[PATCH 20/23] sparc: iounit and iommu use pte_offset_kernel()

[Hugh Dickins]

iounit_alloc() and sbus_iommu_alloc() are working from pmd_off_k(),
so should use pte_offset_kernel() instead of pte_offset_map(), to avoid
the question of whether a pte_unmap() will be needed to balance.

Signed-off-by: Hugh Dickins <hughd at google.com>
---
 arch/sparc/mm/io-unit.c | 2 +-
 arch/sparc/mm/iommu.c   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/sparc/mm/io-unit.c b/arch/sparc/mm/io-unit.c
index bf3e6d2fe5d9..133dd42570d6 100644
--- a/arch/sparc/mm/io-unit.c
+++ b/arch/sparc/mm/io-unit.c
@@ -244,7 +244,7 @@ static void *iounit_alloc(struct device *dev, size_t len,
 			long i;
 
 			pmdp = pmd_off_k(addr);
-			ptep = pte_offset_map(pmdp, addr);
+			ptep = pte_offset_kernel(pmdp, addr);
 
 			set_pte(ptep, mk_pte(virt_to_page(page), dvma_prot));
 
diff --git a/arch/sparc/mm/iommu.c b/arch/sparc/mm/iommu.c
index 9e3f6933ca13..3a6caef68348 100644
--- a/arch/sparc/mm/iommu.c
+++ b/arch/sparc/mm/iommu.c
@@ -358,7 +358,7 @@ static void *sbus_iommu_alloc(struct device *dev, size_t len,
 				__flush_page_to_ram(page);
 
 			pmdp = pmd_off_k(addr);
-			ptep = pte_offset_map(pmdp, addr);
+			ptep = pte_offset_kernel(pmdp, addr);
 
 			set_pte(ptep, mk_pte(virt_to_page(page), dvma_prot));
 		}
-- 
2.35.3