Re: [PATCH Resend] trace: Replace hardcoding of 19 with MAX_NICE.

[Steven Rostedt]

On Mon, 24 Feb 2014 22:12:01 +0800
Dongsheng Yang <yangds.fnst@xxxxxxxxxxxxxx> wrote:

> Signed-off-by: Dongsheng Yang <yangds.fnst@xxxxxxxxxxxxxx>
> cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
> cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
> cc: Ingo Molnar <mingo@xxxxxxxxxx>
> cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>

Peter,

If you want to take this, you can add my Acked-by.

-- Steve

> ---
>  kernel/trace/ring_buffer_benchmark.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/kernel/trace/ring_buffer_benchmark.c b/kernel/trace/ring_buffer_benchmark.c
> index a5457d5..0434ff1 100644
> --- a/kernel/trace/ring_buffer_benchmark.c
> +++ b/kernel/trace/ring_buffer_benchmark.c
> @@ -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);

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