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// SPDX-License-Identifier: GPL-2.0
/*
* sysctl_net_llc.c: sysctl interface to LLC net subsystem.
*
* Arnaldo Carvalho de Melo <acme@conectiva.com.br>
*/
#include <linux/mm.h>
#include <linux/init.h>
#include <linux/sysctl.h>
#include <net/net_namespace.h>
#include <net/llc.h>
#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(sysctl_llc2_ack_timeout),
.mode = 0644,
.proc_handler = proc_dointvec_jiffies,
},
{
.procname = "busy",
.data = &sysctl_llc2_busy_timeout,
.maxlen = sizeof(sysctl_llc2_busy_timeout),
.mode = 0644,
.proc_handler = proc_dointvec_jiffies,
},
{
.procname = "p",
.data = &sysctl_llc2_p_timeout,
.maxlen = sizeof(sysctl_llc2_p_timeout),
.mode = 0644,
.proc_handler = proc_dointvec_jiffies,
},
{
.procname = "rej",
.data = &sysctl_llc2_rej_timeout,
.maxlen = sizeof(sysctl_llc2_rej_timeout),
.mode = 0644,
.proc_handler = proc_dointvec_jiffies,
},
};
static struct ctl_table_header *llc2_timeout_header;
static struct ctl_table_header *llc_station_header;
int __init llc_sysctl_init(void)
{
struct ctl_table empty[1] = {};
llc2_timeout_header = register_net_sysctl(&init_net, "net/llc/llc2/timeout", llc2_timeout_table);
llc_station_header = register_net_sysctl_sz(&init_net, "net/llc/station", empty, 0);
if (!llc2_timeout_header || !llc_station_header) {
llc_sysctl_exit();
return -ENOMEM;
}
return 0;
}
void llc_sysctl_exit(void)
{
if (llc2_timeout_header) {
unregister_net_sysctl_table(llc2_timeout_header);
llc2_timeout_header = NULL;
}
if (llc_station_header) {
unregister_net_sysctl_table(llc_station_header);
llc_station_header = NULL;
}
}
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