On 05/12/2014 11:04 PM, Bart De Schuymer wrote:
> Vasily Averin schreef op 12/05/2014 18:32:
>> pernet_operations creates per-netns copy of common structure for sysctl flags
>> and initialize it values taken from init_brnf_net.
>>
>> Signed-off-by: Vasily Averin <vvs@xxxxxxxxxx>
>
>> +static int __net_init brnf_net_init(struct net *net)
>> +{
>> + struct brnf_net *bn = brnf_net(net);
>> +
>> + memcpy(bn, &init_brnf_net, sizeof(struct brnf_net));
>> + bn->net = net;
>> + return brnf_sysctl_net_register(bn);
>
> This does introduce a bit of backwards incompatibility (easily fixed
> by adapting scripts), but this is really unavoidable when
> transforming an existing global configuration to a per-netns
> configuration. I'm ok with it.
Could you please explain, which backward incompatibility you mean here?
Nobody changes values init_brnf_net,
init_net have own copy, like any other network namespaces.
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