Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

kernel/trace/ring_buffer.c ring_buffer_consume() -> rb_reader_unlock()

Type Parameter Key Value
PARAM_VALUE 0 cpu_buffer 4096-ptr_max
PARAM_VALUE 0 *cpu_buffer->ring_meta->buffers s32min-s32max
DATA_SOURCE 1 locked r rb_reader_lock
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 flags
HALF_LOCKED2 flags
HALF_LOCKED2 0 &cpu_buffer->reader_lock

kernel/trace/ring_buffer.c ring_buffer_empty() -> rb_reader_unlock()

Type Parameter Key Value
PARAM_VALUE 0 cpu_buffer 4096-ptr_max
DATA_SOURCE 1 locked r rb_reader_lock
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 flags
HALF_LOCKED2 _T->lock
HALF_LOCKED2 0 &cpu_buffer->reader_lock

kernel/trace/ring_buffer.c ring_buffer_empty_cpu() -> rb_reader_unlock()

Type Parameter Key Value
PARAM_VALUE 0 cpu_buffer 4096-ptr_max
DATA_SOURCE 1 locked r rb_reader_lock
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 flags
HALF_LOCKED2 0 &cpu_buffer->reader_lock

kernel/trace/ring_buffer.c ring_buffer_peek() -> rb_reader_unlock()

Type Parameter Key Value
PARAM_VALUE 0 cpu_buffer 4096-ptr_max
PARAM_VALUE 0 *cpu_buffer->ring_meta->buffers s32min-s32max
DATA_SOURCE 1 locked r rb_reader_lock
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 flags
HALF_LOCKED2 0 &cpu_buffer->reader_lock