[dpdk-dev] [PATCH v2] app/pdump: add exit_with_primary option support.

[Burakov, Anatoly]

On 28-Apr-19 5:58 AM, Suanming.Mou wrote:
> When primary app exits, the residual running pdump will stop
> the primary app to restart. Add an exit_with_primary option
> to make pdump exit with primary.
> 
> Suggested-by: Varghese, Vipin <vipin.varghese at intel.com>
> Suggested-by: Burakov, Anatoly <anatoly.burakov at intel.com>
> Signed-off-by: Suanming.Mou <mousuanming at huawei.com>
> ---
>   app/pdump/main.c | 26 ++++++++++++++++++++++++++
>   1 file changed, 26 insertions(+)
> 
> diff --git a/app/pdump/main.c b/app/pdump/main.c
> index 3d20854..3909f15 100644
> --- a/app/pdump/main.c
> +++ b/app/pdump/main.c
> @@ -26,11 +26,14 @@
>   #include <rte_ring.h>
>   #include <rte_string_fns.h>
>   #include <rte_pdump.h>
> +#include <rte_alarm.h>
>   
>   #define CMD_LINE_OPT_PDUMP "pdump"
>   #define CMD_LINE_OPT_PDUMP_NUM 256
>   #define CMD_LINE_OPT_MULTI "multi"
>   #define CMD_LINE_OPT_MULTI_NUM 257
> +#define CMD_LINE_OPT_EXIT_WP "exit_with_primary"
> +#define CMD_LINE_OPT_EXIT_WP_NUM 258

Unrelated to this patch, but seems very flaky and prone to error. How 
about replacing this stuff with enum-based automatic value assignment, 
like in lib/librte_eal/common/eal_options.h ?

>   #define PDUMP_PORT_ARG "port"
>   #define PDUMP_PCI_ARG "device_id"
>   #define PDUMP_QUEUE_ARG "queue"
> @@ -65,6 +68,7 @@
>   #define SIZE 256
>   #define BURST_SIZE 32
>   #define NUM_VDEVS 2
> +#define MONITOR_INTERVEL (500 * 1000)

I believe it should be INTERVAL

>   
>   /* true if x is a power of 2 */
>   #define POWEROF2(x) ((((x)-1) & (x)) == 0)
> @@ -143,12 +147,14 @@ struct parse_val {
>   static struct rte_eth_conf port_conf_default;
>   static volatile uint8_t quit_signal;
>   static uint8_t multiple_core_capture;
> +static uint8_t exit_with_primary;
>   

<snip>

>   
> @@ -403,6 +410,9 @@ struct parse_val {
>   		case CMD_LINE_OPT_MULTI_NUM:
>   			multiple_core_capture = 1;
>   			break;
> +		case CMD_LINE_OPT_EXIT_WP_NUM:
> +			exit_with_primary = 1;
> +			break;

Any particular reason why it is not made the default?

-- 
Thanks,
Anatoly