.resv_start_op = TCP_METRICS_CMD_DEL + 1,
};
-static unsigned int tcpmhash_entries;
+static unsigned int tcpmhash_entries __initdata;
static int __init set_tcpmhash_entries(char *str)
{
ssize_t ret;
}
__setup("tcpmhash_entries=", set_tcpmhash_entries);
-static int __net_init tcp_net_metrics_init(struct net *net)
+static void __init tcp_metrics_hash_alloc(void)
{
+ unsigned int slots = tcpmhash_entries;
size_t size;
- unsigned int slots;
- if (!net_eq(net, &init_net))
- return 0;
-
- slots = tcpmhash_entries;
if (!slots) {
if (totalram_pages() >= 128 * 1024)
slots = 16 * 1024;
tcp_metrics_hash = kvzalloc(size, GFP_KERNEL);
if (!tcp_metrics_hash)
- return -ENOMEM;
-
- return 0;
+ panic("Could not allocate the tcp_metrics hash table\n");
}
static void __net_exit tcp_net_metrics_exit_batch(struct list_head *net_exit_list)
}
static __net_initdata struct pernet_operations tcp_net_metrics_ops = {
- .init = tcp_net_metrics_init,
.exit_batch = tcp_net_metrics_exit_batch,
};
{
int ret;
+ tcp_metrics_hash_alloc();
+
ret = register_pernet_subsys(&tcp_net_metrics_ops);
if (ret < 0)
- panic("Could not allocate the tcp_metrics hash table\n");
+ panic("Could not register tcp_net_metrics_ops\n");
ret = genl_register_family(&tcp_metrics_nl_family);
if (ret < 0)