Defined in 2 files as a function:
Referenced in 12 files:
- arch/powerpc/mm/book3s64/hash_pgtable.c
- arch/powerpc/mm/book3s64/pgtable.c
- arch/powerpc/mm/book3s64/radix_pgtable.c
- arch/s390/mm/pgtable.c
- include/linux/hugetlb.h, line 1022
- include/linux/mm.h, line 4015
- mm/gup.c, line 711
- mm/huge_memory.c
- mm/memory.c, line 1985
- mm/mremap.c, line 403
- mm/pgtable-generic.c
- mm/vmscan.c, line 3659
Smatch caller information:
mm/huge_memory.c copy_huge_pmd() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| DATA_SOURCE | 0 | mm | $1 |
| DATA_SOURCE | 1 | pmd | $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 copy_huge_pmd() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| DATA_SOURCE | 0 | mm | $1 |
| DATA_SOURCE | 1 | pmd | $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 do_huge_pmd_wp_page() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &pool->lock |
mm/huge_memory.c move_huge_pmd() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| DATA_SOURCE | 1 | pmd | $4 |
| UNITS | 0 | mm | unit_byte |
| LOCK2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &tsk->signal->exec_update_lock | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/huge_memory.c move_pages_huge_pmd() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mm_users.counter | 0-s32max |
| PARAM_VALUE | 0 | mm->mmap_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->list.next | 2212933610777083904 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->list.prev | 2212933610777083904 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | mm->page_table_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mm->task_size | 1-u64max |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| CAPPED_DATA | 0 | mm | 1 |
| DATA_SOURCE | 0 | mm | $0 |
| DATA_SOURCE | 1 | pmd | $2 |
| UNITS | 0 | mm | unit_byte |
| LOCK2 | &ctx->map_changing_lock | ||
| TYPE_LOCK | (struct userfaultfd_ctx)->map_changing_lock |
mm/huge_memory.c move_pages_huge_pmd() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mm_users.counter | 0-s32max |
| PARAM_VALUE | 0 | mm->mmap_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->list.next | 2212933610777083904 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->list.prev | 2212933610777083904 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | mm->page_table_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mm->task_size | 1-u64max |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| CAPPED_DATA | 0 | mm | 1 |
| DATA_SOURCE | 0 | mm | $0 |
| DATA_SOURCE | 1 | pmd | $1 |
| UNITS | 0 | mm | unit_byte |
| LOCK2 | &ctx->map_changing_lock | ||
| TYPE_LOCK | (struct userfaultfd_ctx)->map_changing_lock |
mm/huge_memory.c pmd_lock() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->sched_class->uclamp_enabled | 0-1 |
| BUF_SIZE | 0 | mm | (-1),1-s32max |
| BUF_SIZE | 0 | mm | (-1),1-s32max |
| DATA_SOURCE | 0 | mm | $0 |
| DATA_SOURCE | 1 | pmd | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &oldmm->mmap_lock |
mm/pagewalk.c pmd_lock() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| DATA_SOURCE | 0 | mm | $0 |
| DATA_SOURCE | 1 | pmd | $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() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | pmd | 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 | pmd | $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() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | pmd | 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 | pmd | $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() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| DATA_SOURCE | 0 | mm | $1 |
| DATA_SOURCE | 1 | pmd | $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/page_vma_mapped.c pmd_lock() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| DATA_SOURCE | 0 | mm | $0 |
| DATA_SOURCE | 1 | pmd | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | global &ksm_thread_mutex |
mm/hugetlb.c huge_pte_lockptr() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->sched_class->uclamp_enabled | 0-1 |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| BUF_SIZE | 0 | mm | (-1)-s32max |
| BUF_SIZE | 0 | mm | (-1)-s32max |
| CAPPED_DATA | 1 | pmd | 1 |
| DATA_SOURCE | 0 | mm | $1 |
| DATA_SOURCE | 1 | pmd | $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_normal_pmd() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| DATA_SOURCE | 1 | pmd | $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 pmd_lock() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| DATA_SOURCE | 0 | mm | $0 |
| DATA_SOURCE | 1 | pmd | $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/ksm.c pmd_lock() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mm_users.counter | s32min-(-1),1-s32max |
| PARAM_VALUE | 1 | pmd | 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 | pmd | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &mm->mmap_lock |
mm/migrate_device.c pmd_lock() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | pmd | 1-u64max |
| BUF_SIZE | 0 | mm | s32min-(-1),1-s32max |
| BUF_SIZE | 0 | mm | s32min-(-1),1-s32max |
| DATA_SOURCE | 0 | mm | $0 |
| DATA_SOURCE | 1 | pmd | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
mm/vmscan.c walk_pmd_range_locked() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| BUF_SIZE | 0 | mm | s32min-(-1),1-s32max |
| BUF_SIZE | 0 | mm | s32min-(-1),1-s32max |
| DATA_SOURCE | 1 | pmd | r pmd_offset |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &mm->mmap_lock |
mm/memory.c pmd_lock() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm->context.ldt_usr_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->sched_class->uclamp_enabled | 0-1 |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| DATA_SOURCE | 0 | mm | $0 |
| DATA_SOURCE | 1 | pmd | $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 | 0 | &mm->context.ldt_usr_sem | |
| HALF_LOCKED2 | 0 | &mm->mmap_lock |
mm/memory.c zap_empty_pte_table() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| DATA_SOURCE | 0 | mm | $0 |
| DATA_SOURCE | 1 | pmd | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| LOCK2 | ptl | ||
| HALF_LOCKED2 | &mm->mmap_lock |
mm/mincore.c huge_pte_lockptr() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | pmd | 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 | pmd | $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() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | pmd | 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 | pmd | $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_pmd() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->context.asid_transition | 1 |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| DATA_SOURCE | 1 | pmd | $2 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &mm->mmap_lock |
mm/gup.c pmd_lock() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->context.asid_transition | 1 |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| DATA_SOURCE | 0 | mm | $0 |
| DATA_SOURCE | 1 | pmd | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &mm->mmap_lock |
mm/pgtable-generic.c pgtable_trans_huge_deposit() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| BUF_SIZE | 0 | mm | (-1),1-s32max |
| BUF_SIZE | 0 | mm | (-1),1-s32max |
| DATA_SOURCE | 0 | mm | $0 |
| DATA_SOURCE | 1 | pmd | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &ctx->map_changing_lock | ||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &oldmm->mmap_lock | ||
| HALF_LOCKED2 | pmd_ptl | ||
| HALF_LOCKED2 | src_ptl | ||
| HALF_LOCKED2 | 0 | &mm->mmap_lock |
mm/pgtable-generic.c pgtable_trans_huge_withdraw() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| BUF_SIZE | 0 | mm | (-1),1-s32max |
| BUF_SIZE | 0 | mm | (-1),1-s32max |
| DATA_SOURCE | 0 | mm | $0 |
| DATA_SOURCE | 1 | pmd | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &ctx->map_changing_lock | ||
| HALF_LOCKED2 | &mm->mmap_lock |
mm/mempolicy.c huge_pte_lockptr() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | pmd | 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 | pmd | $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 pmd_lock() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | mm->page_table_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| DATA_SOURCE | 0 | mm | $0 |
| DATA_SOURCE | 1 | pmd | $1 |
mm/migrate.c huge_pte_lockptr() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm->iommu_mm->pasid | 0-4294967295 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | mm->notifier_subscriptions->has_itree | 0-1 |
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->ptracer_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->ptracer_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->ptracer_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->ptracer_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->ptracer_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->ptracer_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->ptracer_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->ptracer_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->sched_class->uclamp_enabled | 0-1 |
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->sched_task_group->idle | s32min-s32max |
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->sched_task_group->parent | 0-s64max |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| DATA_SOURCE | 0 | mm | $1 |
| DATA_SOURCE | 1 | pmd | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &pool->lock |
mm/migrate.c pmd_lock() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | pmd | 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 | pmd | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &ctx->map_changing_lock | ||
| HALF_LOCKED2 | ptl |
mm/hmm.c huge_pte_lockptr() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | pmd | 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 | pmd | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &m->lock | ||
| HALF_LOCKED2 | &mapping->i_mmap_rwsem |
mm/khugepaged.c pmd_lock() -> pmd_lockptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | pmd | 4096-ptr_max |
| CAPPED_DATA | 1 | pmd | 1 |
| DATA_SOURCE | 0 | mm | $0 |
| DATA_SOURCE | 1 | pmd | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &mapping->i_mmap_rwsem | ||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &vma->anon_vma->root->rwsem | ||
| HALF_LOCKED2 | rcu_read | ||
| HALF_LOCKED2 | 0 | &mm->mmap_lock |