sysctl_net_llc.c 2.01 KB
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/*
 * sysctl_net_llc.c: sysctl interface to LLC net subsystem.
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 *
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 * Arnaldo Carvalho de Melo <acme@conectiva.com.br>
 */

#include <linux/mm.h>
#include <linux/init.h>
#include <linux/sysctl.h>
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#include <net/net_namespace.h>
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#include <net/llc.h>
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#ifndef CONFIG_SYSCTL
#error This file should not be compiled without CONFIG_SYSCTL defined
#endif

static struct ctl_table llc2_timeout_table[] = {
	{
		.procname	= "ack",
		.data		= &sysctl_llc2_ack_timeout,
		.maxlen		= sizeof(long),
		.mode		= 0644,
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		.proc_handler   = proc_dointvec_jiffies,
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	},
	{
		.procname	= "busy",
		.data		= &sysctl_llc2_busy_timeout,
		.maxlen		= sizeof(long),
		.mode		= 0644,
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		.proc_handler   = proc_dointvec_jiffies,
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	},
	{
		.procname	= "p",
		.data		= &sysctl_llc2_p_timeout,
		.maxlen		= sizeof(long),
		.mode		= 0644,
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		.proc_handler   = proc_dointvec_jiffies,
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	},
	{
		.procname	= "rej",
		.data		= &sysctl_llc2_rej_timeout,
		.maxlen		= sizeof(long),
		.mode		= 0644,
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		.proc_handler   = proc_dointvec_jiffies,
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	},
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	{ },
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};

static struct ctl_table llc_station_table[] = {
	{
		.procname	= "ack_timeout",
		.data		= &sysctl_llc_station_ack_timeout,
		.maxlen		= sizeof(long),
		.mode		= 0644,
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		.proc_handler   = proc_dointvec_jiffies,
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	},
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	{ },
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};

static struct ctl_table llc2_dir_timeout_table[] = {
	{
		.procname	= "timeout",
		.mode		= 0555,
		.child		= llc2_timeout_table,
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	},
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	{ },
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};

static struct ctl_table llc_table[] = {
	{
		.procname	= "llc2",
		.mode		= 0555,
		.child		= llc2_dir_timeout_table,
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	},
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	{
		.procname       = "station",
		.mode           = 0555,
		.child          = llc_station_table,
	},
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	{ },
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};

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static struct ctl_path llc_path[] = {
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	{ .procname = "net", },
	{ .procname = "llc", },
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	{ }
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};

static struct ctl_table_header *llc_table_header;

int __init llc_sysctl_init(void)
{
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	llc_table_header = register_net_sysctl_table(&init_net, llc_path, llc_table);
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	return llc_table_header ? 0 : -ENOMEM;
}

void llc_sysctl_exit(void)
{
	if (llc_table_header) {
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		unregister_net_sysctl_table(llc_table_header);
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		llc_table_header = NULL;
	}
}