Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932366AbWCPExz (ORCPT ); Wed, 15 Mar 2006 23:53:55 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932367AbWCPExz (ORCPT ); Wed, 15 Mar 2006 23:53:55 -0500 Received: from test-iport-1.cisco.com ([171.71.176.117]:54613 "EHLO test-iport-1.cisco.com") by vger.kernel.org with ESMTP id S932366AbWCPExy (ORCPT ); Wed, 15 Mar 2006 23:53:54 -0500 To: "Bryan O'Sullivan" Cc: Andrew Morton , Linus Torvalds , Christoph Hellwig , linux-kernel@vger.kernel.org Subject: Re: [PATCH 10 of 20] ipath - support for userspace apps using core driver X-Message-Flag: Warning: May contain useful information References: <71644dd19420ddb07a75.1141922823@localhost.localdomain> <1141948516.10693.55.camel@serpentine.pathscale.com> <1141949262.10693.69.camel@serpentine.pathscale.com> <20060309163740.0b589ea4.akpm@osdl.org> <1142470579.6994.78.camel@localhost.localdomain> <1142475069.6994.114.camel@localhost.localdomain> <1142477579.6994.124.camel@localhost.localdomain> From: Roland Dreier Date: Wed, 15 Mar 2006 20:53:50 -0800 In-Reply-To: <1142477579.6994.124.camel@localhost.localdomain> (Bryan O'Sullivan's message of "Wed, 15 Mar 2006 18:52:59 -0800") Message-ID: User-Agent: Gnus/5.1007 (Gnus v5.10.7) XEmacs/21.4.18 (linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-OriginalArrivalTime: 16 Mar 2006 04:53:52.0660 (UTC) FILETIME=[9F5D2540:01C648B5] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 651 Lines: 14 > Bad page state at free_hot_cold_page (in process 'mpi_hello', page ffff810002098af8) > flags:0x0100000000000404 mapping:0000000000000000 mapcount:0 count:0 (Not tainted) You're setting PG_reserved somewhere. That's deprecated now. Just do get_page() unconditionally and be happy. I don't think there's any way that your pages could be swapped out, even though you don't do SetPageReserved(). - R. - 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/