From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx173.postini.com [74.125.245.173]) by kanga.kvack.org (Postfix) with SMTP id 5202C6B0062 for ; Fri, 29 Jun 2012 03:19:33 -0400 (EDT) Message-ID: <4FED5661.1030102@parallels.com> Date: Fri, 29 Jun 2012 11:16:49 +0400 From: Glauber Costa MIME-Version: 1.0 Subject: Re: memcg: cat: memory.memsw.* : Operation not supported References: <2a1a74bf-fbb5-4a6e-b958-44fff8debff2@zmail13.collab.prod.int.phx2.redhat.com> <34bb8049-8007-496c-8ffb-11118c587124@zmail13.collab.prod.int.phx2.redhat.com> <20120627154827.GA4420@tiehlicka.suse.cz> <20120627200926.GR15811@google.com> <20120627202430.GS15811@google.com> <4FEBD7C0.7090906@jp.fujitsu.com> In-Reply-To: <4FEBD7C0.7090906@jp.fujitsu.com> Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Kamezawa Hiroyuki Cc: Tejun Heo , David Rientjes , Michal Hocko , Zhouping Liu , linux-mm@kvack.org, Li Zefan , CAI Qian , LKML , Andrew Morton On 06/28/2012 08:04 AM, Kamezawa Hiroyuki wrote: >> >> I still wish it's folded into CONFIG_MEMCG and conditionalized just on >> CONFIG_SWAP tho. >> > > In old days, memsw controller was not very stable. So, we devided the > config. > And, it makes size of memory for swap-device double (adds 2bytes per > swapent.) > That is the problem. That's the tendency to happen with anything new, since we want to add it without disrupting what's already in there. I am not very fond of config options explosions myself, so I am for removing it. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org