| Vegard Nossum | 77ef50a | 2008-06-18 17:08:48 +0200 | [diff] [blame] | 1 | #ifndef ASM_X86__SEMBUF_H |
| 2 | #define ASM_X86__SEMBUF_H |
| Thomas Gleixner | 003a46c | 2007-10-15 13:57:47 +0200 | [diff] [blame] | 3 | |
| 4 | /* |
| 5 | * The semid64_ds structure for x86 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 | struct semid64_ds { |
| 14 | struct ipc64_perm sem_perm; /* permissions .. see ipc.h */ |
| 15 | __kernel_time_t sem_otime; /* last semop time */ |
| 16 | unsigned long __unused1; |
| 17 | __kernel_time_t sem_ctime; /* last change time */ |
| 18 | unsigned long __unused2; |
| 19 | unsigned long sem_nsems; /* no. of semaphores in array */ |
| 20 | unsigned long __unused3; |
| 21 | unsigned long __unused4; |
| 22 | }; |
| 23 | |
| Vegard Nossum | 77ef50a | 2008-06-18 17:08:48 +0200 | [diff] [blame] | 24 | #endif /* ASM_X86__SEMBUF_H */ |