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| author | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-10-19 15:19:19 -0400 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-10-19 15:19:19 -0400 |
| commit | e05dacd71db0a5da7c1a44bcaab2a8a240b9c233 (patch) | |
| tree | 31382cf1c7d62c03126448affb2fc86e8c4aaa8b /include/uapi/linux/auto_fs.h | |
| parent | 3ab0b83bf6a1e834f4b884150d8012990c75d25d (diff) | |
| parent | ddffeb8c4d0331609ef2581d84de4d763607bd37 (diff) | |
| download | lwn-e05dacd71db0a5da7c1a44bcaab2a8a240b9c233.tar.gz lwn-e05dacd71db0a5da7c1a44bcaab2a8a240b9c233.zip | |
Merge commit 'v3.7-rc1' into stable/for-linus-3.7
* commit 'v3.7-rc1': (10892 commits)
Linux 3.7-rc1
x86, boot: Explicitly include autoconf.h for hostprogs
perf: Fix UAPI fallout
ARM: config: make sure that platforms are ordered by option string
ARM: config: sort select statements alphanumerically
UAPI: (Scripted) Disintegrate include/linux/byteorder
UAPI: (Scripted) Disintegrate include/linux
UAPI: Unexport linux/blk_types.h
UAPI: Unexport part of linux/ppp-comp.h
perf: Handle new rbtree implementation
procfs: don't need a PATH_MAX allocation to hold a string representation of an int
vfs: embed struct filename inside of names_cache allocation if possible
audit: make audit_inode take struct filename
vfs: make path_openat take a struct filename pointer
vfs: turn do_path_lookup into wrapper around struct filename variant
audit: allow audit code to satisfy getname requests from its names_list
vfs: define struct filename and have getname() return it
btrfs: Fix compilation with user namespace support enabled
userns: Fix posix_acl_file_xattr_userns gid conversion
userns: Properly print bluetooth socket uids
...
Diffstat (limited to 'include/uapi/linux/auto_fs.h')
| -rw-r--r-- | include/uapi/linux/auto_fs.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/include/uapi/linux/auto_fs.h b/include/uapi/linux/auto_fs.h new file mode 100644 index 000000000000..77cdba9df274 --- /dev/null +++ b/include/uapi/linux/auto_fs.h @@ -0,0 +1,83 @@ +/* -*- linux-c -*- ------------------------------------------------------- * + * + * linux/include/linux/auto_fs.h + * + * Copyright 1997 Transmeta Corporation - All Rights Reserved + * + * 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 _UAPI_LINUX_AUTO_FS_H +#define _UAPI_LINUX_AUTO_FS_H + +#include <linux/types.h> +#ifndef __KERNEL__ +#include <sys/ioctl.h> +#endif /* __KERNEL__ */ + + +/* This file describes autofs v3 */ +#define AUTOFS_PROTO_VERSION 3 + +/* Range of protocol versions defined */ +#define AUTOFS_MAX_PROTO_VERSION AUTOFS_PROTO_VERSION +#define AUTOFS_MIN_PROTO_VERSION AUTOFS_PROTO_VERSION + +/* + * Architectures where both 32- and 64-bit binaries can be executed + * on 64-bit kernels need this. This keeps the structure format + * uniform, and makes sure the wait_queue_token isn't too big to be + * passed back down to the kernel. + * + * This assumes that on these architectures: + * mode 32 bit 64 bit + * ------------------------- + * int 32 bit 32 bit + * long 32 bit 64 bit + * + * If so, 32-bit user-space code should be backwards compatible. + */ + +#if defined(__sparc__) || defined(__mips__) || defined(__x86_64__) \ + || defined(__powerpc__) || defined(__s390__) +typedef unsigned int autofs_wqt_t; +#else +typedef unsigned long autofs_wqt_t; +#endif + +/* Packet types */ +#define autofs_ptype_missing 0 /* Missing entry (mount request) */ +#define autofs_ptype_expire 1 /* Expire entry (umount request) */ + +struct autofs_packet_hdr { + int proto_version; /* Protocol version */ + int type; /* Type of packet */ +}; + +struct autofs_packet_missing { + struct autofs_packet_hdr hdr; + autofs_wqt_t wait_queue_token; + int len; + char name[NAME_MAX+1]; +}; + +/* v3 expire (via ioctl) */ +struct autofs_packet_expire { + struct autofs_packet_hdr hdr; + int len; + char name[NAME_MAX+1]; +}; + +#define AUTOFS_IOC_READY _IO(0x93,0x60) +#define AUTOFS_IOC_FAIL _IO(0x93,0x61) +#define AUTOFS_IOC_CATATONIC _IO(0x93,0x62) +#define AUTOFS_IOC_PROTOVER _IOR(0x93,0x63,int) +#define AUTOFS_IOC_SETTIMEOUT32 _IOWR(0x93,0x64,compat_ulong_t) +#define AUTOFS_IOC_SETTIMEOUT _IOWR(0x93,0x64,unsigned long) +#define AUTOFS_IOC_EXPIRE _IOR(0x93,0x65,struct autofs_packet_expire) + +#endif /* _UAPI_LINUX_AUTO_FS_H */ |
