find_free_at()
1662     pub fn page_address(&self, page: &Arc<Page>) -> Result<VirtAddr, SystemError> {  in page_address()
1724         stack_bottom: Option<VirtAddr>,  in new()
1846     pub fn sp(&self) -> VirtAddr {  in sp()
1850     pub unsafe fn set_sp(&mut self, sp: VirtAddr) {  in set_sp()