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Defined in 2 files as a function:

Referenced in 1 files:

Smatch caller information:

kernel/events/core.c event_function_call() -> event_function_call param 1()

Type Parameter Key Value
PARAM_VALUE 0 event 4096-ptr_max
PARAM_VALUE 0 event->ctx 4096-ptr_max
PARAM_VALUE 0 event->ctx->lock.dep_map->name 0-255
PARAM_VALUE 0 event->ctx->lock.owner_cpu 0
PARAM_VALUE 0 event->ctx->lock.raw_lock.val.counter 0-s32max
PARAM_VALUE 1 cpuctx 0
PARAM_VALUE 2 ctx 4096-ptr_max
PARAM_VALUE 2 ctx->is_active 0
PARAM_VALUE 2 ctx->lock.dep_map->name 0-255
PARAM_VALUE 2 ctx->lock.owner_cpu 0
PARAM_VALUE 2 ctx->lock.raw_lock.val.counter 0-s32max
PARAM_VALUE 2 ctx->task 1-18446744073709551614
BUF_SIZE 0 event s32min-(-1),1-s32max
BUF_SIZE 0 event s32min-(-1),1-s32max
BUF_SIZE 3 info (-1),8
BUF_SIZE 3 info (-1),8
CAPPED_DATA 0 event 1
CAPPED_DATA 0 event->ctx 1
DATA_SOURCE 0 event $0
DATA_SOURCE 3 info $2
NOSPEC 0 event->attr.bp_type
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 0 event->group_leader->hw->addr_filters_gen 0-u64max
HOST_DATA 0 event->group_leader->hw->freq_count_stamp 0-u64max
HOST_DATA 0 event->group_leader->hw->freq_time_stamp 0-u64max
HOST_DATA 0 event->group_leader->hw->interrupts 0-u64max
HOST_DATA 0 event->group_leader->hw->interrupts_seq 0-u64max
HOST_DATA 0 event->group_leader->hw->sample_period 0-u64max
HOST_DATA 0 event->group_leader->hw->state s32min-s32max
HOST_DATA 0 event->group_leader->hw.aux_config 0-u64max
HOST_DATA 0 event->group_leader->hw.aux_paused 0-u32max
HOST_DATA 0 event->group_leader->hw.branch_reg.alloc s32min-s32max
HOST_DATA 0 event->group_leader->hw.branch_reg.config 0-u64max
HOST_DATA 0 event->group_leader->hw.branch_reg.idx s32min-s32max
HOST_DATA 0 event->group_leader->hw.branch_reg.reg 0-u32max
HOST_DATA 0 event->group_leader->hw.conf 0-u64max
HOST_DATA 0 event->group_leader->hw.conf1 0-u64max
HOST_DATA 0 event->group_leader->hw.config 0-u64max
HOST_DATA 0 event->group_leader->hw.config1 0-u64max
HOST_DATA 0 event->group_leader->hw.config_base 0-u64max
HOST_DATA 0 event->group_leader->hw.dyn_constraint 0-u64max
HOST_DATA 0 event->group_leader->hw.event_base 0-u64max
HOST_DATA 0 event->group_leader->hw.event_base_rdpmc s32min-s32max
HOST_DATA 0 event->group_leader->hw.extra_reg.alloc s32min-s32max
HOST_DATA 0 event->group_leader->hw.extra_reg.config 0-u64max
HOST_DATA 0 event->group_leader->hw.extra_reg.idx s32min-s32max
HOST_DATA 0 event->group_leader->hw.extra_reg.reg 0-u32max
HOST_DATA 0 event->group_leader->hw.flags s32min-s32max
HOST_DATA 0 event->group_leader->hw.hrtimer._softexpires s64min-s64max
HOST_DATA 0 event->group_leader->hw.hrtimer.is_hard 0-1
HOST_DATA 0 event->group_leader->hw.hrtimer.is_lazy 0-1
HOST_DATA 0 event->group_leader->hw.hrtimer.is_queued 0-1
HOST_DATA 0 event->group_leader->hw.hrtimer.is_rel 0-1
HOST_DATA 0 event->group_leader->hw.hrtimer.is_soft 0-1
HOST_DATA 0 event->group_leader->hw.hrtimer.node.expires s64min-s64max
HOST_DATA 0 event->group_leader->hw.hrtimer.node.node.node.__rb_parent_color 0-u64max
HOST_DATA 0 event->group_leader->hw.idx s32min-s32max
HOST_DATA 0 event->group_leader->hw.info.address 0-u64max
HOST_DATA 0 event->group_leader->hw.info.len 0-255
HOST_DATA 0 event->group_leader->hw.info.mask 0-u64max
HOST_DATA 0 event->group_leader->hw.info.type 0-255
HOST_DATA 0 event->group_leader->hw.iommu_bank 0-255
HOST_DATA 0 event->group_leader->hw.iommu_cntr 0-255
HOST_DATA 0 event->group_leader->hw.last_cpu s32min-s32max
HOST_DATA 0 event->group_leader->hw.last_period 0-u64max
HOST_DATA 0 event->group_leader->hw.last_tag 0-u64max
HOST_DATA 0 event->group_leader->hw.padding 0-u16max
HOST_DATA 0 event->group_leader->hw.period_left.a.a.counter s64min-s64max
HOST_DATA 0 event->group_leader->hw.prev_count.a.a.counter s64min-s64max
HOST_DATA 0 event->group_leader->hw.ptsc 0-u64max
HOST_DATA 0 event->group_leader->hw.pwr_acc 0-u64max
HOST_DATA 0 event->group_leader->hw.saved_metric 0-u64max
HOST_DATA 0 event->group_leader->hw.saved_slots 0-u64max
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-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 0-1
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
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
USER_DATA 0 event->hw.info.address 0-s32max[c]
USER_DATA 0 event->hw.info.mask 2,4-6,u64max[u]
UNITS 0 event unit_byte
UNITS 2 ctx unit_byte
LOCK2 &cpuctx->ctx.lock
LOCK2 irq
LOCK2 2 &ctx->lock
HALF_LOCKED2 0 &event->child_mutex
TYPE_LOCK (struct perf_event_context)->lock

kernel/events/core.c event_function_local() -> event_function_local param 1()

Type Parameter Key Value
PARAM_VALUE 0 event 4096-ptr_max
PARAM_VALUE 0 event->ctx 4096-ptr_max
PARAM_VALUE 1 cpuctx 4096-ptr_max
PARAM_VALUE 1 cpuctx->ctx.lock.dep_map->name 0-255
PARAM_VALUE 1 cpuctx->ctx.lock.owner_cpu 0
PARAM_VALUE 1 cpuctx->ctx.lock.raw_lock.val.counter 0-s32max
PARAM_VALUE 2 ctx 4096-ptr_max
PARAM_VALUE 2 ctx->task 0-18446744073709551614
PARAM_VALUE 3 info 0
CAPPED_DATA 2 ctx 1
DATA_SOURCE 0 event $0
DATA_SOURCE 3 info $2
NOCHECK_CALL
UNITS 2 ctx unit_byte
LOCK2 1 &cpuctx->ctx.lock
TYPE_LOCK (struct perf_event_context)->lock

kernel/events/core.c event_function() -> (struct event_function_struct)->func()

Type Parameter Key Value
PARAM_VALUE 0 event 4096-ptr_max
PARAM_VALUE 0 event->ctx 4096-ptr_max
PARAM_VALUE 1 cpuctx 4096-ptr_max
PARAM_VALUE 1 cpuctx->ctx.lock.dep_map->name 0-255
PARAM_VALUE 1 cpuctx->ctx.lock.owner_cpu 0
PARAM_VALUE 1 cpuctx->ctx.lock.raw_lock.val.counter 0-s32max
PARAM_VALUE 1 cpuctx->task_ctx->lock.dep_map->name 0-255
PARAM_VALUE 1 cpuctx->task_ctx->lock.owner_cpu 0
PARAM_VALUE 1 cpuctx->task_ctx->lock.raw_lock.val.counter 0-s32max
PARAM_VALUE 2 ctx 4096-ptr_max
BUF_SIZE 3 info 8
CAPPED_DATA 2 ctx 1
CAPPED_DATA 2 ctx->task 1
CONTAINER 0 *(-8+0) $(-1)
CONTAINER 3 *(-8+16) $(-1)
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 1 &cpuctx->ctx.lock
HALF_LOCKED2 flags
TYPE_LOCK (struct perf_event_context)->lock