Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933279AbXJQJKq (ORCPT ); Wed, 17 Oct 2007 05:10:46 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757102AbXJQJKj (ORCPT ); Wed, 17 Oct 2007 05:10:39 -0400 Received: from twin.jikos.cz ([213.151.79.26]:53822 "EHLO twin.jikos.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754396AbXJQJKi (ORCPT ); Wed, 17 Oct 2007 05:10:38 -0400 Date: Wed, 17 Oct 2007 11:10:23 +0200 (CEST) From: Jiri Kosina To: KAMEZAWA Hiroyuki cc: Andrew Morton , linux-kernel@vger.kernel.org, Andi Kleen Subject: Re: 2.6.23-mm1 In-Reply-To: <20071017160101.4dde7223.kamezawa.hiroyu@jp.fujitsu.com> Message-ID: References: <20071011213126.cf92efb7.akpm@linux-foundation.org> <20071017160101.4dde7223.kamezawa.hiroyu@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 971 Lines: 32 On Wed, 17 Oct 2007, KAMEZAWA Hiroyuki wrote: > I noticed 32bit binary on x86_64 behavior is changed on 2.6.23-mm1. > This is a result of pmap after process returns -ENOMEM.(see attached program) > == on 2.6.23 == [...] > total 4193272K > == > == on 2.6.23-mm1== [...] > total 2796560K > == > Maybe get_unmapped_area() had some change. Is this intended ? Hi, hm, I guess this is probably due to pie-randomization patch, right? (could you please try reverting it, to see whether things get back to normal). Oh well, this causes more trouble that I have ever imagined ... I will look into it, thanks a lot for the report. Andrew, please drop this one again, I will fix it up. Thanks, -- Jiri Kosina - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/