Documented in 1 files:
Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
mm/percpu.c pcpu_balance_free() -> pcpu_chunk_depopulated()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chunk | 4096-ptr_max |
| PARAM_VALUE | 0 | chunk->nr_pages | s32min-(-1),1-s32max |
| PARAM_VALUE | 1 | page_start | 0-64 |
| PARAM_VALUE | 2 | page_end | 1-64 |
| CAPPED_DATA | 1 | page_start | 1 |
| CAPPED_DATA | 2 | page_end | 1 |
| DATA_SOURCE | 1 | page_start | r find_next_bit |
| DATA_SOURCE | 2 | page_end | r find_next_zero_bit |
| PARAM_COMPARE | 0 | chunk->nr_pages | > $1 |
| PARAM_COMPARE | 1 | page_start | < $0->nr_pages |
| PREEMPT_ADD | |||
| NOCHECK_CALL | |||
| UNITS | 1 | page_start | unit_page |
| LOCK2 | global &pcpu_alloc_mutex | ||
| LOCK2 | global &pcpu_lock | ||
| LOCK2 | irq | ||
| HALF_LOCKED2 | &pool->lock |
mm/percpu.c pcpu_reclaim_populated() -> pcpu_chunk_depopulated()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chunk | 4096-ptr_max |
| PARAM_VALUE | 0 | chunk->nr_empty_pop_pages | s32min-(-1),1-s32max |
| PARAM_VALUE | 0 | chunk->populated | 4096-ptr_max |
| PREEMPT_ADD | |||
| NOCHECK_CALL | |||
| UNITS | 1 | page_start | unit_page |
| UNITS | 2 | page_end | unit_page |
| LOCK2 | global &pcpu_alloc_mutex | ||
| LOCK2 | global &pcpu_lock | ||
| LOCK2 | irq | ||
| HALF_LOCKED2 | &pool->lock |