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Diffstat (limited to 'include/linux/auto_fs4.h')
| -rw-r--r-- | include/linux/auto_fs4.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/include/linux/auto_fs4.h b/include/linux/auto_fs4.h new file mode 100644 index 000000000000..d1c7b0ec7c22 --- /dev/null +++ b/include/linux/auto_fs4.h @@ -0,0 +1,57 @@ +/* -*- 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 + +#define AUTOFS_PROTO_SUBVERSION 5 + +/* Mask for expire behaviour */ +#define AUTOFS_EXP_IMMEDIATE 1 +#define AUTOFS_EXP_LEAVES 2 + +/* 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) +#define AUTOFS_IOC_PROTOSUBVER _IOR(0x93,0x67,int) +#define AUTOFS_IOC_ASKREGHOST _IOR(0x93,0x68,int) +#define AUTOFS_IOC_TOGGLEREGHOST _IOR(0x93,0x69,int) +#define AUTOFS_IOC_ASKUMOUNT _IOR(0x93,0x70,int) + + +#endif /* _LINUX_AUTO_FS4_H */ |