Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
mm/page_alloc.c __free_one_page() -> change_pageblock_range()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pageblock_page | 4096-ptr_max |
| PARAM_VALUE | 0 | pageblock_page->flags.f | 0-18446744073709551614 |
| PARAM_VALUE | 1 | start_order | 9 |
| PARAM_VALUE | 2 | migratetype | 0-2 |
| CAPPED_DATA | 2 | migratetype | 1 |
| DATA_SOURCE | 0 | pageblock_page | r find_buddy_page_pfn |
| DATA_SOURCE | 1 | start_order | $3 [m] |
| DATA_SOURCE | 2 | migratetype | $4 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | start_order | unit_byte |
| HALF_LOCKED2 | &attr->mutex | ||
| HALF_LOCKED2 | &zone->lock | ||
| HALF_LOCKED2 | &zone->lock | ||
| HALF_LOCKED2 | global &mf_mutex | ||
| HALF_LOCKED2 | irq | ||
| TYPE_LOCK | (struct zone)->lock |
mm/page_alloc.c reserve_highatomic_pageblock() -> change_pageblock_range()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pageblock_page | 4096-ptr_max |
| PARAM_VALUE | 0 | pageblock_page->flags.f | 0-18446744073709551614 |
| PARAM_VALUE | 1 | start_order | 9-10 |
| PARAM_VALUE | 2 | migratetype | 3 |
| CAPPED_DATA | 1 | start_order | 1 |
| DATA_SOURCE | 0 | pageblock_page | $0 |
| DATA_SOURCE | 1 | start_order | $1 |
| FUZZY_MAX | 1 | start_order | 9 |
| NOSPEC | 1 | start_order | |
| NOSPEC | 1 | start_order | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 1 | start_order | 9-10[c] |
| USER_DATA | 1 | start_order | 9-10[c] |
| UNITS | 1 | start_order | unit_byte |
| LOCK2 | &zone->lock | ||
| LOCK2 | irq | ||
| HALF_LOCKED2 | global &oom_lock | ||
| TYPE_LOCK | (struct zone)->lock |
mm/page_alloc.c try_to_claim_block() -> change_pageblock_range()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pageblock_page | 4096-ptr_max |
| PARAM_VALUE | 0 | pageblock_page->flags.f | 0-18446744073709551614 |
| PARAM_VALUE | 0 | pageblock_page->page_type | u32max |
| PARAM_VALUE | 0 | pageblock_page->private | 0 |
| PARAM_VALUE | 1 | start_order | 9-10 |
| PARAM_VALUE | 2 | migratetype | 0-3 |
| CAPPED_DATA | 2 | migratetype | 1 |
| DATA_SOURCE | 0 | pageblock_page | $1 |
| DATA_SOURCE | 1 | start_order | $2 |
| DATA_SOURCE | 2 | migratetype | $4 |
| FUZZY_MAX | 1 | start_order | 9 |
| HARD_MAX | 1 | start_order | 10 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | start_order | unit_byte |
| LOCK2 | &zone->lock | ||
| LOCK2 | flags | ||
| TYPE_LOCK | (struct zone)->lock |
mm/page_alloc.c unreserve_highatomic_pageblock() -> change_pageblock_range()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pageblock_page | 4096-ptr_max |
| PARAM_VALUE | 0 | pageblock_page->buddy_list.next | 4096-ptr_max |
| PARAM_VALUE | 0 | pageblock_page->buddy_list.next->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | pageblock_page->buddy_list.prev->next | 4096-ptr_max |
| PARAM_VALUE | 0 | pageblock_page->flags.f | 0-18446744073709551614 |
| PARAM_VALUE | 1 | start_order | 9-10 |
| PARAM_VALUE | 2 | migratetype | 0-3 |
| CAPPED_DATA | 2 | migratetype | 1 |
| DATA_SOURCE | 0 | pageblock_page | r get_page_from_free_area |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &zone->lock | ||
| LOCK2 | irq | ||
| TYPE_LOCK | (struct zone)->lock |