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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef _GENERIC_STATFS_H
2#define _GENERIC_STATFS_H
3
Arnd Bergmann3a471cb2009-02-26 00:51:45 +01004#include <linux/types.h>
5
6#ifdef __KERNEL__
Linus Torvalds1da177e2005-04-16 15:20:36 -07007typedef __kernel_fsid_t fsid_t;
8#endif
9
David Woodhouse92a75072008-09-01 14:07:11 +010010/*
11 * Most 64-bit platforms use 'long', while most 32-bit platforms use '__u32'.
12 * Yes, they differ in signedness as well as size.
13 * Special cases can override it for themselves -- except for S390x, which
14 * is just a little too special for us. And MIPS, which I'm not touching
15 * with a 10' pole.
16 */
17#ifndef __statfs_word
18#if BITS_PER_LONG == 64
19#define __statfs_word long
20#else
21#define __statfs_word __u32
22#endif
23#endif
24
Linus Torvalds1da177e2005-04-16 15:20:36 -070025struct statfs {
David Woodhouse92a75072008-09-01 14:07:11 +010026 __statfs_word f_type;
27 __statfs_word f_bsize;
28 __statfs_word f_blocks;
29 __statfs_word f_bfree;
30 __statfs_word f_bavail;
31 __statfs_word f_files;
32 __statfs_word f_ffree;
Linus Torvalds1da177e2005-04-16 15:20:36 -070033 __kernel_fsid_t f_fsid;
David Woodhouse92a75072008-09-01 14:07:11 +010034 __statfs_word f_namelen;
35 __statfs_word f_frsize;
Christoph Hellwig365b1812010-07-07 18:53:25 +020036 __statfs_word f_flags;
37 __statfs_word f_spare[4];
Linus Torvalds1da177e2005-04-16 15:20:36 -070038};
39
David Woodhouse92a75072008-09-01 14:07:11 +010040/*
41 * ARM needs to avoid the 32-bit padding at the end, for consistency
42 * between EABI and OABI
43 */
44#ifndef ARCH_PACK_STATFS64
45#define ARCH_PACK_STATFS64
46#endif
47
Linus Torvalds1da177e2005-04-16 15:20:36 -070048struct statfs64 {
David Woodhouse92a75072008-09-01 14:07:11 +010049 __statfs_word f_type;
50 __statfs_word f_bsize;
Linus Torvalds1da177e2005-04-16 15:20:36 -070051 __u64 f_blocks;
52 __u64 f_bfree;
53 __u64 f_bavail;
54 __u64 f_files;
55 __u64 f_ffree;
56 __kernel_fsid_t f_fsid;
David Woodhouse92a75072008-09-01 14:07:11 +010057 __statfs_word f_namelen;
58 __statfs_word f_frsize;
Christoph Hellwig365b1812010-07-07 18:53:25 +020059 __statfs_word f_flags;
60 __statfs_word f_spare[4];
David Woodhouse92a75072008-09-01 14:07:11 +010061} ARCH_PACK_STATFS64;
62
63/*
64 * IA64 and x86_64 need to avoid the 32-bit padding at the end,
65 * to be compatible with the i386 ABI
66 */
67#ifndef ARCH_PACK_COMPAT_STATFS64
68#define ARCH_PACK_COMPAT_STATFS64
69#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070070
71struct compat_statfs64 {
72 __u32 f_type;
73 __u32 f_bsize;
74 __u64 f_blocks;
75 __u64 f_bfree;
76 __u64 f_bavail;
77 __u64 f_files;
78 __u64 f_ffree;
79 __kernel_fsid_t f_fsid;
80 __u32 f_namelen;
81 __u32 f_frsize;
Christoph Hellwig365b1812010-07-07 18:53:25 +020082 __u32 f_flags;
83 __u32 f_spare[4];
David Woodhouse92a75072008-09-01 14:07:11 +010084} ARCH_PACK_COMPAT_STATFS64;
Linus Torvalds1da177e2005-04-16 15:20:36 -070085
86#endif