From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx193.postini.com [74.125.245.193]) by kanga.kvack.org (Postfix) with SMTP id 639B76B000A for ; Fri, 8 Feb 2013 08:34:44 -0500 (EST) Date: Fri, 8 Feb 2013 07:34:41 -0600 From: Robin Holt Subject: Re: [PATCH 0/3] mm: rename confusing function names Message-ID: <20130208133441.GH3460@sgi.com> References: <51113CE3.5090000@gmail.com> <20130205192640.GC6481@cmpxchg.org> <20130205141332.04fcceac.akpm@linux-foundation.org> <5111AC7D.9070505@cn.fujitsu.com> <20130205172057.3be4dbd4.akpm@linux-foundation.org> <5111B318.9020204@cn.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5111B318.9020204@cn.fujitsu.com> Sender: owner-linux-mm@kvack.org List-ID: To: Zhang Yanfei Cc: Andrew Morton , Johannes Weiner , Zhang Yanfei , Linux MM , mgorman@suse.de, minchan@kernel.org, kamezawa.hiroyu@jp.fujitsu.com, m.szyprowski@samsung.com, linux-kernel@vger.kernel.org > > static unsigned int nr_free_zone_pages(int offset) > > { > > ... > > unsigned int sum = 0; > > ... > > return sum; > > } > > > > How long will it be until these things start exploding from > > sums-of-zones which exceed 16TB? > > > > You mean overflow? Hmm.. it might happens. Change the sum to > unsigned long is ok? We are in the process right now of building a 32TB machine. Let me make a note about this right away. Thankfully, the memory will be spread over 256 zones so it should not impact us right away. Thanks, Robin -- 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