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From: Thomas Monjalon <thomas@monjalon.net>
To: Finn Christensen <fc@napatech.com>
Cc: dev@dpdk.org, Yuanhan Liu <yliu@fridaylinux.org>,
 Adrien Mazarguil <adrien.mazarguil@6wind.com>,
 Ciara Loftus <ciara.loftus@intel.com>, Kevin Traynor <ktraynor@redhat.com>,
 "stephen@networkplumber.org" <stephen@networkplumber.org>,
 "ferruh.yigit@intel.com" <ferruh.yigit@intel.com>
Date: Fri, 05 Jan 2018 13:01:36 +0100
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Subject: Re: [dpdk-dev] standardize device identification
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05/01/2018 12:09, Finn Christensen:
> From: Thomas Monjalon
>     Which property can help to distinguish Napatech ports?
>     Can you use class=eth,dev_port=X ?
>     The dev_port property will use /sys/class/net/DEV/dev_port on Linux. Is it
>     OK for you?
> 
> Actually, what we were thinking of was using the mac property in the class
> category to distinguish our ports.
> For instance:
> -w bus=pci,id=0000:01:00.0/class=eth,mac=00:11:22:33:44:55
> or simply:
> -w class=eth,mac=00:11:22:33:44:55

The problem with the mac property is that it cannot be used for
white/blacklisting in DPDK because the MAC is not known before
port initialization.

> We will not be able to support the dev_port property, that will not work for us.
> At least not for now.