mm/treewide: replace pud_large() with pud_leaf()

pud_large() is always defined as pud_leaf().  Merge their usages.  Chose
pud_leaf() because pud_leaf() is a global API, while pud_large() is not.

Link: https://lkml.kernel.org/r/20240305043750.93762-9-peterx@redhat.com
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Andrey Konovalov <andreyknvl@gmail.com>
Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Kirill A. Shutemov <kirill@shutemov.name>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: "Naveen N. Rao" <naveen.n.rao@linux.ibm.com>
Cc: Nicholas Piggin <npiggin@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: Yang Shi <shy828301@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

arch/powerpc/mm/book3s64/pgtable.c

@@ -130,7 +130,7 @@ void set_pud_at(struct mm_struct *mm, unsigned long addr,
 
 	WARN_ON(pte_hw_valid(pud_pte(*pudp)));
 	assert_spin_locked(pud_lockptr(mm, pudp));
-	WARN_ON(!(pud_large(pud)));
+	WARN_ON(!(pud_leaf(pud)));
 #endif
 	trace_hugepage_set_pud(addr, pud_val(pud));
 	return set_pte_at(mm, addr, pudp_ptep(pudp), pud_pte(pud));

arch/s390/boot/vmem.c

@@ -366,7 +366,7 @@ static void pgtable_pud_populate(p4d_t *p4d, unsigned long addr, unsigned long e
 			}
 			pmd = boot_crst_alloc(_SEGMENT_ENTRY_EMPTY);
 			pud_populate(&init_mm, pud, pmd);
-		} else if (pud_large(*pud)) {
+		} else if (pud_leaf(*pud)) {
 			continue;
 		}
 		pgtable_pmd_populate(pud, addr, next, mode);

arch/s390/include/asm/pgtable.h

@@ -730,7 +730,7 @@ static inline int pud_bad(pud_t pud)
 {
 	unsigned long type = pud_val(pud) & _REGION_ENTRY_TYPE_MASK;
 
-	if (type > _REGION_ENTRY_TYPE_R3 || pud_large(pud))
+	if (type > _REGION_ENTRY_TYPE_R3 || pud_leaf(pud))
 		return 1;
 	if (type < _REGION_ENTRY_TYPE_R3)
 		return 0;
@@ -1400,7 +1400,7 @@ static inline unsigned long pud_deref(pud_t pud)
 	unsigned long origin_mask;
 
 	origin_mask = _REGION_ENTRY_ORIGIN;
-	if (pud_large(pud))
+	if (pud_leaf(pud))
 		origin_mask = _REGION3_ENTRY_ORIGIN_LARGE;
 	return (unsigned long)__va(pud_val(pud) & origin_mask);
 }

arch/s390/mm/gmap.c

@@ -598,7 +598,7 @@ int __gmap_link(struct gmap *gmap, unsigned long gaddr, unsigned long vmaddr)
 	pud = pud_offset(p4d, vmaddr);
 	VM_BUG_ON(pud_none(*pud));
 	/* large puds cannot yet be handled */
-	if (pud_large(*pud))
+	if (pud_leaf(*pud))
 		return -EFAULT;
 	pmd = pmd_offset(pud, vmaddr);
 	VM_BUG_ON(pmd_none(*pmd));

arch/s390/mm/hugetlbpage.c

@@ -224,7 +224,7 @@ pte_t *huge_pte_offset(struct mm_struct *mm,
 		if (p4d_present(*p4dp)) {
 			pudp = pud_offset(p4dp, addr);
 			if (pud_present(*pudp)) {
-				if (pud_large(*pudp))
+				if (pud_leaf(*pudp))
 					return (pte_t *) pudp;
 				pmdp = pmd_offset(pudp, addr);
 			}
@@ -240,7 +240,7 @@ int pmd_huge(pmd_t pmd)
 
 int pud_huge(pud_t pud)
 {
-	return pud_large(pud);
+	return pud_leaf(pud);
 }
 
 bool __init arch_hugetlb_valid_size(unsigned long size)

arch/s390/mm/pageattr.c

@@ -274,7 +274,7 @@ static int walk_pud_level(p4d_t *p4d, unsigned long addr, unsigned long end,
 		if (pud_none(*pudp))
 			return -EINVAL;
 		next = pud_addr_end(addr, end);
-		if (pud_large(*pudp)) {
+		if (pud_leaf(*pudp)) {
 			need_split  = !!(flags & SET_MEMORY_4K);
 			need_split |= !!(addr & ~PUD_MASK);
 			need_split |= !!(addr + PUD_SIZE > next);

arch/s390/mm/pgtable.c

@@ -470,7 +470,7 @@ static int pmd_lookup(struct mm_struct *mm, unsigned long addr, pmd_t **pmdp)
 		return -ENOENT;
 
 	/* Large PUDs are not supported yet. */
-	if (pud_large(*pud))
+	if (pud_leaf(*pud))
 		return -EFAULT;
 
 	*pmdp = pmd_offset(pud, addr);

arch/s390/mm/vmem.c

@@ -329,7 +329,7 @@ static int modify_pud_table(p4d_t *p4d, unsigned long addr, unsigned long end,
 		if (!add) {
 			if (pud_none(*pud))
 				continue;
-			if (pud_large(*pud)) {
+			if (pud_leaf(*pud)) {
 				if (IS_ALIGNED(addr, PUD_SIZE) &&
 				    IS_ALIGNED(next, PUD_SIZE)) {
 					pud_clear(pud);
@@ -350,7 +350,7 @@ static int modify_pud_table(p4d_t *p4d, unsigned long addr, unsigned long end,
 			if (!pmd)
 				goto out;
 			pud_populate(&init_mm, pud, pmd);
-		} else if (pud_large(*pud)) {
+		} else if (pud_leaf(*pud)) {
 			continue;
 		}
 		ret = modify_pmd_table(pud, addr, next, add, direct, altmap);
@@ -599,7 +599,7 @@ pte_t *vmem_get_alloc_pte(unsigned long addr, bool alloc)
 		if (!pmd)
 			goto out;
 		pud_populate(&init_mm, pud, pmd);
-	} else if (WARN_ON_ONCE(pud_large(*pud))) {
+	} else if (WARN_ON_ONCE(pud_leaf(*pud))) {
 		goto out;
 	}
 	pmd = pmd_offset(pud, addr);

arch/sparc/mm/init_64.c

@@ -1665,7 +1665,7 @@ bool kern_addr_valid(unsigned long addr)
 	if (pud_none(*pud))
 		return false;
 
-	if (pud_large(*pud))
+	if (pud_leaf(*pud))
 		return pfn_valid(pud_pfn(*pud));
 
 	pmd = pmd_offset(pud, addr);

arch/x86/kvm/mmu/mmu.c

@@ -3126,7 +3126,7 @@ static int host_pfn_mapping_level(struct kvm *kvm, gfn_t gfn,
 	if (pud_none(pud) || !pud_present(pud))
 		goto out;
 
-	if (pud_large(pud)) {
+	if (pud_leaf(pud)) {
 		level = PG_LEVEL_1G;
 		goto out;
 	}

arch/x86/mm/fault.c

@@ -376,7 +376,7 @@ static void dump_pagetable(unsigned long address)
 		goto bad;
 
 	pr_cont("PUD %lx ", pud_val(*pud));
-	if (!pud_present(*pud) || pud_large(*pud))
+	if (!pud_present(*pud) || pud_leaf(*pud))
 		goto out;
 
 	pmd = pmd_offset(pud, address);
@@ -1046,7 +1046,7 @@ spurious_kernel_fault(unsigned long error_code, unsigned long address)
 	if (!pud_present(*pud))
 		return 0;
 
-	if (pud_large(*pud))
+	if (pud_leaf(*pud))
 		return spurious_kernel_fault_check(error_code, (pte_t *) pud);
 
 	pmd = pmd_offset(pud, address);

arch/x86/mm/ident_map.c

@@ -33,7 +33,7 @@ static int ident_pud_init(struct x86_mapping_info *info, pud_t *pud_page,
 			next = end;
 
 		/* if this is already a gbpage, this portion is already mapped */
-		if (pud_large(*pud))
+		if (pud_leaf(*pud))
 			continue;
 
 		/* Is using a gbpage allowed? */

arch/x86/mm/init_64.c

@@ -617,7 +617,7 @@ phys_pud_init(pud_t *pud_page, unsigned long paddr, unsigned long paddr_end,
 		}
 
 		if (!pud_none(*pud)) {
-			if (!pud_large(*pud)) {
+			if (!pud_leaf(*pud)) {
 				pmd = pmd_offset(pud, 0);
 				paddr_last = phys_pmd_init(pmd, paddr,
 							   paddr_end,
@@ -1163,7 +1163,7 @@ remove_pud_table(pud_t *pud_start, unsigned long addr, unsigned long end,
 		if (!pud_present(*pud))
 			continue;
 
-		if (pud_large(*pud) &&
+		if (pud_leaf(*pud) &&
 		    IS_ALIGNED(addr, PUD_SIZE) &&
 		    IS_ALIGNED(next, PUD_SIZE)) {
 			spin_lock(&init_mm.page_table_lock);

arch/x86/mm/kasan_init_64.c

@@ -115,7 +115,7 @@ static void __init kasan_populate_p4d(p4d_t *p4d, unsigned long addr,
 	pud = pud_offset(p4d, addr);
 	do {
 		next = pud_addr_end(addr, end);
-		if (!pud_large(*pud))
+		if (!pud_leaf(*pud))
 			kasan_populate_pud(pud, addr, next, nid);
 	} while (pud++, addr = next, addr != end);
 }

arch/x86/mm/mem_encrypt_identity.c

@@ -145,7 +145,7 @@ static pud_t __init *sme_prepare_pgd(struct sme_populate_pgd_data *ppd)
 		set_pud(pud, __pud(PUD_FLAGS | __pa(pmd)));
 	}
 
-	if (pud_large(*pud))
+	if (pud_leaf(*pud))
 		return NULL;
 
 	return pud;

arch/x86/mm/pat/set_memory.c

@@ -684,7 +684,7 @@ pte_t *lookup_address_in_pgd(pgd_t *pgd, unsigned long address,
 		return NULL;
 
 	*level = PG_LEVEL_1G;
-	if (pud_large(*pud) || !pud_present(*pud))
+	if (pud_leaf(*pud) || !pud_present(*pud))
 		return (pte_t *)pud;
 
 	pmd = pmd_offset(pud, address);
@@ -743,7 +743,7 @@ pmd_t *lookup_pmd_address(unsigned long address)
 		return NULL;
 
 	pud = pud_offset(p4d, address);
-	if (pud_none(*pud) || pud_large(*pud) || !pud_present(*pud))
+	if (pud_none(*pud) || pud_leaf(*pud) || !pud_present(*pud))
 		return NULL;
 
 	return pmd_offset(pud, address);
@@ -1274,7 +1274,7 @@ static void unmap_pud_range(p4d_t *p4d, unsigned long start, unsigned long end)
 	 */
 	while (end - start >= PUD_SIZE) {
 
-		if (pud_large(*pud))
+		if (pud_leaf(*pud))
 			pud_clear(pud);
 		else
 			unmap_pmd_range(pud, start, start + PUD_SIZE);

arch/x86/mm/pgtable.c

@@ -777,7 +777,7 @@ int pmd_set_huge(pmd_t *pmd, phys_addr_t addr, pgprot_t prot)
  */
 int pud_clear_huge(pud_t *pud)
 {
-	if (pud_large(*pud)) {
+	if (pud_leaf(*pud)) {
 		pud_clear(pud);
 		return 1;
 	}

arch/x86/mm/pti.c

@@ -217,7 +217,7 @@ static pmd_t *pti_user_pagetable_walk_pmd(unsigned long address)
 
 	pud = pud_offset(p4d, address);
 	/* The user page tables do not use large mappings: */
-	if (pud_large(*pud)) {
+	if (pud_leaf(*pud)) {
 		WARN_ON(1);
 		return NULL;
 	}

arch/x86/power/hibernate.c

@@ -170,7 +170,7 @@ int relocate_restore_code(void)
 		goto out;
 	}
 	pud = pud_offset(p4d, relocated_restore_code);
-	if (pud_large(*pud)) {
+	if (pud_leaf(*pud)) {
 		set_pud(pud, __pud(pud_val(*pud) & ~_PAGE_NX));
 		goto out;
 	}

arch/x86/xen/mmu_pv.c

@@ -1082,7 +1082,7 @@ static void __init xen_cleanmfnmap_pud(pud_t *pud, bool unpin)
 	pmd_t *pmd_tbl;
 	int i;
 
-	if (pud_large(*pud)) {
+	if (pud_leaf(*pud)) {
 		pa = pud_val(*pud) & PHYSICAL_PAGE_MASK;
 		xen_free_ro_pages(pa, PUD_SIZE);
 		return;
@@ -1863,7 +1863,7 @@ static phys_addr_t __init xen_early_virt_to_phys(unsigned long vaddr)
 	if (!pud_present(pud))
 		return 0;
 	pa = pud_val(pud) & PTE_PFN_MASK;
-	if (pud_large(pud))
+	if (pud_leaf(pud))
 		return pa + (vaddr & ~PUD_MASK);
 
 	pmd = native_make_pmd(xen_read_phys_ulong(pa + pmd_index(vaddr) *