Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755993AbbHLJvo (ORCPT ); Wed, 12 Aug 2015 05:51:44 -0400 Received: from bombadil.infradead.org ([198.137.202.9]:51695 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754072AbbHLJvk (ORCPT ); Wed, 12 Aug 2015 05:51:40 -0400 Message-ID: <1439373078.3100.65.camel@infradead.org> Subject: Re: [PATCH 30/31] intel-iommu: handle page-less SG entries From: David Woodhouse To: Christoph Hellwig , torvalds@linux-foundation.org, axboe@kernel.dk Cc: dan.j.williams@intel.com, vgupta@synopsys.com, hskinnemoen@gmail.com, egtvedt@samfundet.no, realmz6@gmail.com, dhowells@redhat.com, monstr@monstr.eu, x86@kernel.org, alex.williamson@redhat.com, grundler@parisc-linux.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-alpha@vger.kernel.org, linux-ia64@vger.kernel.org, linux-metag@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-xtensa@linux-xtensa.org, linux-nvdimm@ml01.01.org, linux-media@vger.kernel.org Date: Wed, 12 Aug 2015 10:51:18 +0100 In-Reply-To: <1439363150-8661-31-git-send-email-hch@lst.de> References: <1439363150-8661-1-git-send-email-hch@lst.de> <1439363150-8661-31-git-send-email-hch@lst.de> Content-Type: multipart/signed; micalg="sha-1"; protocol="application/x-pkcs7-signature"; boundary="=-XPA4sTmibnhoPJg1NB1h" X-Mailer: Evolution 3.16.4 (3.16.4-2.fc22) Mime-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 8637 Lines: 130 --=-XPA4sTmibnhoPJg1NB1h Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Wed, 2015-08-12 at 09:05 +0200, Christoph Hellwig wrote: > Just remove a BUG_ON, the 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