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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

mm/huge_memory.c change_huge_pud() -> __pud_trans_huge_lock()

Type Parameter Key Value
PARAM_VALUE 0 pud 4096-ptr_max
PARAM_VALUE 1 vma 4096-ptr_max
PARAM_VALUE 1 vma->flags.__vma_flags 4096-ptr_max
PARAM_VALUE 1 vma->vm_file->f_inode->i_wb->dwork.wq->dfl_pwq 0-s64max
PARAM_VALUE 1 vma->vm_file->f_inode->i_wb->dwork.wq->saved_max_active s32min-s32max
PARAM_VALUE 1 vma->vm_file->f_inode->i_wb->dwork.wq->saved_min_active s32min-s32max
PARAM_VALUE 1 vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 1 vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 1 vma->vm_mm 4096-ptr_max
DATA_SOURCE 0 pud $2
DATA_SOURCE 1 vma $1
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 vma->vm_start 1-u64max[c]
NO_OVERFLOW_SIMPLE 1 vma->vm_end
NO_OVERFLOW_SIMPLE 1 vma->vm_file->f_mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 1 vma->vm_file->f_mapping->host->i_size
NO_OVERFLOW_SIMPLE 1 vma->vm_start
HALF_LOCKED2 &dst_mm->mmap_lock
HALF_LOCKED2 &mm->mmap_lock
HALF_LOCKED2 _T->lock

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

Type Parameter Key Value
PARAM_VALUE 0 pud 4096-ptr_max
PARAM_VALUE 1 vma 4096-ptr_max
PARAM_VALUE 1 vma->flags.__vma_flags 4096-ptr_max
PARAM_VALUE 1 vma->vm_file->f_cred->process_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 1 vma->vm_file->f_cred->process_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 1 vma->vm_file->f_cred->request_key_auth->user->qnbytes s32min-s32max
PARAM_VALUE 1 vma->vm_file->f_cred->request_key_auth->user->qnkeys s32min-s32max
PARAM_VALUE 1 vma->vm_file->f_cred->session_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 1 vma->vm_file->f_cred->session_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 1 vma->vm_file->f_cred->thread_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 1 vma->vm_file->f_cred->thread_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 1 vma->vm_file->f_inode->i_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 1 vma->vm_file->f_inode->i_rwsem.first_waiter->type 0-1
PARAM_VALUE 1 vma->vm_file->f_inode->i_wb->dwork.wq->dfl_pwq 0-s64max
PARAM_VALUE 1 vma->vm_file->f_inode->i_wb->dwork.wq->saved_max_active s32min-s32max
PARAM_VALUE 1 vma->vm_file->f_inode->i_wb->dwork.wq->saved_min_active s32min-s32max
PARAM_VALUE 1 vma->vm_file->f_mapping->host->i_wb->dwork.wq->dfl_pwq 0-s64max
PARAM_VALUE 1 vma->vm_file->f_mapping->host->i_wb->dwork.wq->saved_max_active s32min-s32max
PARAM_VALUE 1 vma->vm_file->f_mapping->host->i_wb->dwork.wq->saved_min_active s32min-s32max
PARAM_VALUE 1 vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 1 vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 1 vma->vm_mm 4096-ptr_max
PARAM_VALUE 1 vma->vm_mm->iommu_mm->pasid 0-4294967295
PARAM_VALUE 1 vma->vm_mm->mmap_lock.first_waiter->handoff_set 0-1
PARAM_VALUE 1 vma->vm_mm->mmap_lock.first_waiter->type 0-1
PARAM_VALUE 1 vma->vm_mm->notifier_subscriptions->active_invalidate_ranges 0-s64max
PARAM_VALUE 1 vma->vm_mm->notifier_subscriptions->has_itree 0-1
PARAM_VALUE 1 vma->vm_mm->notifier_subscriptions->invalidate_seq 0-s64max
PARAM_VALUE 1 vma->vm_mm->vma_writer_wait.task->sched_class->uclamp_enabled 0-1
PARAM_VALUE 1 vma->vm_userfaultfd_ctx.ctx->map_changing_lock.first_waiter->handoff_set 0-1
PARAM_VALUE 1 vma->vm_userfaultfd_ctx.ctx->map_changing_lock.first_waiter->type 0-1
BUF_SIZE 1 vma (-1),1-s32max
BUF_SIZE 1 vma (-1),1-s32max
BUF_SIZE 1 vma->vm_mm (-1),1-s32max
BUF_SIZE 1 vma->vm_ops (-1),144
BUF_SIZE 1 vma->vm_private_data (-1),1-s32max
DATA_SOURCE 0 pud $2
DATA_SOURCE 1 vma $1
NOSPEC 1 vma->vm_end
NOSPEC 1 vma->vm_pgoff
NOSPEC 1 vma->vm_start
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 vma->pfnmap_track_ctx->pfn 0-13510803177078779[c]
USER_DATA 1 vma->pfnmap_track_ctx->size 0,4096-u64max[c]
USER_DATA 1 vma->shared.rb_subtree_last 0-u64max[u]
USER_DATA 1 vma->vm_end 0-u64max
USER_DATA 1 vma->vm_pgoff 0-13510803177078779[c]
USER_DATA 1 vma->vm_start 0-u64max
NO_OVERFLOW_SIMPLE 1 vma->vm_file->f_mapping->host->i_size
NO_OVERFLOW_SIMPLE 1 vma->vm_policy->mode
UNITS 1 vma unit_byte
HALF_LOCKED2 &mm->mmap_lock

mm/hmm.c pud_trans_huge_lock() -> __pud_trans_huge_lock()

Type Parameter Key Value
PARAM_VALUE 0 pud 4096-ptr_max
PARAM_VALUE 1 vma 0,4096-ptr_max
PARAM_VALUE 1 vma->flags.__vma_flags 4096-ptr_max
PARAM_VALUE 1 vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 1 vma->vm_file->f_mapping->i_mmap_rwsem.first_waiter->type 0-1
CAPPED_DATA 1 vma 1
DATA_SOURCE 0 pud $0
DATA_SOURCE 1 vma $1
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 1 vma->vm_end
NO_OVERFLOW_SIMPLE 1 vma->vm_start
HALF_LOCKED2 &mm->mmap_lock