LXR linux/fs/coda/sysctl.c

   1/*
   2 * Sysctl operations for Coda filesystem
   3 * Original version: (C) 1996 P. Braam and M. Callahan
   4 * Rewritten for Linux 2.1. (C) 1997 Carnegie Mellon University
   5 * 
   6 * Carnegie Mellon encourages users to contribute improvements to
   7 * the Coda project. Contact Peter Braam (coda@cs.cmu.edu).
   8 */
   9
  10#include <linux/sysctl.h>
  11
  12#include "coda_int.h"
  13
  14#ifdef CONFIG_SYSCTL
  15static struct ctl_table_header *fs_table_header;
  16
  17static ctl_table coda_table[] = {
  18        {
  19                .procname       = "timeout",
  20                .data           = &coda_timeout,
  21                .maxlen         = sizeof(int),
  22                .mode           = 0644,
  23                .proc_handler   = proc_dointvec
  24        },
  25        {
  26                .procname       = "hard",
  27                .data           = &coda_hard,
  28                .maxlen         = sizeof(int),
  29                .mode           = 0644,
  30                .proc_handler   = proc_dointvec
  31        },
  32        {
  33                .procname       = "fake_statfs",
  34                .data           = &coda_fake_statfs,
  35                .maxlen         = sizeof(int),
  36                .mode           = 0600,
  37                .proc_handler   = proc_dointvec
  38        },
  39        {}
  40};
  41
  42static ctl_table fs_table[] = {
  43        {
  44                .procname       = "coda",
  45                .mode           = 0555,
  46                .child          = coda_table
  47        },
  48        {}
  49};
  50
  51void coda_sysctl_init(void)
  52{
  53        if ( !fs_table_header )
  54                fs_table_header = register_sysctl_table(fs_table);
  55}
  56
  57void coda_sysctl_clean(void)
  58{
  59        if ( fs_table_header ) {
  60                unregister_sysctl_table(fs_table_header);
  61                fs_table_header = NULL;
  62        }
  63}
  64
  65#else
  66void coda_sysctl_init(void)
  67{
  68}
  69
  70void coda_sysctl_clean(void)
  71{
  72}
  73#endif
  74