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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

kernel/events/core.c perf_aux_sample_output() -> ring_buffer_get()

Type Parameter Key Value
PARAM_VALUE 0 event 1-u64max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS 0 event unit_byte
LOCK2 rcu_read

kernel/events/core.c perf_event_aux_pause() -> ring_buffer_get()

Type Parameter Key Value
PARAM_VALUE 0 event 1-u64max
DATA_SOURCE 0 event $0
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 event->hw->addr_filters_gen 0-u64max
HOST_DATA 0 event->hw->freq_count_stamp 0-u64max
HOST_DATA 0 event->hw->freq_time_stamp 0-u64max
HOST_DATA 0 event->hw->interrupts 0-u64max
HOST_DATA 0 event->hw->interrupts_seq 0-u64max
HOST_DATA 0 event->hw->sample_period 0-u64max
HOST_DATA 0 event->hw->state s32min-s32max
HOST_DATA 0 event->hw.aux_config 0-u64max
HOST_DATA 0 event->hw.aux_paused 0
HOST_DATA 0 event->hw.branch_reg.alloc s32min-s32max
HOST_DATA 0 event->hw.branch_reg.config 0-u64max
HOST_DATA 0 event->hw.branch_reg.idx s32min-s32max
HOST_DATA 0 event->hw.branch_reg.reg 0-u32max
HOST_DATA 0 event->hw.conf 0-u64max
HOST_DATA 0 event->hw.conf1 0-u64max
HOST_DATA 0 event->hw.config 0-u64max
HOST_DATA 0 event->hw.config1 0-u64max
HOST_DATA 0 event->hw.config_base 0-u64max
HOST_DATA 0 event->hw.dyn_constraint 0-u64max
HOST_DATA 0 event->hw.event_base 0-u64max
HOST_DATA 0 event->hw.event_base_rdpmc s32min-s32max
HOST_DATA 0 event->hw.extra_reg.alloc s32min-s32max
HOST_DATA 0 event->hw.extra_reg.config 0-u64max
HOST_DATA 0 event->hw.extra_reg.idx s32min-s32max
HOST_DATA 0 event->hw.extra_reg.reg 0-u32max
HOST_DATA 0 event->hw.flags s32min-s32max
HOST_DATA 0 event->hw.hrtimer._softexpires s64min-s64max
HOST_DATA 0 event->hw.hrtimer.is_hard 0-1
HOST_DATA 0 event->hw.hrtimer.is_lazy 0-1
HOST_DATA 0 event->hw.hrtimer.is_queued 0-1
HOST_DATA 0 event->hw.hrtimer.is_rel 0-1
HOST_DATA 0 event->hw.hrtimer.is_soft 0-1
HOST_DATA 0 event->hw.hrtimer.node.expires s64min-s64max
HOST_DATA 0 event->hw.hrtimer.node.node.node.__rb_parent_color 1
HOST_DATA 0 event->hw.idx s32min-s32max
HOST_DATA 0 event->hw.info.address 0-u64max
HOST_DATA 0 event->hw.info.len 0-255
HOST_DATA 0 event->hw.info.mask 0-u64max
HOST_DATA 0 event->hw.info.type 0-255
HOST_DATA 0 event->hw.iommu_bank 0-255
HOST_DATA 0 event->hw.iommu_cntr 0-255
HOST_DATA 0 event->hw.last_cpu s32min-s32max
HOST_DATA 0 event->hw.last_period 0-u64max
HOST_DATA 0 event->hw.last_tag 0-u64max
HOST_DATA 0 event->hw.padding 0-u16max
HOST_DATA 0 event->hw.period_left.a.a.counter s64min-s64max
HOST_DATA 0 event->hw.prev_count.a.a.counter s64min-s64max
HOST_DATA 0 event->hw.ptsc 0-u64max
HOST_DATA 0 event->hw.pwr_acc 0-u64max
HOST_DATA 0 event->hw.saved_metric 0-u64max
HOST_DATA 0 event->hw.saved_slots 0-u64max
UNITS 0 event unit_byte
HALF_LOCKED2 _T->flags
HALF_LOCKED2 rcu_read

kernel/events/core.c perf_event_set_output() -> ring_buffer_get()

Type Parameter Key Value
PARAM_VALUE 0 event 4096-ptr_max
PARAM_VALUE 0 event->mmap_mutex.dep_map->name 0-255
PARAM_VALUE 0 event->mmap_mutex.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 event->mmap_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 event->mmap_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 event->mmap_mutex.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 event->mmap_mutex.wait_lock.owner (-1)
PARAM_VALUE 0 event->mmap_mutex.wait_lock.owner_cpu u32max
PARAM_VALUE 0 event->state (-3)-s32max
BUF_SIZE 0 event s32min-(-2),0-s32max
BUF_SIZE 0 event s32min-(-2),0-s32max
CAPPED_DATA 0 event->clock 1
CAPPED_DATA 0 event->cpu 1
CAPPED_DATA 0 &event->mmap_mutex 1
DATA_SOURCE 0 event $1
FUZZY_MAX 0 event->state (-3)

kernel/events/core.c perf_mmap_close() -> ring_buffer_get()

Type Parameter Key Value
PARAM_VALUE 0 event->pmu 0,4096-ptr_max
BUF_SIZE 0 event s32min-(-2),1-s32max
BUF_SIZE 0 event s32min-(-2),1-s32max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 _T->lock

kernel/events/core.c perf_prepare_sample_aux() -> ring_buffer_get()

Type Parameter Key Value
PARAM_VALUE 0 event 1-u64max
PARAM_VALUE 0 event->state 1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 event->hw.aux_config 0-u64max
HOST_DATA 0 event->hw.aux_paused 0
HOST_DATA 0 event->hw.branch_reg.alloc s32min-s32max
HOST_DATA 0 event->hw.branch_reg.config 0-u64max
HOST_DATA 0 event->hw.branch_reg.idx s32min-s32max
HOST_DATA 0 event->hw.branch_reg.reg 0-u32max
HOST_DATA 0 event->hw.conf 0-u64max
HOST_DATA 0 event->hw.conf1 0-u64max
HOST_DATA 0 event->hw.config 0-u64max
HOST_DATA 0 event->hw.config1 0-u64max
HOST_DATA 0 event->hw.config_base 0-u64max
HOST_DATA 0 event->hw.dyn_constraint 0-u64max
HOST_DATA 0 event->hw.event_base 0-u64max
HOST_DATA 0 event->hw.event_base_rdpmc s32min-s32max
HOST_DATA 0 event->hw.extra_reg.alloc s32min-s32max
HOST_DATA 0 event->hw.extra_reg.config 0-u64max
HOST_DATA 0 event->hw.extra_reg.idx s32min-s32max
HOST_DATA 0 event->hw.extra_reg.reg 0-u32max
HOST_DATA 0 event->hw.flags s32min-s32max
HOST_DATA 0 event->hw.hrtimer._softexpires s64min-s64max
HOST_DATA 0 event->hw.hrtimer.is_hard 0-1
HOST_DATA 0 event->hw.hrtimer.is_lazy 0-1
HOST_DATA 0 event->hw.hrtimer.is_queued 0-1
HOST_DATA 0 event->hw.hrtimer.is_rel 0-1
HOST_DATA 0 event->hw.hrtimer.is_soft 0-1
HOST_DATA 0 event->hw.hrtimer.node.expires s64min-s64max
HOST_DATA 0 event->hw.hrtimer.node.node.node.__rb_parent_color 1
HOST_DATA 0 event->hw.idx s32min-s32max
HOST_DATA 0 event->hw.info.address 0-u64max
HOST_DATA 0 event->hw.info.len 0-255
HOST_DATA 0 event->hw.info.mask 0-u64max
HOST_DATA 0 event->hw.info.type 0-255
HOST_DATA 0 event->hw.iommu_bank 0-255
HOST_DATA 0 event->hw.iommu_cntr 0-255
HOST_DATA 0 event->hw.last_cpu s32min-s32max
HOST_DATA 0 event->hw.last_period 0-u64max
HOST_DATA 0 event->hw.last_tag 0-u64max
HOST_DATA 0 event->hw.padding 0-u16max
HOST_DATA 0 event->hw.period_left.a.a.counter s64min-s64max
HOST_DATA 0 event->hw.prev_count.a.a.counter s64min-s64max
HOST_DATA 0 event->hw.ptsc 0-u64max
HOST_DATA 0 event->hw.pwr_acc 0-u64max
HOST_DATA 0 event->hw.saved_metric 0-u64max
HOST_DATA 0 event->hw.saved_slots 0-u64max
UNITS 0 event unit_byte
LOCK2 rcu_read

kernel/events/ring_buffer.c perf_aux_output_begin() -> ring_buffer_get()

Type Parameter Key Value
PARAM_VALUE 0 event 1-u64max
BUF_SIZE 0 event s32min-(-1),1-s32max
BUF_SIZE 0 event s32min-(-1),1-s32max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 event->hw.aux_config 0-u64max
HOST_DATA 0 event->hw.aux_paused 0-u32max
HOST_DATA 0 event->hw.branch_reg.alloc s32min-s32max
HOST_DATA 0 event->hw.branch_reg.config 0-u64max
HOST_DATA 0 event->hw.branch_reg.idx s32min-s32max
HOST_DATA 0 event->hw.branch_reg.reg 0-u32max
HOST_DATA 0 event->hw.conf 0-u64max
HOST_DATA 0 event->hw.conf1 0-u64max
HOST_DATA 0 event->hw.config 0-u64max
HOST_DATA 0 event->hw.config1 0-u64max
HOST_DATA 0 event->hw.config_base 0-u64max
HOST_DATA 0 event->hw.dyn_constraint 0-u64max
HOST_DATA 0 event->hw.event_base 0-u64max
HOST_DATA 0 event->hw.event_base_rdpmc s32min-s32max
HOST_DATA 0 event->hw.extra_reg.alloc s32min-s32max
HOST_DATA 0 event->hw.extra_reg.config 0-u64max
HOST_DATA 0 event->hw.extra_reg.idx s32min-s32max
HOST_DATA 0 event->hw.extra_reg.reg 0-u32max
HOST_DATA 0 event->hw.flags s32min-s32max
HOST_DATA 0 event->hw.hrtimer._softexpires s64min-s64max
HOST_DATA 0 event->hw.hrtimer.is_hard 0-1
HOST_DATA 0 event->hw.hrtimer.is_lazy 0-1
HOST_DATA 0 event->hw.hrtimer.is_queued 0
HOST_DATA 0 event->hw.hrtimer.is_rel 0-1
HOST_DATA 0 event->hw.hrtimer.is_soft 0-1
HOST_DATA 0 event->hw.hrtimer.node.expires s64min-s64max
HOST_DATA 0 event->hw.hrtimer.node.node.node.__rb_parent_color 1
HOST_DATA 0 event->hw.idx s32min-s32max
HOST_DATA 0 event->hw.info.address 0-u64max
HOST_DATA 0 event->hw.info.len 0-255
HOST_DATA 0 event->hw.info.mask 0-u64max
HOST_DATA 0 event->hw.info.type 0-255
HOST_DATA 0 event->hw.iommu_bank 0-255
HOST_DATA 0 event->hw.iommu_cntr 0-255
HOST_DATA 0 event->hw.last_cpu s32min-s32max
HOST_DATA 0 event->hw.last_period 0-u64max
HOST_DATA 0 event->hw.last_tag 0-u64max
HOST_DATA 0 event->hw.padding 0-u16max
HOST_DATA 0 event->hw.period_left.a.a.counter s64min-s64max
HOST_DATA 0 event->hw.prev_count.a.a.counter s64min-s64max
HOST_DATA 0 event->hw.ptsc 0-u64max
HOST_DATA 0 event->hw.pwr_acc 0-u64max
HOST_DATA 0 event->hw.saved_metric 0-u64max
HOST_DATA 0 event->hw.saved_slots 0-u64max
USER_DATA 0 event->attr.bp_addr 0-u64max[c]
USER_DATA 0 event->attr.bp_len 0-u64max
USER_DATA 0 event->attr.bp_type 2-4[c]
USER_DATA 0 event->attr.disabled 0[c]
USER_DATA 0 event->attr.sig_data 0-u64max
USER_DATA 0 event->hw.info.address 0-s32max[c]
USER_DATA 0 event->hw.info.mask 2,4-6,u64max[u]
USER_DATA 0 event->pending_addr 1-u64max[c]
UNITS 0 event unit_byte
HALF_LOCKED2 &hisi_ptt->pmu_lock