From: Stefano Stabellini Date: Fri, 21 Nov 2014 16:55:12 +0000 (+0000) Subject: swiotlb-xen: call xen_dma_sync_single_for_device when appropriate X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=9490c6c67e2f41760de8ece4e4f56f75f84ceb9e;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git swiotlb-xen: call xen_dma_sync_single_for_device when appropriate 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 Acked-by: Konrad Rzeszutek Wilk CC: stable@vger.kernel.org --- diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index 153cf1482125..810ad419e34c 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;