[PATCH v1] commands: Add dhrystone

Jan Lübbe jlu at pengutronix.de
Mon Jul 27 03:32:48 PDT 2015


On Fr, 2015-07-24 at 13:41 +0200, Daniel Schultz wrote:
> At the end of the do_dhrystone function:
> 
>      if (user_time < TOO_SMALL_TIME) {
>          number_of_runs = number_of_runs * 10;
>          new_argv[0] = argv[0];
>          sprintf(tmp_str, "%i", number_of_runs);
>          new_argv[1] = tmp_str;
>          printf("Measured time too small to obtain meaningful results\n");
>          printf("or a timer wrap happend. I will increase the number\n");
>          printf("of runs by *10 to %d\n", number_of_runs);
>          printf("user_time: %llu ns\n", user_time);
>          do_dhrystone(2, new_argv);
>          ...
> 
> I'm sure there is a better solution.

Why not just loop for a few seconds?

Regards,
Jan
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