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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 42970ffb813d..66c158cc0e6c 100644 --- a/drivers/iommu/dma-iommu.c +++ b/drivers/iommu/dma-iommu.c @@ -25,6 +25,7 @@ #include <linux/vmalloc.h> #include <linux/crash_dump.h> #include <linux/dma-direct.h> +#include <trace/events/swiotlb.h> struct iommu_dma_msi_page { struct list_head list; @@ -817,6 +818,8 @@ static dma_addr_t iommu_dma_map_page(struct device *dev, struct page *page, void *padding_start; size_t padding_size, aligned_size; + trace_swiotlb_bounced(dev, phys, size, swiotlb_force); + aligned_size = iova_align(iovad, size); phys = swiotlb_tbl_map_single(dev, phys, size, aligned_size, iova_mask(iovad), dir, attrs); |