arch: remove mk_pmd()

There are now no callers of mk_huge_pmd() and mk_pmd().  Remove them.

Link: https://lkml.kernel.org/r/20250402181709.2386022-12-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Zi Yan <ziy@nvidia.com>
Cc: Alexander Gordeev <agordeev@linux.ibm.com>
Cc: Andreas Larsson <andreas@gaisler.com>
Cc: Anton Ivanov <anton.ivanov@cambridgegreys.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
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>

diff --git a/arch/arc/include/asm/hugepage.h b/arch/arc/include/asm/hugepage.h
index 8a2441670a8f674f1a5ebca94cb15f118dedbb82..7765dc105d546e6d1a642e50e2e6d85c6eb72e5f 100644 (file)
--- a/arch/arc/include/asm/hugepage.h
+++ b/arch/arc/include/asm/hugepage.h
@@ -40,8 +40,6 @@ static inline pmd_t pte_pmd(pte_t pte)
 #define pmd_young(pmd)         pte_young(pmd_pte(pmd))
 #define pmd_dirty(pmd)         pte_dirty(pmd_pte(pmd))
 
-#define mk_pmd(page, prot)     pte_pmd(mk_pte(page, prot))
-
 #define pmd_trans_huge(pmd)    (pmd_val(pmd) & _PAGE_HW_SZ)
 
 #define pfn_pmd(pfn, prot)     (__pmd(((pfn) << PAGE_SHIFT) | pgprot_val(prot)))

diff --git a/arch/arc/include/asm/pgtable-levels.h b/arch/arc/include/asm/pgtable-levels.h
index 55dbd2719e353cd9aeecf71961a179fc7bcd1d0b..d1ce4b0f1071b69d794ba1375945ff4691434d7c 100644 (file)
--- a/arch/arc/include/asm/pgtable-levels.h
+++ b/arch/arc/include/asm/pgtable-levels.h
@@ -142,7 +142,6 @@
 
 #define pmd_pfn(pmd)           ((pmd_val(pmd) & PMD_MASK) >> PAGE_SHIFT)
 #define pfn_pmd(pfn,prot)      __pmd(((pfn) << PAGE_SHIFT) | pgprot_val(prot))
-#define mk_pmd(page,prot)      pfn_pmd(page_to_pfn(page),prot)
 
 #endif
 

diff --git a/arch/arm/include/asm/pgtable-3level.h b/arch/arm/include/asm/pgtable-3level.h
index fa5939eb9864ef2d487d6df5f1938c6034c7ae7b..7b71a3d414b72b43d4d6dee336ccbca2e4bb3664 100644 (file)
--- a/arch/arm/include/asm/pgtable-3level.h
+++ b/arch/arm/include/asm/pgtable-3level.h
@@ -209,7 +209,6 @@ PMD_BIT_FUNC(mkyoung,   |= PMD_SECT_AF);
 
 #define pmd_pfn(pmd)           (((pmd_val(pmd) & PMD_MASK) & PHYS_MASK) >> PAGE_SHIFT)
 #define pfn_pmd(pfn,prot)      (__pmd(((phys_addr_t)(pfn) << PAGE_SHIFT) | pgprot_val(prot)))
-#define mk_pmd(page,prot)      pfn_pmd(page_to_pfn(page),prot)
 
 /* No hardware dirty/accessed bits -- generic_pmdp_establish() fits */
 #define pmdp_establish generic_pmdp_establish

diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
index f03c6c2b094464bb06821428e9828cfc30d33f2c..2a77f11b78d538454261c45460ea9dda59a964c7 100644 (file)
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -609,7 +609,6 @@ static inline pmd_t pmd_mkspecial(pmd_t pmd)
 #define __phys_to_pmd_val(phys)        __phys_to_pte_val(phys)
 #define pmd_pfn(pmd)           ((__pmd_to_phys(pmd) & PMD_MASK) >> PAGE_SHIFT)
 #define pfn_pmd(pfn,prot)      __pmd(__phys_to_pmd_val((phys_addr_t)(pfn) << PAGE_SHIFT) | pgprot_val(prot))
-#define mk_pmd(page,prot)      pfn_pmd(page_to_pfn(page),prot)
 
 #define pud_young(pud)         pte_young(pud_pte(pud))
 #define pud_mkyoung(pud)       pte_pud(pte_mkyoung(pud_pte(pud)))

diff --git a/arch/loongarch/include/asm/pgtable.h b/arch/loongarch/include/asm/pgtable.h
index 9ba3a4ebcd98c96b2f9a43cf1311e38d3d10157f..a3f17914dbab1c54f7adf7f6d9b503de75aaf314 100644 (file)
--- a/arch/loongarch/include/asm/pgtable.h
+++ b/arch/loongarch/include/asm/pgtable.h
@@ -255,7 +255,6 @@ static inline void pmd_clear(pmd_t *pmdp)
 
 #define pmd_page_vaddr(pmd)    pmd_val(pmd)
 
-extern pmd_t mk_pmd(struct page *page, pgprot_t prot);
 extern void set_pmd_at(struct mm_struct *mm, unsigned long addr, pmd_t *pmdp, pmd_t pmd);
 
 #define pte_page(x)            pfn_to_page(pte_pfn(x))

diff --git a/arch/loongarch/mm/pgtable.c b/arch/loongarch/mm/pgtable.c
index 22a94bb3e6e8b8b89cabba03b6bc806323660375..352d9b2e02ab55aeb8bdcaf8bef6682625645051 100644 (file)
--- a/arch/loongarch/mm/pgtable.c
+++ b/arch/loongarch/mm/pgtable.c
@@ -135,15 +135,6 @@ void kernel_pte_init(void *addr)
        } while (p != end);
 }
 
-pmd_t mk_pmd(struct page *page, pgprot_t prot)
-{
-       pmd_t pmd;
-
-       pmd_val(pmd) = (page_to_pfn(page) << PFN_PTE_SHIFT) | pgprot_val(prot);
-
-       return pmd;
-}
-
 void set_pmd_at(struct mm_struct *mm, unsigned long addr,
                pmd_t *pmdp, pmd_t pmd)
 {

diff --git a/arch/mips/include/asm/pgtable.h b/arch/mips/include/asm/pgtable.h
index d69cfa5a8ac62d9bcd1fcdafedcc7fe8598b6eeb..4852b005a72d3689f216b31c61f2f4e5dafacf22 100644 (file)
--- a/arch/mips/include/asm/pgtable.h
+++ b/arch/mips/include/asm/pgtable.h
@@ -713,9 +713,6 @@ static inline pmd_t pmd_clear_soft_dirty(pmd_t pmd)
 
 #endif /* CONFIG_HAVE_ARCH_SOFT_DIRTY */
 
-/* Extern to avoid header file madness */
-extern pmd_t mk_pmd(struct page *page, pgprot_t prot);
-
 static inline pmd_t pmd_modify(pmd_t pmd, pgprot_t newprot)
 {
        pmd_val(pmd) = (pmd_val(pmd) & (_PAGE_CHG_MASK | _PAGE_HUGE)) |

diff --git a/arch/mips/mm/pgtable-32.c b/arch/mips/mm/pgtable-32.c
index 84dd5136d53a6dbb5230d8fe7f2927d334dba2fc..e2cf2166d5cb3ffaee56c37b96b9f17c60aea47b 100644 (file)
--- a/arch/mips/mm/pgtable-32.c
+++ b/arch/mips/mm/pgtable-32.c
@@ -31,16 +31,6 @@ void pgd_init(void *addr)
 }
 
 #if defined(CONFIG_TRANSPARENT_HUGEPAGE)
-pmd_t mk_pmd(struct page *page, pgprot_t prot)
-{
-       pmd_t pmd;
-
-       pmd_val(pmd) = (page_to_pfn(page) << PFN_PTE_SHIFT) | pgprot_val(prot);
-
-       return pmd;
-}
-
-
 void set_pmd_at(struct mm_struct *mm, unsigned long addr,
                pmd_t *pmdp, pmd_t pmd)
 {

diff --git a/arch/mips/mm/pgtable-64.c b/arch/mips/mm/pgtable-64.c
index 1e544827dea9dcf840df006452ba03e970b57e21..b24f865de357cf9b7a7e4ef4bf5383fae3fbc745 100644 (file)
--- a/arch/mips/mm/pgtable-64.c
+++ b/arch/mips/mm/pgtable-64.c
@@ -90,15 +90,6 @@ void pud_init(void *addr)
 #endif
 
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
-pmd_t mk_pmd(struct page *page, pgprot_t prot)
-{
-       pmd_t pmd;
-
-       pmd_val(pmd) = (page_to_pfn(page) << PFN_PTE_SHIFT) | pgprot_val(prot);
-
-       return pmd;
-}
-
 void set_pmd_at(struct mm_struct *mm, unsigned long addr,
                pmd_t *pmdp, pmd_t pmd)
 {

diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h
index 6d98e6f08d4de447847b304281749c230031a610..6ed93e290c2feda820f7e47d3d58b862295b6c53 100644 (file)
--- a/arch/powerpc/include/asm/book3s/64/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable.h
@@ -1096,7 +1096,6 @@ static inline bool pmd_access_permitted(pmd_t pmd, bool write)
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
 extern pmd_t pfn_pmd(unsigned long pfn, pgprot_t pgprot);
 extern pud_t pfn_pud(unsigned long pfn, pgprot_t pgprot);
-extern pmd_t mk_pmd(struct page *page, pgprot_t pgprot);
 extern pmd_t pmd_modify(pmd_t pmd, pgprot_t newprot);
 extern pud_t pud_modify(pud_t pud, pgprot_t newprot);
 extern void set_pmd_at(struct mm_struct *mm, unsigned long addr,

diff --git a/arch/powerpc/mm/book3s64/pgtable.c b/arch/powerpc/mm/book3s64/pgtable.c
index 8f7d41ce2ca18262cb87daa26b80ffa913f2ca9b..0e62d25062f89547992d232eec21a43d1d531c19 100644 (file)
--- a/arch/powerpc/mm/book3s64/pgtable.c
+++ b/arch/powerpc/mm/book3s64/pgtable.c
@@ -269,11 +269,6 @@ pud_t pfn_pud(unsigned long pfn, pgprot_t pgprot)
        return __pud_mkhuge(pud_set_protbits(__pud(pudv), pgprot));
 }
 
-pmd_t mk_pmd(struct page *page, pgprot_t pgprot)
-{
-       return pfn_pmd(page_to_pfn(page), pgprot);
-}
-
 pmd_t pmd_modify(pmd_t pmd, pgprot_t newprot)
 {
        unsigned long pmdv;

diff --git a/arch/riscv/include/asm/pgtable-64.h b/arch/riscv/include/asm/pgtable-64.h
index 0897dd99ab8d5b1151c15e351c3667c9889c622e..188fadc1c21f9480acaf82638554bf3345df34a1 100644 (file)
--- a/arch/riscv/include/asm/pgtable-64.h
+++ b/arch/riscv/include/asm/pgtable-64.h
@@ -262,8 +262,6 @@ static inline unsigned long _pmd_pfn(pmd_t pmd)
        return __page_val_to_pfn(pmd_val(pmd));
 }
 
-#define mk_pmd(page, prot)    pfn_pmd(page_to_pfn(page), prot)
-
 #define pmd_ERROR(e) \
        pr_err("%s:%d: bad pmd %016lx.\n", __FILE__, __LINE__, pmd_val(e))
 

diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 3ef5d2198480b6c55ef8ef1e2e4f5713d06f1082..1c661ac62ce81b7d57963c6a1f0766b530eec103 100644 (file)
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -1869,7 +1869,6 @@ static inline pmd_t pmdp_collapse_flush(struct vm_area_struct *vma,
 #define pmdp_collapse_flush pmdp_collapse_flush
 
 #define pfn_pmd(pfn, pgprot)   mk_pmd_phys(((pfn) << PAGE_SHIFT), (pgprot))
-#define mk_pmd(page, pgprot)   pfn_pmd(page_to_pfn(page), (pgprot))
 
 static inline int pmd_trans_huge(pmd_t pmd)
 {

diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h
index d9c9035760843dccc6e9bc2e86e4b2a2e9179832..4af03e3c161b4bdacda6e075bb0c68dc6793f6f3 100644 (file)
--- a/arch/sparc/include/asm/pgtable_64.h
+++ b/arch/sparc/include/asm/pgtable_64.h
@@ -233,7 +233,6 @@ static inline pmd_t pfn_pmd(unsigned long page_nr, pgprot_t pgprot)
 
        return __pmd(pte_val(pte));
 }
-#define mk_pmd(page, pgprot)   pfn_pmd(page_to_pfn(page), (pgprot))
 #endif
 
 /* This one can be done with two shifts.  */

diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 2ce98b547a2590c02036dce78a267ef7ebcbf5da..3f59d7a160100b381ea062ae2f797dd65176df8f 100644 (file)
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -1347,8 +1347,6 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm,
 
 #define flush_tlb_fix_spurious_fault(vma, address, ptep) do { } while (0)
 
-#define mk_pmd(page, pgprot)   pfn_pmd(page_to_pfn(page), (pgprot))
-
 #define  __HAVE_ARCH_PMDP_SET_ACCESS_FLAGS
 extern int pmdp_set_access_flags(struct vm_area_struct *vma,
                                 unsigned long address, pmd_t *pmdp,

diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index e893d546a49f464f7586db639fe216231f03651a..f190998b2ebd052d5a9c37567d36f192ceceffdd 100644 (file)
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -495,8 +495,6 @@ static inline bool is_huge_zero_pmd(pmd_t pmd)
 struct folio *mm_get_huge_zero_folio(struct mm_struct *mm);
 void mm_put_huge_zero_folio(struct mm_struct *mm);
 
-#define mk_huge_pmd(page, prot) pmd_mkhuge(mk_pmd(page, prot))
-
 static inline bool thp_migration_supported(void)
 {
        return IS_ENABLED(CONFIG_ARCH_ENABLE_THP_MIGRATION);