From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Monjalon <thomas@monjalon.net>
Subject: Re: [PATCH 1/8] net/qede: fix to disable per-VF Tx
	switching feature
Date: Wed, 08 Nov 2017 02:44:40 +0100
Message-ID: <6189711.sNO2pZEAvp@xps>
References: <1510043665-8160-1-git-send-email-rasesh.mody@cavium.com>
 <3022250.CEjPREgbVS@xps> <D6279DFE.172794%Harish.Patil@cavium.com>
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Cc: "ferruh.yigit@intel.com" <ferruh.yigit@intel.com>, dev@dpdk.org,
 Dept-Eng DPDK Dev <Dept-EngDPDKDev@cavium.com>, "Mody,
 Rasesh" <Rasesh.Mody@cavium.com>
To: "Patil, Harish" <Harish.Patil@cavium.com>
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08/11/2017 02:34, Patil, Harish:
> >> --- a/config/common_base
> >> +++ b/config/common_base
> >> +CONFIG_RTE_LIBRTE_QEDE_VF_TX_SWITCH=n
> >
> >We should remove all compile-time options because they cannot be used
> >when DPDK is pre-packaged.
> >That's why the rule is "NO NEW COMPILE TIME OPTION".
> >
> >After discussion with Ferruh, this patch is accepted as a hotfix.
> >But this option is expected to be removed quickly.
> >I've sent a patch to remove this option in 18.02:
> >	http://dpdk.org/ml/archives/dev/2017-November/081488.html
> >It gives you some time to supersede my patch by introducing a
> >run-time driver option.
> >
> >Thanks
> 
> Hi Thomas,
> Sure, thanks, we will address before 18.02-rc1.
> Do you have any example on how to add a run-time driver option?
> Does it mean to introduce some change in ethdev?

It is done by parsing devargs with rte_kvargs.
Examples:
	http://dpdk.org/commit/447e0d379
	http://dpdk.org/commit/001a520e4
	http://dpdk.org/commit/7958b1310