From: Yijing Wang <wangyijing@huawei.com>
Date: Tue, 20 May 2014 12:37:51 +0000 (+0800)
Subject: iommu/vt-d: Use inline function dma_pte_superpage instead of macros
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=e16922af9d291a939679c63dc4a1373088734af4;p=deliverable%2Flinux.git

iommu/vt-d: Use inline function dma_pte_superpage instead of macros

Use inline function dma_pte_superpage() instead of macro for
better readability.

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
---

diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 5fee0f983c03..219c2c51a312 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -892,7 +892,7 @@ static struct dma_pte *dma_pfn_level_pte(struct dmar_domain *domain,
 			break;
 		}
 
-		if (pte->val & DMA_PTE_LARGE_PAGE) {
+		if (dma_pte_superpage(pte)) {
 			*large_page = total;
 			return pte;
 		}