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| author | Ingo Molnar <mingo@elte.hu> | 2008-10-17 12:25:43 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-17 12:25:43 +0200 |
| commit | 0f1f6dec9593c8319714c927dafb443548a1452a (patch) | |
| tree | 74f887dc86747523e82f08900501073f451996cc /include/asm-generic/statfs.h | |
| parent | sched: only update rq->clock while holding rq->lock (diff) | |
| parent | {pci,pnp} quirks.c: don't use deprecated print_fn_descriptor_symbol() (diff) | |
| download | linux-0f1f6dec9593c8319714c927dafb443548a1452a.tar.xz linux-0f1f6dec9593c8319714c927dafb443548a1452a.zip | |
Merge branch 'linus' into sched/urgent
Diffstat (limited to 'include/asm-generic/statfs.h')
| -rw-r--r-- | include/asm-generic/statfs.h | 65 |
1 files changed, 48 insertions, 17 deletions
diff --git a/include/asm-generic/statfs.h b/include/asm-generic/statfs.h index 1d01043e797d..6129d6802149 100644 --- a/include/asm-generic/statfs.h +++ b/include/asm-generic/statfs.h @@ -6,33 +6,64 @@ typedef __kernel_fsid_t fsid_t; #endif +/* + * 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 long +#else +#define __statfs_word __u32 +#endif +#endif + struct statfs { - __u32 f_type; - __u32 f_bsize; - __u32 f_blocks; - __u32 f_bfree; - __u32 f_bavail; - __u32 f_files; - __u32 f_ffree; + __statfs_word f_type; + __statfs_word f_bsize; + __statfs_word f_blocks; + __statfs_word f_bfree; + __statfs_word f_bavail; + __statfs_word f_files; + __statfs_word f_ffree; __kernel_fsid_t f_fsid; - __u32 f_namelen; - __u32 f_frsize; - __u32 f_spare[5]; + __statfs_word f_namelen; + __statfs_word f_frsize; + __statfs_word f_spare[5]; }; +/* + * 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 { - __u32 f_type; - __u32 f_bsize; + __statfs_word f_type; + __statfs_word f_bsize; __u64 f_blocks; __u64 f_bfree; __u64 f_bavail; __u64 f_files; __u64 f_ffree; __kernel_fsid_t f_fsid; - __u32 f_namelen; - __u32 f_frsize; - __u32 f_spare[5]; -}; + __statfs_word f_namelen; + __statfs_word f_frsize; + __statfs_word f_spare[5]; +} 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 { __u32 f_type; @@ -46,6 +77,6 @@ struct compat_statfs64 { __u32 f_namelen; __u32 f_frsize; __u32 f_spare[5]; -}; +} ARCH_PACK_COMPAT_STATFS64; #endif |