[PATCH v1 01/11] arm/pgtable: define PFN_PTE_SHIFT on arm and arm64

[David Hildenbrand <david@redhat.com>]

We want to make use of pte_next_pfn() outside of set_ptes(). Let's
simpliy define PFN_PTE_SHIFT, required by pte_next_pfn().

Signed-off-by: David Hildenbrand <david@redhat.com>
---
 arch/arm/include/asm/pgtable.h   | 2 ++
 arch/arm64/include/asm/pgtable.h | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h
index d657b84b6bf70..be91e376df79e 100644
--- a/arch/arm/include/asm/pgtable.h
+++ b/arch/arm/include/asm/pgtable.h
@@ -209,6 +209,8 @@ static inline void __sync_icache_dcache(pte_t pteval)
 extern void __sync_icache_dcache(pte_t pteval);
 #endif
 
+#define PFN_PTE_SHIFT		PAGE_SHIFT
+
 void set_ptes(struct mm_struct *mm, unsigned long addr,
 		      pte_t *ptep, pte_t pteval, unsigned int nr);
 #define set_ptes set_ptes
diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
index 79ce70fbb751c..d4b3bd96e3304 100644
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -341,6 +341,8 @@ static inline void __sync_cache_and_tags(pte_t pte, unsigned int nr_pages)
 		mte_sync_tags(pte, nr_pages);
 }
 
+#define PFN_PTE_SHIFT		PAGE_SHIFT
+
 static inline void set_ptes(struct mm_struct *mm,
 			    unsigned long __always_unused addr,
 			    pte_t *ptep, pte_t pte, unsigned int nr)
-- 
2.43.0


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