netdev - Re: [PATCH net-next 1/3] ipv4: properly refresh rtable entries on pmtu/redirect events

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Message-Id: <20130603.000957.1597052548574442658.davem@davemloft.net>
Date:	Mon, 03 Jun 2013 00:09:57 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	timo.teras@....fi
Cc:	netdev@...r.kernel.org, steffen.klassert@...unet.com
Subject: Re: [PATCH net-next 1/3] ipv4: properly refresh rtable entries on
 pmtu/redirect events

From: Timo Teräs <timo.teras@....fi>
Date: Tue, 28 May 2013 09:46:31 +0300

> This reverts commit 05ab86c5 (xfrm4: Invalidate all ipv4 routes on
> IPsec pmtu events). Flushing all cached entries is not needed.
> 
> Instead, invalidate only the related next hop dsts to recheck for
> the added next hop exception where needed. This also fixes a subtle
> race due to bumping generation id's before updating the pmtu.
> 
> Cc: Steffen Klassert <steffen.klassert@...unet.com>
> Signed-off-by: Timo Teräs <timo.teras@....fi>

Applied.
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