ring-buffer-benchmark: Fix the wrong param in module_param
authorWang Long <long.wanglong@huawei.com>
Wed, 10 Jun 2015 08:11:13 +0000 (08:11 +0000)
committerSteven Rostedt <rostedt@goodmis.org>
Wed, 10 Jun 2015 19:44:35 +0000 (15:44 -0400)
The {producer|consumer}_{nice|fifo} parameters are integer
type, we should use 'int' as the second param in module_param.

For example(consumer_fifo):
the default value of consumer_fifo is -1.
   Without this patch:
        # cat /sys/module/ring_buffer_benchmark/parameters/consumer_fifo
        4294967295
   With this patch:
# cat /sys/module/ring_buffer_benchmark/parameters/consumer_fifo
-1

Link: http://lkml.kernel.org/r/1433923873-67712-1-git-send-email-long.wanglong@huawei.com
Signed-off-by: Wang Long <long.wanglong@huawei.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
kernel/trace/ring_buffer_benchmark.c

index 13d945c0d03f2bda5802971484b21bbe9f65301f..cdff7d3df9027e35f178f3a64f17c785144d4475 100644 (file)
@@ -46,16 +46,16 @@ static int consumer_nice = MAX_NICE;
 static int producer_fifo = -1;
 static int consumer_fifo = -1;
 
-module_param(producer_nice, uint, 0644);
+module_param(producer_nice, int, 0644);
 MODULE_PARM_DESC(producer_nice, "nice prio for producer");
 
-module_param(consumer_nice, uint, 0644);
+module_param(consumer_nice, int, 0644);
 MODULE_PARM_DESC(consumer_nice, "nice prio for consumer");
 
-module_param(producer_fifo, uint, 0644);
+module_param(producer_fifo, int, 0644);
 MODULE_PARM_DESC(producer_fifo, "fifo prio for producer");
 
-module_param(consumer_fifo, uint, 0644);
+module_param(consumer_fifo, int, 0644);
 MODULE_PARM_DESC(consumer_fifo, "fifo prio for consumer");
 
 static int read_events;