27     let p = dest.data() as *mut u8;  in clear_user()
33 pub unsafe fn copy_to_user(dest: VirtAddr, src: &[u8]) -> Result<usize, SystemError> {  in copy_to_user()
36     let p = dest.data() as *mut u8;  in copy_to_user()
43 pub unsafe fn copy_from_user(dst: &mut [u8], src: VirtAddr) -> Result<usize, SystemError> {  in copy_from_user()  argument
46     let src: &[u8] = core::slice::from_raw_parts(src.data() as *const u8, dst.len());  in copy_from_user()  constant
70     user: *const u8,  in check_and_clone_cstr()  argument
111 pub fn check_and_clone_cstr_array(user: *const *const u8) -> Result<Vec<String>, SystemError> {  in check_and_clone_cstr_array()
119             let str_ptr: *const u8;  in check_and_clone_cstr_array()  constant
123                 let mut dst = core::mem::transmute::<[usize; 1], [u8; size_of::<usize>()]>(dst);  in check_and_clone_cstr_array()
125                 let dst = core::mem::transmute::<[u8; size_of::<usize>()], [usize; 1]>(dst);  in check_and_clone_cstr_array()
126                 str_ptr = dst[0] as *const u8;  in check_and_clone_cstr_array()  constant