Fwd: SMB2 not respecting mtime values

[Jeremy Allison]

On Thu, Jan 24, 2019 at 06:09:45PM +0100, Ralph Böhme wrote:
> On Thu, Jan 24, 2019 at 09:03:41AM -0800, Jeremy Allison via samba-technical wrote:
> > Maybe. Changing meta-data semantics on write is fraught with danger,
> > and we don't even do that for SMB1 unix extensions. So let's not
> > add contraints we don't understand yet please.
> > 
> > My money is on a client bug, as always :-).
> 
> fwiw, just in case you were not aware of this one:
> 
> https://bugzilla.samba.org/show_bug.cgi?id=13594

Yeah I knew about that. But the detail here is:

"We basically implement the behavior of Windows 2000:"

which means we were right at one point :-).

> We also seem to have a bug that a set-eof on a handle with
> set-eof-size=existing-size doesn't flush a pending write time update. At
> least newer Windows server seem to do that.

Bug number ? BTW I'm a big fan of making us the
same as recent Windows versions (that's what
most clients will be testing against), I just
don't want to change our behavior for UNIX
extensions. That way lies madness :-).