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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/cpufreq/cpufreq_governor.c cpufreq_dbs_governor_limits() -> gov_update_sample_delay()

Type Parameter Key Value
PARAM_VALUE 0 policy_dbs 1-u64max
PARAM_VALUE 1 delay_us 0
BUF_SIZE 0 policy_dbs 160,336,496
BUF_SIZE 0 policy_dbs 160,336,496
CAPPED_DATA 0 &policy_dbs->update_mutex 1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 global &gov_dbs_data_mutex
LOCK2 0 &policy_dbs->update_mutex
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &policy->rwsem
TYPE_LOCK (struct policy_dbs_info)->update_mutex

drivers/cpufreq/cpufreq_governor.c dbs_work_handler() -> gov_update_sample_delay()

Type Parameter Key Value
PARAM_VALUE 0 policy_dbs 4096-ptr_max
CAPPED_DATA 0 &policy_dbs->update_mutex 1
NOCHECK_CALL
LOCK2 0 &policy_dbs->update_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct policy_dbs_info)->update_mutex

drivers/cpufreq/cpufreq_governor.c gov_set_update_util() -> gov_update_sample_delay()

Type Parameter Key Value
PARAM_VALUE 0 policy_dbs 4096-ptr_max
BUF_SIZE 0 policy_dbs 160,336,496
BUF_SIZE 0 policy_dbs 160,336,496
DATA_SOURCE 0 policy_dbs $0
DATA_SOURCE 1 delay_us $1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &policy->rwsem
HALF_LOCKED2 global &intel_pstate_limits_lock
HALF_LOCKED2 global &system_transition_mutex

drivers/cpufreq/cpufreq_governor.c sampling_rate_store() -> gov_update_sample_delay()

Type Parameter Key Value
PARAM_VALUE 0 policy_dbs 4096-ptr_max
PARAM_VALUE 1 delay_us 0
CAPPED_DATA 0 &policy_dbs->list 1
CAPPED_DATA 0 &policy_dbs->update_mutex 1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &attr_set->update_lock
LOCK2 &of->mutex
LOCK2 0 &policy_dbs->update_mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct gov_attr_set)->update_lock
TYPE_LOCK (struct kernfs_open_file)->mutex
TYPE_LOCK (struct policy_dbs_info)->update_mutex