jbd: Journal block numbers can ever be only 32-bit use unsigned int for them
[linux/fpc-iii.git] / arch / sparc / include / asm / shmbuf.h
blob83a16055363fc4b7498625d4f62e24e62cc31c73
1 #ifndef _SPARC_SHMBUF_H
2 #define _SPARC_SHMBUF_H
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.
9 * Pad space is left for:
10 * - 64-bit time_t to solve y2038 problem
11 * - 2 miscellaneous 32-bit values
14 #if defined(__sparc__) && defined(__arch64__)
15 # define PADDING(x)
16 #else
17 # define PADDING(x) unsigned int x;
18 #endif
20 struct shmid64_ds {
21 struct ipc64_perm shm_perm; /* operation perms */
22 PADDING(__pad1)
23 __kernel_time_t shm_atime; /* last attach time */
24 PADDING(__pad2)
25 __kernel_time_t shm_dtime; /* last detach time */
26 PADDING(__pad3)
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;
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;
48 #undef PADDING
50 #endif /* _SPARC_SHMBUF_H */