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iommu/core: Use PAGE_SIZE instead of hard-coded value
author
Joerg Roedel
<joerg.roedel@amd.com>
Tue, 6 Sep 2011 12:36:17 +0000
(14:36 +0200)
committer
Joerg Roedel
<joerg.roedel@amd.com>
Tue, 6 Sep 2011 12:36:17 +0000
(14:36 +0200)
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>
drivers/iommu/iommu.c
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diff --git
a/drivers/iommu/iommu.c
b/drivers/iommu/iommu.c
index
e61a9ba
..
30b0644
100644
(file)
--- 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));