Defined in 9 files as a macro:

Defined in 10 files as a function:

Referenced in 62 files:

Smatch caller information:

mm/huge_memory.c zap_huge_pud() -> pud_present()

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

arch/x86/mm/init_64.c free_pud() -> pud_present()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING

arch/x86/mm/init_64.c ident_pud_init() -> pud_present()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 global &device_hotplug_lock
HALF_LOCKED2 global &system_transition_mutex
HALF_LOCKED2 irq

arch/x86/mm/init_64.c ident_pud_init() -> pud_present()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 global &device_hotplug_lock
HALF_LOCKED2 global &system_transition_mutex
HALF_LOCKED2 irq

arch/x86/mm/init_64.c pud_populate_safe() -> pud_present()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &init_mm.page_table_lock
HALF_LOCKED2 irq
TYPE_LOCK (struct mm_struct)->page_table_lock

arch/x86/mm/init_64.c remove_pud_table() -> pud_present()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

arch/x86/mm/init_64.c set_pud_init() -> pud_present()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 global &init_mm.page_table_lock
HALF_LOCKED2 irq

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

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_present()

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 folio_walk_start() -> pud_present()

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 folio_walk_start() -> pud_present()

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 walk_pmd_range() -> pud_present()

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

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

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

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

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

mm/userfaultfd.c userfaultfd_must_wait() -> pud_present()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

arch/x86/kernel/machine_kexec_64.c init_transition_pgtable() -> pud_present()

Type Parameter Key Value

arch/x86/mm/fault.c dump_pagetable() -> pud_present()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 flags

arch/x86/mm/fault.c spurious_kernel_fault() -> pud_present()

Type Parameter Key Value
PREEMPT_ADD

mm/kasan/init.c kasan_remove_pud_table() -> pud_present()

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

mm/rmap.c mm_find_pmd() -> pud_present()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &ctx->map_changing_lock
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 global &ksm_thread_mutex

mm/page_vma_mapped.c page_vma_mapped_walk() -> pud_present()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 global &ksm_thread_mutex
HALF_LOCKED2 global &mf_mutex
HALF_LOCKED2 rcu_read

arch/x86/kernel/espfix_64.c init_espfix_ap() -> pud_present()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &espfix_init_mutex
HALF_LOCKED2 irq

mm/hugetlb.c huge_pte_offset() -> pud_present()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mapping->i_mmap_rwsem

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

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

mm/vmscan.c walk_pud_range() -> pud_present()

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

mm/memory.c __pmd_alloc() -> pud_present()

Type Parameter Key Value
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock

mm/memory.c __print_bad_page_map_pgtable() -> pud_present()

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

mm/memory.c follow_pfnmap_start() -> pud_present()

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

mm/memory.c follow_pfnmap_start() -> pud_present()

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

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

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

kernel/events/core.c perf_get_pgtable_size() -> pud_present()

Type Parameter Key Value
DATA_SOURCE 0 pud r pudp_get
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 flags
LOCK2 rcu_read

mm/memory-failure.c dev_pagemap_mapping_shift() -> pud_present()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
LOCK2 rcu_read
HALF_LOCKED2 &av->root->rwsem
HALF_LOCKED2 &mapping->i_mmap_rwsem
HALF_LOCKED2 global &mf_mutex

mm/gup.c follow_huge_pud() -> pud_present()

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

mm/gup.c follow_pud_mask() -> pud_present()

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

mm/gup.c gup_fast_pud_range() -> pud_present()

Type Parameter Key Value
DATA_SOURCE 0 pud r pudp_get
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 flags

arch/x86/mm/pat/set_memory.c collapse_large_pages() -> pud_present()

Type Parameter Key Value
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &cpa_lock
LOCK2 global &pgd_lock
HALF_LOCKED2 global &mem_enc_lock

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

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_present()

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

mm/vmalloc.c vmap_try_huge_pud() -> pud_present()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING

mm/hmm.c hmm_vma_walk_pud() -> pud_present()

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

mm/hmm.c pud_to_hmm_pfn_flags() -> pud_present()

Type Parameter Key Value
DATA_SOURCE 0 pud $1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mm->mmap_lock

arch/x86/mm/pgtable.c pud_set_huge() -> pud_present()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 irq

arch/x86/mm/pgtable.c pudp_invalidate() -> pud_present()

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

arch/x86/xen/mmu_pv.c xen_early_virt_to_phys() -> pud_present()

Type Parameter Key Value
DATA_SOURCE 0 pud r native_make_pud
LOCK2 irq