From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Stewart-Gallus Subject: Bug 24912 - I think this one fell through the cracks a bit Date: Mon, 28 Jul 2014 00:11:22 +0000 (GMT) Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7BIT Cc: viro@zeniv.linux.org.uk, linux-kernel@vger.kernel.org To: linux-fsdevel@vger.kernel.org Return-path: Received: from message.langara.bc.ca ([142.35.159.25]:55647 "EHLO message.langara.bc.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750795AbaG1ALX (ORCPT ); Sun, 27 Jul 2014 20:11:23 -0400 Content-disposition: inline Content-language: en Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Hello, I think that bug 2491 at https://bugzilla.kernel.org/show_bug.cgi?id=24912 sort of fell through the cracks and I'm not sure as many people are aware of it as there could be. This bug is that one can't mount bind mounts readonly but can only remount them readonly which is insufficient for recursive bind mounts and certain kinds of sandboxing. Also the bind mount fails silenty without giving an error which is never a good idea.