[Nfs-ganesha-devel] should we change the name/macros of file-private locks?

[Jim Lieb]

On Wednesday, April 16, 2014 13:16:33 Jeremy Allison wrote:
> On Wed, Apr 16, 2014 at 10:00:46PM +0200, Michael Kerrisk (man-pages) wrote:
> > [CC += Jeremy Allison]
> > 
> > On Wed, Apr 16, 2014 at 8:57 PM, Jeff Layton <jlayton at redhat.com> wrote:
> > > Sorry to spam so many lists, but I think this needs widespread
> > > distribution and consensus.
> > > 
> > > File-private locks have been merged into Linux for v3.15, and *now*
> > > people are commenting that the name and macro definitions for the new
> > > file-private locks suck.
> > > 
> > > ...and I can't even disagree. They do suck.
> > > 
> > > We're going to have to live with these for a long time, so it's
> > > important that we be happy with the names before we're stuck with them.
> > 
> > So, to add my perspective: The existing byte-range locking system has
> > persisted (despite egregious faults) for well over two decades. One
> > supposes that Jeff's new improved version might be around
> > at least as long. With that in mind, and before setting in stone (and
> > pushing into POSIX) a model of thinking that thousands of programmers
> > will live with for a long time, it's worth thinking about names.
> > 
> > > Michael Kerrisk suggested several names but I think the only one that
> > > doesn't have other issues is "file-associated locks", which can be
> > > distinguished against "process-associated" locks (aka classic POSIX
> > > locks).
> > 
> > The names I have suggested are:
> >     file-associated locks
> > 
> > or
> > 
> >    file-handle locks
> > 
> > or (using POSIX terminology)
> > 
> >     file-description locks
> 
> Thanks for the CC: Michael, but to be honest
> I don't really care what the name is, I just
> want the functionality. I can change our build
> system to cope with detecting it under any name
> you guys choose :-).
> 
> Cheers,
> 
> 	Jeremy.

I and the rest of the nfs-ganesha community are with Jeremy and samba wrt 
names.  We just want locks that work, i.e. Useful Locks ;)

Jim
> 
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-- 
Jim Lieb
Linux Systems Engineer
Panasas Inc.

"If ease of use was the only requirement, we would all be riding tricycles"
- Douglas Engelbart 1925–2013