Messages in this thread Patch in this message | | | From | 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 |
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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 <stefano.stabellini@eu.citrix.com> 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
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