[PATCH 2/3] drivers: iommu: arm-smmu-v3: constify iommu_gather_ops structures

From	Bhumika Goyal <bhumirks@gmail.com>
Newsgroups	linux.kernel
Subject	[PATCH 2/3] drivers: iommu: arm-smmu-v3: constify iommu_gather_ops structures
Date	2016-10-25 20:10 +0200
Message-ID	<swekG-GE-25@gated-at.bofh.it> (permalink)
References	<swekF-GE-13@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Check for iommu_gather_ops structures that are only stored in the tlb
field of an io_pgtable_cfg structure. The tlb field is of type
const struct iommu_gather_ops *, so iommu_gather_ops structures
having this property can be declared as const.

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
---
 drivers/iommu/arm-smmu-v3.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c
index 15c01c3..51d8be4 100644
--- a/drivers/iommu/arm-smmu-v3.c
+++ b/drivers/iommu/arm-smmu-v3.c
@@ -1358,7 +1358,7 @@ static void arm_smmu_tlb_inv_range_nosync(unsigned long iova, size_t size,
 	} while (size -= granule);
 }
 
-static struct iommu_gather_ops arm_smmu_gather_ops = {
+static const struct iommu_gather_ops arm_smmu_gather_ops = {
 	.tlb_flush_all	= arm_smmu_tlb_inv_context,
 	.tlb_add_flush	= arm_smmu_tlb_inv_range_nosync,
 	.tlb_sync	= arm_smmu_tlb_sync,
-- 
1.9.1

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[PATCH 2/3] drivers: iommu: arm-smmu-v3: constify iommu_gather_ops structures Bhumika Goyal <bhumirks@gmail.com> - 2016-10-25 20:10 +0200
  Re: [PATCH 2/3] drivers: iommu: arm-smmu-v3: constify iommu_gather_ops  structures Julia Lawall <julia.lawall@lip6.fr> - 2016-10-25 22:30 +0200

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