From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754531AbdBIUa4 (ORCPT ); Thu, 9 Feb 2017 15:30:56 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:44596 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753800AbdBIUay (ORCPT ); Thu, 9 Feb 2017 15:30:54 -0500 Date: Thu, 9 Feb 2017 21:07:37 +0100 From: Greg Kroah-Hartman To: Michal Hocko Cc: peter enderborg , devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, Arve =?iso-8859-1?B?SGr4bm5lduVn?= , Riley Andrews , Linus Torvalds , linux-mm@kvack.org Subject: Re: [PATCH 1/3 staging-next] android: Collect statistics from lowmemorykiller Message-ID: <20170209200737.GB11098@kroah.com> References: <9febd4f7-a0a7-5f52-e67b-df3163814ac5@sonymobile.com> <20170209192640.GC31906@dhcp22.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170209192640.GC31906@dhcp22.suse.cz> User-Agent: Mutt/1.7.2 (2016-11-26) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Feb 09, 2017 at 08:26:41PM +0100, Michal Hocko wrote: > On Thu 09-02-17 14:21:45, peter enderborg wrote: > > This collects stats for shrinker calls and how much > > waste work we do within the lowmemorykiller. > > This doesn't explain why do we need this information and who is going to > use it. Not to mention it exports it in /proc which is considered a > stable user API. This is a no-go, especially for something that is still > lingering in the staging tree without any actuall effort to make it > fully supported MM feature. I am actually strongly inclined to simply > drop lmk from the tree completely. I thought that someone was working to get the "native" mm features to work properly with the lmk "feature" Do you recall if that work got rejected, or just never happened? thanks, greg k-h