From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753377AbbFSHU3 (ORCPT ); Fri, 19 Jun 2015 03:20:29 -0400 Received: from zeniv.linux.org.uk ([195.92.253.2]:53180 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751178AbbFSHUV (ORCPT ); Fri, 19 Jun 2015 03:20:21 -0400 Date: Fri, 19 Jun 2015 08:20:15 +0100 From: Al Viro To: David Howells Cc: sds@tycho.nsa.gov, miklos@szeredi.hu, linux-fsdevel@vger.kernel.org, linux-security-module@vger.kernel.org, linux-unionfs@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/8] Security: Provide unioned file support Message-ID: <20150619072015.GH17109@ZenIV.linux.org.uk> References: <20150618133215.12722.70352.stgit@warthog.procyon.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150618133215.12722.70352.stgit@warthog.procyon.org.uk> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jun 18, 2015 at 02:32:15PM +0100, David Howells wrote: > > The attached patches provide security support for unioned files where the > security involves an object-label-based LSM (such as SELinux) rather than a > path-based LSM. > > The patches can be broken down into a number of sets: > > (1) A small patch to drop a lock earlier in overlayfs. The main VFS patch > touches the same code, so I put this first. > > (2) The main VFS patch that makes an open file struct referring to a union > file have ->f_path point to the union/overlay file whilst ->f_inode and > ->f_mapping refer to the subordinate file that does the actual work. #1 and #2 applied, will be in tomorrow vfs.git#for-next