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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/include/uapi/asm-generic/statfs.h
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */

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#ifndef _UAPI_GENERIC_STATFS_H

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#define _UAPI_GENERIC_STATFS_H

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#include <linux/types.h>

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/*

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 * Most 64-bit platforms use 'long', while most 32-bit platforms use '__u32'.

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 * Yes, they differ in signedness as well as size.

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 * Special cases can override it for themselves -- except for S390x, which

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 * is just a little too special for us. And MIPS, which I'm not touching

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 * with a 10' pole.

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 */

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#ifndef __statfs_word

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#if __BITS_PER_LONG == 64

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#define __statfs_word __kernel_long_t

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#else

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#define __statfs_word __u32

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#endif

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#endif

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struct statfs {

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	__statfs_word f_type;

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	__statfs_word f_bsize;

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	__statfs_word f_blocks;

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	__statfs_word f_bfree;

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	__statfs_word f_bavail;

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	__statfs_word f_files;

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	__statfs_word f_ffree;

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	__kernel_fsid_t f_fsid;

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	__statfs_word f_namelen;

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	__statfs_word f_frsize;

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	__statfs_word f_flags;

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	__statfs_word f_spare[4];

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};

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/*

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 * ARM needs to avoid the 32-bit padding at the end, for consistency

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 * between EABI and OABI 

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 */

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#ifndef ARCH_PACK_STATFS64

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#define ARCH_PACK_STATFS64

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#endif

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struct statfs64 {

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	__statfs_word f_type;

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	__statfs_word f_bsize;

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	__u64 f_blocks;

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	__u64 f_bfree;

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	__u64 f_bavail;

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	__u64 f_files;

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	__u64 f_ffree;

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	__kernel_fsid_t f_fsid;

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	__statfs_word f_namelen;

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	__statfs_word f_frsize;

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	__statfs_word f_flags;

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	__statfs_word f_spare[4];

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} ARCH_PACK_STATFS64;

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/* 

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 * IA64 and x86_64 need to avoid the 32-bit padding at the end,

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 * to be compatible with the i386 ABI

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 */

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#ifndef ARCH_PACK_COMPAT_STATFS64

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#define ARCH_PACK_COMPAT_STATFS64

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#endif

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struct compat_statfs64 {

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	__u32 f_type;

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	__u32 f_bsize;

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	__u64 f_blocks;

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	__u64 f_bfree;

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	__u64 f_bavail;

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	__u64 f_files;

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	__u64 f_ffree;

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	__kernel_fsid_t f_fsid;

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	__u32 f_namelen;

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	__u32 f_frsize;

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	__u32 f_flags;

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	__u32 f_spare[4];

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} ARCH_PACK_COMPAT_STATFS64;

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#endif /* _UAPI_GENERIC_STATFS_H */

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