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From: Jeremy Allison <jra@samba.org>
To: "Michael Kerrisk (man-pages)" <mtk.manpages@gmail.com>
Cc: Jeff Layton <jlayton@redhat.com>,
	libc-alpha <libc-alpha@sourceware.org>,
	"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
	lkml <linux-kernel@vger.kernel.org>,
	Carlos O'Donell <carlos@redhat.com>,
	Michael Kerrisk-manpages <mtk.manpages@googlemail.com>,
	samba-technical@lists.samba.org,
	Ganesha NFS List <nfs-ganesha-devel@lists.sourceforge.net>,
	Jeremy Allison <jra@google.com>
Subject: Re: should we change the name/macros of file-private locks?
Date: Wed, 16 Apr 2014 13:16:33 -0700	[thread overview]
Message-ID: <20140416201633.GQ22791@samba2> (raw)
In-Reply-To: <CAKgNAkgqZDcT0jda8XS+4HrJzXjzwehqciHbkNuAVY3fNkH4zQ@mail.gmail.com>

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@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.

  reply	other threads:[~2014-04-16 20:16 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-16 18:57 should we change the name/macros of file-private locks? Jeff Layton
2014-04-16 20:00 ` Michael Kerrisk (man-pages)
2014-04-16 20:16   ` Jeremy Allison [this message]
2014-04-17  0:31     ` Re: [Nfs-ganesha-devel] " Jim Lieb
2014-04-17  5:43       ` Michael Kerrisk (man-pages)
2014-04-16 22:42   ` Stefan (metze) Metzmacher
2014-04-17 11:52     ` Jeff Layton
2014-04-17 12:04       ` Michael Kerrisk (man-pages)
2014-04-17 20:08         ` Michael Kerrisk (man-pages)
2014-04-17 23:47           ` Jeff Layton
2014-04-17 15:17       ` Stefan (metze) Metzmacher

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