From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave Chinner Subject: Re: [PATCH v5 04/31] dentry: move to per-sb LRU locks Date: Fri, 10 May 2013 15:29:34 +1000 Message-ID: <20130510052934.GR23072@dastard> References: <1368079608-5611-1-git-send-email-glommer@openvz.org> <1368079608-5611-5-git-send-email-glommer@openvz.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org, Andrew Morton , Mel Gorman , cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org, Johannes Weiner , Michal Hocko , hughd-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org, Greg Thelen , linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Dave Chinner To: Glauber Costa Return-path: Content-Disposition: inline In-Reply-To: <1368079608-5611-5-git-send-email-glommer-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org> Sender: cgroups-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-fsdevel.vger.kernel.org On Thu, May 09, 2013 at 10:06:21AM +0400, Glauber Costa wrote: > From: Dave Chinner > > With the dentry LRUs being per-sb structures, there is no real need > for a global dentry_lru_lock. The locking can be made more > fine-grained by moving to a per-sb LRU lock, isolating the LRU > operations of different filesytsems completely from each other. > > Signed-off-by: Dave Chinner > Reviewed-by: Christoph Hellwig > Acked-by: Mel Gorman Doesn't apply to a current linus tree. What is this patchset based on? Cheers, Dave. -- Dave Chinner david-FqsqvQoI3Ljby3iVrkZq2A@public.gmane.org