Defined in 1 files as a function:
Referenced in 7 files:
- arch/powerpc/sysdev/xive/common.c, line 557
- crypto/pcrypt.c, line 197
- drivers/infiniband/hw/hfi1/affinity.c
- drivers/net/wireguard/queueing.h, line 110
- include/linux/cpufreq.h, line 239
- kernel/padata.c
- kernel/trace/trace_events_filter.c
Smatch caller information:
kernel/trace/trace_events_filter.c do_filter_cpumask_scalar() -> cpumask_nth()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | cpu | 1 |
| PARAM_VALUE | 1 | srcp->bits | 4096-ptr_max |
| DATA_SOURCE | 1 | srcp | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | global &event_mutex |
kernel/trace/trace_events_filter.c do_filter_cpumask_scalar() -> cpumask_nth()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | cpu | 1 |
| PARAM_VALUE | 1 | srcp->bits | 4096-ptr_max |
| DATA_SOURCE | 1 | srcp | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | global &event_mutex |
drivers/net/wireguard/send.c wg_cpumask_choose_online() -> cpumask_nth()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | srcp | 7398857465241333760 |
| CAPPED_DATA | 0 | cpu | 1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | rcu_read |
drivers/cpufreq/acpi-cpufreq.c policy_is_shared() -> cpumask_nth()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | cpu | 1 |
| PARAM_VALUE | 1 | srcp | 1-u64max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &policy->rwsem | ||
| HALF_LOCKED2 | &sp->mutex | ||
| TYPE_LOCK | (struct cpufreq_policy)->rwsem |
kernel/sched/build_utility.c policy_is_shared() -> cpumask_nth()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | cpu | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &policy->rwsem | ||
| HALF_LOCKED2 | global &intel_pstate_limits_lock | ||
| HALF_LOCKED2 | global &system_transition_mutex |
drivers/infiniband/hw/hfi1/affinity.c find_hw_thread_mask() -> cpumask_nth()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | srcp | 1-u64max |
| DATA_SOURCE | 1 | srcp | $1 |
| LOCK2 | &affinity->lock | ||
| HALF_LOCKED2 | global &hfi1_mutex | ||
| TYPE_LOCK | (struct hfi1_affinity_node_list)->lock |
drivers/infiniband/hw/hfi1/affinity.c init_real_cpu_mask() -> cpumask_nth()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | srcp | 3165246285832716304 |
crypto/pcrypt.c pcrypt_aead_init_tfm() -> cpumask_nth()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | srcp | 7398857465241333760 |
| CAPPED_DATA | 0 | cpu | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING |
kernel/padata.c padata_cpu_hash() -> cpumask_nth()
| Type | Parameter | Key | Value |
|---|---|---|---|
| CAPPED_DATA | 0 | cpu | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | bh |
kernel/padata.c padata_do_parallel() -> cpumask_nth()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | srcp->bits | 4096-ptr_max |
| CAPPED_DATA | 0 | cpu | 1 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | rcu_read |
drivers/cpufreq/cpufreq_governor.c policy_is_shared() -> cpumask_nth()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | cpu | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &policy->rwsem | ||
| HALF_LOCKED2 | global &intel_pstate_limits_lock | ||
| HALF_LOCKED2 | global &system_transition_mutex |