168     fn read_at_volatile(&self, slice: VolatileSlice, offset: u64) -> Result<usize>;  in read_at_volatile()
177     fn read_vectored_at_volatile(&self, bufs: &[VolatileSlice], offset: u64) -> Result<usize> {  in read_vectored_at_volatile()
188     fn read_exact_at_volatile(&self, mut slice: VolatileSlice, mut offset: u64) -> Result<()> {  in read_exact_at_volatile()
206     fn write_at_volatile(&self, slice: VolatileSlice, offset: u64) -> Result<usize>;  in write_at_volatile()
215     fn write_vectored_at_volatile(&self, bufs: &[VolatileSlice], offset: u64) -> Result<usize> {  in write_vectored_at_volatile()
226     fn write_all_at_volatile(&self, mut slice: VolatileSlice, mut offset: u64) -> Result<()> {  in write_all_at_volatile()
243     fn read_at_volatile(&self, slice: VolatileSlice, offset: u64) -> Result<usize> {  in read_at_volatile()
247     fn read_vectored_at_volatile(&self, bufs: &[VolatileSlice], offset: u64) -> Result<usize> {  in read_vectored_at_volatile()
251     fn read_exact_at_volatile(&self, slice: VolatileSlice, offset: u64) -> Result<()> {  in read_exact_at_volatile()
255     fn write_at_volatile(&self, slice: VolatileSlice, offset: u64) -> Result<usize> {  in write_at_volatile()
259     fn write_vectored_at_volatile(&self, bufs: &[VolatileSlice], offset: u64) -> Result<usize> {  in write_vectored_at_volatile()
263     fn write_all_at_volatile(&self, slice: VolatileSlice, offset: u64) -> Result<()> {  in write_all_at_volatile()
269     fn read_at_volatile(&self, slice: VolatileSlice, offset: u64) -> Result<usize> {  in read_at_volatile()
273     fn read_vectored_at_volatile(&self, bufs: &[VolatileSlice], offset: u64) -> Result<usize> {  in read_vectored_at_volatile()
277     fn read_exact_at_volatile(&self, slice: VolatileSlice, offset: u64) -> Result<()> {  in read_exact_at_volatile()
281     fn write_at_volatile(&self, slice: VolatileSlice, offset: u64) -> Result<usize> {  in write_at_volatile()
285     fn write_vectored_at_volatile(&self, bufs: &[VolatileSlice], offset: u64) -> Result<usize> {  in write_vectored_at_volatile()
289     fn write_all_at_volatile(&self, slice: VolatileSlice, offset: u64) -> Result<()> {  in write_all_at_volatile()