Defined in 2 files as a function:
Referenced in 3 files:
Smatch caller information:
mm/gup_test.c verify_dma_pinned() -> folio_is_longterm_pinnable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| DATA_SOURCE | 0 | folio | r _compound_head |
mm/hugetlb.c dequeue_hugetlb_folio_node_exact() -> folio_is_longterm_pinnable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | global &hugetlb_lock | ||
| LOCK2 | irq |
mm/gup.c collect_longterm_unpinnable_folios() -> folio_is_longterm_pinnable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->mapping->host->i_sb->s_export_op->fh_to_dentry | 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING |
mm/gup.c try_grab_folio_fast() -> folio_is_longterm_pinnable()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | folio | 4096-ptr_max |
| PARAM_VALUE | 0 | folio->page._refcount.counter | 0-s32max |
| CAPPED_DATA | 0 | folio | 1 |
| DATA_SOURCE | 0 | folio | r try_get_folio |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | flags | ||
| HALF_LOCKED2 | rcu_read |