Defined in 1 files as a prototype:
Defined in 2 files as a function:
- drivers/cpufreq/amd-pstate.c, line 1475 (as a function)
- drivers/cpufreq/intel_pstate.c, line 854 (as a function)
Referenced in 2 files:
Smatch caller information:
drivers/cpufreq/amd-pstate-ut.c amd_pstate_ut_epp() -> show_energy_performance_preference()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | policy | 4096-ptr_max |
| PARAM_VALUE | 0 | policy->cpus->bits | 4096-ptr_max |
| PARAM_VALUE | 0 | policy->driver_data | 4096-ptr_max |
| PARAM_VALUE | 0 | policy->rwsem.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | policy->rwsem.first_waiter->list.next | 2624917664208203776 |
| PARAM_VALUE | 0 | policy->rwsem.first_waiter->list.prev | 2624917664208203776 |
| PARAM_VALUE | 0 | policy->rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | policy->rwsem.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | policy->rwsem.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | policy->rwsem.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | policy->rwsem.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 1 | buf | 18379471554275704832,18446612682070032384 |
| CAPPED_DATA | 0 | &policy->rwsem | 1 |
| DATA_SOURCE | 0 | policy | r cpufreq_cpu_get |
| DATA_SOURCE | 1 | buf | r get_free_pages_noprof |
| STR_LEN | 0 | policy | 4095 |
| STR_LEN | 1 | buf | 4095 |
| MEM_ZERO | 1 | buf | |
| LOCK2 | 0 | &policy->rwsem | |
| TYPE_LOCK | (struct cpufreq_policy)->rwsem |
drivers/cpufreq/amd-pstate-ut.c amd_pstate_ut_epp() -> show_energy_performance_preference()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | policy | 4096-ptr_max |
| PARAM_VALUE | 0 | policy->cpus->bits | 4096-ptr_max |
| PARAM_VALUE | 0 | policy->driver_data | 4096-ptr_max |
| PARAM_VALUE | 0 | policy->driver_data->dynamic_epp | 0-1 |
| PARAM_VALUE | 0 | policy->rwsem.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | policy->rwsem.first_waiter->list.next | 2624917664208203776 |
| PARAM_VALUE | 0 | policy->rwsem.first_waiter->list.prev | 2624917664208203776 |
| PARAM_VALUE | 0 | policy->rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | policy->rwsem.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | policy->rwsem.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | policy->rwsem.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | policy->rwsem.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 1 | buf | 18379471554275704832,18446612682070032384 |
| CAPPED_DATA | 0 | &policy->rwsem | 1 |
| DATA_SOURCE | 0 | policy | r cpufreq_cpu_get |
| DATA_SOURCE | 1 | buf | r get_free_pages_noprof |
| STR_LEN | 0 | policy | 4095 |
| STR_LEN | 1 | buf | 4095 |
| MEM_ZERO | 1 | buf | |
| LOCK2 | 0 | &policy->rwsem | |
| TYPE_LOCK | (struct cpufreq_policy)->rwsem |
drivers/cpufreq/cpufreq.c show() -> (struct freq_attr)->show()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | policy | 4096-ptr_max |
| PARAM_VALUE | 1 | buf | 1-u64max |
| CAPPED_DATA | 1 | buf | 1 |
| DATA_SOURCE | 1 | buf | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &of->mutex | ||
| LOCK2 | 0 | &policy->rwsem | |
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct cpufreq_policy)->rwsem | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |