ring-buffer benchmark: Run producer/consumer threads at nice +19

[mirror_ubuntu-artful-kernel.git] / kernel / trace / ring_buffer_benchmark.c

diff --git a/kernel/trace/ring_buffer_benchmark.c b/kernel/trace/ring_buffer_benchmark.c
index 70df73e4ff212ffaf4c4a9c92ad7540369c2ff31..3875d49da99059019ccc79e69cdc009c00b6ae8d 100644 (file)
--- a/kernel/trace/ring_buffer_benchmark.c
+++ b/kernel/trace/ring_buffer_benchmark.c
@@ -399,6 +399,12 @@ static int __init ring_buffer_benchmark_init(void)
        if (IS_ERR(producer))
                goto out_kill;
 
+       /*
+        * Run them as low-prio background tasks by default:
+        */
+       set_user_nice(consumer, 19);
+       set_user_nice(producer, 19);
+
        return 0;
 
  out_kill: