Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
mm/huge_memory.c folio_try_get() -> folio_ref_add_unless_zero()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | nr | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &split_debug_mutex |
mm/memory_hotplug.c folio_try_get() -> folio_ref_add_unless_zero()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio->mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | folio->mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | *folio->_mm_id | 0-4294967295 |
| PARAM_VALUE | 1 | nr | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | folio | unit_page |
| LOCK2 | &dev->mutex | ||
| LOCK2 | global &pcp_batch_high_lock | ||
| HALF_LOCKED2 | &device->physical_node_lock | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | global &device_hotplug_lock | ||
| TYPE_LOCK | (struct device)->mutex |
mm/hugetlb.c folio_try_get() -> folio_ref_add_unless_zero()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | folio->mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | *folio->_mm_id | 0-4294967295 |
| PARAM_VALUE | 1 | nr | 1 |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | folio | unit_page |
| LOCK2 | global &hugetlb_lock | ||
| LOCK2 | irq | ||
| HALF_LOCKED2 | global &mf_mutex | ||
| HALF_LOCKED2 | global &pcp_batch_high_lock |
mm/ksm.c folio_try_get() -> folio_ref_add_unless_zero()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | nr | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | global &ksm_thread_mutex | ||
| HALF_LOCKED2 | &of->mutex |
mm/filemap.c folio_try_get() -> folio_ref_add_unless_zero()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 1-1025,1027-1029,1031-u64max |
| PARAM_VALUE | 1 | nr | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | rcu_read |
mm/vmscan.c folio_try_get() -> folio_ref_add_unless_zero()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 1 | nr | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &lruvec->lru_lock | ||
| LOCK2 | irq | ||
| LOCK2 | rcu_read | ||
| TYPE_LOCK | (struct lruvec)->lru_lock |
mm/truncate.c folio_try_get() -> folio_ref_add_unless_zero()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | nr | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &inode->i_rwsem |
mm/memory.c folio_try_get() -> folio_ref_add_unless_zero()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | nr | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | folio | unit_page |
| HALF_LOCKED2 | &mm->mmap_lock |
mm/memory-failure.c folio_try_get() -> folio_ref_add_unless_zero()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 1 | nr | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | folio | unit_page |
| LOCK2 | global &mf_mutex | ||
| HALF_LOCKED2 | &attr->mutex | ||
| HALF_LOCKED2 | global &hugetlb_lock | ||
| HALF_LOCKED2 | global &pcp_batch_high_lock | ||
| HALF_LOCKED2 | irq |
mm/gup.c folio_ref_try_add() -> folio_ref_add_unless_zero()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | $0 |
| DATA_SOURCE | 1 | nr | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | folio | unit_page |
| UNITS | 1 | nr | unit_page |
| LOCK2 | flags | ||
| HALF_LOCKED2 | rcu_read |
mm/damon/ops-common.c folio_try_get() -> folio_ref_add_unless_zero()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | nr | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &ctx->walk_control_lock |
mm/khugepaged.c folio_try_get() -> folio_ref_add_unless_zero()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 1-1025,1027-1029,1031-u64max |
| PARAM_VALUE | 1 | nr | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &mm->mmap_lock |
mm/page_idle.c folio_try_get() -> folio_ref_add_unless_zero()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 1 | nr | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &of->mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
mm/swap_state.c folio_try_get() -> folio_ref_add_unless_zero()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | nr | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &ctx->map_changing_lock | ||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | rcu_read |