From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f42.google.com (mail-pa0-f42.google.com [209.85.220.42]) by kanga.kvack.org (Postfix) with ESMTP id CE5636B0038 for ; Fri, 9 Oct 2015 17:43:55 -0400 (EDT) Received: by padhy16 with SMTP id hy16so96996671pad.1 for ; Fri, 09 Oct 2015 14:43:55 -0700 (PDT) Received: from mga11.intel.com (mga11.intel.com. [192.55.52.93]) by mx.google.com with ESMTP id zl1si5461114pbc.95.2015.10.09.14.43.54 for ; Fri, 09 Oct 2015 14:43:54 -0700 (PDT) From: "Luck, Tony" Subject: RE: [PATCH][RFC] mm: Introduce kernelcore=reliable option Date: Fri, 9 Oct 2015 21:43:50 +0000 Message-ID: <3908561D78D1C84285E8C5FCA982C28F32B534D5@ORSMSX114.amr.corp.intel.com> References: <1444402599-15274-1-git-send-email-izumi.taku@jp.fujitsu.com> <561762DC.3080608@huawei.com> In-Reply-To: <561762DC.3080608@huawei.com> Content-Language: en-US Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: Xishi Qiu , Taku Izumi Cc: "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , "kamezawa.hiroyu@jp.fujitsu.com" , "mel@csn.ul.ie" , "akpm@linux-foundation.org" Kamezawa Hiroyuki , "Hansen, Dave" , Mel Gorman , Ingo Molnar > I remember Kame has already suggested this idea. In my opinion, > I still think it's better to add a new migratetype or a new zone, > so both user and kernel could use mirrored memory. A new zone would be more flexible ... and probably the right long term solution. But this looks like a very clever was to try out the feature with a minimally invasive patch. -Tony -- 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