Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

mm/vma.c vm_lock_anon_vma() -> _down_write_nest_lock()

Type Parameter Key Value
PARAM_VALUE 0 sem 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 global &mm_all_locks_mutex
HALF_LOCKED2 &cli->mutex
HALF_LOCKED2 &mm->mmap_lock

mm/vma.c vm_lock_mapping() -> _down_write_nest_lock()

Type Parameter Key Value
PARAM_VALUE 0 sem 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 global &mm_all_locks_mutex
HALF_LOCKED2 &cli->mutex
HALF_LOCKED2 &mm->mmap_lock

drivers/iommu/iommufd/ioas.c iommufd_take_all_iova_rwsem() -> _down_write_nest_lock()

Type Parameter Key Value
PARAM_VALUE 0 sem 4096-ptr_max
NOCHECK_CALL
LOCK2 &ictx->ioas_creation_lock
TYPE_LOCK (struct iommufd_ctx)->ioas_creation_lock