On Tue, 18 Jun 2019, Kurt Kanzenbach wrote:
> The current usage doesn't show the available options:
>
> $ sudo ./cyclicdeadline -h
> usage: cyclicdeadline
>
> So, add the options to the help text to see what can be configured.
>
> Signed-off-by: Kurt Kanzenbach <kurt@xxxxxxxxxxxxx>
> ---
> src/sched_deadline/cyclicdeadline.c | 12 ++++++++++--
> 1 file changed, 10 insertions(+), 2 deletions(-)
>
> diff --git a/src/sched_deadline/cyclicdeadline.c b/src/sched_deadline/cyclicdeadline.c
> index 17786db45612..7cffe826b944 100644
> --- a/src/sched_deadline/cyclicdeadline.c
> +++ b/src/sched_deadline/cyclicdeadline.c
> @@ -631,8 +631,16 @@ static void usage(char **argv)
> p--;
> p++;
>
> - printf("usage: %s\n"
> - "\n",p);
> + printf("usage: %s [options]\n"
> + " -h - Show this help menu\n"
> + " -a - Use all CPUs\n"
> + " -c cpulist - Comma/hyphen separated list of CPUs to run deadline tasks on\n"
> + " -i interval(us) - The shortest deadline for the tasks (default 1000us)\n"
> + " -s step(us) - The amount to increase the deadline for each task (default 500us)\n"
> + " -t threads - The number of threads to run as deadline (default 1)\n"
> + " -D time - Specify a length for the test run\n"
> + " Append 'm', 'h', or 'd' to specify minutes, hours or days\n"
> + "\n", p);
> exit(-1);
> }
>
> --
> 2.11.0
>
>
Signed-off-by: John Kacur <jkacur@xxxxxxxxxx>
