cregit-Linux how code gets into the kernel

Release 4.11 net/x25/x25_proc.c

Directory: net/x25
/*
 *      X.25 Packet Layer release 002
 *
 *      This is ALPHA test software. This code may break your machine,
 *      randomly fail to work with new releases, misbehave and/or generally
 *      screw up. It might even work.
 *
 *      This code REQUIRES 2.4 with seq_file support
 *
 *      This module:
 *              This module 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.
 *
 *      History
 *      2002/10/06      Arnaldo Carvalho de Melo  seq_file support
 */

#include <linux/init.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/export.h>
#include <net/net_namespace.h>
#include <net/sock.h>
#include <net/x25.h>

#ifdef CONFIG_PROC_FS


static void *x25_seq_route_start(struct seq_file *seq, loff_t *pos) __acquires (x25_route_list_lock) { read_lock_bh(&x25_route_list_lock); return seq_list_start_head(&x25_route_list, *pos); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo2569.44%133.33%
Li Zefan719.44%133.33%
Eric Dumazet411.11%133.33%
Total36100.00%3100.00%


static void *x25_seq_route_next(struct seq_file *seq, void *v, loff_t *pos) { return seq_list_next(v, &x25_route_list, pos); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo2787.10%150.00%
Li Zefan412.90%150.00%
Total31100.00%2100.00%


static void x25_seq_route_stop(struct seq_file *seq, void *v) __releases (x25_route_list_lock) { read_unlock_bh(&x25_route_list_lock); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo2184.00%150.00%
Eric Dumazet416.00%150.00%
Total25100.00%2100.00%


static int x25_seq_route_show(struct seq_file *seq, void *v) { struct x25_route *rt = list_entry(v, struct x25_route, node); if (v == &x25_route_list) { seq_puts(seq, "Address Digits Device\n"); goto out; } rt = v; seq_printf(seq, "%-15s %-6d %-5s\n", rt->address.x25_addr, rt->sigdigits, rt->dev ? rt->dev->name : "???"); out: return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo7586.21%150.00%
Li Zefan1213.79%150.00%
Total87100.00%2100.00%


static void *x25_seq_socket_start(struct seq_file *seq, loff_t *pos) __acquires (x25_list_lock) { read_lock_bh(&x25_list_lock); return seq_hlist_start_head(&x25_list, *pos); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo2569.44%133.33%
Li Zefan719.44%133.33%
Eric Dumazet411.11%133.33%
Total36100.00%3100.00%


static void *x25_seq_socket_next(struct seq_file *seq, void *v, loff_t *pos) { return seq_hlist_next(v, &x25_list, pos); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo2580.65%266.67%
Li Zefan619.35%133.33%
Total31100.00%3100.00%


static void x25_seq_socket_stop(struct seq_file *seq, void *v) __releases (x25_list_lock) { read_unlock_bh(&x25_list_lock); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo2184.00%150.00%
Eric Dumazet416.00%150.00%
Total25100.00%2100.00%


static int x25_seq_socket_show(struct seq_file *seq, void *v) { struct sock *s; struct x25_sock *x25; struct net_device *dev; const char *devname; if (v == SEQ_START_TOKEN) { seq_printf(seq, "dest_addr src_addr dev lci st vs vr " "va t t2 t21 t22 t23 Snd-Q Rcv-Q inode\n"); goto out; } s = sk_entry(v); x25 = x25_sk(s); if (!x25->neighbour || (dev = x25->neighbour->dev) == NULL) devname = "???"; else devname = x25->neighbour->dev->name; seq_printf(seq, "%-10s %-10s %-5s %3.3X %d %d %d %d %3lu %3lu " "%3lu %3lu %3lu %5d %5d %ld\n", !x25->dest_addr.x25_addr[0] ? "*" : x25->dest_addr.x25_addr, !x25->source_addr.x25_addr[0] ? "*" : x25->source_addr.x25_addr, devname, x25->lci & 0x0FFF, x25->state, x25->vs, x25->vr, x25->va, x25_display_timer(s) / HZ, x25->t2 / HZ, x25->t21 / HZ, x25->t22 / HZ, x25->t23 / HZ, sk_wmem_alloc_get(s), sk_rmem_alloc_get(s), s->sk_socket ? SOCK_INODE(s->sk_socket)->i_ino : 0L); out: return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo22597.40%350.00%
Li Zefan31.30%116.67%
Eric Dumazet20.87%116.67%
Joe Perches10.43%116.67%
Total231100.00%6100.00%


static void *x25_seq_forward_start(struct seq_file *seq, loff_t *pos) __acquires (x25_forward_list_lock) { read_lock_bh(&x25_forward_list_lock); return seq_list_start_head(&x25_forward_list, *pos); }

Contributors

PersonTokensPropCommitsCommitProp
Andrew Hendry2569.44%133.33%
Li Zefan719.44%133.33%
Eric Dumazet411.11%133.33%
Total36100.00%3100.00%


static void *x25_seq_forward_next(struct seq_file *seq, void *v, loff_t *pos) { return seq_list_next(v, &x25_forward_list, pos); }

Contributors

PersonTokensPropCommitsCommitProp
Andrew Hendry2787.10%150.00%
Li Zefan412.90%150.00%
Total31100.00%2100.00%


static void x25_seq_forward_stop(struct seq_file *seq, void *v) __releases (x25_forward_list_lock) { read_unlock_bh(&x25_forward_list_lock); }

Contributors

PersonTokensPropCommitsCommitProp
Andrew Hendry2184.00%150.00%
Eric Dumazet416.00%150.00%
Total25100.00%2100.00%


static int x25_seq_forward_show(struct seq_file *seq, void *v) { struct x25_forward *f = list_entry(v, struct x25_forward, node); if (v == &x25_forward_list) { seq_printf(seq, "lci dev1 dev2\n"); goto out; } f = v; seq_printf(seq, "%d %-10s %-10s\n", f->lci, f->dev1->name, f->dev2->name); out: return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Andrew Hendry6985.19%150.00%
Li Zefan1214.81%150.00%
Total81100.00%2100.00%

static const struct seq_operations x25_seq_route_ops = { .start = x25_seq_route_start, .next = x25_seq_route_next, .stop = x25_seq_route_stop, .show = x25_seq_route_show, }; static const struct seq_operations x25_seq_socket_ops = { .start = x25_seq_socket_start, .next = x25_seq_socket_next, .stop = x25_seq_socket_stop, .show = x25_seq_socket_show, }; static const struct seq_operations x25_seq_forward_ops = { .start = x25_seq_forward_start, .next = x25_seq_forward_next, .stop = x25_seq_forward_stop, .show = x25_seq_forward_show, };
static int x25_seq_socket_open(struct inode *inode, struct file *file) { return seq_open(file, &x25_seq_socket_ops); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo25100.00%1100.00%
Total25100.00%1100.00%


static int x25_seq_route_open(struct inode *inode, struct file *file) { return seq_open(file, &x25_seq_route_ops); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo25100.00%1100.00%
Total25100.00%1100.00%


static int x25_seq_forward_open(struct inode *inode, struct file *file) { return seq_open(file, &x25_seq_forward_ops); }

Contributors

PersonTokensPropCommitsCommitProp
Andrew Hendry25100.00%1100.00%
Total25100.00%1100.00%

static const struct file_operations x25_seq_socket_fops = { .open = x25_seq_socket_open, .read = seq_read, .llseek = seq_lseek, .release = seq_release, }; static const struct file_operations x25_seq_route_fops = { .open = x25_seq_route_open, .read = seq_read, .llseek = seq_lseek, .release = seq_release, }; static const struct file_operations x25_seq_forward_fops = { .open = x25_seq_forward_open, .read = seq_read, .llseek = seq_lseek, .release = seq_release, };
int __init x25_proc_init(void) { if (!proc_mkdir("x25", init_net.proc_net)) return -ENOMEM; if (!proc_create("x25/route", S_IRUGO, init_net.proc_net, &x25_seq_route_fops)) goto out; if (!proc_create("x25/socket", S_IRUGO, init_net.proc_net, &x25_seq_socket_fops)) goto out; if (!proc_create("x25/forward", S_IRUGO, init_net.proc_net, &x25_seq_forward_fops)) goto out; return 0; out: remove_proc_subtree("x25", init_net.proc_net); return -ENOMEM; }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo4342.16%233.33%
Al Viro3635.29%116.67%
Wang Chen1211.76%116.67%
Andrew Hendry76.86%116.67%
Eric W. Biedermann43.92%116.67%
Total102100.00%6100.00%


void __exit x25_proc_exit(void) { remove_proc_subtree("x25", init_net.proc_net); }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo1482.35%133.33%
Eric W. Biedermann211.76%133.33%
Al Viro15.88%133.33%
Total17100.00%3100.00%

#else /* CONFIG_PROC_FS */
int __init x25_proc_init(void) { return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo11100.00%1100.00%
Total11100.00%1100.00%


void __exit x25_proc_exit(void) { }

Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo7100.00%1100.00%
Total7100.00%1100.00%

#endif /* CONFIG_PROC_FS */

Overall Contributors

PersonTokensPropCommitsCommitProp
Arnaldo Carvalho de Melo69964.36%525.00%
Andrew Hendry22820.99%15.00%
Li Zefan625.71%210.00%
Al Viro373.41%15.00%
Eric Dumazet262.39%210.00%
Wang Chen121.10%15.00%
Eric W. Biedermann90.83%15.00%
Paul Gortmaker30.28%15.00%
Philippe De Muyter30.28%15.00%
Arjan van de Ven20.18%15.00%
Adrian Bunk20.18%15.00%
Hideaki Yoshifuji / 吉藤英明10.09%15.00%
Jan Engelhardt10.09%15.00%
Joe Perches10.09%15.00%
Total1086100.00%20100.00%
Directory: net/x25
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