[PATCH] Speed up tdbtool erase

[Jeremy Allison]

On Tue, Apr 10, 2018 at 12:47:28PM -0700, Jeremy Allison via samba-technical wrote:
> On Tue, Apr 10, 2018 at 05:12:40PM +0200, Volker Lendecke via samba-technical wrote:
> > Hi!
> > 
> > Review appreciated!
> 
> From the code change:
> 
> >> I think the speed advantage outweighs this disadvantage.
> 
> So do I :-). RB+ and pushed.

FYI - also needs removal of do_delete_fn, as this
is no longer used in lib/tdb/tools/tdbtool.c.