[Devel] Re: [PATCH 3/3] Switch IPC namespace to use sysctl shadows

Pavel Emelyanov xemul at openvz.org
Wed Nov 21 01:21:06 PST 2007


Dave Hansen wrote:
> On Tue, 2007-11-20 at 14:47 +0300, Pavel Emelyanov wrote:
>>
>> +int ipc_clone_sysctl(struct ipc_namespace *ns)
>> +{
>> +       struct ctl_table_header *h;
>> +       struct ctl_table *t;
>> +
>> +       h = create_sysctl_shadow(init_ipc_ns.ctl_head);
>> +       if (h == NULL)
>> +               return -ENOMEM;
>> +
>> +       t = h->ctl_table->child;
>> +
>> +       t[0].data = &ns->shm_ctlmax;
>> +       t[1].data = &ns->shm_ctlall;
>> +       t[2].data = &ns->shm_ctlmni;
>> +       t[3].data = &ns->msg_ctlmax;
>> +       t[4].data = &ns->msg_ctlmni;
>> +       t[5].data = &ns->msg_ctlmnb;
>> +       t[6].data = &ns->sem_ctls;
>> +
>> +       ns->ctl_head = h;
>> +       return 0;
>> +} 
> 
>>From where does the order for these things come?

>From the original tables.

> -- Dave
> 
> 

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