diff options
Diffstat (limited to 'drivers/iommu/amd_iommu.c')
| -rw-r--r-- | drivers/iommu/amd_iommu.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 8b2be1e7714f..3cdfac6024a5 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -2328,7 +2328,7 @@ static dma_addr_t dma_ops_domain_map(struct dma_ops_domain *dom, else if (direction == DMA_BIDIRECTIONAL) __pte |= IOMMU_PTE_IR | IOMMU_PTE_IW; - WARN_ON(*pte); + WARN_ON_ONCE(*pte); *pte = __pte; @@ -2357,7 +2357,7 @@ static void dma_ops_domain_unmap(struct dma_ops_domain *dom, pte += PM_LEVEL_INDEX(0, address); - WARN_ON(!*pte); + WARN_ON_ONCE(!*pte); *pte = 0ULL; } |