linux-kernel - Re: [PATCH net-next v3 10/12] net: dsa: support switchdev ageing time attr

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Date:	Tue, 19 Jul 2016 05:24:15 +0200
From:	Andrew Lunn <andrew@...n.ch>
To:	Vivien Didelot <vivien.didelot@...oirfairelinux.com>,
	Florian Fainelli <f.fainelli@...il.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>
Subject: Re: [PATCH net-next v3 10/12] net: dsa: support switchdev ageing
 time attr

On Mon, Jul 18, 2016 at 08:45:38PM -0400, Vivien Didelot wrote:
> Add a new function for DSA drivers to handle the switchdev
> SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME attribute.
> 
> The ageing time is passed as milliseconds.
> 
> Also because we can have multiple logical bridges on top of a physical
> switch and ageing time are switch-wide, call the driver function with
> the fastest ageing time in use on the chip instead of the requested one.
> 
> Signed-off-by: Vivien Didelot <vivien.didelot@...oirfairelinux.com>
> ---
>  include/net/dsa.h |  2 ++
>  net/dsa/slave.c   | 41 +++++++++++++++++++++++++++++++++++++++++

Hi Florian

It looks like the SF2 can do fast ageing per port. What i don't see if
what configuration options you have. Can you get the fast and the
normal age time per port? Or is it global?

       Andrew