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Searched refs:is_zero_pfn (Results 1 – 25 of 26) sorted by relevance

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/linux-6.15/arch/csky/abiv1/
H A Dcacheflush.c22 if (is_zero_pfn(folio_pfn(folio))) in flush_dcache_folio()
55 if (is_zero_pfn(pfn)) in update_mmu_cache_range()
/linux-6.15/Documentation/translations/zh_CN/mm/
H A Dhmm.rst272 在遍历页表时，一个 ``pte_none()`` 或 ``is_zero_pfn()`` 条目导致一个有效
302 如果源页是 ``pte_none()`` 或 ``is_zero_pfn()`` 页，这时新分配的页会被插
/linux-6.15/arch/nios2/mm/
H A Dcacheflush.c183 if (is_zero_pfn(folio_pfn(folio))) in flush_dcache_folio()
226 if (is_zero_pfn(pfn)) in update_mmu_cache_range()
/linux-6.15/include/linux/
H A Dksm.h33 #define is_ksm_zero_pte(pte) (is_zero_pfn(pte_pfn(pte)) && pte_dirty(pte))
H A Dpgtable.h1572 static inline int is_zero_pfn(unsigned long pfn) in is_zero_pfn() function
1582 static inline int is_zero_pfn(unsigned long pfn) in is_zero_pfn() function
1595 static inline int is_zero_pfn(unsigned long pfn) in is_zero_pfn() function
H A Dmm.h2081 return is_zero_pfn(page_to_pfn(page)); in is_zero_page()
/linux-6.15/arch/arm/mm/
H A Dfault-armv.c201 if (is_zero_pfn(pfn)) in update_mmu_cache_range()
H A Dflush.c342 if (is_zero_pfn(folio_pfn(folio))) in flush_dcache_folio()
/linux-6.15/arch/x86/kvm/mmu/
H A Dmmu_internal.h49 return is_zero_pfn(shadow_page >> PAGE_SHIFT); in kvm_mmu_is_dummy_root()
H A Dspte.c113 return !is_zero_pfn(pfn) && PageReserved(pfn_to_page(pfn)) && in kvm_is_mmio_pfn()
/linux-6.15/mm/
H A Dkhugepaged.c537 if (is_zero_pfn(pfn)) in release_pte_pages()
580 is_zero_pfn(pte_pfn(pteval)))) { in __collapse_huge_page_isolate()
723 if (pte_none(pteval) || is_zero_pfn(pte_pfn(pteval))) { in __collapse_huge_page_copy_succeeded()
725 if (is_zero_pfn(pte_pfn(pteval))) { in __collapse_huge_page_copy_succeeded()
819 if (pte_none(pteval) || is_zero_pfn(pte_pfn(pteval))) { in __collapse_huge_page_copy()
1320 if (pte_none(pteval) || is_zero_pfn(pte_pfn(pteval))) { in hpage_collapse_scan_pmd()
H A Dmigrate_device.c156 if (is_zero_pfn(pfn) && in migrate_vma_collect_pmd()
666 if (!is_zero_pfn(pfn)) in migrate_vma_insert_page()
H A Dmemory.c587 if (is_zero_pfn(pfn)) in vm_normal_page()
610 if (is_zero_pfn(pfn)) in vm_normal_page()
623 if (is_zero_pfn(pfn)) in vm_normal_page()
637 VM_WARN_ON_ONCE(is_zero_pfn(pfn)); in vm_normal_page()
2140 WARN_ON_ONCE(!is_zero_pfn(pte_pfn(pteval))); in insert_page_into_pte_locked()
2444 WARN_ON_ONCE(!is_zero_pfn(pte_pfn(entry))); in insert_pfn()
2564 if (unlikely(is_zero_pfn(pfn_t_to_pfn(pfn))) && in vm_mixed_ok()
2574 if (is_zero_pfn(pfn_t_to_pfn(pfn))) in vm_mixed_ok()
3369 VM_WARN_ON(is_zero_pfn(pte_pfn(vmf->orig_pte))); in wp_page_reuse()
3477 pfn_is_zero = is_zero_pfn(pte_pfn(vmf->orig_pte)); in wp_page_copy()
H A Dhmm.c302 !is_zero_pfn(pte_pfn(pte))) { in hmm_vma_handle_pte()
H A Dmprotect.c74 VM_WARN_ON_ONCE(is_zero_pfn(pte_pfn(pte)) && pte_dirty(pte)); in can_change_pte_writable()
H A Dpagewalk.c951 is_zero_pfn(pte_pfn(pte))) { in folio_walk_start()
H A Dgup.c891 if (is_zero_pfn(pte_pfn(pte))) { in follow_page_pte()
1135 if ((gup_flags & FOLL_DUMP) || !is_zero_pfn(pte_pfn(entry))) in get_gate_page()
H A Duserfaultfd.c1242 if (is_zero_pfn(pte_pfn(orig_src_pte))) { in move_pages_pte()
H A Dksm.c1396 if (!is_zero_pfn(page_to_pfn(kpage))) { in replace_page()
/linux-6.15/drivers/acpi/apei/
H A Deinj-core.c600 if (is_zero_pfn(base_addr >> PAGE_SHIFT)) in einj_error_inject()
/linux-6.15/fs/proc/
H A Dtask_mmu.c2120 if (is_zero_pfn(pte_pfn(pte))) in pagemap_page_category()
2182 if (is_zero_pfn(pmd_pfn(pmd))) in pagemap_thp_category()
2238 if (is_zero_pfn(pte_pfn(pte))) in pagemap_hugetlb_category()
/linux-6.15/Documentation/mm/
H A Dhmm.rst330 While walking the page tables, a ``pte_none()`` or ``is_zero_pfn()``
369 If the source page was a ``pte_none()`` or ``is_zero_pfn()`` page, this
/linux-6.15/lib/
H A Dtest_hmm.c1041 } else if (is_zero_pfn(page_to_pfn(page))) in dmirror_mkentry()
/linux-6.15/arch/s390/mm/
H A Dgmap.c2278 if (is_zero_pfn(pte_pfn(*pte))) { in find_zeropage_pte_entry()
/linux-6.15/arch/sparc/mm/
H A Dinit_64.c476 if (is_zero_pfn(pfn)) in flush_dcache_folio()

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