linux-kernel - Re: [PATCH 3/3] autofs - fix AT_NO

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Message-Id: <1494593360.2027710.974439704.4D9A14FD@webmail.messagingengine.com>
Date:   Fri, 12 May 2017 08:49:20 -0400
From:   Colin Walters <walters@...bum.org>
To:     Ian Kent <raven@...maw.net>, Al Viro <viro@...IV.linux.org.uk>
Cc:     Colin Walters <walters@...hat.com>, Ondrej Holy <oholy@...hat.com>,
        autofs mailing list <autofs@...r.kernel.org>,
        Kernel Mailing List <linux-kernel@...r.kernel.org>,
        David Howells <dhowells@...hat.com>,
        "linux-fsdevel" <linux-fsdevel@...r.kernel.org>
Subject: Re: [PATCH 3/3] autofs - fix AT_NO_AUTOMOUNT not being honored

On Wed, May 10, 2017, at 12:18 AM, Ian Kent wrote:
> The fstatat(2) and statx() calls can pass the flag AT_NO_AUTOMOUNT
> which is meant to clear the LOOKUP_AUTOMOUNT flag and prevent triggering
> of an automount by the call. But this flag is unconditionally cleared
> for all stat family system calls except statx().
> 

Here's the GLib patch to make use of this:
https://bugzilla.gnome.org/show_bug.cgi?id=782554