netdev - Re: Regression in 4.19 net/phy/realtek: garbled sysfs output

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Date:   Wed, 24 Oct 2018 13:59:57 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     holger@...lied-asynchrony.com
Cc:     netdev@...r.kernel.org, jaswinder.singh@...aro.org,
        hkallweit1@...il.com
Subject: Re: Regression in 4.19 net/phy/realtek: garbled sysfs output

From: Holger Hoffstätte <holger@...lied-asynchrony.com>
Date: Wed, 24 Oct 2018 21:36:02 +0200

Adding Heiner to CC:

> Since 4.19 r8169 depends on phylib:
> 
> $lsmod | grep r8169
> r8169                  81920  0
> libphy                 57344  2 r8169,realtek
> 
> Unfortunately this now gives me the following sysfs error:
> 
> $cd /sys/module/realtek/drivers
> $ls -l
> ls: cannot access 'mdio_bus:RTL8201F 10/100Mbps Ethernet': No such
> file or directory
> total 0
> lrwxrwxrwx 1 root root 0 Oct 24 21:09 'mdio_bus:RTL8201CP Ethernet' ->
> '../../../bus/mdio_bus/drivers/RTL8201CP Ethernet'
> l????????? ? ?  ?  ?  ? 'mdio_bus:RTL8201F 10/100Mbps Ethernet'
> lrwxrwxrwx 1 root root 0 Oct 24 21:09 'mdio_bus:RTL8211 Gigabit
> Ethernet' -> '../../../bus/mdio_bus/drivers/RTL8211 Gigabit Ethernet'
> [..]
> 
> Apparently the forward slash in "10/100Mbps Ethernet" is interpreted
> as
> directory separator that leads nowhere, and was introduced in commit
> 513588dd44b ("net: phy: realtek: add RTL8201F phy-id and functions").
> 
> Would it be acceptable to change the name simply to "RTL8201F
> Ethernet"?