Documented in 1 files:
Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 6 files:
- fs/aio.c, line 512
- fs/nilfs2/page.c, line 224
- lib/test_hmm.c, line 230
- mm/migrate_device.c, line 1506
- mm/shmem.c, line 2116
- mm/util.c, line 762
Smatch caller information:
fs/nilfs2/page.c nilfs_copy_folio() -> folio_copy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dst | 4096-ptr_max |
| PARAM_VALUE | 1 | src | 4096-ptr_max |
| DATA_SOURCE | 0 | dst | $0 |
| DATA_SOURCE | 1 | src | $1 |
| CAPABLE | 0 | 21 | |
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &mi->mi_sem |
lib/test_hmm.c dmirror_device_evict_chunk() -> folio_copy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | src | unit_page |
| HALF_LOCKED2 | &mdevice->devmem_lock |
fs/aio.c aio_migrate_folio() -> folio_copy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dst | 4096-ptr_max |
| PARAM_VALUE | 0 | dst->mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | dst->mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | src | 4096-ptr_max |
| PARAM_VALUE | 1 | src->_deferred_list.next->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | src->_deferred_list.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | src->index | 0-18446744073709551614 |
| PARAM_VALUE | 1 | src->mapping->i_mmap_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 1 | src->mapping->i_mmap_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | src->page._refcount.counter | s32min-(-1),1-s32max |
| PARAM_VALUE | 1 | *src->_mm_id | 0-4294967295 |
| CAPPED_DATA | 1 | src | 1 |
| DATA_SOURCE | 0 | dst | $1 |
| DATA_SOURCE | 1 | src | $2 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &ai->migrate_lock | ||
| LOCK2 | &ctx->completion_lock | ||
| LOCK2 | &ctx->ring_lock | ||
| LOCK2 | flags | ||
| TYPE_LOCK | (struct aio_inode_info)->migrate_lock | ||
| TYPE_LOCK | (struct kioctx)->completion_lock | ||
| TYPE_LOCK | (struct kioctx)->ring_lock |
mm/shmem.c shmem_replace_folio() -> folio_copy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dst | 4096-ptr_max |
| PARAM_VALUE | 1 | src | 4096-ptr_max |
| DATA_SOURCE | 0 | dst | r shmem_alloc_folio |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
mm/migrate_device.c migrate_device_coherent_folio() -> folio_copy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dst | 0,4096-ptr_max |
| PARAM_VALUE | 1 | src | 4096-ptr_max |
| PARAM_VALUE | 1 | src->pgmap->type | 2 |
| DATA_SOURCE | 0 | dst | r folio_alloc_noprof |
| DATA_SOURCE | 1 | src | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |