Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965508AbbHLHK5 (ORCPT ); Wed, 12 Aug 2015 03:10:57 -0400 Received: from bombadil.infradead.org ([198.137.202.9]:53444 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965423AbbHLHKM (ORCPT ); Wed, 12 Aug 2015 03:10:12 -0400 From: Christoph Hellwig To: 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, dwmw2@infradead.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 Subject: [PATCH 30/31] intel-iommu: handle page-less SG entries Date: Wed, 12 Aug 2015 09:05:49 +0200 Message-Id: <1439363150-8661-31-git-send-email-hch@lst.de> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1439363150-8661-1-git-send-email-hch@lst.de> References: <1439363150-8661-1-git-send-email-hch@lst.de> 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: 847 Lines: 27 Just remove a BUG_ON, the code handles them just fine as-is. Signed-off-by: Christoph Hellwig --- drivers/iommu/intel-iommu.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 3541d65..ae10573 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -3622,7 +3622,6 @@ static int intel_nontranslate_map_sg(struct device *hddev, struct scatterlist *sg; for_each_sg(sglist, sg, nelems, i) { - BUG_ON(!sg_page(sg)); sg->dma_address = sg_phys(sg); sg->dma_length = sg->length; } -- 1.9.1 -- 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/