[ENBD] [gmane.network.aoe.aoetools.general] enbd and 4TB

[Peter T. Breuer]

"Also sprach Florian Frank:"
> >             if (get_user (longlongval, (__u64 *)arg))

Use

   if (copy_from_user((char *)&longlongval, (char *)arg, sizeof(__u64)))

instead.


> >                  return -EFAULT;
> >             err = enbd_set_size (lo, longlongval);
> >             return err;
> >         } while(0);
> >         return -EINVAL;
> > 
> > and add a new ioctl definition in enbd.h
> > 
> >     #define ENBD_SET_SECTORS64    _IOWR(0xab, 0x30, __u64)

> The module compiles, but I get the following unresolved symbol at
> loading:

> enbd: Unknown symbol __get_user_X


Peter