On Mon, Aug 08, 2011 at 12:15:03AM +0000, David Holland wrote:
> > > struct range range;
> > >
> > > while (pos < len) {
> > > fgetrange(fd, pos, &range);
> > > if (range.r_type == RANGE_DATA) {
> > > amount = range.r_end - pos;
> > > if (amount > sizeof(buf)) {
> > > amount = sizeof(buf);
> > > }
> > > pread(fd, buf, amount, pos);
> > > pwrite(outfd, buf, amount, pos);
> > > }
> > > pos = range.r_end;
> > > }
Shall i try to work this out a bit more? with `fgetrange' being a frontend or
define to an fcntl (like in the form of an _FCNRW())? that saves the
implementation of a new systemcall and a new VOP for all FS's.
With regards,
Reinoud
