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| author | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2014-11-21 11:09:39 +0000 |
|---|---|---|
| committer | David Vrabel <david.vrabel@citrix.com> | 2014-12-04 12:41:55 +0000 |
| commit | d6883e6f32e07ef2cc974753ba00927de099e6d7 (patch) | |
| tree | 37e45c5db85c9755bc0e826a42cb3f407aef294f | |
| parent | da095a996090a412c3b6292c7a8680661dca157d (diff) | |
| download | blackbird-op-linux-d6883e6f32e07ef2cc974753ba00927de099e6d7.tar.gz blackbird-op-linux-d6883e6f32e07ef2cc974753ba00927de099e6d7.zip | |
swiotlb-xen: pass dev_addr to xen_dma_unmap_page and xen_dma_sync_single_for_cpu
xen_dma_unmap_page and xen_dma_sync_single_for_cpu take a dma_addr_t
handle as argument, not a physical address.
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
CC: stable@vger.kernel.org
| -rw-r--r-- | drivers/xen/swiotlb-xen.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index 3725ee4ff43c..498b6544fd62 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -449,7 +449,7 @@ static void xen_unmap_single(struct device *hwdev, dma_addr_t dev_addr, BUG_ON(dir == DMA_NONE); - xen_dma_unmap_page(hwdev, paddr, size, dir, attrs); + xen_dma_unmap_page(hwdev, dev_addr, size, dir, attrs); /* NOTE: We use dev_addr here, not paddr! */ if (is_xen_swiotlb_buffer(dev_addr)) { @@ -497,14 +497,14 @@ xen_swiotlb_sync_single(struct device *hwdev, dma_addr_t dev_addr, BUG_ON(dir == DMA_NONE); if (target == SYNC_FOR_CPU) - xen_dma_sync_single_for_cpu(hwdev, paddr, size, dir); + xen_dma_sync_single_for_cpu(hwdev, dev_addr, size, dir); /* NOTE: We use dev_addr here, not paddr! */ if (is_xen_swiotlb_buffer(dev_addr)) swiotlb_tbl_sync_single(hwdev, paddr, size, dir, target); if (target == SYNC_FOR_DEVICE) - xen_dma_sync_single_for_cpu(hwdev, paddr, size, dir); + xen_dma_sync_single_for_cpu(hwdev, dev_addr, size, dir); if (dir != DMA_FROM_DEVICE) return; |
