From: Al Viro <viro@ZenIV.linux.org.uk>
To: Andy Lutomirski <luto@amacapital.net>
Cc: Linux FS Devel <linux-fsdevel@vger.kernel.org>
Subject: Re: Rename a mountpoint (forcibly)?
Date: Thu, 2 May 2013 14:42:33 +0100 [thread overview]
Message-ID: <20130502134232.GF11630@ZenIV.linux.org.uk> (raw)
In-Reply-To: <CALCETrX5MEAcsdVd2iGDg2UMEJW0tJxWyBH6ceQkJh3xmjy3mQ@mail.gmail.com>
On Tue, Apr 30, 2013 at 03:16:46PM -0700, Andy Lutomirski wrote:
> Is there a way to forcibly rename a mountpoint? I can rename a
> directory that contains a mountpoint, but even if I bind-mount the
> underlying FS, I get EBUSY if I try to rename a mountpoint. This is
> annoying -- I want to replace the entire contents of my root partition
> by moving the old contents away and moving replacements in, but the
> mountpoints get in the way.
>
> Yes, this is evil, but it seems like the kernel is unnecessarily
> preventing my from shooting myself in the foot, and in this case the
> shot-in-the-foot is actually the desired effect.
POSIX, IIRC, and in this case it's really common practice. As bfields
suggested, use mount --move.
prev parent reply other threads:[~2013-05-02 13:42 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-30 22:16 Rename a mountpoint (forcibly)? Andy Lutomirski
2013-05-02 13:33 ` J. Bruce Fields
2013-05-02 13:42 ` Al Viro [this message]
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