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arch: remove mk_pmd()

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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>
This commit is contained in:
Matthew Wilcox (Oracle) 2025-04-02 19:17:05 +01:00 • committed by Andrew Morton
parent e3981db444
commit 5071ea3d7b
16 changed files with 0 additions and 51 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
arch/arc/include/asm/hugepage.h
View file

@ -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)))

1
arch/arc/include/asm/pgtable-levels.h
View file

@ -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

1
arch/arm/include/asm/pgtable-3level.h
View file

@ -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

1
arch/arm64/include/asm/pgtable.h
View file

@ -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)))

1
arch/loongarch/include/asm/pgtable.h
View file

@ -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))

9
arch/loongarch/mm/pgtable.c
View file

@ -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)
{

3
arch/mips/include/asm/pgtable.h
View file

@ -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)) |

10
arch/mips/mm/pgtable-32.c
View file

@ -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)
{

9
arch/mips/mm/pgtable-64.c
View file

@ -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)
{

1
arch/powerpc/include/asm/book3s/64/pgtable.h
View file

@ -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,

5
arch/powerpc/mm/book3s64/pgtable.c
View file

@ -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;

2
arch/riscv/include/asm/pgtable-64.h
View file

@ -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))

1
arch/s390/include/asm/pgtable.h
View file

@ -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)
{

1
arch/sparc/include/asm/pgtable_64.h
View file

@ -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. */

2
arch/x86/include/asm/pgtable.h
View file

@ -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,

2
include/linux/huge_mm.h
View file

@ -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);