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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

kernel/events/core.c perf_cgroup_switch() -> perf_ctx_enable()

Type Parameter Key Value
PARAM_VALUE 0 ctx 4096-ptr_max
PARAM_VALUE 1 event_type 32
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 irq

kernel/events/core.c perf_event_context_sched_in() -> perf_ctx_enable()

Type Parameter Key Value
PARAM_VALUE 0 ctx 4096-ptr_max
PARAM_VALUE 0 ctx->lock.dep_map->name 0-255
PARAM_VALUE 0 ctx->lock.owner_cpu 0
PARAM_VALUE 0 ctx->lock.raw_lock.val.counter 0-s32max
PARAM_VALUE 1 event_type 0
CAPPED_DATA 0 ctx 1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 0 ctx unit_byte
LOCK2 &cpuctx->ctx.lock
LOCK2 rcu_read
LOCK2 0 &ctx->lock
HALF_LOCKED2 irq
TYPE_LOCK (struct perf_event_context)->lock

kernel/events/core.c perf_event_context_sched_in() -> perf_ctx_enable()

Type Parameter Key Value
PARAM_VALUE 0 ctx 4096-ptr_max
PARAM_VALUE 0 ctx->lock.raw_lock.val.counter 0-s32max
PARAM_VALUE 1 event_type 0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &cpuctx->ctx.lock
LOCK2 &ctx->lock
LOCK2 rcu_read
HALF_LOCKED2 irq
TYPE_LOCK (struct perf_event_context)->lock

kernel/events/core.c perf_event_context_sched_in() -> perf_ctx_enable()

Type Parameter Key Value
PARAM_VALUE 0 ctx 4096-ptr_max
PARAM_VALUE 0 ctx->lock.dep_map->name 0-255
PARAM_VALUE 0 ctx->lock.owner_cpu 0
PARAM_VALUE 0 ctx->lock.raw_lock.val.counter 0-s32max
PARAM_VALUE 0 ctx->nr_events s32min-(-1),1-s32max
PARAM_VALUE 1 event_type 0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 0 ctx unit_byte
LOCK2 &cpuctx->ctx.lock
LOCK2 rcu_read
LOCK2 0 &ctx->lock
HALF_LOCKED2 irq
TYPE_LOCK (struct perf_event_context)->lock

kernel/events/core.c perf_event_context_sched_out() -> perf_ctx_enable()

Type Parameter Key Value
PARAM_VALUE 0 ctx 4096-ptr_max
PARAM_VALUE 0 ctx->lock.dep_map->name 0-255
PARAM_VALUE 0 ctx->lock.owner_cpu 0
PARAM_VALUE 0 ctx->lock.raw_lock.val.counter 0-s32max
PARAM_VALUE 0 ctx->pin_count 0
PARAM_VALUE 0 ctx->task 4096-ptr_max
PARAM_VALUE 0 ctx->task->perf_event_ctxp 4096-ptr_max
PARAM_VALUE 0 ctx->task->sched_info.last_queued 0
PARAM_VALUE 0 ctx->task->sched_info.max_run_delay 1-u64max
PARAM_VALUE 0 ctx->task->sched_info.max_run_delay_ts.tv_nsec 0-999999999
PARAM_VALUE 0 ctx->task->sched_info.min_run_delay 1-u64max
PARAM_VALUE 1 event_type 0
CAPPED_DATA 0 ctx 1
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &next_ctx->lock
LOCK2 irq
LOCK2 rcu_read
LOCK2 0 &ctx->lock
TYPE_LOCK (struct perf_event_context)->lock

kernel/events/core.c perf_event_context_sched_out() -> perf_ctx_enable()

Type Parameter Key Value
PARAM_VALUE 0 ctx 4096-ptr_max
PARAM_VALUE 0 ctx->lock.dep_map->name 0-255
PARAM_VALUE 0 ctx->lock.owner_cpu 0
PARAM_VALUE 0 ctx->lock.raw_lock.val.counter 0-s32max
PARAM_VALUE 1 event_type 0
CAPPED_DATA 0 ctx 1
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 irq
LOCK2 0 &ctx->lock

kernel/events/core.c perf_load_guest_context() -> perf_ctx_enable()

Type Parameter Key Value
PARAM_VALUE 0 ctx 4096-ptr_max
PARAM_VALUE 1 event_type 64
PREEMPT_ADD
NOCHECK_CALL
LOCK2 &vcpu->mutex
LOCK2 irq
TYPE_LOCK (struct kvm_vcpu)->mutex

kernel/events/core.c perf_load_guest_context() -> perf_ctx_enable()

Type Parameter Key Value
PARAM_VALUE 0 ctx 4096-ptr_max
PARAM_VALUE 1 event_type 64
CAPPED_DATA 0 ctx 1
PREEMPT_ADD
NOCHECK_CALL
UNITS 0 ctx unit_byte
LOCK2 &vcpu->mutex
LOCK2 irq
TYPE_LOCK (struct kvm_vcpu)->mutex

kernel/events/core.c perf_put_guest_context() -> perf_ctx_enable()

Type Parameter Key Value
PARAM_VALUE 0 ctx 4096-ptr_max
PARAM_VALUE 1 event_type 64
PREEMPT_ADD
NOCHECK_CALL
UNITS 0 ctx unit_byte
LOCK2 &vcpu->mutex
LOCK2 irq
TYPE_LOCK (struct kvm_vcpu)->mutex

kernel/events/core.c perf_put_guest_context() -> perf_ctx_enable()

Type Parameter Key Value
PARAM_VALUE 0 ctx 4096-ptr_max
PARAM_VALUE 1 event_type 64
PREEMPT_ADD
NOCHECK_CALL
LOCK2 &vcpu->mutex
LOCK2 irq
TYPE_LOCK (struct kvm_vcpu)->mutex