Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
mm/percpu.c pcpu_block_update_hint_alloc() -> pcpu_update_empty_pages()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chunk | 4096-ptr_max |
| PARAM_VALUE | 1 | nr | (-2147483647)-(-1),1-s32max |
| CAPPED_DATA | 0 | chunk | 1 |
| DATA_SOURCE | 0 | chunk | $0 |
| PREEMPT_ADD | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | global &pcpu_lock | ||
| HALF_LOCKED2 | irq |
mm/percpu.c pcpu_block_update_hint_free() -> pcpu_update_empty_pages()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chunk | 4096-ptr_max |
| PARAM_VALUE | 1 | nr | s32min-(-1),1-s32max |
| CAPPED_DATA | 0 | chunk | 1 |
| DATA_SOURCE | 0 | chunk | $0 |
| FUZZY_MAX | 1 | nr | 1 |
| PREEMPT_ADD | |||
| NOCHECK_CALL | |||
| LOCK2 | flags | ||
| LOCK2 | global &pcpu_lock | ||
| HALF_LOCKED2 | global &pcpu_alloc_mutex |
mm/percpu.c pcpu_chunk_depopulated() -> pcpu_update_empty_pages()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chunk | 4096-ptr_max |
| PARAM_VALUE | 1 | nr | (-2147483647)-s32max |
| DATA_SOURCE | 0 | chunk | $0 |
| PREEMPT_ADD | |||
| NOCHECK_CALL | |||
| LOCK2 | global &pcpu_alloc_mutex | ||
| LOCK2 | global &pcpu_lock | ||
| LOCK2 | irq | ||
| HALF_LOCKED2 | &pool->lock |
mm/percpu.c pcpu_chunk_populated() -> pcpu_update_empty_pages()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chunk | 4096-ptr_max |
| PARAM_VALUE | 1 | nr | (-64)-128 |
| CAPPED_DATA | 0 | chunk | 1 |
| CAPPED_DATA | 1 | nr | 1 |
| DATA_SOURCE | 0 | chunk | $0 |
| PREEMPT_ADD | |||
| NOCHECK_CALL | |||
| UNITS | 1 | nr | unit_page |
| LOCK2 | global &pcpu_alloc_mutex | ||
| LOCK2 | global &pcpu_lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | irq |