fn bmap(&self,
        _req: RequestInfo,
        _path: &Path,
        _blocksize: u32,
        _idx: u64) -> ResultBmap {
            Err(libc::ENOSYS)
        }
/// Map block index within file to block index within device.
/// Note: This makes sense only for block device backed filesystems mounted
/// with the 'blkdev' option
Map block index within file to block index within device.
Note: This makes sense only for block device backed filesystems mounted
with the 'blkdev' option
Map block index within file to block index within device . Note : This makes sense only for block device backed filesystems mounted with the ' blkdev ' option
fn bmap(&self,
        _req: RequestInfo,
        _path: &Path,
        _blocksize: u32,
        _idx: u64) -> ResultBmap {
            Err(libc::ENOSYS)
        }
fn bmap ( & self , _req : RequestInfo , _path : & Path , _blocksize : u32 , _idx : u64 ) -> ResultBmap { Err ( libc :: ENOSYS ) }
Map block index within file to block index within device.
Map block index within file to block index within device .
&self
_req
RequestInfo
_path
&Path
_blocksize
u32
_idx
u64