Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
mm/page_alloc.c take_page_off_buddy() -> break_down_buddy_pages()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | zone | 4096-ptr_max |
| PARAM_VALUE | 1 | page | 4096-ptr_max |
| PARAM_VALUE | 1 | page->flags.f | 0-18446744073709551614 |
| PARAM_VALUE | 1 | page->page_type | u32max |
| PARAM_VALUE | 1 | page->private | 0 |
| PARAM_VALUE | 2 | target | 4096-ptr_max |
| PARAM_VALUE | 2 | target->flags.f | 0-18446744073709551614 |
| PARAM_VALUE | 3 | low | 0 |
| PARAM_VALUE | 5 | migratetype | 0-7 |
| CAPPED_DATA | 0 | zone | 1 |
| CAPPED_DATA | 5 | migratetype | 1 |
| DATA_SOURCE | 0 | zone | r page_zone |
| DATA_SOURCE | 2 | target | $0 |
| DATA_SOURCE | 4 | high | r buddy_order |
| DATA_SOURCE | 5 | migratetype | r get_pfnblock_migratetype |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | page | unit_page |
| UNITS | 2 | target | unit_page |
| LOCK2 | global &mf_mutex | ||
| LOCK2 | irq | ||
| LOCK2 | 0 | &zone->lock | |
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | global &pcp_batch_high_lock | ||
| TYPE_LOCK | (struct zone)->lock |