On 2021/10/5 23:23, Longpeng(Mike) wrote:
first_pte_in_page() returns boolean value, so let's convert its
return type to bool.
Signed-off-by: Longpeng(Mike) <longpe...@huawei.com>
---
include/linux/intel-iommu.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index 05a65eb..a590b00 100644
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -708,7 +708,7 @@ static inline bool dma_pte_superpage(struct dma_pte *pte)
return (pte->val & DMA_PTE_LARGE_PAGE);
}
-static inline int first_pte_in_page(struct dma_pte *pte)
+static inline bool first_pte_in_page(struct dma_pte *pte)
{
return !((unsigned long)pte & ~VTD_PAGE_MASK);
}
Probably,
return IS_ALIGNED((unsigned long)pte, VTD_PAGE_SIZE);
looks neater?
Best regards,
baolu
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