Messages in this thread | | | Subject | Re: bridge/netfilter: regression in 2.6.39.1 | From | Eric Dumazet <> | Date | Mon, 06 Jun 2011 15:18:12 +0200 |
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Le lundi 06 juin 2011 à 09:13 -0400, Neil Horman a écrit :
> Ok, this makes sense to me now, thanks. The change to the dst initalization to > mark our fake routing table as read only means we need a cow_metrics method to > copy the metrics before we we can compete the dst_metric_set in br_change_mtu. > Thats fine, but given that its really a fake routing table with only one dst > entry which (I think) is only written under the rtnl lock, why not just modify > the dst_init_metrics call so that its not marked as read-only?
It _is_ read-only, its even a "const", so if you do that you'll trap if kernel const pages are RO
Please check commit 0972ddb237 for a proper way to deal with this.
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