netdev - Re: [PATCH v2 0/5] net: qrtr: Add distant node support

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Message-ID: <20201109103946.4598e667@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Mon, 9 Nov 2020 10:39:46 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Loic Poulain <loic.poulain@...aro.org>
Cc:     David Miller <davem@...emloft.net>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        cjhuang@...eaurora.org,
        Network Development <netdev@...r.kernel.org>
Subject: Re: [PATCH v2 0/5] net: qrtr: Add distant node support

On Mon, 9 Nov 2020 09:49:24 +0100 Loic Poulain wrote:
> > Looks like patch 1 is a bug fix and patches 2-5 add a new feature.
> > Is that correct?  
> 
> That's correct, though strictly speaking 2-5 are also bug fix since remote node
> communication is supposed to be supported in QRTR to be compatible with
> other implementations (downstream or private implementations).

Is there a spec we can quote to support that, or is QRTR purely 
a vendor interface?

What's the end user issue that we're solving? After firmware upgrade
things stop working? Things don't work on HW platforms on which this
was not tested? Don't work on new HW platforms?