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      1 #ifndef _UAPI_GENERIC_STATFS_H
      2 #define _UAPI_GENERIC_STATFS_H
      3 
      4 #include <linux/types.h>
      5 
      6 
      7 /*
      8  * Most 64-bit platforms use 'long', while most 32-bit platforms use '__u32'.
      9  * Yes, they differ in signedness as well as size.
     10  * Special cases can override it for themselves -- except for S390x, which
     11  * is just a little too special for us. And MIPS, which I'm not touching
     12  * with a 10' pole.
     13  */
     14 #ifndef __statfs_word
     15 #if __BITS_PER_LONG == 64
     16 #define __statfs_word __kernel_long_t
     17 #else
     18 #define __statfs_word __u32
     19 #endif
     20 #endif
     21 
     22 struct statfs {
     23 	__statfs_word f_type;
     24 	__statfs_word f_bsize;
     25 	__statfs_word f_blocks;
     26 	__statfs_word f_bfree;
     27 	__statfs_word f_bavail;
     28 	__statfs_word f_files;
     29 	__statfs_word f_ffree;
     30 	__kernel_fsid_t f_fsid;
     31 	__statfs_word f_namelen;
     32 	__statfs_word f_frsize;
     33 	__statfs_word f_flags;
     34 	__statfs_word f_spare[4];
     35 };
     36 
     37 /*
     38  * ARM needs to avoid the 32-bit padding at the end, for consistency
     39  * between EABI and OABI
     40  */
     41 #ifndef ARCH_PACK_STATFS64
     42 #define ARCH_PACK_STATFS64
     43 #endif
     44 
     45 struct statfs64 {
     46 	__statfs_word f_type;
     47 	__statfs_word f_bsize;
     48 	__u64 f_blocks;
     49 	__u64 f_bfree;
     50 	__u64 f_bavail;
     51 	__u64 f_files;
     52 	__u64 f_ffree;
     53 	__kernel_fsid_t f_fsid;
     54 	__statfs_word f_namelen;
     55 	__statfs_word f_frsize;
     56 	__statfs_word f_flags;
     57 	__statfs_word f_spare[4];
     58 } ARCH_PACK_STATFS64;
     59 
     60 /*
     61  * IA64 and x86_64 need to avoid the 32-bit padding at the end,
     62  * to be compatible with the i386 ABI
     63  */
     64 #ifndef ARCH_PACK_COMPAT_STATFS64
     65 #define ARCH_PACK_COMPAT_STATFS64
     66 #endif
     67 
     68 struct compat_statfs64 {
     69 	__u32 f_type;
     70 	__u32 f_bsize;
     71 	__u64 f_blocks;
     72 	__u64 f_bfree;
     73 	__u64 f_bavail;
     74 	__u64 f_files;
     75 	__u64 f_ffree;
     76 	__kernel_fsid_t f_fsid;
     77 	__u32 f_namelen;
     78 	__u32 f_frsize;
     79 	__u32 f_flags;
     80 	__u32 f_spare[4];
     81 } ARCH_PACK_COMPAT_STATFS64;
     82 
     83 #endif /* _UAPI_GENERIC_STATFS_H */
     84