amd_pstate_set_floor_perf identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

drivers/cpufreq/amd-pstate.c, line 336 (as a function)

Referenced in 1 files:

drivers/cpufreq/amd-pstate.c

Smatch caller information:

drivers/cpufreq/amd-pstate.c amd_pstate_cpu_exit() -> amd_pstate_set_floor_perf()

Type	Parameter	Key	Value
PARAM_VALUE	0	policy	4096-ptr_max
PARAM_VALUE	0	policy->cdev->device.kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	policy->cdev->device.power.wakeirq->status	0-4294967295
PARAM_VALUE	0	policy->driver_data	4096-ptr_max
PARAM_VALUE	0	policy->governor->limits	0,4096-ptr_max
PARAM_VALUE	0	policy->governor->start	0,4096-ptr_max
PARAM_VALUE	0	policy->governor->stop	0,4096-ptr_max
DATA_SOURCE	0	policy	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	policy->cached_target_freq
NO_OVERFLOW_SIMPLE	0	policy->max
LOCK2	0	&policy->rwsem
HALF_LOCKED2		&sp->mutex
TYPE_LOCK		(struct cpufreq_policy)->rwsem

drivers/cpufreq/amd-pstate.c amd_pstate_cpu_offline() -> amd_pstate_set_floor_perf()

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
DATA_SOURCE	0	policy	$0
RX_PATH
TASK_NOT_RUNNING
LOCK2	0	&policy->rwsem
HALF_LOCKED2		&sp->mutex
TYPE_LOCK		(struct cpufreq_policy)->rwsem

drivers/cpufreq/amd-pstate.c amd_pstate_cpu_online() -> amd_pstate_set_floor_perf()

Type	Parameter	Key	Value
PARAM_VALUE	0	policy	4096-ptr_max
PARAM_VALUE	0	policy->constraints.max_freq.default_value	s32max
PARAM_VALUE	0	policy->constraints.max_freq.no_constraint_value	s32max
PARAM_VALUE	0	policy->constraints.max_freq.notifiers	4096-ptr_max
PARAM_VALUE	0	policy->constraints.max_freq.notifiers->head	1-u64max
PARAM_VALUE	0	policy->constraints.max_freq.target_value	s32max
PARAM_VALUE	0	policy->constraints.max_freq.type	2
PARAM_VALUE	0	policy->constraints.min_freq.notifiers->head	4096-ptr_max
PARAM_VALUE	0	policy->cpus	1-u64max
PARAM_VALUE	0	policy->driver_data	4096-ptr_max
PARAM_VALUE	0	policy->governor	0
PARAM_VALUE	0	policy->kobj.entry.next	4096-ptr_max
PARAM_VALUE	0	policy->kobj.kref.refcount.refs.counter	1
PARAM_VALUE	0	policy->kobj.kset->list.prev	4096-ptr_max
PARAM_VALUE	0	policy->kobj.kset->list.prev->next	4096-ptr_max
PARAM_VALUE	0	policy->kobj.kset->list.prev->next->next	4096-ptr_max
PARAM_VALUE	0	policy->kobj.kset->list_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	policy->kobj.ktype	4096-ptr_max
PARAM_VALUE	0	policy->kobj.parent	4096-ptr_max
PARAM_VALUE	0	policy->kobj.sd	4096-ptr_max
PARAM_VALUE	0	policy->kobj.sd->active.counter	(-2147483647)
PARAM_VALUE	0	policy->kobj.state_add_uevent_sent	0
PARAM_VALUE	0	policy->kobj.state_in_sysfs	1
PARAM_VALUE	0	policy->kobj.state_initialized	1
PARAM_VALUE	0	policy->kobj.state_remove_uevent_sent	0
PARAM_VALUE	0	policy->kobj_unregister.done	0
PARAM_VALUE	0	policy->kobj_unregister.wait.lock.magic	3735899821
PARAM_VALUE	0	policy->kobj_unregister.wait.lock.owner	(-1)
PARAM_VALUE	0	policy->kobj_unregister.wait.lock.owner_cpu	u32max
PARAM_VALUE	0	policy->kobj_unregister.wait.task_list.next	4096-ptr_max
PARAM_VALUE	0	policy->kobj_unregister.wait.task_list.next->next	4096-ptr_max
PARAM_VALUE	0	policy->kobj_unregister.wait.task_list.prev	4096-ptr_max
PARAM_VALUE	0	policy->kobj_unregister.wait.task_list.prev->next	4096-ptr_max
PARAM_VALUE	0	policy->kobj_unregister.wait.task_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	policy->nb_max.next	0,4096-ptr_max
PARAM_VALUE	0	policy->nb_max.notifier_call	7616948675267461120
PARAM_VALUE	0	policy->nb_min.next	0,4096-ptr_max
PARAM_VALUE	0	policy->nb_min.notifier_call	2421879883277840384
PARAM_VALUE	0	policy->policy_list.next	4096-ptr_max
PARAM_VALUE	0	policy->policy_list.next->next	4096-ptr_max
PARAM_VALUE	0	policy->policy_list.prev	4096-ptr_max
PARAM_VALUE	0	policy->policy_list.prev->next	4096-ptr_max
PARAM_VALUE	0	policy->policy_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	policy->real_cpus	1-u64max
PARAM_VALUE	0	policy->related_cpus	1-u64max
PARAM_VALUE	0	policy->rwsem.dep_map->name	0-255
PARAM_VALUE	0	policy->transition_wait.head.next	4096-ptr_max
PARAM_VALUE	0	policy->transition_wait.head.next->next	4096-ptr_max
PARAM_VALUE	0	policy->transition_wait.head.prev	4096-ptr_max
PARAM_VALUE	0	policy->transition_wait.head.prev->next	4096-ptr_max
PARAM_VALUE	0	policy->transition_wait.head.prev->prev	4096-ptr_max
BUF_SIZE	0	policy	(-1),1576
BUF_SIZE	0	policy	(-1),1576
DATA_SOURCE	0	policy	$0
DATA_SOURCE	1	perf	r freq_to_perf
STR_LEN	0	policy	(-1),8-9,11-29,31-34,38
STR_LEN	0	policy	(-1),8-9,11-29,31-34,38
BIT_INFO	0	policy->cpu	0x0,0x7fffffff
RX_PATH
TASK_NOT_RUNNING
LOCK2	0	&policy->rwsem
HALF_LOCKED2		&sp->mutex
TYPE_LOCK		(struct cpufreq_policy)->rwsem

drivers/cpufreq/amd-pstate.c amd_pstate_epp_cpu_exit() -> amd_pstate_set_floor_perf()

Type	Parameter	Key	Value
PARAM_VALUE	0	policy	4096-ptr_max
PARAM_VALUE	0	policy->cdev->device.kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	policy->cdev->device.power.wakeirq->status	0-4294967295
PARAM_VALUE	0	policy->driver_data	4096-ptr_max
PARAM_VALUE	0	policy->governor->limits	0,4096-ptr_max
PARAM_VALUE	0	policy->governor->start	0,4096-ptr_max
PARAM_VALUE	0	policy->governor->stop	0,4096-ptr_max
DATA_SOURCE	0	policy	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	policy->cached_target_freq
NO_OVERFLOW_SIMPLE	0	policy->max
LOCK2	0	&policy->rwsem
HALF_LOCKED2		&sp->mutex
TYPE_LOCK		(struct cpufreq_policy)->rwsem

drivers/cpufreq/amd-pstate.c amd_pstate_epp_resume() -> amd_pstate_set_floor_perf()

Type	Parameter	Key	Value
PARAM_VALUE	0	policy	4096-ptr_max
PARAM_VALUE	0	policy->driver_data	4096-ptr_max
PARAM_VALUE	0	policy->governor->exit	0,4096-ptr_max
PARAM_VALUE	0	policy->governor->limits	0,4096-ptr_max
PARAM_VALUE	0	policy->governor->start	0,4096-ptr_max
PARAM_VALUE	0	policy->governor->stop	0,4096-ptr_max
DATA_SOURCE	0	policy	$0
DATA_SOURCE	1	perf	r freq_to_perf
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &system_transition_mutex
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		global &device_hotplug_lock
HALF_LOCKED2	0	&policy->rwsem

drivers/cpufreq/amd-pstate.c amd_pstate_init_floor_perf() -> amd_pstate_set_floor_perf()

Type	Parameter	Key	Value
PARAM_VALUE	0	policy	4096-ptr_max
PARAM_VALUE	0	policy->constraints.max_freq.default_value	s32max
PARAM_VALUE	0	policy->constraints.max_freq.no_constraint_value	s32max
PARAM_VALUE	0	policy->constraints.max_freq.notifiers	4096-ptr_max
PARAM_VALUE	0	policy->constraints.max_freq.notifiers->head	1-u64max
PARAM_VALUE	0	policy->constraints.max_freq.target_value	s32max
PARAM_VALUE	0	policy->constraints.max_freq.type	2
PARAM_VALUE	0	policy->constraints.min_freq.notifiers->head	4096-ptr_max
PARAM_VALUE	0	policy->cpu	0-8192
PARAM_VALUE	0	policy->cpuinfo.max_freq	1-u32max
PARAM_VALUE	0	policy->cpus	1-u64max
PARAM_VALUE	0	policy->driver_data	4096-ptr_max
PARAM_VALUE	0	policy->governor	0
PARAM_VALUE	0	policy->kobj.entry.next	4096-ptr_max
PARAM_VALUE	0	policy->kobj.entry.next->next	4096-ptr_max
PARAM_VALUE	0	policy->kobj.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	policy->kobj.entry.prev->next	4096-ptr_max
PARAM_VALUE	0	policy->kobj.entry.prev->prev	4096-ptr_max
PARAM_VALUE	0	policy->kobj.kref.refcount.refs.counter	1
PARAM_VALUE	0	policy->kobj.kset->list.prev	4096-ptr_max
PARAM_VALUE	0	policy->kobj.kset->list.prev->next	4096-ptr_max
PARAM_VALUE	0	policy->kobj.kset->list.prev->next->next	4096-ptr_max
PARAM_VALUE	0	policy->kobj.ktype	4096-ptr_max
PARAM_VALUE	0	policy->kobj.sd	4096-ptr_max
PARAM_VALUE	0	policy->kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	policy->kobj.state_add_uevent_sent	0
PARAM_VALUE	0	policy->kobj.state_in_sysfs	1
PARAM_VALUE	0	policy->kobj.state_initialized	1
PARAM_VALUE	0	policy->kobj.state_remove_uevent_sent	0
PARAM_VALUE	0	policy->kobj_unregister.done	0
PARAM_VALUE	0	policy->kobj_unregister.wait.lock.magic	3735899821
PARAM_VALUE	0	policy->kobj_unregister.wait.lock.owner	(-1)
PARAM_VALUE	0	policy->kobj_unregister.wait.lock.owner_cpu	u32max
PARAM_VALUE	0	policy->kobj_unregister.wait.task_list.next	4096-ptr_max
PARAM_VALUE	0	policy->kobj_unregister.wait.task_list.next->next	4096-ptr_max
PARAM_VALUE	0	policy->kobj_unregister.wait.task_list.prev	4096-ptr_max
PARAM_VALUE	0	policy->kobj_unregister.wait.task_list.prev->next	4096-ptr_max
PARAM_VALUE	0	policy->kobj_unregister.wait.task_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	policy->nb_max.next	0,4096-ptr_max
PARAM_VALUE	0	policy->nb_max.notifier_call	7616948675267461120
PARAM_VALUE	0	policy->nb_min.next	0,4096-ptr_max
PARAM_VALUE	0	policy->nb_min.notifier_call	2421879883277840384
PARAM_VALUE	0	policy->policy_list.next	4096-ptr_max
PARAM_VALUE	0	policy->policy_list.next->next	4096-ptr_max
PARAM_VALUE	0	policy->policy_list.prev	4096-ptr_max
PARAM_VALUE	0	policy->policy_list.prev->next	4096-ptr_max
PARAM_VALUE	0	policy->policy_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	policy->real_cpus	1-u64max
PARAM_VALUE	0	policy->related_cpus	1-u64max
PARAM_VALUE	0	policy->rwsem.dep_map->name	0-255
PARAM_VALUE	0	policy->transition_wait.head.next	4096-ptr_max
PARAM_VALUE	0	policy->transition_wait.head.next->next	4096-ptr_max
PARAM_VALUE	0	policy->transition_wait.head.prev	4096-ptr_max
PARAM_VALUE	0	policy->transition_wait.head.prev->next	4096-ptr_max
PARAM_VALUE	0	policy->transition_wait.head.prev->prev	4096-ptr_max
BUF_SIZE	0	policy	(-1),1576
BUF_SIZE	0	policy	(-1),1576
BUF_SIZE	0	policy->driver_data	296
CAPPED_DATA	0	policy->cpu	1
DATA_SOURCE	0	policy	$0
STR_LEN	0	policy	(-1),8-9,11-29,31-34,38
STR_LEN	0	policy	(-1),8-9,11-29,31-34,38
CONSTRAINT	0	policy	<3035
RX_PATH
TASK_NOT_RUNNING
LOCK2	0	&policy->rwsem
HALF_LOCKED2		&sp->mutex
TYPE_LOCK		(struct cpufreq_policy)->rwsem

drivers/cpufreq/amd-pstate.c amd_pstate_resume() -> amd_pstate_set_floor_perf()

Type	Parameter	Key	Value
PARAM_VALUE	0	policy	4096-ptr_max
PARAM_VALUE	0	policy->driver_data	4096-ptr_max
PARAM_VALUE	0	policy->governor->exit	0,4096-ptr_max
PARAM_VALUE	0	policy->governor->limits	0,4096-ptr_max
PARAM_VALUE	0	policy->governor->start	0,4096-ptr_max
PARAM_VALUE	0	policy->governor->stop	0,4096-ptr_max
DATA_SOURCE	0	policy	$0
DATA_SOURCE	1	perf	r freq_to_perf
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &system_transition_mutex
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		global &device_hotplug_lock
HALF_LOCKED2	0	&policy->rwsem

drivers/cpufreq/amd-pstate.c amd_pstate_suspend() -> amd_pstate_set_floor_perf()

Type	Parameter	Key	Value
PARAM_VALUE	0	policy	4096-ptr_max
PARAM_VALUE	0	policy->driver_data	4096-ptr_max
PARAM_VALUE	0	policy->governor->exit	0,4096-ptr_max
PARAM_VALUE	0	policy->governor->limits	0,4096-ptr_max
PARAM_VALUE	0	policy->governor->stop	0,4096-ptr_max
DATA_SOURCE	0	policy	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		global &system_transition_mutex
HALF_LOCKED2	0	&policy->rwsem

drivers/cpufreq/amd-pstate.c store_amd_pstate_floor_freq() -> amd_pstate_set_floor_perf()

Type	Parameter	Key	Value
PARAM_VALUE	0	policy	4096-ptr_max
PARAM_VALUE	0	policy->driver_data	4096-ptr_max
CAPPED_DATA	0	policy->cpuinfo.min_freq	1
DATA_SOURCE	0	policy	$0
DATA_SOURCE	1	perf	r freq_to_perf
STR_LEN	0	policy	(-1),4095
STR_LEN	0	policy	(-1),4095
PARAM_COMPARE	0	policy->cpuinfo.min_freq	<= $0->max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		_T->lock
HALF_LOCKED2	0	&policy->rwsem