int
afs_module_handler(module_t mod, int what, void *arg)
{
static int inited = 0;
int error = 0;
switch (what) {
case MOD_LOAD:
if (inited) {
printf("afs cannot be MOD_LOAD'd more than once\n");
error = EBUSY;
break;
}
memset(&afs_vfsconf, 0, sizeof(struct vfsconf));
#ifdef AFS_FBSD53_ENV
afs_vfsconf.vfc_version = VFS_VERSION;
#endif
strcpy(afs_vfsconf.vfc_name, "AFS");
afs_vfsconf.vfc_vfsops = &afs_vfsops;
afs_vfsconf.vfc_typenum = -1; /* set by vfs_register */
afs_vfsconf.vfc_flags = VFCF_NETWORK;
if ((error = vfs_register(&afs_vfsconf)) != 0)
break;
vfs_add_vnodeops(&afs_vnodeop_opv_desc);
inited = 1;
break;
case MOD_UNLOAD:
#ifndef RXK_LISTENER_ENV
/* shutdown is incomplete unless RXK_LISTENER_ENV */
printf("afs: I can't be unloaded yet\n");
return -1;
#endif
if (!inited) {
error = 0;
break;
}
if ((error = vfs_unregister(&afs_vfsconf)) != 0) {
break;
}
vfs_rm_vnodeops(&afs_vnodeop_opv_desc);
break;
}
return (error);
}
/*
* Standard kernel module handling code for filesystem modules.
* Referenced from VFS_SET().
*/
int
vfs_modevent(module_t mod, int type, void *data)
{
struct vfsconf *vfc;
int error = 0;
vfc = (struct vfsconf *)data;
switch (type) {
case MOD_LOAD:
if (vfc)
error = vfs_register(vfc);
break;
case MOD_UNLOAD:
if (vfc)
error = vfs_unregister(vfc);
break;
default:
error = EOPNOTSUPP;
break;
}
return (error);
}
