linux-kernel - Re: [PATCH net-next v2 01/10] net: dsa: add debugfs interface

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Date:   Mon, 28 Aug 2017 22:19:08 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Vivien Didelot <vivien.didelot@...oirfairelinux.com>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel@...oirfairelinux.com,
        "David S. Miller" <davem@...emloft.net>,
        Florian Fainelli <f.fainelli@...il.com>,
        Egil Hjelmeland <privat@...l-hjelmeland.no>,
        John Crispin <john@...ozen.org>,
        Woojung Huh <Woojung.Huh@...rochip.com>,
        Sean Wang <sean.wang@...iatek.com>,
        Nikita Yushchenko <nikita.yoush@...entembedded.com>,
        Chris Healy <cphealy@...il.com>
Subject: Re: [PATCH net-next v2 01/10] net: dsa: add debugfs interface

On Mon, Aug 28, 2017 at 03:17:39PM -0400, Vivien Didelot wrote:
> This commit adds a DEBUG_FS dependent DSA core file creating a generic
> debug filesystem interface for the DSA switch devices.
> 
> The interface can be mounted with:
> 
>     # mount -t debugfs none /sys/kernel/debug
> 
> The dsa directory contains one directory per switch chip:
> 
>     # cd /sys/kernel/debug/dsa/
>     # ls
>     switch0  switch1 switch2
> 
> Each chip directory contains one directory per port:
> 
>     # ls -l switch0/
>     drwxr-xr-x 2 root root 0 Jan  1 00:00 port0
>     drwxr-xr-x 2 root root 0 Jan  1 00:00 port1
>     drwxr-xr-x 2 root root 0 Jan  1 00:00 port2
>     drwxr-xr-x 2 root root 0 Jan  1 00:00 port5
>     drwxr-xr-x 2 root root 0 Jan  1 00:00 port6
> 
> Future patches will add entry files to these directories.
> 
> Signed-off-by: Vivien Didelot <vivien.didelot@...oirfairelinux.com>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew