linux/include/uapi/asm-generic/statfs.h

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_GENERIC_STATFS_H
#define _UAPI_GENERIC_STATFS_H

#include <linux/types.h>


/*
 * Most 64-bit platforms use 'long', while most 32-bit platforms use '__u32'.
 * Yes, they differ in signedness as well as size.
 * Special cases can override it for themselves -- except for S390x, which
 * is just a little too special for us. And MIPS, which I'm not touching
 * with a 10' pole.
 */
#ifndef __statfs_word
#if __BITS_PER_LONG == 64
#define __statfs_word …
#else
#define __statfs_word …
#endif
#endif

struct statfs { … };

/*
 * ARM needs to avoid the 32-bit padding at the end, for consistency
 * between EABI and OABI 
 */
#ifndef ARCH_PACK_STATFS64
#define ARCH_PACK_STATFS64
#endif

struct statfs64 { … } ARCH_PACK_STATFS64;

/* 
 * IA64 and x86_64 need to avoid the 32-bit padding at the end,
 * to be compatible with the i386 ABI
 */
#ifndef ARCH_PACK_COMPAT_STATFS64
#define ARCH_PACK_COMPAT_STATFS64
#endif

struct compat_statfs64 { … } ARCH_PACK_COMPAT_STATFS64;

#endif /* _UAPI_GENERIC_STATFS_H */