Symbol: RB_BUFFER_OFF
kernel/trace/ring_buffer.c
4961
new_rd = rd | RB_BUFFER_OFF;
kernel/trace/ring_buffer.c
4984
new_rd = rd & ~RB_BUFFER_OFF;
kernel/trace/ring_buffer.c
5013
return !(atomic_read(&buffer->record_disabled) & RB_BUFFER_OFF);