From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932651AbaKURB1 (ORCPT ); Fri, 21 Nov 2014 12:01:27 -0500 Received: from smtp.citrix.com ([66.165.176.89]:45604 "EHLO SMTP.CITRIX.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932568AbaKURBZ (ORCPT ); Fri, 21 Nov 2014 12:01:25 -0500 X-IronPort-AV: E=Sophos;i="5.07,432,1413244800"; d="scan'208";a="193778969" From: Stefano Stabellini To: CC: , , , , Stefano Stabellini , Subject: [PATCH 1/2] swiotlb-xen: call xen_dma_sync_single_for_device when appropriate Date: Fri, 21 Nov 2014 17:00:19 +0000 Message-ID: <1416589220-7720-1-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 In xen_swiotlb_sync_single we always call xen_dma_sync_single_for_cpu, even when we should call xen_dma_sync_single_for_device. Fix that. Signed-off-by: Stefano Stabellini CC: konrad.wilk@oracle.com CC: stable@vger.kernel.org --- drivers/xen/swiotlb-xen.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index 153cf14..810ad41 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -502,7 +502,7 @@ xen_swiotlb_sync_single(struct device *hwdev, dma_addr_t dev_addr, swiotlb_tbl_sync_single(hwdev, paddr, size, dir, target); if (target == SYNC_FOR_DEVICE) - xen_dma_sync_single_for_cpu(hwdev, dev_addr, size, dir); + xen_dma_sync_single_for_device(hwdev, dev_addr, size, dir); if (dir != DMA_FROM_DEVICE) return; -- 1.7.10.4