From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755692Ab3KLONe (ORCPT ); Tue, 12 Nov 2013 09:13:34 -0500 Received: from smtp02.citrix.com ([66.165.176.63]:61746 "EHLO SMTP02.CITRIX.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755638Ab3KLONa (ORCPT ); Tue, 12 Nov 2013 09:13:30 -0500 X-IronPort-AV: E=Sophos;i="4.93,685,1378857600"; d="scan'208";a="71018577" From: Stefano Stabellini To: CC: , , , , Stefano Stabellini Subject: [PATCH 1/2] swiotlb-xen: add missing xen_dma_map_page call Date: Tue, 12 Nov 2013 14:11:59 +0000 Message-ID: <1384265520-6833-1-git-send-email-stefano.stabellini@eu.citrix.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain X-DLP: MIA2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org swiotlb-xen is missing a xen_dma_map_page call in xen_swiotlb_map_sg_attrs, in the slow path. Signed-off-by: Stefano Stabellini --- drivers/xen/swiotlb-xen.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index a224bc7..1eac073 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -555,6 +555,11 @@ xen_swiotlb_map_sg_attrs(struct device *hwdev, struct scatterlist *sgl, sg_dma_len(sgl) = 0; return 0; } + xen_dma_map_page(hwdev, pfn_to_page(map >> PAGE_SHIFT), + map & ~PAGE_MASK, + sg->length, + dir, + attrs); sg->dma_address = xen_phys_to_bus(map); } else { /* we are not interested in the dma_addr returned by -- 1.7.2.5