[PATCH v6 04/18] arm64/mm: Convert pte_next_pfn() to pte_advance_pfn()

From: Ryan Roberts
Date: Thu Feb 15 2024 - 05:34:57 EST


Core-mm needs to be able to advance the pfn by an arbitrary amount, so
override the new pte_advance_pfn() API to do so.

Signed-off-by: Ryan Roberts <ryan.roberts@xxxxxxx>
---
arch/arm64/include/asm/pgtable.h | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
index 52d0b0a763f1..b6d3e9e0a946 100644
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -351,10 +351,10 @@ static inline pgprot_t pte_pgprot(pte_t pte)
return __pgprot(pte_val(pfn_pte(pfn, __pgprot(0))) ^ pte_val(pte));
}

-#define pte_next_pfn pte_next_pfn
-static inline pte_t pte_next_pfn(pte_t pte)
+#define pte_advance_pfn pte_advance_pfn
+static inline pte_t pte_advance_pfn(pte_t pte, unsigned long nr)
{
- return pfn_pte(pte_pfn(pte) + 1, pte_pgprot(pte));
+ return pfn_pte(pte_pfn(pte) + nr, pte_pgprot(pte));
}

static inline void set_ptes(struct mm_struct *mm,
@@ -370,7 +370,7 @@ static inline void set_ptes(struct mm_struct *mm,
if (--nr == 0)
break;
ptep++;
- pte = pte_next_pfn(pte);
+ pte = pte_advance_pfn(pte, 1);
}
}
#define set_ptes set_ptes
--
2.25.1