[dpdk-dev] [PATCH v3 4/4] app/proc_info: call eal cleanup before exit

Varghese, Vipin vipin.varghese at intel.com
Mon Jan 29 16:09:45 CET 2018



> -----Original Message-----
> From: Van Haaren, Harry
> Sent: Monday, January 29, 2018 5:38 PM
> To: dev at dpdk.org
> Cc: Van Haaren, Harry <harry.van.haaren at intel.com>; thomas at monjalon.net;
> Varghese, Vipin <vipin.varghese at intel.com>
> Subject: [PATCH v3 4/4] app/proc_info: call eal cleanup before exit
> 
> This patch adds a call to the newly introduced cleanup() function just before
> quitting the app.
> 
> Adding this function call before quitting from a secondary processes is
> important, as otherwise it will leak hugepage memory. For a secondary process
> that is run multiple times, this could cause hugepage memory to become
> depleted and stop a secondary process from starting.
> 
> Signed-off-by: Harry van Haaren <harry.van.haaren at intel.com>
> 
> ---
> 
> v3:
> - Rework to use cleanup() function name (Thomas)
> 
> Cc: thomas at monjalon.net
> Cc: vipin.varghese at intel.com
> ---
>  app/proc_info/main.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/app/proc_info/main.c b/app/proc_info/main.c index
> 94d53f5..2f53e3c 100644
> --- a/app/proc_info/main.c
> +++ b/app/proc_info/main.c
> @@ -660,5 +660,9 @@ main(int argc, char **argv)
>  	if (enable_metrics)
>  		metrics_display(RTE_METRICS_GLOBAL);
> 
> +	ret = rte_eal_cleanup();
> +	if (ret)
> +		printf("Error from rte_eal_cleanup(), %d\n", ret);
> +
>  	return 0;
>  }
> --
> 2.7.4

Acked-by: Vipin Varghese <vipin.varghese at intel.com>


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