netdev - ravb WoL interrupt flood

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Message-ID: <CAMuHMdWmt7oB4B4OYkO59+HvEbpVLVeqB_AV2c5OnYJEUJRxRg@mail.gmail.com>
Date:   Tue, 30 May 2017 11:23:23 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Niklas Söderlund <niklas.soderlund@...natech.se>
Cc:     Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: ravb WoL interrupt flood

Hi Niklas,

I just got a flood of messages after WoL from s2idle on r8a7795/salvator-x:

[  802.341060] ravb e6800000.ethernet eth0: ignoring interrupt, rx
status 0x00000001, rx mask 0x00000001,
[  802.350369] ravb e6800000.ethernet eth0:                     tx
status 0x00000000, tx mask 0x00000001.
[  802.359684] ravb e6800000.ethernet eth0: ignoring interrupt, rx
status 0x00000001, rx mask 0x00000001,
[  802.368993] ravb e6800000.ethernet eth0:                     tx
status 0x00000000, tx mask 0x00000001.
[  802.378308] ravb e6800000.ethernet eth0: ignoring interrupt, rx
status 0x00000001, rx mask 0x00000001,
[  802.387616] ravb e6800000.ethernet eth0:                     tx
status 0x00000000, tx mask 0x00000001.
[  802.396931] ravb e6800000.ethernet eth0: ignoring interrupt, rx
status 0x00000001, rx mask 0x00000001,
[  802.406240] ravb e6800000.ethernet eth0:                     tx
status 0x00000000, tx mask 0x00000001.
...

Unfortunately I cannot reproduce it.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds