trace: Replace hardcoding of 19 with MAX_NICE
trace: Replace hardcoding of 19 with MAX_NICE

Use MAX_NICE instead of the value 19 for ring_buffer_benchmark.

Signed-off-by: Dongsheng Yang <1b957dfff8d0f16ed124fab3c79d8c1232c34692@cn.fujitsu.com>
Signed-off-by: Peter Zijlstra <3fddac958924aef220f202ca567388ddab3f14a8@infradead.org>
Acked-by: Steven Rostedt <43232e92d70cc7aa53504ad0397085ee47bad87f@goodmis.org>
Cc: Frederic Weisbecker <e8a1bf9163cb25e93cfd6540f223b3872ea7ee55@gmail.com>
Link: http://lkml.kernel.org/r/1393251121-25534-1-git-send-email-1b957dfff8d0f16ed124fab3c79d8c1232c34692@cn.fujitsu.com
Signed-off-by: Ingo Molnar <9dbbbf0688fedc85ad4da37637f1a64b8c718ee2@kernel.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs