[dpdk-dev] [PATCH] examples/l3fwd-power: fix ctrl+c issue

[Burakov, Anatoly]

On 29-Oct-21 3:05 PM, Harneet Singh wrote:
> Currently, EAL init cannot be interrupted with SIGINT because the
> signal  handler is already overridden by the time EAL init happens.
> 
> Fix it by moving signal handler installation to after EAL
> initialization, to allow SIGNIT to interrupt EAL initialization.
> 
> Fixes: d7937e2e3d12 ("power: initial import")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Harneet Singh <harneet.singh at intel.com>
> 
> diff --git a/examples/l3fwd-power/main.c b/examples/l3fwd-power/main.c
> index 21c79567b1..002ba011c3 100644
> --- a/examples/l3fwd-power/main.c
> +++ b/examples/l3fwd-power/main.c
> @@ -2532,9 +2532,6 @@ main(int argc, char **argv)
>   	uint16_t portid;
>   	const char *ptr_strings[NUM_TELSTATS];
>   
> -	/* catch SIGINT and restore cpufreq governor to ondemand */
> -	signal(SIGINT, signal_exit_now);
> -
>   	/* init EAL */
>   	ret = rte_eal_init(argc, argv);
>   	if (ret < 0)
> @@ -2542,6 +2539,9 @@ main(int argc, char **argv)
>   	argc -= ret;
>   	argv += ret;
>   
> +	/* catch SIGINT and restore cpufreq governor to ondemand */
> +	signal(SIGINT, signal_exit_now);
> +
>   	/* init RTE timer library to be used late */
>   	rte_timer_subsystem_init();
>   
> 

Acked-by: Anatoly Burakov <anatoly.burakov at intel.com>

-- 
Thanks,
Anatoly