Defined in 6 files as a macro:

Defined in 15 files as a function:

Referenced in 21 files:

Smatch caller information:

arch/x86/mm/init_64.c free_pmd_table() -> pud_clear()

Type Parameter Key Value
PARAM_VALUE 0 pudp 4096-ptr_max
DATA_SOURCE 0 pudp $1
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 global &init_mm.page_table_lock
TYPE_LOCK (struct mm_struct)->page_table_lock

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

Type Parameter Key Value
PARAM_VALUE 0 pudp 4096-ptr_max
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 global &init_mm.page_table_lock
TYPE_LOCK (struct mm_struct)->page_table_lock

mm/kasan/init.c kasan_free_pmd() -> pud_clear()

Type Parameter Key Value
PARAM_VALUE 0 pudp 4096-ptr_max
DATA_SOURCE 0 pudp $1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &dev->mutex

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

Type Parameter Key Value
PARAM_VALUE 0 pudp 4096-ptr_max
DATA_SOURCE 0 pudp $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &dev->mutex

mm/hugetlb.c __huge_pmd_unshare() -> pud_clear()

Type Parameter Key Value
PARAM_VALUE 0 pudp 4096-ptr_max
DATA_SOURCE 0 pudp r pud_offset
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &vma->vm_file->f_mapping->i_mmap_rwsem

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

Type Parameter Key Value
PARAM_VALUE 0 pudp 4096-ptr_max
DATA_SOURCE 0 pudp $1
PREEMPT_ADD <- disables preempt
NOCHECK_CALL
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_clear()

Type Parameter Key Value
PARAM_VALUE 0 pudp 4096-ptr_max
DATA_SOURCE 0 pudp $1
PREEMPT_ADD <- disables preempt
NOCHECK_CALL
LOCK2 &mm->mmap_lock
HALF_LOCKED2 &tsk->signal->exec_update_lock
HALF_LOCKED2 new_ptl
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/memory.c free_pmd_range() -> pud_clear()

Type Parameter Key Value
PARAM_VALUE 0 pudp 4096-ptr_max
DATA_SOURCE 0 pudp $1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &tsk->signal->exec_update_lock

mm/pgtable-generic.c pud_clear_bad() -> pud_clear()

Type Parameter Key Value
PARAM_VALUE 0 pudp 4096-ptr_max
DATA_SOURCE 0 pudp $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &mm->mmap_lock

arch/x86/mm/pat/set_memory.c __unmap_pmd_range() -> pud_clear()

Type Parameter Key Value
PARAM_VALUE 0 pudp 4096-ptr_max
DATA_SOURCE 0 pudp $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 global &cpa_lock
HALF_LOCKED2 global &mem_enc_lock

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

Type Parameter Key Value
PARAM_VALUE 0 pudp 4096-ptr_max
DATA_SOURCE 0 pudp $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 global &cpa_lock
HALF_LOCKED2 global &mem_enc_lock

arch/x86/mm/pat/set_memory.c unmap_pud_range() -> pud_clear()

Type Parameter Key Value
PARAM_VALUE 0 pudp 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 global &cpa_lock
HALF_LOCKED2 global &mem_enc_lock

mm/debug_vm_pgtable.c destroy_args() -> pud_clear()

Type Parameter Key Value
PREEMPT_ADD
NOCHECK_CALL

mm/debug_vm_pgtable.c p4d_populate_tests() -> pud_clear()

Type Parameter Key Value
PREEMPT_ADD
NOCHECK_CALL
LOCK2 &args.mm->page_table_lock
TYPE_LOCK (struct mm_struct)->page_table_lock

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

Type Parameter Key Value
PARAM_VALUE 0 pudp 4096-ptr_max
PREEMPT_ADD
NOCHECK_CALL

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

Type Parameter Key Value
PREEMPT_ADD
NOCHECK_CALL

arch/x86/mm/pgtable.c pud_clear_huge() -> pud_clear()

Type Parameter Key Value
PARAM_VALUE 0 pudp 4096-ptr_max
DATA_SOURCE 0 pudp $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

arch/x86/mm/pgtable.c pud_free_pmd_page() -> pud_clear()

Type Parameter Key Value
PARAM_VALUE 0 pudp 4096-ptr_max
DATA_SOURCE 0 pudp $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL