From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f49.google.com (mail-pa0-f49.google.com [209.85.220.49]) by kanga.kvack.org (Postfix) with ESMTP id 027386B0032 for ; Wed, 21 Jan 2015 20:56:23 -0500 (EST) Received: by mail-pa0-f49.google.com with SMTP id fa1so5128497pad.8 for ; Wed, 21 Jan 2015 17:56:22 -0800 (PST) Received: from lgemrelse6q.lge.com (LGEMRELSE6Q.lge.com. [156.147.1.121]) by mx.google.com with ESMTP id zy7si433444pbc.83.2015.01.21.17.56.20 for ; Wed, 21 Jan 2015 17:56:21 -0800 (PST) Date: Thu, 22 Jan 2015 10:57:18 +0900 From: Joonsoo Kim Subject: Re: [PATCH] CMA: treat free cma pages as non-free if not ALLOC_CMA on watermark checking Message-ID: <20150122015718.GE21444@js1304-P5Q-DELUXE> References: <1421569979-2596-1-git-send-email-teawater@gmail.com> <20150119065544.GA18473@blaptop> <54BE7547.6010701@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <54BE7547.6010701@gmail.com> Sender: owner-linux-mm@kvack.org List-ID: To: Zhang Yanfei Cc: Minchan Kim , Hui Zhu , akpm@linux-foundation.org, mgorman@suse.de, hannes@cmpxchg.org, riel@redhat.com, vbabka@suse.cz, isimatu.yasuaki@jp.fujitsu.com, wangnan0@huawei.com, davidlohr@hp.com, cl@linux.com, rientjes@google.com, sasha.levin@oracle.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Hui Zhu , Weixing Liu On Tue, Jan 20, 2015 at 11:33:27PM +0800, Zhang Yanfei wrote: > Hello Minchan, > > How are you? > > a?? 2015/1/19 14:55, Minchan Kim a??e??: > > Hello, > > > > On Sun, Jan 18, 2015 at 04:32:59PM +0800, Hui Zhu wrote: > >> From: Hui Zhu > >> > >> The original of this patch [1] is part of Joonsoo's CMA patch series. > >> I made a patch [2] to fix the issue of this patch. Joonsoo reminded me > >> that this issue affect current kernel too. So made a new one for upstream. > > > > Recently, we found many problems of CMA and Joonsoo tried to add more > > hooks into MM like agressive allocation but I suggested adding new zone > > Just out of curiosity, "new zone"? Something like movable zone? Yes, I named it as ZONE_CMA. Maybe I can send prototype of implementation within 1 or 2 weeks. Thanks. -- 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