iommu/core: Use PAGE_SIZE instead of hard-coded value

Replace the hard-coded 4kb by PAGE_SIZE to make iommu-api implementations possible on architectures where PAGE_SIZE != 4kb. Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
git-mirror · Sep 6, 2011 · 8541034 · 8541034
1 parent 4099818
commit 8541034
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
@@ -100,7 +100,7 @@ int iommu_map(struct iommu_domain *domain, unsigned long iova,
 {
 	size_t size;
 
-	size         = 0x1000UL << gfp_order;
+	size         = PAGE_SIZE << gfp_order;
 
 	BUG_ON(!IS_ALIGNED(iova | paddr, size));
 
@@ -112,7 +112,7 @@ int iommu_unmap(struct iommu_domain *domain, unsigned long iova, int gfp_order)
 {
 	size_t size;
 
-	size         = 0x1000UL << gfp_order;
+	size         = PAGE_SIZE << gfp_order;
 
 	BUG_ON(!IS_ALIGNED(iova, size));