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Date: Thu, 13 Dec 2007 09:47:18 -0800 (PST) From: David Miller <davem@...emloft.net> To: mschmidt@...hat.com Cc: netdev@...r.kernel.org, kaber@...sh.net, mmaslano@...hat.com Subject: Re: [patch 1/2] ip_gre: Rebinding of GRE tunnels to other interfaces From: mschmidt@...hat.com Date: Thu, 13 Dec 2007 14:37:49 +0100 > This is similar to the change already done for IPIP tunnels. > > Once created, a GRE tunnel can't be bound to another device. > To reproduce: > > # create a tunnel: > ip tunnel add tunneltest0 mode gre remote 10.0.0.1 dev eth0 > # try to change the bounding device from eth0 to eth1: > ip tunnel change tunneltest0 dev eth1 > # show the result: > ip tunnel show tunneltest0 > > tunneltest0: gre/ip remote 10.0.0.1 local any dev eth0 ttl inherit > > Notice the bound device has not changed from eth0 to eth1. > > This patch fixes it. When changing the binding, it also recalculates the > MTU according to the new bound device's MTU. > > Signed-off-by: Michal Schmidt <mschmidt@...hat.com> Applied to net-2.6.25, thanks. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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