diff options
Diffstat (limited to 'fs/ntfs/layout.h')
-rw-r--r-- | fs/ntfs/layout.h | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/fs/ntfs/layout.h b/fs/ntfs/layout.h index d5491de6abf4..01f2dfa39cec 100644 --- a/fs/ntfs/layout.h +++ b/fs/ntfs/layout.h | |||
@@ -308,22 +308,19 @@ typedef le16 MFT_RECORD_FLAGS; | |||
308 | * The _LE versions are to be applied on little endian MFT_REFs. | 308 | * The _LE versions are to be applied on little endian MFT_REFs. |
309 | * Note: The _LE versions will return a CPU endian formatted value! | 309 | * Note: The _LE versions will return a CPU endian formatted value! |
310 | */ | 310 | */ |
311 | typedef enum { | 311 | #define MFT_REF_MASK_CPU 0x0000ffffffffffffULL |
312 | MFT_REF_MASK_CPU = 0x0000ffffffffffffULL, | 312 | #define MFT_REF_MASK_LE const_cpu_to_le64(0x0000ffffffffffffULL) |
313 | MFT_REF_MASK_LE = const_cpu_to_le64(0x0000ffffffffffffULL), | ||
314 | } MFT_REF_CONSTS; | ||
315 | 313 | ||
316 | typedef u64 MFT_REF; | 314 | typedef u64 MFT_REF; |
317 | typedef le64 leMFT_REF; | 315 | typedef le64 leMFT_REF; |
318 | 316 | ||
319 | #define MK_MREF(m, s) ((MFT_REF)(((MFT_REF)(s) << 48) | \ | 317 | #define MK_MREF(m, s) ((MFT_REF)(((MFT_REF)(s) << 48) | \ |
320 | ((MFT_REF)(m) & (u64)MFT_REF_MASK_CPU))) | 318 | ((MFT_REF)(m) & MFT_REF_MASK_CPU))) |
321 | #define MK_LE_MREF(m, s) cpu_to_le64(MK_MREF(m, s)) | 319 | #define MK_LE_MREF(m, s) cpu_to_le64(MK_MREF(m, s)) |
322 | 320 | ||
323 | #define MREF(x) ((unsigned long)((x) & (u64)MFT_REF_MASK_CPU)) | 321 | #define MREF(x) ((unsigned long)((x) & MFT_REF_MASK_CPU)) |
324 | #define MSEQNO(x) ((u16)(((x) >> 48) & 0xffff)) | 322 | #define MSEQNO(x) ((u16)(((x) >> 48) & 0xffff)) |
325 | #define MREF_LE(x) ((unsigned long)(le64_to_cpu(x) & \ | 323 | #define MREF_LE(x) ((unsigned long)(le64_to_cpu(x) & MFT_REF_MASK_CPU)) |
326 | (u64)MFT_REF_MASK_CPU)) | ||
327 | #define MSEQNO_LE(x) ((u16)((le64_to_cpu(x) >> 48) & 0xffff)) | 324 | #define MSEQNO_LE(x) ((u16)((le64_to_cpu(x) >> 48) & 0xffff)) |
328 | 325 | ||
329 | #define IS_ERR_MREF(x) (((x) & 0x0000800000000000ULL) ? 1 : 0) | 326 | #define IS_ERR_MREF(x) (((x) & 0x0000800000000000ULL) ? 1 : 0) |