netdev - Re: [PATCHv2 NEXT 1/1] netxen: add vlan accel support

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Date:	Fri, 05 Aug 2011 04:27:55 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	amit.salecha@...gic.com
Cc:	netdev@...r.kernel.org, ameen.rahman@...gic.com,
	rajesh.borundia@...gic.com
Subject: Re: [PATCHv2 NEXT 1/1] netxen: add vlan accel support

From: Amit Salecha <amit.salecha@...gic.com>
Date: Fri, 5 Aug 2011 06:04:10 -0500

> This is true, but problem is after fw recovery. So flow is 
> 1) vlan device added
> 2) Driver program ip address of vlan device (through inet events)
> 3) Fw recovery
> 4) After fw recovery driver need to program ip addresses again which were already programmed.
>    After fw recovery there won't be any inet/netdev event.
> 
> Simple solution is to maintain those ip addresses in driver.

When you program the device, in response to inet events, maintain a
software list in the driver that remembers the IP address state.

Then on FW recovery, walk the special list to reprogram the device.
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