761     u;  member
800     u;  member
920     if ( S_ISLNK (de->mode) ) kfree (de->u.symlink.linkname);  in devfs_put()
921     if ( ( S_ISCHR (de->mode) || S_ISBLK (de->mode) ) && de->u.fcb.autogen )  in devfs_put()
925 			       mk_kdev (de->u.fcb.u.device.major,  in devfs_put()
926 					de->u.fcb.u.device.minor) );  in devfs_put()
933     if ( S_ISLNK (de->mode) ) stat_num_bytes -= de->u.symlink.length + 1;  in devfs_put()
962     for (curr = dir->u.dir.first; curr != NULL; curr = curr->next)  in _devfs_search_dir()
994     if ( S_ISDIR (mode) ) rwlock_init (&new->u.dir.lock);  in _devfs_alloc_entry()
1038     write_lock (&dir->u.dir.lock);  in _devfs_append_entry()
1039     if (dir->u.dir.no_more_additions) retval = -ENOENT;  in _devfs_append_entry()
1050 	    de->prev = dir->u.dir.last;  in _devfs_append_entry()
1052 	    if (dir->u.dir.first == NULL) dir->u.dir.first = de;  in _devfs_append_entry()
1053 	    else dir->u.dir.last->next = de;  in _devfs_append_entry()
1054 	    dir->u.dir.last = de;  in _devfs_append_entry()
1055 	    if (removable) ++dir->u.dir.num_removable;  in _devfs_append_entry()
1060     write_unlock (&dir->u.dir.lock);  in _devfs_append_entry()
1094     new->u.fcb.u.device.major = major (devnum);  in _devfs_get_root_entry()
1095     new->u.fcb.u.device.minor = minor (devnum);  in _devfs_get_root_entry()
1096     new->u.fcb.ops = &devfsd_fops;  in _devfs_get_root_entry()
1102     new->u.fcb.u.device.major = major (devnum);  in _devfs_get_root_entry()
1103     new->u.fcb.u.device.minor = minor (devnum);  in _devfs_get_root_entry()
1104     new->u.fcb.ops = &stat_fops;  in _devfs_get_root_entry()
1141     read_lock (&dir->u.dir.lock);  in _devfs_descend()
1143     read_unlock (&dir->u.dir.lock);  in _devfs_descend()
1238 	    link = _devfs_walk_path (dir, de->u.symlink.linkname,  in _devfs_walk_path()
1239 				     de->u.symlink.length, TRUE);  in _devfs_walk_path()
1283     read_lock (&dir->u.dir.lock);  in _devfs_find_by_dev()
1284     for (entry = dir->u.dir.first; entry != NULL; entry = entry->next)  in _devfs_find_by_dev()
1289 	if ( (entry->u.fcb.u.device.major == major) &&  in _devfs_find_by_dev()
1290 	     (entry->u.fcb.u.device.minor == minor) )  in _devfs_find_by_dev()
1293 	    read_unlock (&dir->u.dir.lock);  in _devfs_find_by_dev()
1300     for (entry = dir->u.dir.first; entry != NULL; entry = entry->next)  in _devfs_find_by_dev()
1306 	    read_unlock (&dir->u.dir.lock);  in _devfs_find_by_dev()
1311     read_unlock (&dir->u.dir.lock);  in _devfs_find_by_dev()
1375     VERIFY_ENTRY ( (struct devfs_entry *) inode->u.generic_ip );  in get_devfs_entry_from_vfs_inode()
1376     return inode->u.generic_ip;  in get_devfs_entry_from_vfs_inode()
1600 	de->u.fcb.u.device.major = major;  in devfs_register()
1601 	de->u.fcb.u.device.minor = minor;  in devfs_register()
1602 	de->u.fcb.autogen = kdev_none (devnum) ? FALSE : TRUE;  in devfs_register()
1622     de->u.fcb.ops = ops;  in devfs_register()
1623     de->u.fcb.auto_owner = (flags & DEVFS_FL_AUTO_OWNER) ? TRUE : FALSE;  in devfs_register()
1624     de->u.fcb.aopen_notify = (flags & DEVFS_FL_AOPEN_NOTIFY) ? TRUE : FALSE;  in devfs_register()
1626     if (flags & DEVFS_FL_REMOVABLE) de->u.fcb.removable = TRUE;  in devfs_register()
1627     if ( ( err = _devfs_append_entry (dir, de, de->u.fcb.removable, NULL) )  in devfs_register()
1658     if (de->prev == NULL) parent->u.dir.first = de->next;  in _devfs_unhook()
1660     if (de->next == NULL) parent->u.dir.last = de->prev;  in _devfs_unhook()
1665 	 de->u.fcb.removable )  in _devfs_unhook()
1666 	--parent->u.dir.num_removable;  in _devfs_unhook()
1684     write_unlock (&dir->u.dir.lock);  in _devfs_unregister()
1696 	write_lock (&de->u.dir.lock);  in _devfs_unregister()
1697 	de->u.dir.no_more_additions = TRUE;  in _devfs_unregister()
1698 	child = de->u.dir.first;  in _devfs_unregister()
1721     write_lock (&de->parent->u.dir.lock);  in devfs_unregister()
1760     de->u.symlink.linkname = newlink;  in devfs_do_symlink()
1761     de->u.symlink.length = linklength;  in devfs_do_symlink()
1924 	if (de->u.fcb.auto_owner) fl |= DEVFS_FL_AUTO_OWNER;  in devfs_get_flags()
1925 	if (de->u.fcb.aopen_notify) fl |= DEVFS_FL_AOPEN_NOTIFY;  in devfs_get_flags()
1926 	if (de->u.fcb.removable) fl |= DEVFS_FL_REMOVABLE;  in devfs_get_flags()
1949 	de->u.fcb.auto_owner = (flags & DEVFS_FL_AUTO_OWNER) ? TRUE : FALSE;  in devfs_set_flags()
1950 	de->u.fcb.aopen_notify = (flags & DEVFS_FL_AOPEN_NOTIFY) ? TRUE:FALSE;  in devfs_set_flags()
1972     if (major != NULL) *major = de->u.fcb.u.device.major;  in devfs_get_maj_min()
1973     if (minor != NULL) *minor = de->u.fcb.u.device.minor;  in devfs_get_maj_min()
2007 #define NAMEOF(de) ( (de)->mode ? (de)->name : (de)->u.name )  in devfs_generate_path()
2043     if (de->u.fcb.ops == NULL) return NULL;  in devfs_get_ops()
2044     read_lock (&de->parent->u.dir.lock);  /*  Prevent module from unloading  */  in devfs_get_ops()
2047 	owner = ( (struct file_operations *) de->u.fcb.ops )->owner;  in devfs_get_ops()
2048     else owner = ( (struct block_device_operations *) de->u.fcb.ops )->owner;  in devfs_get_ops()
2051 	read_unlock (&de->parent->u.dir.lock);  in devfs_get_ops()
2054     read_unlock (&de->parent->u.dir.lock);  /*  Module can continue unloading*/  in devfs_get_ops()
2055     return de->u.fcb.ops;  in devfs_get_ops()
2074     if (de->u.fcb.ops == NULL) return;  in devfs_put_ops()
2076 	owner = ( (struct file_operations *) de->u.fcb.ops )->owner;  in devfs_put_ops()
2077     else owner = ( (struct block_device_operations *) de->u.fcb.ops )->owner;  in devfs_put_ops()
2095     if (de->u.fcb.u.file.size == size) return 0;  in devfs_set_file_size()
2096     de->u.fcb.u.file.size = size;  in devfs_set_file_size()
2160     return de->u.dir.first;  in devfs_get_first_child()
2424     buf->u.name = name;  in try_modload()
2448     kdev_t dev = mk_kdev (de->u.fcb.u.device.major, de->u.fcb.u.device.minor);  in check_disc_changed()
2486     read_lock (&dir->u.dir.lock);  in scan_dir_for_removable()
2487     if (dir->u.dir.num_removable < 1) de = NULL;  in scan_dir_for_removable()
2490 	for (de = dir->u.dir.first; de != NULL; de = de->next)  in scan_dir_for_removable()
2492 	    if (S_ISBLK (de->mode) && de->u.fcb.removable) break;  in scan_dir_for_removable()
2496     read_unlock (&dir->u.dir.lock);  in scan_dir_for_removable()
2520     if (dir->u.dir.num_removable < 1)  in get_removable_partition()
2522 	read_unlock (&dir->u.dir.lock);  in get_removable_partition()
2525     for (de = dir->u.dir.first; de != NULL; de = de->next)  in get_removable_partition()
2527 	if (!S_ISBLK (de->mode) || !de->u.fcb.removable) continue;  in get_removable_partition()
2535     read_unlock (&dir->u.dir.lock);  in get_removable_partition()
2555     struct fs_info *fs_info = inode->i_sb->u.generic_sbp;  in devfs_notify_change()
2570 	   !S_ISBLK (inode->i_mode) ) || !de->u.fcb.auto_owner )  in devfs_notify_change()
2635 	read_lock (&de->parent->u.dir.lock);  in _devfs_get_vfs_inode()
2637 	read_unlock (&de->parent->u.dir.lock);  in _devfs_get_vfs_inode()
2645     inode->u.generic_ip = devfs_get (de);  in _devfs_get_vfs_inode()
2656 	inode->i_rdev = mk_kdev (de->u.fcb.u.device.major,  in _devfs_get_vfs_inode()
2657 				 de->u.fcb.u.device.minor);  in _devfs_get_vfs_inode()
2663 	inode->i_rdev = mk_kdev (de->u.fcb.u.device.major,  in _devfs_get_vfs_inode()
2664 				 de->u.fcb.u.device.minor);  in _devfs_get_vfs_inode()
2667 	    if (!inode->i_bdev->bd_op && de->u.fcb.ops)  in _devfs_get_vfs_inode()
2668 		inode->i_bdev->bd_op = de->u.fcb.ops;  in _devfs_get_vfs_inode()
2676 	inode->i_size = de->u.fcb.u.file.size;  in _devfs_get_vfs_inode()
2687 	inode->i_size = de->u.symlink.length;  in _devfs_get_vfs_inode()
2689     if (is_fcb && de->u.fcb.auto_owner)  in _devfs_get_vfs_inode()
2713     fs_info = inode->i_sb->u.generic_sbp;  in devfs_readdir()
2739 	read_lock (&parent->u.dir.lock);  in devfs_readdir()
2740 	for (de = parent->u.dir.first; de && (count > 0); de = de->next)  in devfs_readdir()
2743 	read_unlock (&parent->u.dir.lock);  in devfs_readdir()
2761 	    read_lock (&parent->u.dir.lock);  in devfs_readdir()
2763 	    read_unlock (&parent->u.dir.lock);  in devfs_readdir()
2777     struct fs_info *fs_info = inode->i_sb->u.generic_sbp;  in devfs_open()
2783     df = &de->u.fcb;  in devfs_open()
2909     fs_info = inode->i_sb->u.generic_sbp;  in devfs_d_delete()
2916     if (!de->u.fcb.open) return 0;  in devfs_d_delete()
2917     de->u.fcb.open = FALSE;  in devfs_d_delete()
2918     if (de->u.fcb.aopen_notify)  in devfs_d_delete()
2921     if (!de->u.fcb.auto_owner) return 0;  in devfs_d_delete()
2938     struct fs_info *fs_info = dir->i_sb->u.generic_sbp;  in devfs_d_revalidate_wait()
2955 	    read_lock (&parent->u.dir.lock);  in devfs_d_revalidate_wait()
2958 	    read_unlock (&parent->u.dir.lock);  in devfs_d_revalidate_wait()
2972     read_lock (&parent->u.dir.lock);  in devfs_d_revalidate_wait()
2977 	read_unlock (&parent->u.dir.lock);  in devfs_d_revalidate_wait()
2980     else read_unlock (&parent->u.dir.lock);  in devfs_d_revalidate_wait()
2991     struct fs_info *fs_info = dir->i_sb->u.generic_sbp;  in devfs_lookup()
3004     read_lock (&parent->u.dir.lock);  in devfs_lookup()
3006     if (de) read_unlock (&parent->u.dir.lock);  in devfs_lookup()
3012 	    read_lock (&parent->u.dir.lock);  in devfs_lookup()
3015 	    read_unlock (&parent->u.dir.lock);  in devfs_lookup()
3048 	read_lock (&parent->u.dir.lock);  in devfs_lookup()
3051 	read_unlock (&parent->u.dir.lock);  in devfs_lookup()
3068     write_lock (&parent->u.dir.lock);  in devfs_lookup()
3070     write_unlock (&parent->u.dir.lock);  in devfs_lookup()
3080     struct fs_info *fs_info = dir->i_sb->u.generic_sbp;  in devfs_unlink()
3086     write_lock (&de->parent->u.dir.lock);  in devfs_unlink()
3088     write_unlock (&de->parent->u.dir.lock);  in devfs_unlink()
3102     struct fs_info *fs_info = dir->i_sb->u.generic_sbp;  in devfs_symlink()
3134     struct fs_info *fs_info = dir->i_sb->u.generic_sbp;  in devfs_mkdir()
3166     struct fs_info *fs_info = dir->i_sb->u.generic_sbp;  in devfs_rmdir()
3169     if (dir->i_sb->u.generic_sbp != inode->i_sb->u.generic_sbp) return -EINVAL;  in devfs_rmdir()
3175     write_lock (&de->u.dir.lock);  in devfs_rmdir()
3176     if (de->u.dir.first) err = -ENOTEMPTY;  in devfs_rmdir()
3177     else de->u.dir.no_more_additions = TRUE;  in devfs_rmdir()
3178     write_unlock (&de->u.dir.lock);  in devfs_rmdir()
3181     write_lock (&de->parent->u.dir.lock);  in devfs_rmdir()
3183     write_unlock (&de->parent->u.dir.lock);  in devfs_rmdir()
3197     struct fs_info *fs_info = dir->i_sb->u.generic_sbp;  in devfs_mknod()
3210 	de->u.fcb.u.device.major = MAJOR (rdev);  in devfs_mknod()
3211 	de->u.fcb.u.device.minor = MINOR (rdev);  in devfs_mknod()
3238     err = vfs_readlink (dentry, buffer, buflen, de->u.symlink.linkname);  in devfs_readlink()
3249     err = vfs_follow_link (nd, de->u.symlink.linkname);  in devfs_follow_link()
3286     sb->u.generic_sbp = &fs_info;  in devfs_read_super()
3295     DPRINTK (DEBUG_S_READ, "(): made devfs ptr: %p\n", sb->u.generic_sbp);  in devfs_read_super()
3318     struct fs_info *fs_info = file->f_dentry->d_inode->i_sb->u.generic_sbp;  in devfsd_read()
3358 	info->major = de->u.fcb.u.device.major;  in devfsd_read()
3359 	info->minor = de->u.fcb.u.device.minor;  in devfsd_read()
3419     struct fs_info *fs_info = inode->i_sb->u.generic_sbp;  in devfsd_ioctl()
3476     struct fs_info *fs_info = inode->i_sb->u.generic_sbp;  in devfsd_close()