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Commit 2b3942e4 authored by Dongsheng Yang's avatar Dongsheng Yang Committed by Ingo Molnar
Browse files

trace: Replace hardcoding of 19 with MAX_NICE 



Use MAX_NICE instead of the value 19 for ring_buffer_benchmark.

Signed-off-by: default avatarDongsheng Yang <yangds.fnst@cn.fujitsu.com>
Signed-off-by: default avatarPeter Zijlstra <peterz@infradead.org>
Acked-by: default avatarSteven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Link: http://lkml.kernel.org/r/1393251121-25534-1-git-send-email-yangds.fnst@cn.fujitsu.com


Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent 37e117c0

kernel/trace/ring_buffer_benchmark.c

+3 −3
Original line number Diff line number Diff line
@@ -40,8 +40,8 @@ static int write_iteration = 50; 
module_param(write_iteration, uint, 0644);

MODULE_PARM_DESC(write_iteration, "# of writes between timestamp readings");



static int producer_nice = 19;

static int consumer_nice = 19;

static int producer_nice = MAX_NICE;

static int consumer_nice = MAX_NICE;



static int producer_fifo = -1;

static int consumer_fifo = -1;
@@ -308,7 +308,7 @@ static void ring_buffer_producer(void) 


	/* Let the user know that the test is running at low priority */

	if (producer_fifo < 0 && consumer_fifo < 0 &&

	    producer_nice == 19 && consumer_nice == 19)

	    producer_nice == MAX_NICE && consumer_nice == MAX_NICE)

		trace_printk("WARNING!!! This test is running at lowest priority.\n");



	trace_printk("Time:     %lld (usecs)\n", time);