fn write_config(&mut self, offset: u64, _data: &[u8]) -> Result<()> {
        bail!(
            "Writing device config space for rng is not supported, offset: {}",
            offset
        );
    }
/// Write data to config from guest.
Write data to config from guest.
Write data to config from guest .
fn write_config(&mut self, offset: u64, _data: &[u8]) -> Result<()> {
        bail!(
            "Writing device config space for rng is not supported, offset: {}",
            offset
        );
    }
fn write_config ( & mut self , offset : u64 , _data : & [ u8 ] ) -> Result < ( ) > { bail ! ( " " offset ) ; }
Write data to config from guest.
Write data to config from guest .
&mut self
offset
u64
_data
&[u8]
&mut self
offset
u64
_data
&[u8]