Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753788Ab1CVStC (ORCPT ); Tue, 22 Mar 2011 14:49:02 -0400 Received: from smtp1.linux-foundation.org ([140.211.169.13]:58979 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751671Ab1CVStA convert rfc822-to-8bit (ORCPT ); Tue, 22 Mar 2011 14:49:00 -0400 MIME-Version: 1.0 In-Reply-To: <20110322183919.GV22723@ZenIV.linux.org.uk> References: <20110322152602.053930811@szeredi.hu> <20110322183919.GV22723@ZenIV.linux.org.uk> From: Linus Torvalds Date: Tue, 22 Mar 2011 11:48:11 -0700 Message-ID: Subject: Re: [PATCH 0/6 v7] overlay filesystem - request for inclusion To: Al Viro Cc: Miklos Szeredi , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, akpm@linux-foundation.org, apw@canonical.com, nbd@openwrt.org, neilb@suse.de Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 727 Lines: 16 On Tue, Mar 22, 2011 at 11:39 AM, Al Viro wrote: > > Locking analysis would be really nice; AFAICS, it violates locking order > when called from e.g. ->setattr() and its protection against renames is > nowhere near enough. ?I might be missing something subtle, but... Miklos - have you tried using this with lockdep (together with the same filesystems mounted natively too)? I'd expect that that should show any bad lock usage.. Linus -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/