[PATCH v10 05/13] powerpc/mm: Move vma_mmu_pagesize()

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vma_mmu_pagesize() is only required for slices,
otherwise there is a generic weak version doing the
exact same thing.

Move it to slice.c

Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxxxxxx>
Reviewed-by: Nicholas Piggin <npiggin@xxxxxxxxx>
---
 arch/powerpc/mm/hugetlbpage.c | 11 -----------
 arch/powerpc/mm/slice.c       |  9 +++++++++
 2 files changed, 9 insertions(+), 11 deletions(-)

diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
index b642a5a8668f..7b89f0799d82 100644
--- a/arch/powerpc/mm/hugetlbpage.c
+++ b/arch/powerpc/mm/hugetlbpage.c
@@ -565,17 +565,6 @@ unsigned long hugetlb_get_unmapped_area(struct file *file, unsigned long addr,
 }
 #endif
 
-unsigned long vma_mmu_pagesize(struct vm_area_struct *vma)
-{
-	/* With radix we don't use slice, so derive it from vma*/
-	if (IS_ENABLED(CONFIG_PPC_MM_SLICES) && !radix_enabled()) {
-		unsigned int psize = get_slice_psize(vma->vm_mm, vma->vm_start);
-
-		return 1UL << mmu_psize_to_shift(psize);
-	}
-	return vma_kernel_pagesize(vma);
-}
-
 bool __init arch_hugetlb_valid_size(unsigned long size)
 {
 	int shift = __ffs(size);
diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c
index f42711f865f3..8a3ac062b71e 100644
--- a/arch/powerpc/mm/slice.c
+++ b/arch/powerpc/mm/slice.c
@@ -759,4 +759,13 @@ int slice_is_hugepage_only_range(struct mm_struct *mm, unsigned long addr,
 
 	return !slice_check_range_fits(mm, maskp, addr, len);
 }
+
+unsigned long vma_mmu_pagesize(struct vm_area_struct *vma)
+{
+	/* With radix we don't use slice, so derive it from vma*/
+	if (radix_enabled())
+		return vma_kernel_pagesize(vma);
+
+	return 1UL << mmu_psize_to_shift(get_slice_psize(vma->vm_mm, vma->vm_start));
+}
 #endif
-- 
2.35.1





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