projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | #ifndef _SPARC_SHMBUF_H |
| 2 | #define _SPARC_SHMBUF_H | |
| 3 | ||
| 4 | /* | |
| 5 | * The shmid64_ds structure for sparc architecture. | |
| 6 | * Note extra padding because this structure is passed back and forth | |
| 7 | * between kernel and user space. | |
| 8 | * | |
| 9 | * Pad space is left for: | |
| 10 | * - 64-bit time_t to solve y2038 problem | |
| 11 | * - 2 miscellaneous 32-bit values | |
| 12 | */ | |
| 13 | ||
| 2d141962 SR |
14 | #if defined(__sparc__) && defined(__arch64__) |
| 15 | # define PADDING(x) | |
| 16 | #else | |
| 17 | # define PADDING(x) unsigned int x; | |
| 18 | #endif | |
| 19 | ||
| 1da177e4 LT |
20 | struct shmid64_ds { |
| 21 | struct ipc64_perm shm_perm; /* operation perms */ | |
| 2d141962 | 22 | PADDING(__pad1) |
| 1da177e4 | 23 | __kernel_time_t shm_atime; /* last attach time */ |
| 2d141962 | 24 | PADDING(__pad2) |
| 1da177e4 | 25 | __kernel_time_t shm_dtime; /* last detach time */ |
| 2d141962 | 26 | PADDING(__pad3) |
| 1da177e4 LT |
27 | __kernel_time_t shm_ctime; /* last change time */ |
| 28 | size_t shm_segsz; /* size of segment (bytes) */ | |
| 29 | __kernel_pid_t shm_cpid; /* pid of creator */ | |
| 30 | __kernel_pid_t shm_lpid; /* pid of last operator */ | |
| 31 | unsigned long shm_nattch; /* no. of current attaches */ | |
| 32 | unsigned long __unused1; | |
| 33 | unsigned long __unused2; | |
| 34 | }; | |
| 35 | ||
| 36 | struct shminfo64 { | |
| 37 | unsigned long shmmax; | |
| 38 | unsigned long shmmin; | |
| 39 | unsigned long shmmni; | |
| 40 | unsigned long shmseg; | |
| 41 | unsigned long shmall; | |
| 42 | unsigned long __unused1; | |
| 43 | unsigned long __unused2; | |
| 44 | unsigned long __unused3; | |
| 45 | unsigned long __unused4; | |
| 46 | }; | |
| 47 | ||
| 2d141962 SR |
48 | #undef PADDING |
| 49 | ||
| 1da177e4 | 50 | #endif /* _SPARC_SHMBUF_H */ |