cregit-Linux how code gets into the kernel

Release 4.11 net/ax25/sysctl_net_ax25.c

Directory: net/ax25
/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Copyright (C) 1996 Mike Shaver (shaver@zeroknowledge.com)
 */
#include <linux/mm.h>
#include <linux/slab.h>
#include <linux/sysctl.h>
#include <linux/spinlock.h>
#include <net/ax25.h>



static int min_ipdefmode[1],    	max_ipdefmode[] = {1};


static int min_axdefmode[1],            max_axdefmode[] = {1};


static int min_backoff[1],		max_backoff[] = {2};


static int min_conmode[1],		max_conmode[] = {2};


static int min_window[] = {1},		max_window[] = {7};


static int min_ewindow[] = {1},		max_ewindow[] = {63};


static int min_t1[] = {1},		max_t1[] = {30000};


static int min_t2[] = {1},		max_t2[] = {20000};


static int min_t3[1],			max_t3[] = {3600000};


static int min_idle[1],			max_idle[] = {65535000};


static int min_n2[] = {1},		max_n2[] = {31};


static int min_paclen[] = {1},		max_paclen[] = {512};


static int min_proto[1],		max_proto[] = { AX25_PROTO_MAX };
#ifdef CONFIG_AX25_DAMA_SLAVE


static int min_ds_timeout[1],		max_ds_timeout[] = {65535000};
#endif


static const struct ctl_table ax25_param_table[] = {
	{
		.procname	= "ip_default_mode",
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1		= &min_ipdefmode,
		.extra2		= &max_ipdefmode
	},
	{
		.procname	= "ax25_default_mode",
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1		= &min_axdefmode,
		.extra2		= &max_axdefmode
	},
	{
		.procname	= "backoff_type",
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1		= &min_backoff,
		.extra2		= &max_backoff
	},
	{
		.procname	= "connect_mode",
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1		= &min_conmode,
		.extra2		= &max_conmode
	},
	{
		.procname	= "standard_window_size",
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1		= &min_window,
		.extra2		= &max_window
	},
	{
		.procname	= "extended_window_size",
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1		= &min_ewindow,
		.extra2		= &max_ewindow
	},
	{
		.procname	= "t1_timeout",
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1		= &min_t1,
		.extra2		= &max_t1
	},
	{
		.procname	= "t2_timeout",
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1		= &min_t2,
		.extra2		= &max_t2
	},
	{
		.procname	= "t3_timeout",
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1		= &min_t3,
		.extra2		= &max_t3
	},
	{
		.procname	= "idle_timeout",
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1		= &min_idle,
		.extra2		= &max_idle
	},
	{
		.procname	= "maximum_retry_count",
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1		= &min_n2,
		.extra2		= &max_n2
	},
	{
		.procname	= "maximum_packet_length",
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1		= &min_paclen,
		.extra2		= &max_paclen
	},
	{
		.procname	= "protocol",
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1		= &min_proto,
		.extra2		= &max_proto
	},
#ifdef CONFIG_AX25_DAMA_SLAVE
	{
		.procname	= "dama_slave_timeout",
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1		= &min_ds_timeout,
		.extra2		= &max_ds_timeout
	},
#endif

	{ }	/* that's all, folks! */
};


int ax25_register_dev_sysctl(ax25_dev *ax25_dev) { char path[sizeof("net/ax25/") + IFNAMSIZ]; int k; struct ctl_table *table; table = kmemdup(ax25_param_table, sizeof(ax25_param_table), GFP_KERNEL); if (!table) return -ENOMEM; for (k = 0; k < AX25_MAX_VALUES; k++) table[k].data = &ax25_dev->values[k]; snprintf(path, sizeof(path), "net/ax25/%s", ax25_dev->dev->name); ax25_dev->sysheader = register_net_sysctl(&init_net, path, table); if (!ax25_dev->sysheader) { kfree(table); return -ENOMEM; } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Eric W. Biedermann7153.79%222.22%
Linus Torvalds (pre-git)5340.15%444.44%
Arnaldo Carvalho de Melo43.03%111.11%
Ralf Bächle32.27%111.11%
Pavel Emelyanov10.76%111.11%
Total132100.00%9100.00%


void ax25_unregister_dev_sysctl(ax25_dev *ax25_dev) { struct ctl_table_header *header = ax25_dev->sysheader; struct ctl_table *table; if (header) { ax25_dev->sysheader = NULL; table = header->ctl_table_arg; unregister_net_sysctl_table(header); kfree(table); } }

Contributors

PersonTokensPropCommitsCommitProp
Eric W. Biedermann3364.71%150.00%
Linus Torvalds (pre-git)1835.29%150.00%
Total51100.00%2100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)53456.39%731.82%
Art Haas25226.61%14.55%
Eric W. Biedermann10511.09%313.64%
Randy Dunlap242.53%14.55%
Ralf Bächle181.90%522.73%
Ingo Molnar50.53%14.55%
Arnaldo Carvalho de Melo40.42%14.55%
Tejun Heo30.32%14.55%
Joe Perches10.11%14.55%
Pavel Emelyanov10.11%14.55%
Total947100.00%22100.00%
Directory: net/ax25
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