Re: [PATCH RFC 0/7] users counter to manage ipv4 defragmentation on bridge

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On 05/06/2014 12:57 AM, Florian Westphal wrote:
> Vasily Averin <vvs@xxxxxxxxxxxxx> wrote:
>> For nf_conntrack_ipv4 I increment counter once only,
>> For TPROXY target and socket match I increment counter on checkentry and
>> decrement on destroy hook. So if these modules are just loaded but are not
>> used in net namespace, they will not affect ipv4 defragmentation.
>> Please let me know if you have some better ideas.
> 
> bridges defrag packets (if the nf_defrag_ipv4 is loaded) because
> brnf_call_iptables sysctl is set to 1 by default.
> 
> What about making this sysctl per-netns?

I think it is great idea,
I'm agree it's much better than my patch set.

However, could anybody explain,
if nobody likes bridge-netfilters, why according sysctls are enabled in kernel by default?
I've found in RHEL6 tries to disable them via /etc/sysctl.conf
however it doesn't work when bridge module is loaded after applying settings saved in sysctl.conf

Thank you,
	Vasily Averin
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