From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <stephen@networkplumber.org>
Subject: Re: [PATCH v2 1/4] ethdev: modify callback process API
Date: Thu, 15 Jun 2017 08:43:00 -0700
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References: <1495191794-9112-1-git-send-email-bernard.iremonger@intel.com>
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To: Bernard Iremonger <bernard.iremonger@intel.com>
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On Mon, 12 Jun 2017 16:18:08 +0100
Bernard Iremonger <bernard.iremonger@intel.com> wrote:

> From: "Bernard.Iremonger" <Bernard.iremonger@intel.com>
> 
> Change the rte_eth_dev_callback_process function to return int,
> and add a void *ret_param parameter.

What is the motivation for this? What is return value used for?