auto_fs4.h
上传用户:lgb322
上传日期:2013-02-24
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文件大小:1k
- /* -*- c -*-
- * linux/include/linux/auto_fs4.h
- *
- * Copyright 1999-2000 Jeremy Fitzhardinge <jeremy@goop.org>
- *
- * This file is part of the Linux kernel and is made available under
- * the terms of the GNU General Public License, version 2, or at your
- * option, any later version, incorporated herein by reference.
- */
- #ifndef _LINUX_AUTO_FS4_H
- #define _LINUX_AUTO_FS4_H
- /* Include common v3 definitions */
- #include <linux/auto_fs.h>
- /* autofs v4 definitions */
- #undef AUTOFS_PROTO_VERSION
- #undef AUTOFS_MIN_PROTO_VERSION
- #undef AUTOFS_MAX_PROTO_VERSION
- #define AUTOFS_PROTO_VERSION 4
- #define AUTOFS_MIN_PROTO_VERSION 3
- #define AUTOFS_MAX_PROTO_VERSION 4
- /* New message type */
- #define autofs_ptype_expire_multi 2 /* Expire entry (umount request) */
- /* v4 multi expire (via pipe) */
- struct autofs_packet_expire_multi {
- struct autofs_packet_hdr hdr;
- autofs_wqt_t wait_queue_token;
- int len;
- char name[NAME_MAX+1];
- };
- union autofs_packet_union {
- struct autofs_packet_hdr hdr;
- struct autofs_packet_missing missing;
- struct autofs_packet_expire expire;
- struct autofs_packet_expire_multi expire_multi;
- };
- #define AUTOFS_IOC_EXPIRE_MULTI _IOW(0x93,0x66,int)
- #endif /* _LINUX_AUTO_FS4_H */