netdev - Re: [PATCH] ipv4: Cache source address in nexthop entries.

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Date:	Tue, 08 Mar 2011 10:38:01 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	ja@....bg
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH] ipv4: Cache source address in nexthop entries.

From: Julian Anastasov <ja@....bg>
Date: Tue, 8 Mar 2011 11:57:38 +0200 (EET)

> 	It means, even if there are addresses on the
> concerned device it does not mean the routes on this device
> are required to use prefsrc from this device. We must
> restrict the scope according to the provided for the
> route: cfg->fc_scope.

Simple to fix, I'll remember the fc_scope value in the nexthop
and use that in the address selection call.

> As the addresses have nothing to do with the link
> state, I don't think it is correct to call fib_update_nh_saddrs
> for DEV events.

fib_update_nh_saddrs() gets called for "DEV" events since those
are what are emitted when addresses are addded and removed.
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