Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
mm/shmem.c shmem_add_to_page_cache() -> shmem_update_stats()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 0 | *folio->_mm_id | 0-4294967295 |
| CAPPED_DATA | 0 | folio | 1 |
| CAPPED_DATA | 0 | folio->index | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| DATA_SOURCE | 1 | nr_pages | r folio_nr_pages |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | nr_pages | unit_page |
| LOCK2 | &((&xas)->xa)->xa_lock | ||
| LOCK2 | irq | ||
| HALF_LOCKED2 | &session->mutex | ||
| HALF_LOCKED2 | &state.ctx->map_changing_lock | ||
| HALF_LOCKED2 | _T->lock |
mm/shmem.c shmem_delete_from_page_cache() -> shmem_update_stats()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->mapping | 0 |
| PARAM_VALUE | 0 | *folio->_mm_id | 0-4294967295 |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | $0 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &(&mapping->i_pages)->xa_lock | ||
| LOCK2 | irq |
mm/shmem.c shmem_replace_folio() -> shmem_update_stats()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | r shmem_alloc_folio |
| DATA_SOURCE | 1 | nr_pages | r folio_nr_pages |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | irq |
mm/shmem.c shmem_replace_folio() -> shmem_update_stats()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 1 | nr_pages | (-2147483647)-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | irq |