x86, UV: Add support for SGI UV2 hub chip
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / arch / x86 / include / asm / sembuf.h
blobee50c801f7b7eda1d4ea2aeea1f99cfaf1b03ccd
1 #ifndef _ASM_X86_SEMBUF_H
2 #define _ASM_X86_SEMBUF_H
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.
9 * Pad space is left for:
10 * - 64-bit time_t to solve y2038 problem
11 * - 2 miscellaneous 32-bit values
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;
24 #endif /* _ASM_X86_SEMBUF_H */