kernel/trace/ring_buffer.c

4201  * ring_buffer_overrun_cpu - get the number of overruns caused by the ring
4204  * @cpu: The per CPU buffer to get the number of overruns from
4222  * ring_buffer_commit_overrun_cpu - get the number of overruns caused by
4226  * @cpu: The per CPU buffer to get the number of overruns from
4248  * @cpu: The per CPU buffer to get the number of overruns from
4308  * ring_buffer_overruns - get the number of overruns in buffer
4311  * Returns the total number of overruns in the ring buffer
4317 	unsigned long overruns = 0;
4323 		overruns += local_read(&cpu_buffer->overrun);
4326 	return overruns;
4557 	 * We want to make sure we read the overruns after we set up our