From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756142Ab1IQTbz (ORCPT ); Sat, 17 Sep 2011 15:31:55 -0400 Received: from mga03.intel.com ([143.182.124.21]:37266 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753334Ab1IQTby (ORCPT ); Sat, 17 Sep 2011 15:31:54 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.68,398,1312182000"; d="p7s'?scan'208";a="49924922" From: "Woodhouse, David" To: adam radford CC: Chris Boot , lkml , Adam Radford , "James E.J. Bottomley" , "linux-scsi@vger.kernel.org" Subject: Re: iommu_iova leak [inside 3w-9xxx] Thread-Topic: iommu_iova leak [inside 3w-9xxx] Thread-Index: AQHMdUmi2JOiV8Q2R0y5sOlK1v97s5VR4twAgAACiwA= Date: Sat, 17 Sep 2011 19:31:21 +0000 Message-ID: <1316287878.2954.5.camel@shinybook.infradead.org> References: <4E734467.3040703@bootc.net> <1316256305.24257.25.camel@shinybook.infradead.org> <3A4FADE6-3653-46C5-B225-8200F9DCE35B@bootc.net> In-Reply-To: Accept-Language: en-GB, en-US Content-Language: en-GB X-MS-Has-Attach: yes X-MS-TNEF-Correlator: Content-Type: multipart/signed; micalg=sha1; protocol="application/x-pkcs7-signature"; boundary="=-aKBij1aB42JnhpUtkhjR" MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-aKBij1aB42JnhpUtkhjR Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Sat, 2011-09-17 at 12:22 -0700, adam radford wrote: > If you think 3w-9xxx is not unmapping pages it maps, please re-run > with CONFIG_PCI_DMA_DEBUG=3Dy=20 Good point; thanks. I'd forgotten about PCI_DMA_DEBUG. Is there a way to trigger it other than unloading the module? Doing that may require nfsroot... --=20 Sent with MeeGo's ActiveSync support. 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