From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail203.messagelabs.com (mail203.messagelabs.com [216.82.254.243]) by kanga.kvack.org (Postfix) with SMTP id 896796B00AB for ; Fri, 13 Feb 2009 01:15:22 -0500 (EST) Received: from m6.gw.fujitsu.co.jp ([10.0.50.76]) by fgwmail5.fujitsu.co.jp (Fujitsu Gateway) with ESMTP id n1D6FJNv021344 for (envelope-from kosaki.motohiro@jp.fujitsu.com); Fri, 13 Feb 2009 15:15:19 +0900 Received: from smail (m6 [127.0.0.1]) by outgoing.m6.gw.fujitsu.co.jp (Postfix) with ESMTP id E8E9045DE52 for ; Fri, 13 Feb 2009 15:15:17 +0900 (JST) Received: from s6.gw.fujitsu.co.jp (s6.gw.fujitsu.co.jp [10.0.50.96]) by m6.gw.fujitsu.co.jp (Postfix) with ESMTP id B60A345DD72 for ; Fri, 13 Feb 2009 15:15:17 +0900 (JST) Received: from s6.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s6.gw.fujitsu.co.jp (Postfix) with ESMTP id 55DAB1DB8037 for ; Fri, 13 Feb 2009 15:15:17 +0900 (JST) Received: from ml13.s.css.fujitsu.com (ml13.s.css.fujitsu.com [10.249.87.103]) by s6.gw.fujitsu.co.jp (Postfix) with ESMTP id 0D3C2E18001 for ; Fri, 13 Feb 2009 15:15:17 +0900 (JST) From: KOSAKI Motohiro Subject: Re: [PATCH 2/2] fix memmap init for handling memory hole In-Reply-To: <20090212162421.65bb7aa2.kamezawa.hiroyu@jp.fujitsu.com> References: <20090212161920.deedea35.kamezawa.hiroyu@jp.fujitsu.com> <20090212162421.65bb7aa2.kamezawa.hiroyu@jp.fujitsu.com> Message-Id: <20090213151455.77CE.A69D9226@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Date: Fri, 13 Feb 2009 15:15:14 +0900 (JST) Sender: owner-linux-mm@kvack.org To: KAMEZAWA Hiroyuki Cc: kosaki.motohiro@jp.fujitsu.com, "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , "akpm@linux-foundation.org" , davem@davemlloft.net, heiko.carstens@de.ibm.com, Mel Gorman List-ID: > From: KAMEZAWA Hiroyuki > > Now, early_pfn_in_nid(PFN, NID) may returns false if PFN is a hole. > and memmap initialization was not done. This was a trouble for > sparc boot. > > To fix this, the PFN should be initialized and marked as PG_reserved. > This patch changes early_pfn_in_nid() return true if PFN is a hole. > > Signed-off-by: KAMEZAWA Hiroyuki at least, this patch works fine on my ia64 box. Tested-by: KOSAKI Motohiro -- 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