fs/filesystems.c

   1 /*
   2  *  linux/fs/filesystems.c
   3  *
   4  *  Copyright (C) 1991, 1992  Linus Torvalds
   5  *
   6  *  table of configured filesystems
   7  */
   8
   9 #include <linux/config.h>
  10 #include <linux/fs.h>
  11
  12 #include <linux/devfs_fs_kernel.h>
  13 #include <linux/nfs_fs.h>
  14 #include <linux/auto_fs.h>
  15 #include <linux/devpts_fs.h>
  16 #include <linux/major.h>
  17 #include <linux/smp.h>
  18 #include <linux/smp_lock.h>
  19 #ifdef CONFIG_KMOD
  20 #include <linux/kmod.h>
  21 #endif
  22 #include <linux/lockd/bind.h>
  23 #include <linux/lockd/xdr.h>
  24 #include <linux/init.h>
  25
  26 #ifdef CONFIG_CODA_FS
  27 extern int init_coda(void);
  28 #endif
  29
  30 #ifdef CONFIG_DEVPTS_FS
  31 extern int init_devpts_fs(void);
  32 #endif
  33
  34 void __init filesystem_setup(void)
  35 {
  36         init_devfs_fs();  /*  Header file may make this empty  */
  37
  38 #ifdef CONFIG_NFS_FS
  39         init_nfs_fs();
  40 #endif
  41
  42 #ifdef CONFIG_CODA_FS
  43         init_coda();
  44 #endif
  45
  46 #ifdef CONFIG_DEVPTS_FS
  47         init_devpts_fs();
  48 #endif
  49 }
  50
  51 #ifndef CONFIG_NFSD
  52 #ifdef CONFIG_NFSD_MODULE
  53 long (*do_nfsservctl)(int, void *, void *);
  54 #endif
  55 long
  56 asmlinkage sys_nfsservctl(int cmd, void *argp, void *resp)
  57 {
  58 #ifndef CONFIG_NFSD_MODULE
  59         return -ENOSYS;
  60 #else
  61         int ret = -ENOSYS;
  62
  63         lock_kernel();
  64         if (do_nfsservctl) {
  65                 ret = do_nfsservctl(cmd, argp, resp);
  66                 goto out;
  67         }
  68 #ifdef CONFIG_KMOD
  69         if (request_module ("nfsd") == 0) {
  70                 if (do_nfsservctl)
  71                         ret = do_nfsservctl(cmd, argp, resp);
  72         }
  73 #endif /* CONFIG_KMOD */
  74 out:
  75         unlock_kernel();
  76         return ret;
  77 #endif /* CONFIG_NFSD_MODULE */
  78 }
  79 #endif /* CONFIG_NFSD */