Merge tag 'trace-v4.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt...

[mirror_ubuntu-bionic-kernel.git] / kernel / trace / trace_hwlat.c

diff --git a/kernel/trace/trace_hwlat.c b/kernel/trace/trace_hwlat.c
index 75fb54a3acb231cdf89079dff5b09469c54f22f5..edfacd954e1bb54a454f9345276d7a91e65fd7da 100644 (file)
--- a/kernel/trace/trace_hwlat.c
+++ b/kernel/trace/trace_hwlat.c
@@ -310,10 +310,7 @@ static void move_to_next_cpu(void)
  * need to ensure nothing else might be running (and thus preempting).
  * Obviously this should never be used in production environments.
  *
- * Currently this runs on which ever CPU it was scheduled on, but most
- * real-world hardware latency situations occur across several CPUs,
- * but we might later generalize this if we find there are any actualy
- * systems with alternate SMI delivery or other hardware latencies.
+ * Executes one loop interaction on each CPU in tracing_cpumask sysfs file.
  */
 static int kthread_fn(void *data)
 {