Subject: Re: MNT_NOSHARE for non-exportable fs [was: Removing tmpfs'
To: Elad Efrat <elad@NetBSD.org>
From: Steven M. Bellovin <smb@cs.columbia.edu>
List: tech-kern
Date: 10/30/2006 08:07:40
On Mon, 30 Oct 2006 14:57:52 +0200, Elad Efrat <elad@NetBSD.org> wrote:
> off-list
>
> YAMAMOTO Takashi wrote:
> > can you consider to revert the change?
>
> was there really a consensus against it?
>
> the last mail on this thread is mine:
>
> http://mail-index.netbsd.org/tech-kern/2006/10/25/0028.html
>
> and there's an open question in it (to smb@)...
>
Sorry, I thought I'd answered.
No, I don't have an answer I'm happy with; I regard it as a research
question. I stand by the main point in the note of mine you were
responding to: "no export" as a security flag is a bad idea.
--Steven M. Bellovin, http://www.cs.columbia.edu/~smb