[dpdk-dev] [PATCH v7] app/pdump: add pudmp exits with primary support

[Burakov, Anatoly]

On 02-May-19 1:35 PM, Suanming.Mou wrote:
> When primary app exits, the residual running pdump will stop the
> primary app to restart. Add pdump exits with primary support.
> 
> Signed-off-by: Suanming.Mou <mousuanming at huawei.com>
> ---

<...>

> +	if (rte_eal_primary_proc_alive(NULL)) {
> +		rte_eal_alarm_set(MONITOR_INTERVAL, monitor_primary, NULL);
> +		return;
> +	}
> +
> +	printf("Exiting dump while primary is not alive...\n");

May i suggest rewording:

Primary process is no longer active, exiting

I think the above would be clearer.

Otherwise,

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

> +	quit_signal = 1;
> +}
> +
> +static void
>   print_pdump_stats(void)
>   {

<snip>

> +	disable_primary_monitor();
>   	cleanup_pdump_resources();
>   	/* dump debug stats */
>   	print_pdump_stats();
> diff --git a/doc/guides/tools/pdump.rst b/doc/guides/tools/pdump.rst
> index 53cd2b4..62b4a5e 100644
> --- a/doc/guides/tools/pdump.rst
> +++ b/doc/guides/tools/pdump.rst
> @@ -26,6 +26,8 @@ a DPDK secondary process and is capable of enabling packet capture on dpdk ports
>           Once the libpcap development files are installed, the libpcap based PMD
>           can be enabled by setting CONFIG_RTE_LIBRTE_PMD_PCAP=y and recompiling the DPDK.
>   
> +      * The ``dpdk-pdump`` tool runs as a DPDK secondary process. It exits when
> +        the primary application exits.
>   
>   Running the Application
>   -----------------------
> 

Worth adding this to release notes as well?

-- 
Thanks,
Anatoly