Defined in 9 files as a macro:

Defined in 10 files as a function:

Referenced in 72 files:

Smatch caller information:

mm/huge_memory.c insert_pud() -> pud_none()

Type Parameter Key Value
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 _T->lock
HALF_LOCKED2 global &dax_srcu

arch/x86/mm/init_64.c __init_extra_mapping() -> pud_none()

Type Parameter Key Value

arch/x86/mm/init_64.c fill_pmd() -> pud_none()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 irq

arch/x86/mm/init_64.c free_pud_table() -> pud_none()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

arch/x86/mm/init_64.c phys_pud_init() -> pud_none()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 irq

arch/x86/kernel/tboot.c pmd_alloc() -> pud_none()

Type Parameter Key Value

mm/pagewalk.c folio_walk_start() -> pud_none()

Type Parameter Key Value
DATA_SOURCE 0 pud r pudp_get
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &split_debug_mutex
HALF_LOCKED2 global &ksm_thread_mutex

mm/pagewalk.c folio_walk_start() -> pud_none()

Type Parameter Key Value
DATA_SOURCE 0 pud r pudp_get
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &split_debug_mutex
HALF_LOCKED2 global &ksm_thread_mutex

mm/pagewalk.c walk_pud_range() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 global &init_mm.mmap_lock

mm/userfaultfd.c pmd_alloc() -> pud_none()

Type Parameter Key Value
HALF_LOCKED2 &ctx->map_changing_lock
HALF_LOCKED2 &state.ctx->map_changing_lock
TYPE_LOCK (struct userfaultfd_ctx)->map_changing_lock

mm/swapfile.c pud_none_or_clear_bad() -> pud_none()

Type Parameter Key Value
CAPABLE 0 21
LOCK2 &mm->mmap_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/percpu.c pcpu_populate_pte() -> pud_none()

Type Parameter Key Value
LOCK2 irq

mm/kasan/init.c kasan_free_pud() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &dev->mutex

mm/kasan/init.c pmd_alloc() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 irq

mm/kasan/init.c zero_pud_populate() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 irq

arch/x86/mm/pti.c pti_clone_pgtable() -> pud_none()

Type Parameter Key Value
HALF_LOCKED2 irq

arch/x86/mm/pti.c pti_user_pagetable_walk_pmd() -> pud_none()

Type Parameter Key Value
HALF_LOCKED2 irq

mm/mprotect.c change_pud_range() -> pud_none()

Type Parameter Key Value
DATA_SOURCE 0 pud r pudp_get
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &dst_mm->mmap_lock
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 _T->lock

mm/mprotect.c pmd_alloc() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &dst_mm->mmap_lock
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 _T->lock

mm/hugetlb.c huge_pmd_share() -> pud_none()

Type Parameter Key Value
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
LOCK2 &mapping->i_mmap_rwsem
LOCK2 &mm->page_table_lock
HALF_LOCKED2 &mapping->i_mmap_rwsem
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &oldmm->mmap_lock
HALF_LOCKED2 &state.ctx->map_changing_lock
HALF_LOCKED2 &vma->vm_file->f_mapping->i_mmap_rwsem
TYPE_LOCK (struct address_space)->i_mmap_rwsem
TYPE_LOCK (struct mm_struct)->page_table_lock

mm/hugetlb.c huge_pte_alloc() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mapping->i_mmap_rwsem
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &oldmm->mmap_lock
HALF_LOCKED2 &state.ctx->map_changing_lock
HALF_LOCKED2 &vma->vm_file->f_mapping->i_mmap_rwsem

mm/hugetlb.c pmd_alloc() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mapping->i_mmap_rwsem
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &oldmm->mmap_lock
HALF_LOCKED2 &state.ctx->map_changing_lock
HALF_LOCKED2 &vma->vm_file->f_mapping->i_mmap_rwsem

mm/mremap.c move_huge_pud() -> pud_none()

Type Parameter Key Value
LOCK2 &mm->mmap_lock
HALF_LOCKED2 &tsk->signal->exec_update_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/mremap.c move_huge_pud() -> pud_none()

Type Parameter Key Value
PREEMPT_ADD <- disables preempt
LOCK2 &mm->mmap_lock
HALF_LOCKED2 &tsk->signal->exec_update_lock
HALF_LOCKED2 new_ptl
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/mremap.c move_normal_pud() -> pud_none()

Type Parameter Key Value
LOCK2 &mm->mmap_lock
HALF_LOCKED2 &tsk->signal->exec_update_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/mremap.c move_normal_pud() -> pud_none()

Type Parameter Key Value
PREEMPT_ADD <- disables preempt
LOCK2 &mm->mmap_lock
HALF_LOCKED2 &tsk->signal->exec_update_lock
HALF_LOCKED2 new_ptl
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/mremap.c pmd_alloc() -> pud_none()

Type Parameter Key Value
LOCK2 &mm->mmap_lock
HALF_LOCKED2 &tsk->signal->exec_update_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/mremap.c pud_none_or_clear_bad() -> pud_none()

Type Parameter Key Value
LOCK2 &mm->mmap_lock
HALF_LOCKED2 &tsk->signal->exec_update_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

arch/x86/kvm/mmu/mmu.c host_pfn_mapping_level() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
LOCK2 flags
HALF_LOCKED2 &kvm->arch.apic_map_lock
HALF_LOCKED2 &kvm->arch.apicv_update_lock
HALF_LOCKED2 &kvm->lock
HALF_LOCKED2 &kvm->mmu_lock
HALF_LOCKED2 &kvm->slots_lock
HALF_LOCKED2 &kvm->srcu
HALF_LOCKED2 rcu_read

arch/x86/mm/kasan_init_64.c kasan_populate_pud() -> pud_none()

Type Parameter Key Value
LOCK2 irq

mm/migrate_device.c pmd_alloc() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &drm->dmem->mutex

mm/memory.c __handle_mm_fault() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock

mm/memory.c apply_to_pud_range() -> pud_none()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 flags

mm/memory.c apply_to_pud_range() -> pud_none()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 flags

mm/memory.c pmd_alloc() -> pud_none()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &oldmm->mmap_lock

mm/memory.c pmd_alloc_track() -> pud_none()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 flags

mm/memory.c pud_none_or_clear_bad() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &oldmm->mmap_lock

mm/memory.c pud_trans_unstable() -> pud_none()

Type Parameter Key Value
DATA_SOURCE 0 pud r pudp_get
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &pool->lock

mm/mincore.c pud_is_huge() -> pud_none()

Type Parameter Key Value
DATA_SOURCE 0 pud $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock

mm/gup.c get_gate_page() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock

arch/x86/boot/startup/sme.c sme_prepare_pgd() -> pud_none()

Type Parameter Key Value

arch/x86/mm/pat/set_memory.c lookup_address_in_pgd_attr() -> pud_none()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 flags

arch/x86/mm/pat/set_memory.c lookup_pmd_address() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 global &balloon_mutex
HALF_LOCKED2 global &list_lock

arch/x86/mm/pat/set_memory.c populate_pmd() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 global &cpa_lock
HALF_LOCKED2 global &mem_enc_lock

arch/x86/mm/pat/set_memory.c populate_pud() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 global &cpa_lock
HALF_LOCKED2 global &mem_enc_lock

arch/x86/mm/pat/set_memory.c populate_pud() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 global &cpa_lock
HALF_LOCKED2 global &mem_enc_lock

arch/x86/mm/pat/set_memory.c unmap_pmd_range() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 global &cpa_lock
HALF_LOCKED2 global &mem_enc_lock

mm/vmalloc.c pmd_alloc_track() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING

mm/vmalloc.c pud_none_or_clear_bad() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 global &pcpu_alloc_mutex

mm/vmalloc.c vmalloc_to_page() -> pud_none()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &bo->mutex
HALF_LOCKED2 &cache->writeback_lock
HALF_LOCKED2 &fbdefio_state->lock
HALF_LOCKED2 &hw->hw_info.lock
HALF_LOCKED2 &idev->info_lock
HALF_LOCKED2 &pds_vfio->state_mutex
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 &rproc->lock
HALF_LOCKED2 &runtime->buffer_mutex
HALF_LOCKED2 &service->bulk_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags
HALF_LOCKED2 global &page_offline_rwsem
HALF_LOCKED2 global &pcpu_alloc_mutex
HALF_LOCKED2 global &report_lock
HALF_LOCKED2 sk

mm/debug_vm_pgtable.c pmd_alloc() -> pud_none()

Type Parameter Key Value

mm/debug_vm_pgtable.c pud_advanced_tests() -> pud_none()

Type Parameter Key Value
DATA_SOURCE 0 pud r pudp_get
PREEMPT_ADD

mm/debug_vm_pgtable.c pud_advanced_tests() -> pud_none()

Type Parameter Key Value
DATA_SOURCE 0 pud r pudp_get
PREEMPT_ADD

mm/debug_vm_pgtable.c pud_clear_tests() -> pud_none()

Type Parameter Key Value
DATA_SOURCE 0 pud r pudp_get
PREEMPT_ADD

mm/debug_vm_pgtable.c pud_clear_tests() -> pud_none()

Type Parameter Key Value
DATA_SOURCE 0 pud r pudp_get
PREEMPT_ADD

mm/debug_vm_pgtable.c pud_huge_tests() -> pud_none()

Type Parameter Key Value
DATA_SOURCE 0 pud r pudp_get
PREEMPT_ADD

mm/khugepaged.c pmd_alloc() -> pud_none()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock

mm/kasan/shadow.c shadow_mapped() -> pud_none()

Type Parameter Key Value

arch/x86/xen/mmu_pv.c xen_cleanmfnmap_p4d() -> pud_none()

Type Parameter Key Value
LOCK2 irq

arch/x86/xen/mmu_pv.c xen_pud_walk() -> pud_none()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 irq
HALF_LOCKED2 &mm->page_table_lock

mm/sparse-vmemmap.c vmemmap_pud_populate() -> pud_none()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 irq