From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qc0-f173.google.com (mail-qc0-f173.google.com [209.85.216.173]) by kanga.kvack.org (Postfix) with ESMTP id 8108B6B0032 for ; Thu, 22 Jan 2015 11:12:47 -0500 (EST) Received: by mail-qc0-f173.google.com with SMTP id m20so1962696qcx.4 for ; Thu, 22 Jan 2015 08:12:47 -0800 (PST) Received: from resqmta-ch2-07v.sys.comcast.net (resqmta-ch2-07v.sys.comcast.net. [2001:558:fe21:29:69:252:207:39]) by mx.google.com with ESMTPS id n3si5016001qga.55.2015.01.22.08.12.46 for (version=TLSv1.2 cipher=RC4-SHA bits=128/128); Thu, 22 Jan 2015 08:12:46 -0800 (PST) Date: Thu, 22 Jan 2015 10:12:43 -0600 (CST) From: Christoph Lameter Subject: Re: [PATCH] CMA: treat free cma pages as non-free if not ALLOC_CMA on watermark checking In-Reply-To: <20150122015718.GE21444@js1304-P5Q-DELUXE> Message-ID: References: <1421569979-2596-1-git-send-email-teawater@gmail.com> <20150119065544.GA18473@blaptop> <54BE7547.6010701@gmail.com> <20150122015718.GE21444@js1304-P5Q-DELUXE> Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: Joonsoo Kim Cc: Zhang Yanfei , 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, rientjes@google.com, sasha.levin@oracle.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Hui Zhu , Weixing Liu On Thu, 22 Jan 2015, Joonsoo Kim wrote: > > 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. Ugghh. I'd rather reduce the zone types. Do we need slab allocator etc allocations in that zone? This will multiply the management structures in various subsystems. -- 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