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Defined in 1 files as a function:

Referenced in 7 files:

Smatch caller information:

mm/huge_memory.c copy_huge_pud() -> pud_lockptr()

Type Parameter Key Value
PARAM_VALUE 0 mm 4096-ptr_max
PARAM_VALUE 1 pud 4096-ptr_max
DATA_SOURCE 0 mm $1
DATA_SOURCE 1 pud $3
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mm unit_byte
LOCK2 &mm->mmap_lock
LOCK2 &oldmm->mmap_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/huge_memory.c pud_lock() -> pud_lockptr()

Type Parameter Key Value
BUF_SIZE 0 mm (-1),1-s32max
BUF_SIZE 0 mm (-1),1-s32max
DATA_SOURCE 0 mm $0
DATA_SOURCE 1 pud $1
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mm unit_byte
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &oldmm->mmap_lock

mm/pagewalk.c pud_lock() -> pud_lockptr()

Type Parameter Key Value
PARAM_VALUE 0 mm 4096-ptr_max
PARAM_VALUE 1 pud 4096-ptr_max
DATA_SOURCE 0 mm $0
DATA_SOURCE 1 pud $1
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mm unit_byte
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &split_debug_mutex
HALF_LOCKED2 global &ksm_thread_mutex

mm/damon/vaddr.c huge_pte_lockptr() -> pud_lockptr()

Type Parameter Key Value
PARAM_VALUE 1 pud 4096-ptr_max
BUF_SIZE 0 mm s32min-(-1),1-s32max
BUF_SIZE 0 mm s32min-(-1),1-s32max
DATA_SOURCE 0 mm $1
DATA_SOURCE 1 pud $2
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mm unit_byte
HALF_LOCKED2 &m->lock
HALF_LOCKED2 &mapping->i_mmap_rwsem

fs/proc/task_mmu.c huge_pte_lockptr() -> pud_lockptr()

Type Parameter Key Value
PARAM_VALUE 1 pud 4096-ptr_max
BUF_SIZE 0 mm s32min-(-1),1-s32max
BUF_SIZE 0 mm s32min-(-1),1-s32max
DATA_SOURCE 0 mm $1
DATA_SOURCE 1 pud $2
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mm unit_byte
HALF_LOCKED2 &vma->vm_file->f_mapping->i_mmap_rwsem

mm/page_vma_mapped.c huge_pte_lockptr() -> pud_lockptr()

Type Parameter Key Value
PARAM_VALUE 0 mm 4096-ptr_max
PARAM_VALUE 1 pud 4096-ptr_max
DATA_SOURCE 0 mm $1
DATA_SOURCE 1 pud $2
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mm unit_byte
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 global &ksm_thread_mutex
HALF_LOCKED2 global &mf_mutex
HALF_LOCKED2 rcu_read

mm/hugetlb.c huge_pte_lockptr() -> pud_lockptr()

Type Parameter Key Value
PARAM_VALUE 1 pud 4096-ptr_max
BUF_SIZE 0 mm (-1)-s32max
BUF_SIZE 0 mm (-1)-s32max
CAPPED_DATA 1 pud 1
DATA_SOURCE 0 mm $1
DATA_SOURCE 1 pud $2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mm unit_byte
HALF_LOCKED2 &mapping->i_mmap_rwsem
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &oldmm->mmap_lock

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

Type Parameter Key Value
PARAM_VALUE 0 mm 4096-ptr_max
PARAM_VALUE 1 pud 4096-ptr_max
DATA_SOURCE 1 pud $2
PREEMPT_ADD <- disables preempt
UNITS 0 mm unit_byte
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_lockptr()

Type Parameter Key Value
PARAM_VALUE 0 mm 4096-ptr_max
PARAM_VALUE 1 pud 4096-ptr_max
DATA_SOURCE 1 pud $2
PREEMPT_ADD <- disables preempt
UNITS 0 mm unit_byte
LOCK2 &mm->mmap_lock
HALF_LOCKED2 &tsk->signal->exec_update_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/mremap.c pud_lock() -> pud_lockptr()

Type Parameter Key Value
PARAM_VALUE 0 mm 4096-ptr_max
PARAM_VALUE 1 pud 4096-ptr_max
DATA_SOURCE 0 mm $0
DATA_SOURCE 1 pud $1
UNITS 0 mm unit_byte
LOCK2 &mm->mmap_lock
HALF_LOCKED2 &tsk->signal->exec_update_lock
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/memory.c pud_lock() -> pud_lockptr()

Type Parameter Key Value
PARAM_VALUE 0 mm 4096-ptr_max
PARAM_VALUE 1 pud 4096-ptr_max
BUF_SIZE 0 mm s32min-(-1),1-s32max
BUF_SIZE 0 mm s32min-(-1),1-s32max
DATA_SOURCE 0 mm $0
DATA_SOURCE 1 pud $1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 mm->context.ldt->nr_entries 1-8192[c]
UNITS 0 mm unit_byte
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 0 &mm->context.ldt_usr_sem
HALF_LOCKED2 0 &mm->mmap_lock

mm/mincore.c huge_pte_lockptr() -> pud_lockptr()

Type Parameter Key Value
PARAM_VALUE 1 pud 4096-ptr_max
BUF_SIZE 0 mm s32min-(-1),1-s32max
BUF_SIZE 0 mm s32min-(-1),1-s32max
DATA_SOURCE 0 mm $1
DATA_SOURCE 1 pud $2
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mm unit_byte
HALF_LOCKED2 &m->lock
HALF_LOCKED2 &mapping->i_mmap_rwsem

mm/memory-failure.c huge_pte_lockptr() -> pud_lockptr()

Type Parameter Key Value
PARAM_VALUE 1 pud 4096-ptr_max
BUF_SIZE 0 mm s32min-(-1),1-s32max
BUF_SIZE 0 mm s32min-(-1),1-s32max
DATA_SOURCE 0 mm $1
DATA_SOURCE 1 pud $2
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mm unit_byte
HALF_LOCKED2 &m->lock
HALF_LOCKED2 &mapping->i_mmap_rwsem

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

Type Parameter Key Value
PARAM_VALUE 0 mm 4096-ptr_max
PARAM_VALUE 1 pud 4096-ptr_max
DATA_SOURCE 1 pud $2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mm unit_byte
HALF_LOCKED2 &mm->mmap_lock

mm/gup.c pud_lock() -> pud_lockptr()

Type Parameter Key Value
PARAM_VALUE 0 mm 4096-ptr_max
PARAM_VALUE 1 pud 4096-ptr_max
DATA_SOURCE 0 mm $0
DATA_SOURCE 1 pud $1
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mm unit_byte
HALF_LOCKED2 &mm->mmap_lock

mm/mempolicy.c huge_pte_lockptr() -> pud_lockptr()

Type Parameter Key Value
PARAM_VALUE 1 pud 4096-ptr_max
BUF_SIZE 0 mm s32min-(-1),1-s32max
BUF_SIZE 0 mm s32min-(-1),1-s32max
DATA_SOURCE 0 mm $1
DATA_SOURCE 1 pud $2
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mm unit_byte
HALF_LOCKED2 &m->lock
HALF_LOCKED2 &mapping->i_mmap_rwsem

mm/debug_vm_pgtable.c pud_lock() -> pud_lockptr()

Type Parameter Key Value
PARAM_VALUE 0 mm 4096-ptr_max
DATA_SOURCE 0 mm $0
DATA_SOURCE 1 pud $1

mm/migrate.c huge_pte_lockptr() -> pud_lockptr()

Type Parameter Key Value
PARAM_VALUE 1 pud 4096-ptr_max
DATA_SOURCE 0 mm $1
DATA_SOURCE 1 pud $2
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mm unit_byte
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 &pool->lock

mm/hmm.c huge_pte_lockptr() -> pud_lockptr()

Type Parameter Key Value
PARAM_VALUE 1 pud 4096-ptr_max
BUF_SIZE 0 mm s32min-(-1),1-s32max
BUF_SIZE 0 mm s32min-(-1),1-s32max
DATA_SOURCE 0 mm $1
DATA_SOURCE 1 pud $2
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mm unit_byte
HALF_LOCKED2 &m->lock
HALF_LOCKED2 &mapping->i_mmap_rwsem