From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 21 May 2007 15:28:30 +0900 From: KAMEZAWA Hiroyuki Subject: Re: [rfc] increase struct page size?! Message-Id: <20070521152830.a844d7ef.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <617E1C2C70743745A92448908E030B2A017BCA67@scsmsx411.amr.corp.intel.com> References: <617E1C2C70743745A92448908E030B2A017BCA67@scsmsx411.amr.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: "Luck, Tony" Cc: clameter@sgi.com, npiggin@suse.de, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org List-ID: On Fri, 18 May 2007 13:37:09 -0700 "Luck, Tony" wrote: > > I wonder if there are other uses for the free space? > > unsigned long moreflags; > > Nick and Hugh were just sparring over adding a couple (or perhaps 8) > flag bits. This would supply 64 new bits ... maybe that would keep > them happy for a few more years. > - page->zone free some flags bits and makes page_zone() simple. and software (fake) zone for memory control can be added ? or -page->some_memory_controler ? (I don't know whether resource controller people want this or not.) -Kame -- 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