Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
mm/huge_memory.c __folio_try_dup_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| DATA_SOURCE | 0 | page | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | &oldmm->mmap_lock | ||
| LOCK2 | src_ptl | ||
| HALF_LOCKED2 | dst_ptl | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/huge_memory.c __folio_try_dup_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| DATA_SOURCE | 0 | page | $1 [m] |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | &oldmm->mmap_lock | ||
| LOCK2 | src_ptl | ||
| HALF_LOCKED2 | dst_ptl | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/huge_memory.c __folio_try_dup_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| DATA_SOURCE | 0 | page | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | &oldmm->mmap_lock | ||
| LOCK2 | src_ptl | ||
| HALF_LOCKED2 | dst_ptl | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/huge_memory.c __folio_try_share_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| DATA_SOURCE | 0 | page | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | ptl |
mm/huge_memory.c __folio_try_share_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| DATA_SOURCE | 0 | page | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | ptl |
mm/rmap.c __folio_try_share_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| DATA_SOURCE | 0 | page | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | &folio->private->lock |
mm/rmap.c __folio_try_share_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| DATA_SOURCE | 0 | page | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | &folio->private->lock |
mm/rmap.c hugetlb_try_share_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | &folio->private->lock | ||
| HALF_LOCKED2 | &resv_map->rw_sema | ||
| HALF_LOCKED2 | &vma->vm_private_data->rw_sema |
mm/hugetlb.c hugetlb_try_dup_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | &oldmm->mmap_lock | ||
| LOCK2 | src_ptl | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/ksm.c __folio_try_share_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| DATA_SOURCE | 0 | page | $1 |
| NOCHECK_CALL | |||
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | global &ksm_thread_mutex | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/ksm.c __folio_try_share_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| DATA_SOURCE | 0 | page | $1 |
| NOCHECK_CALL | |||
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | global &ksm_thread_mutex | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/migrate_device.c __folio_try_share_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| PARAM_VALUE | 0 | page->mapping | 1-u64max |
| DATA_SOURCE | 0 | page | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | ptl | ||
| HALF_LOCKED2 | &mm->mmap_lock |
mm/migrate_device.c __folio_try_share_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| PARAM_VALUE | 0 | page->mapping | 1-u64max |
| DATA_SOURCE | 0 | page | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | ptl | ||
| HALF_LOCKED2 | &mm->mmap_lock |
mm/memory.c __folio_try_dup_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| DATA_SOURCE | 0 | page | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | &oldmm->mmap_lock | ||
| LOCK2 | dst_ptl | ||
| LOCK2 | rcu_read | ||
| LOCK2 | src_ptl | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/memory.c __folio_try_dup_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| DATA_SOURCE | 0 | page | $1 [m] |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | &oldmm->mmap_lock | ||
| LOCK2 | dst_ptl | ||
| LOCK2 | rcu_read | ||
| LOCK2 | src_ptl | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
mm/memory.c __folio_try_dup_anon_rmap() -> ClearPageAnonExclusive()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | page | 4096-ptr_max |
| DATA_SOURCE | 0 | page | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | &oldmm->mmap_lock | ||
| LOCK2 | dst_ptl | ||
| LOCK2 | rcu_read | ||
| LOCK2 | src_ptl | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |