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| author | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2014-11-21 16:55:12 +0000 |
|---|---|---|
| committer | Luis Henriques <luis.henriques@canonical.com> | 2015-01-15 10:43:28 +0000 |
| commit | 53d6dc6ab95175572ab891584d48209ea7c3be56 (patch) | |
| tree | a742edb146f6c096df4da89b81f62014f985bea3 /drivers | |
| parent | de705e65b8e65fce1151597df50efadf3e0e150a (diff) | |
| download | linux-stable-53d6dc6ab95175572ab891584d48209ea7c3be56.tar.gz linux-stable-53d6dc6ab95175572ab891584d48209ea7c3be56.tar.bz2 linux-stable-53d6dc6ab95175572ab891584d48209ea7c3be56.zip | |
swiotlb-xen: call xen_dma_sync_single_for_device when appropriate
commit 9490c6c67e2f41760de8ece4e4f56f75f84ceb9e upstream.
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>
Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/xen/swiotlb-xen.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index f21282da9876..f3a9d831d0f9 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -500,7 +500,7 @@ 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; |