>  /* Detect if we are a primary or a secondary process */
>  enum rte_proc_type_t
>  eal_proc_type_detect(void)
> @@ -181,6 +231,13 @@ eal_parse_args(int argc, char **argv)
>               }
>       }
>  
> +     /* create runtime data directory */
> +     if (internal_conf->no_shconf == 0 &&
> +                     eal_create_runtime_dir() < 0) {
> +             RTE_LOG(ERR, EAL, "Cannot create runtime directory\n");
> +             return -1;
> +     }
> +
>       if (eal_adjust_config(internal_conf) != 0)
>               return -1;

Windows rte_eal_init() forces in-memory operation (internal_conf.in_memory=0)
with a warning message, because runtime directory and shared configuration is
only used for multi-process. Maybe do the same for no_shconf, as it's
essentially the same, but for legacy mode?

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