Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef _PARISC_SHMBUF_H |
| 2 | #define _PARISC_SHMBUF_H |
| 3 | |
Helge Deller | d8f5457 | 2014-11-10 22:04:47 +0100 | [diff] [blame] | 4 | #include <asm/bitsperlong.h> |
| 5 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6 | /* |
| 7 | * The shmid64_ds structure for parisc architecture. |
| 8 | * Note extra padding because this structure is passed back and forth |
| 9 | * between kernel and user space. |
| 10 | * |
| 11 | * Pad space is left for: |
| 12 | * - 64-bit time_t to solve y2038 problem |
| 13 | * - 2 miscellaneous 32-bit values |
| 14 | */ |
| 15 | |
| 16 | struct shmid64_ds { |
| 17 | struct ipc64_perm shm_perm; /* operation perms */ |
Helge Deller | d8f5457 | 2014-11-10 22:04:47 +0100 | [diff] [blame] | 18 | #if __BITS_PER_LONG != 64 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 19 | unsigned int __pad1; |
| 20 | #endif |
| 21 | __kernel_time_t shm_atime; /* last attach time */ |
Helge Deller | d8f5457 | 2014-11-10 22:04:47 +0100 | [diff] [blame] | 22 | #if __BITS_PER_LONG != 64 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | unsigned int __pad2; |
| 24 | #endif |
| 25 | __kernel_time_t shm_dtime; /* last detach time */ |
Helge Deller | d8f5457 | 2014-11-10 22:04:47 +0100 | [diff] [blame] | 26 | #if __BITS_PER_LONG != 64 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 | unsigned int __pad3; |
| 28 | #endif |
| 29 | __kernel_time_t shm_ctime; /* last change time */ |
Helge Deller | d8f5457 | 2014-11-10 22:04:47 +0100 | [diff] [blame] | 30 | #if __BITS_PER_LONG != 64 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 31 | unsigned int __pad4; |
| 32 | #endif |
Helge Deller | d0cf62f | 2015-11-06 23:36:01 +0100 | [diff] [blame] | 33 | __kernel_size_t shm_segsz; /* size of segment (bytes) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 34 | __kernel_pid_t shm_cpid; /* pid of creator */ |
| 35 | __kernel_pid_t shm_lpid; /* pid of last operator */ |
Helge Deller | d0cf62f | 2015-11-06 23:36:01 +0100 | [diff] [blame] | 36 | unsigned long shm_nattch; /* no. of current attaches */ |
| 37 | unsigned long __unused1; |
| 38 | unsigned long __unused2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 39 | }; |
| 40 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 41 | struct shminfo64 { |
Helge Deller | 2fe749f | 2014-11-10 21:46:18 +0100 | [diff] [blame] | 42 | unsigned long shmmax; |
| 43 | unsigned long shmmin; |
| 44 | unsigned long shmmni; |
| 45 | unsigned long shmseg; |
| 46 | unsigned long shmall; |
| 47 | unsigned long __unused1; |
| 48 | unsigned long __unused2; |
| 49 | unsigned long __unused3; |
| 50 | unsigned long __unused4; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 51 | }; |
| 52 | |
| 53 | #endif /* _PARISC_SHMBUF_H */ |