From: Jeremy Allison <jra@samba.org>
To: Jeff Layton <jeff.layton@primarydata.com>
Cc: "J. Bruce Fields" <bfields@fieldses.org>,
"Eric W. Biederman" <ebiederm@xmission.com>,
linux-fsdevel@vger.kernel.org,
Benjamin Coddington <bcodding@redhat.com>,
Dmitry Vyukov <dvyukov@google.com>,
Linux Containers <containers@lists.linux-foundation.org>
Subject: Re: [RFC][PATCH] locks: Allow disabling mandatory locking at compile time
Date: Wed, 11 Nov 2015 14:46:35 -0800 [thread overview]
Message-ID: <20151111224635.GD13853@jra3> (raw)
In-Reply-To: <20151111174401.5778153c@tlielax.poochiereds.net>
On Wed, Nov 11, 2015 at 05:44:01PM -0500, Jeff Layton wrote:
> Windows BRLs are mandatory but they have totally different semantics.
>
> I think there is little reason to keep POSIX mandatory locks for
> windows emulation purposes. I'm pretty sure Samba doesn't rely on them,
> for instance, given that you have to use a funky mode bit combo to
> enable them.
Nope. We emulate Windows mandatory locks on top of POSIX advisory
locks. We don't use POSIX mandatory locks at all.
next prev parent reply other threads:[~2015-11-11 22:46 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-11 17:49 [RFC][PATCH] locks: Allow disabling mandatory locking at compile time Eric W. Biederman
2015-11-11 17:49 ` Eric W. Biederman
[not found] ` <876118v333.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2015-11-11 20:26 ` J. Bruce Fields
2015-11-11 20:26 ` J. Bruce Fields
[not found] ` <20151111202607.GD29410-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org>
2015-11-11 22:44 ` Jeff Layton
2015-11-11 22:44 ` Jeff Layton
[not found] ` <20151111174401.5778153c-9yPaYZwiELC+kQycOl6kW4xkIHaj4LzF@public.gmane.org>
2015-11-11 22:46 ` Jeremy Allison via Containers
2015-11-11 23:22 ` Eric W. Biederman
2015-11-11 22:46 ` Jeremy Allison [this message]
2015-11-11 23:22 ` Eric W. Biederman
[not found] ` <876118ruiu.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2015-11-12 1:33 ` J. Bruce Fields
2015-11-16 14:58 ` Jeff Layton
2015-11-16 14:58 ` Jeff Layton
2015-11-16 21:34 ` Eric W. Biederman
[not found] ` <20151116095841.0f620a5c-9yPaYZwiELC+kQycOl6kW4xkIHaj4LzF@public.gmane.org>
2015-11-16 21:34 ` Eric W. Biederman
2015-11-12 1:33 ` J. Bruce Fields
[not found] ` <20151112013311.GA32064-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org>
2015-11-12 1:55 ` Jeff Layton
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