> | > and call in opendir()?
> | > 
> | >     fstatvfs1(fd, st, ST_NOWAIT);
> | 
> | what exactly does the ST_NOWAIT mean?
> 
> Return the cached copy in mp->mnt_stat doing a simple memcpy,
> don't compute any other statistics or do rpc's. I am planning
> to commit all of it ASAP if that is ok. In addition, you can
> use the flags argument to do even sparser population now if
> you wish, but I don't think that it is needed.

it's fine for me.  thanks.

YAMAMOTO Takashi