From cb5b13cd6c9237fe5ac978b22453eb3fa098a8d6 Mon Sep 17 00:00:00 2001
From: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Date: Wed, 2 Apr 2025 19:16:56 +0100
Subject: mm: introduce a common definition of mk_pte()

Most architectures simply call pfn_pte().  Centralise that as the normal
definition and remove the definition of mk_pte() from the architectures
which have either that exact definition or something similar.

Link: https://lkml.kernel.org/r/20250402181709.2386022-3-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> # m68k
Acked-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com> # s390
Cc: Zi Yan <ziy@nvidia.com>
Cc: Andreas Larsson <andreas@gaisler.com>
Cc: Anton Ivanov <anton.ivanov@cambridgegreys.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: Richard Weinberger <richard@nod.at>
Cc: <x86@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
 include/linux/mm.h | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'include/linux')

diff --git a/include/linux/mm.h b/include/linux/mm.h
index bf55206935c4..aa944eaad0ec 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2004,6 +2004,15 @@ static inline struct folio *pfn_folio(unsigned long pfn)
 	return page_folio(pfn_to_page(pfn));
 }
 
+#ifndef mk_pte
+#ifdef CONFIG_MMU
+static inline pte_t mk_pte(struct page *page, pgprot_t pgprot)
+{
+	return pfn_pte(page_to_pfn(page), pgprot);
+}
+#endif
+#endif
+
 static inline bool folio_has_pincount(const struct folio *folio)
 {
 	if (IS_ENABLED(CONFIG_64BIT))
-- 
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