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mm/treewide: replace pmd_large() with pmd_leaf()

Browse Source 
pmd_large() is always defined as pmd_leaf().  Merge their usages.  Chose
pmd_leaf() because pmd_leaf() is a global API, while pmd_large() is not.

Link: https://lkml.kernel.org/r/20240305043750.93762-8-peterx@redhat.com
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Mike Rapoport (IBM) <rppt@kernel.org>
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>
This commit is contained in:
Peter Xu 2024-03-05 12:37:47 +08:00 committed by Andrew Morton
parent b6c9d5a93b
commit 2f709f7bfd
25 changed files with 49 additions and 49 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
arch/arm/mm/dump.c
View File

@ -349,12 +349,12 @@ static void walk_pmd(struct pg_state *st, pud_t *pud, unsigned long start)
for (i = 0; i < PTRS_PER_PMD; i++, pmd++) {
addr = start + i * PMD_SIZE;
domain = get_domain_name(pmd);
if (pmd_none(*pmd) || pmd_large(*pmd) || !pmd_present(*pmd))
if (pmd_none(*pmd) || pmd_leaf(*pmd) || !pmd_present(*pmd))
note_page(st, addr, 4, pmd_val(*pmd), domain);
else
walk_pte(st, pmd, addr, domain);
if (SECTION_SIZE < PMD_SIZE && pmd_large(pmd[1])) {
if (SECTION_SIZE < PMD_SIZE && pmd_leaf(pmd[1])) {
addr += SECTION_SIZE;
pmd++;
domain = get_domain_name(pmd);

2
arch/powerpc/mm/book3s64/pgtable.c
View File

@ -113,7 +113,7 @@ void set_pmd_at(struct mm_struct *mm, unsigned long addr,
WARN_ON(pte_hw_valid(pmd_pte(*pmdp)) && !pte_protnone(pmd_pte(*pmdp)));
assert_spin_locked(pmd_lockptr(mm, pmdp));
WARN_ON(!(pmd_large(pmd)));
WARN_ON(!(pmd_leaf(pmd)));
#endif
trace_hugepage_set_pmd(addr, pmd_val(pmd));
return set_pte_at(mm, addr, pmdp_ptep(pmdp), pmd_pte(pmd));

2
arch/powerpc/mm/book3s64/radix_pgtable.c
View File

@ -924,7 +924,7 @@ bool vmemmap_can_optimize(struct vmem_altmap *altmap, struct dev_pagemap *pgmap)
int __meminit vmemmap_check_pmd(pmd_t *pmdp, int node,
unsigned long addr, unsigned long next)
{
int large = pmd_large(*pmdp);
int large = pmd_leaf(*pmdp);
if (large)
vmemmap_verify(pmdp_ptep(pmdp), node, addr, next);

2
arch/powerpc/mm/pgtable_64.c
View File

@ -132,7 +132,7 @@ struct page *pmd_page(pmd_t pmd)
* enabled so these checks can't be used.
*/
if (!IS_ENABLED(CONFIG_HAVE_ARCH_HUGE_VMAP))
VM_WARN_ON(!(pmd_large(pmd) || pmd_huge(pmd)));
VM_WARN_ON(!(pmd_leaf(pmd) || pmd_huge(pmd)));
return pte_page(pmd_pte(pmd));
}
return virt_to_page(pmd_page_vaddr(pmd));

2
arch/s390/boot/vmem.c
View File

@ -333,7 +333,7 @@ static void pgtable_pmd_populate(pud_t *pud, unsigned long addr, unsigned long e
}
pte = boot_pte_alloc();
pmd_populate(&init_mm, pmd, pte);
} else if (pmd_large(*pmd)) {
} else if (pmd_leaf(*pmd)) {
continue;
}
pgtable_pte_populate(pmd, addr, next, mode);

8
arch/s390/include/asm/pgtable.h
View File

@ -721,7 +721,7 @@ static inline int pmd_large(pmd_t pmd)
static inline int pmd_bad(pmd_t pmd)
{
if ((pmd_val(pmd) & _SEGMENT_ENTRY_TYPE_MASK) > 0 || pmd_large(pmd))
if ((pmd_val(pmd) & _SEGMENT_ENTRY_TYPE_MASK) > 0 || pmd_leaf(pmd))
return 1;
return (pmd_val(pmd) & ~_SEGMENT_ENTRY_BITS) != 0;
}
@ -820,8 +820,8 @@ static inline int pte_protnone(pte_t pte)
static inline int pmd_protnone(pmd_t pmd)
{
/* pmd_large(pmd) implies pmd_present(pmd) */
return pmd_large(pmd) && !(pmd_val(pmd) & _SEGMENT_ENTRY_READ);
/* pmd_leaf(pmd) implies pmd_present(pmd) */
return pmd_leaf(pmd) && !(pmd_val(pmd) & _SEGMENT_ENTRY_READ);
}
#endif
@ -1385,7 +1385,7 @@ static inline unsigned long pmd_deref(pmd_t pmd)
unsigned long origin_mask;
origin_mask = _SEGMENT_ENTRY_ORIGIN;
if (pmd_large(pmd))
if (pmd_leaf(pmd))
origin_mask = _SEGMENT_ENTRY_ORIGIN_LARGE;
return (unsigned long)__va(pmd_val(pmd) & origin_mask);
}

12
arch/s390/mm/gmap.c
View File

@ -603,7 +603,7 @@ int __gmap_link(struct gmap *gmap, unsigned long gaddr, unsigned long vmaddr)
pmd = pmd_offset(pud, vmaddr);
VM_BUG_ON(pmd_none(*pmd));
/* Are we allowed to use huge pages? */
if (pmd_large(*pmd) && !gmap->mm->context.allow_gmap_hpage_1m)
if (pmd_leaf(*pmd) && !gmap->mm->context.allow_gmap_hpage_1m)
return -EFAULT;
/* Link gmap segment table entry location to page table. */
rc = radix_tree_preload(GFP_KERNEL_ACCOUNT);
@ -615,7 +615,7 @@ int __gmap_link(struct gmap *gmap, unsigned long gaddr, unsigned long vmaddr)
rc = radix_tree_insert(&gmap->host_to_guest,
vmaddr >> PMD_SHIFT, table);
if (!rc) {
if (pmd_large(*pmd)) {
if (pmd_leaf(*pmd)) {
*table = (pmd_val(*pmd) &
_SEGMENT_ENTRY_HARDWARE_BITS_LARGE)
| _SEGMENT_ENTRY_GMAP_UC;
@ -945,7 +945,7 @@ static inline pmd_t *gmap_pmd_op_walk(struct gmap *gmap, unsigned long gaddr)
}
/* 4k page table entries are locked via the pte (pte_alloc_map_lock). */
if (!pmd_large(*pmdp))
if (!pmd_leaf(*pmdp))
spin_unlock(&gmap->guest_table_lock);
return pmdp;
}
@ -957,7 +957,7 @@ static inline pmd_t *gmap_pmd_op_walk(struct gmap *gmap, unsigned long gaddr)
*/
static inline void gmap_pmd_op_end(struct gmap *gmap, pmd_t *pmdp)
{
if (pmd_large(*pmdp))
if (pmd_leaf(*pmdp))
spin_unlock(&gmap->guest_table_lock);
}
@ -1068,7 +1068,7 @@ static int gmap_protect_range(struct gmap *gmap, unsigned long gaddr,
rc = -EAGAIN;
pmdp = gmap_pmd_op_walk(gmap, gaddr);
if (pmdp) {
if (!pmd_large(*pmdp)) {
if (!pmd_leaf(*pmdp)) {
rc = gmap_protect_pte(gmap, gaddr, pmdp, prot,
bits);
if (!rc) {
@ -2500,7 +2500,7 @@ void gmap_sync_dirty_log_pmd(struct gmap *gmap, unsigned long bitmap[4],
if (!pmdp)
return;
if (pmd_large(*pmdp)) {
if (pmd_leaf(*pmdp)) {
if (gmap_test_and_clear_dirty_pmd(gmap, pmdp, gaddr))
bitmap_fill(bitmap, _PAGE_ENTRIES);
} else {

2
arch/s390/mm/hugetlbpage.c
View File

@ -235,7 +235,7 @@ pte_t *huge_pte_offset(struct mm_struct *mm,
int pmd_huge(pmd_t pmd)
{
return pmd_large(pmd);
return pmd_leaf(pmd);
}
int pud_huge(pud_t pud)

2
arch/s390/mm/pageattr.c
View File

@ -185,7 +185,7 @@ static int walk_pmd_level(pud_t *pudp, unsigned long addr, unsigned long end,
if (pmd_none(*pmdp))
return -EINVAL;
next = pmd_addr_end(addr, end);
if (pmd_large(*pmdp)) {
if (pmd_leaf(*pmdp)) {
need_split = !!(flags & SET_MEMORY_4K);
need_split |= !!(addr & ~PMD_MASK);
need_split |= !!(addr + PMD_SIZE > next);

6
arch/s390/mm/pgtable.c
View File

@ -827,7 +827,7 @@ again:
return key ? -EFAULT : 0;
}
if (pmd_large(*pmdp)) {
if (pmd_leaf(*pmdp)) {
paddr = pmd_val(*pmdp) & HPAGE_MASK;
paddr |= addr & ~HPAGE_MASK;
/*
@ -938,7 +938,7 @@ again:
return 0;
}
if (pmd_large(*pmdp)) {
if (pmd_leaf(*pmdp)) {
paddr = pmd_val(*pmdp) & HPAGE_MASK;
paddr |= addr & ~HPAGE_MASK;
cc = page_reset_referenced(paddr);
@ -1002,7 +1002,7 @@ again:
return 0;
}
if (pmd_large(*pmdp)) {
if (pmd_leaf(*pmdp)) {
paddr = pmd_val(*pmdp) & HPAGE_MASK;
paddr |= addr & ~HPAGE_MASK;
*key = page_get_storage_key(paddr);

6
arch/s390/mm/vmem.c
View File

@ -236,7 +236,7 @@ static int __ref modify_pmd_table(pud_t *pud, unsigned long addr,
if (!add) {
if (pmd_none(*pmd))
continue;
if (pmd_large(*pmd)) {
if (pmd_leaf(*pmd)) {
if (IS_ALIGNED(addr, PMD_SIZE) &&
IS_ALIGNED(next, PMD_SIZE)) {
if (!direct)
@ -281,7 +281,7 @@ static int __ref modify_pmd_table(pud_t *pud, unsigned long addr,
if (!pte)
goto out;
pmd_populate(&init_mm, pmd, pte);
} else if (pmd_large(*pmd)) {
} else if (pmd_leaf(*pmd)) {
if (!direct)
vmemmap_use_sub_pmd(addr, next);
continue;
@ -610,7 +610,7 @@ pte_t *vmem_get_alloc_pte(unsigned long addr, bool alloc)
if (!pte)
goto out;
pmd_populate(&init_mm, pmd, pte);
} else if (WARN_ON_ONCE(pmd_large(*pmd))) {
} else if (WARN_ON_ONCE(pmd_leaf(*pmd))) {
goto out;
}
ptep = pte_offset_kernel(pmd, addr);

4
arch/sparc/mm/init_64.c
View File

@ -1672,7 +1672,7 @@ bool kern_addr_valid(unsigned long addr)
if (pmd_none(*pmd))
return false;
if (pmd_large(*pmd))
if (pmd_leaf(*pmd))
return pfn_valid(pmd_pfn(*pmd));
pte = pte_offset_kernel(pmd, addr);
@ -2968,7 +2968,7 @@ void update_mmu_cache_pmd(struct vm_area_struct *vma, unsigned long addr,
struct mm_struct *mm;
pmd_t entry = *pmd;
if (!pmd_large(entry) || !pmd_young(entry))
if (!pmd_leaf(entry) || !pmd_young(entry))
return;
pte = pmd_val(entry);

2
arch/x86/boot/compressed/ident_map_64.c
View File

@ -284,7 +284,7 @@ static int set_clr_page_flags(struct x86_mapping_info *info,
pudp = pud_offset(p4dp, address);
pmdp = pmd_offset(pudp, address);
if (pmd_large(*pmdp))
if (pmd_leaf(*pmdp))
ptep = split_large_pmd(info, pmdp, address);
else
ptep = pte_offset_kernel(pmdp, address);

2
arch/x86/kvm/mmu/mmu.c
View File

@ -3135,7 +3135,7 @@ static int host_pfn_mapping_level(struct kvm *kvm, gfn_t gfn,
if (pmd_none(pmd) || !pmd_present(pmd))
goto out;
if (pmd_large(pmd))
if (pmd_leaf(pmd))
level = PG_LEVEL_2M;
out:

8
arch/x86/mm/fault.c
View File

@ -250,7 +250,7 @@ static noinline int vmalloc_fault(unsigned long address)
if (!pmd_k)
return -1;
if (pmd_large(*pmd_k))
if (pmd_leaf(*pmd_k))
return 0;
pte_k = pte_offset_kernel(pmd_k, address);
@ -319,7 +319,7 @@ static void dump_pagetable(unsigned long address)
* And let's rather not kmap-atomic the pte, just in case
* it's allocated already:
*/
if (!low_pfn(pmd_pfn(*pmd)) || !pmd_present(*pmd) || pmd_large(*pmd))
if (!low_pfn(pmd_pfn(*pmd)) || !pmd_present(*pmd) || pmd_leaf(*pmd))
goto out;
pte = pte_offset_kernel(pmd, address);
@ -384,7 +384,7 @@ static void dump_pagetable(unsigned long address)
goto bad;
pr_cont("PMD %lx ", pmd_val(*pmd));
if (!pmd_present(*pmd) || pmd_large(*pmd))
if (!pmd_present(*pmd) || pmd_leaf(*pmd))
goto out;
pte = pte_offset_kernel(pmd, address);
@ -1053,7 +1053,7 @@ spurious_kernel_fault(unsigned long error_code, unsigned long address)
if (!pmd_present(*pmd))
return 0;
if (pmd_large(*pmd))
if (pmd_leaf(*pmd))
return spurious_kernel_fault_check(error_code, (pte_t *) pmd);
pte = pte_offset_kernel(pmd, address);

2
arch/x86/mm/init_32.c
View File

@ -463,7 +463,7 @@ void __init native_pagetable_init(void)
break;
/* should not be large page here */
if (pmd_large(*pmd)) {
if (pmd_leaf(*pmd)) {
pr_warn("try to clear pte for ram above max_low_pfn: pfn: %lx pmd: %p pmd phys: %lx, but pmd is big page and is not using pte !\n",
pfn, pmd, __pa(pmd));
BUG_ON(1);

8
arch/x86/mm/init_64.c
View File

@ -530,7 +530,7 @@ phys_pmd_init(pmd_t *pmd_page, unsigned long paddr, unsigned long paddr_end,
}
if (!pmd_none(*pmd)) {
if (!pmd_large(*pmd)) {
if (!pmd_leaf(*pmd)) {
spin_lock(&init_mm.page_table_lock);
pte = (pte_t *)pmd_page_vaddr(*pmd);
paddr_last = phys_pte_init(pte, paddr,
@ -1114,7 +1114,7 @@ remove_pmd_table(pmd_t *pmd_start, unsigned long addr, unsigned long end,
if (!pmd_present(*pmd))
continue;
if (pmd_large(*pmd)) {
if (pmd_leaf(*pmd)) {
if (IS_ALIGNED(addr, PMD_SIZE) &&
IS_ALIGNED(next, PMD_SIZE)) {
if (!direct)
@ -1520,9 +1520,9 @@ void __meminit vmemmap_set_pmd(pmd_t *pmd, void *p, int node,
int __meminit vmemmap_check_pmd(pmd_t *pmd, int node,
unsigned long addr, unsigned long next)
{
int large = pmd_large(*pmd);
int large = pmd_leaf(*pmd);
if (pmd_large(*pmd)) {
if (pmd_leaf(*pmd)) {
vmemmap_verify((pte_t *)pmd, node, addr, next);
vmemmap_use_sub_pmd(addr, next);
}

2
arch/x86/mm/kasan_init_64.c
View File

@ -95,7 +95,7 @@ static void __init kasan_populate_pud(pud_t *pud, unsigned long addr,
pmd = pmd_offset(pud, addr);
do {
next = pmd_addr_end(addr, end);
if (!pmd_large(*pmd))
if (!pmd_leaf(*pmd))
kasan_populate_pmd(pmd, addr, next, nid);
} while (pmd++, addr = next, addr != end);
}

4
arch/x86/mm/mem_encrypt_identity.c
View File

@ -161,7 +161,7 @@ static void __init sme_populate_pgd_large(struct sme_populate_pgd_data *ppd)
return;
pmd = pmd_offset(pud, ppd->vaddr);
if (pmd_large(*pmd))
if (pmd_leaf(*pmd))
return;
set_pmd(pmd, __pmd(ppd->paddr | ppd->pmd_flags));
@ -185,7 +185,7 @@ static void __init sme_populate_pgd(struct sme_populate_pgd_data *ppd)
set_pmd(pmd, __pmd(PMD_FLAGS | __pa(pte)));
}
if (pmd_large(*pmd))
if (pmd_leaf(*pmd))
return;
pte = pte_offset_kernel(pmd, ppd->vaddr);

4
arch/x86/mm/pat/set_memory.c
View File

@ -692,7 +692,7 @@ pte_t *lookup_address_in_pgd(pgd_t *pgd, unsigned long address,
return NULL;
*level = PG_LEVEL_2M;
if (pmd_large(*pmd) || !pmd_present(*pmd))
if (pmd_leaf(*pmd) || !pmd_present(*pmd))
return (pte_t *)pmd;
*level = PG_LEVEL_4K;
@ -1229,7 +1229,7 @@ static void unmap_pmd_range(pud_t *pud, unsigned long start, unsigned long end)
* Try to unmap in 2M chunks.
*/
while (end - start >= PMD_SIZE) {
if (pmd_large(*pmd))
if (pmd_leaf(*pmd))
pmd_clear(pmd);
else
__unmap_pmd_range(pud, pmd, start, start + PMD_SIZE);

2
arch/x86/mm/pgtable.c
View File

@ -792,7 +792,7 @@ int pud_clear_huge(pud_t *pud)
*/
int pmd_clear_huge(pmd_t *pmd)
{
if (pmd_large(*pmd)) {
if (pmd_leaf(*pmd)) {
pmd_clear(pmd);
return 1;
}

4
arch/x86/mm/pti.c
View File

@ -252,7 +252,7 @@ static pte_t *pti_user_pagetable_walk_pte(unsigned long address)
return NULL;
/* We can't do anything sensible if we hit a large mapping. */
if (pmd_large(*pmd)) {
if (pmd_leaf(*pmd)) {
WARN_ON(1);
return NULL;
}
@ -341,7 +341,7 @@ pti_clone_pgtable(unsigned long start, unsigned long end,
continue;
}
if (pmd_large(*pmd) || level == PTI_CLONE_PMD) {
if (pmd_leaf(*pmd) || level == PTI_CLONE_PMD) {
target_pmd = pti_user_pagetable_walk_pmd(addr);
if (WARN_ON(!target_pmd))
return;

2
arch/x86/power/hibernate.c
View File

@ -175,7 +175,7 @@ int relocate_restore_code(void)
goto out;
}
pmd = pmd_offset(pud, relocated_restore_code);
if (pmd_large(*pmd)) {
if (pmd_leaf(*pmd)) {
set_pmd(pmd, __pmd(pmd_val(*pmd) & ~_PAGE_NX));
goto out;
}

4
arch/x86/xen/mmu_pv.c
View File

@ -1059,7 +1059,7 @@ static void __init xen_cleanmfnmap_pmd(pmd_t *pmd, bool unpin)
pte_t *pte_tbl;
int i;
if (pmd_large(*pmd)) {
if (pmd_leaf(*pmd)) {
pa = pmd_val(*pmd) & PHYSICAL_PAGE_MASK;
xen_free_ro_pages(pa, PMD_SIZE);
return;
@ -1871,7 +1871,7 @@ static phys_addr_t __init xen_early_virt_to_phys(unsigned long vaddr)
if (!pmd_present(pmd))
return 0;
pa = pmd_val(pmd) & PTE_PFN_MASK;
if (pmd_large(pmd))
if (pmd_leaf(pmd))
return pa + (vaddr & ~PMD_MASK);
pte = native_make_pte(xen_read_phys_ulong(pa + pte_index(vaddr) *

2
drivers/misc/sgi-gru/grufault.c
View File

@ -227,7 +227,7 @@ static int atomic_pte_lookup(struct vm_area_struct *vma, unsigned long vaddr,
if (unlikely(pmd_none(*pmdp)))
goto err;
#ifdef CONFIG_X86_64
if (unlikely(pmd_large(*pmdp)))
if (unlikely(pmd_leaf(*pmdp)))
pte = ptep_get((pte_t *)pmdp);
else
#endif