Defined in 2 files as a function:
Referenced in 9 files:
- fs/proc/task_mmu.c
- mm/damon/vaddr.c
- mm/huge_memory.c, line 2369
- mm/madvise.c, line 382
- mm/memory-failure.c, line 748
- mm/mempolicy.c, line 699
- mm/mincore.c, line 172
- mm/mlock.c, line 362
- mm/userfaultfd.c, line 2109
Smatch caller information:
mm/madvise.c madvise_cold_or_pageout_pte_range() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 1 | vma | 0,4096-ptr_max |
| DATA_SOURCE | 0 | pmd | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | &mm->mmap_lock |
mm/huge_memory.c madvise_free_huge_pmd() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 1 | vma | 0,4096-ptr_max |
| DATA_SOURCE | 0 | pmd | $2 |
| 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 |
mm/userfaultfd.c move_pages() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 1 | vma | 4096-ptr_max |
| PARAM_VALUE | 1 | vma->vm_mm->vma_writer_wait.task->sched_class->uclamp_enabled | 0-1 |
| PARAM_VALUE | 1 | vma->vm_ops | 0 |
| PARAM_VALUE | 1 | vma->vm_refcnt.refs.counter | (-1073741824),0-s32max |
| BIT_INFO | 1 | vma->vm_flags | 0x0,0xfffffffffffffff7 |
| LOCK2 | &ctx->map_changing_lock | ||
| TYPE_LOCK | (struct userfaultfd_ctx)->map_changing_lock |
mm/damon/vaddr.c damon_mkold_pmd_entry() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 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 | pmd | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | &mm->mmap_lock |
mm/damon/vaddr.c damon_young_pmd_entry() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 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 | pmd | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | &mm->mmap_lock |
mm/damon/vaddr.c damos_va_migrate_pmd_entry() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 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 | pmd | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | &mm->mmap_lock |
mm/damon/vaddr.c damos_va_stat_pmd_entry() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 1 | vma | 0,4096-ptr_max |
| DATA_SOURCE | 0 | pmd | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | &mm->mmap_lock |
fs/proc/task_mmu.c clear_refs_pte_range() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 1 | vma | 0,4096-ptr_max |
| DATA_SOURCE | 0 | pmd | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | &mm->mmap_lock |
fs/proc/task_mmu.c gather_pte_stats() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 1 | vma | 0,4096-ptr_max |
| DATA_SOURCE | 0 | pmd | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | &mm->mmap_lock |
fs/proc/task_mmu.c pagemap_pmd_range() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 1 | vma | 0,4096-ptr_max |
| DATA_SOURCE | 0 | pmd | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | &mm->mmap_lock |
fs/proc/task_mmu.c pagemap_scan_thp_entry() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 1 | vma | 0,4096-ptr_max |
| DATA_SOURCE | 0 | pmd | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | &mm->mmap_lock |
fs/proc/task_mmu.c smaps_pte_range() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 1 | vma | 0,4096-ptr_max |
| DATA_SOURCE | 0 | pmd | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | &mm->mmap_lock |
mm/mincore.c mincore_pte_range() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 1 | vma | 0,4096-ptr_max |
| DATA_SOURCE | 0 | pmd | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | &mm->mmap_lock |
mm/memory-failure.c hwpoison_pte_range() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 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 | pmd | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | &mm->mmap_lock |
mm/mempolicy.c queue_folios_pte_range() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 1 | vma | 0,4096-ptr_max |
| DATA_SOURCE | 0 | pmd | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | &mm->mmap_lock |
mm/mlock.c mlock_pte_range() -> pmd_trans_huge_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmd | 4096-ptr_max |
| PARAM_VALUE | 1 | vma | 0,4096-ptr_max |
| DATA_SOURCE | 0 | pmd | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_end | |
| NO_OVERFLOW_SIMPLE | 1 | vma->vm_start | |
| HALF_LOCKED2 | &mm->mmap_lock |