netdev - RE: [PATCH] sh_eth: add missing checks for status bits

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Date:   Thu, 1 Dec 2016 13:13:05 +0000
From:   Chris Brandt <Chris.Brandt@...esas.com>
To:     Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
        David Miller <davem@...emloft.net>
CC:     Simon Horman <horms+renesas@...ge.net.au>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-renesas-soc@...r.kernel.org" 
        <linux-renesas-soc@...r.kernel.org>
Subject: RE: [PATCH] sh_eth: add missing checks for status bits

On 12/1/2016, Sergei Shtylyov wrote:

> Hello!
> 
>     Please always CC me on the sh_eth/ravb driver patches as directed by
> scripts/get_maintainer.pl.

OK. I'm sorry.


> On 11/30/2016 11:01 PM, Chris Brandt wrote:
> 
> > When streaming a lot of data and the RZ can't keep up, some status
> > bits will get set that are not being checked or cleared which cause
> > the following messages and the Ethernet driver to stop working. This
> > patch fixes that issue.
> 
>     Perhaps we should just clear the correspoding bits in EESIPR instead?
> They are not set for any other SoC...


That's a good point. If we don't plan on doing anything with those bits, they should not be causing interrupts.

I will try change and then re-test.


Chris