From: Bodo Eggert <7eggert@web.de>
To: Miklos Szeredi <miklos@szeredi.hu>,
viro@ZenIV.linux.org.uk, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, Eugene Teo <eugene@redhat.com>,
Michael Kerrisk <mtk.manpages@gmail.com>
Subject: Re: [RFC PATCH] vfs: add MNT_NOFOLLOW flag to umount(2)
Date: Thu, 04 Feb 2010 19:48:25 +0100 [thread overview]
Message-ID: <E1Nd6kb-000458-Ne@be1.7eggert.dyndns.org> (raw)
In-Reply-To: eae9I-mz-1@gated-at.bofh.it
Miklos Szeredi <miklos@szeredi.hu> wrote:
> Additionally, return -EINVAL if an unknown flag is encountered. This
> makes it possible for the caller to determine if a flag is supported
> or not (at least on kernels with this patch).
There should be a guaranteed-to-be-invalid flag or flag-combination in
order to safely detect this feature.
next parent reply other threads:[~2010-02-04 18:48 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <eae9I-mz-1@gated-at.bofh.it>
2010-02-04 18:48 ` Bodo Eggert [this message]
2010-02-05 8:14 ` [RFC PATCH] vfs: add MNT_NOFOLLOW flag to umount(2) Miklos Szeredi
2010-02-08 10:37 ` Bodo Eggert
2010-02-04 17:36 Miklos Szeredi
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