From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756333Ab3IFVFz (ORCPT ); Fri, 6 Sep 2013 17:05:55 -0400 Received: from zeniv.linux.org.uk ([195.92.253.2]:37220 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759023Ab3IFVFu (ORCPT ); Fri, 6 Sep 2013 17:05:50 -0400 Date: Fri, 6 Sep 2013 22:05:46 +0100 From: Al Viro To: Linus Torvalds Cc: Waiman Long , linux-fsdevel , Linux Kernel Mailing List , "Chandramouleeswaran, Aswin" , "Norton, Scott J" , George Spelvin , John Stoffel Subject: Re: [PATCH v3 1/1] dcache: Translating dentry into pathname without taking rename_lock Message-ID: <20130906210546.GW13318@ZenIV.linux.org.uk> References: <1378483738-10129-1-git-send-email-Waiman.Long@hp.com> <1378483738-10129-2-git-send-email-Waiman.Long@hp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: 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 Fri, Sep 06, 2013 at 01:52:49PM -0700, Linus Torvalds wrote: > Al - do you have comments? Do you want to take this through your tree, > or are you working on other things? I can take this directly too.. I can take that, but I'm really not convinced that we need writer lock there at all. After all, if we really can get livelocks on that one, we would be getting them on d_lookup()... Let's not complicate the things without need; if we ever run into loads where livelock start to happen, we can look into dealing with them.