diff options
Diffstat (limited to 'drivers/iommu/dma-iommu.c')
-rw-r--r-- | drivers/iommu/dma-iommu.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c index 4b1a88f514c9..e5d087bd6da1 100644 --- a/drivers/iommu/dma-iommu.c +++ b/drivers/iommu/dma-iommu.c @@ -29,6 +29,7 @@ #include <linux/spinlock.h> #include <linux/swiotlb.h> #include <linux/vmalloc.h> +#include <trace/events/swiotlb.h> #include "dma-iommu.h" @@ -1052,6 +1053,8 @@ static dma_addr_t iommu_dma_map_page(struct device *dev, struct page *page, return DMA_MAPPING_ERROR; } + trace_swiotlb_bounced(dev, phys, size); + aligned_size = iova_align(iovad, size); phys = swiotlb_tbl_map_single(dev, phys, size, aligned_size, iova_mask(iovad), dir, attrs); |