1#ifndef _BFIN_SHMBUF_H
2#define _BFIN_SHMBUF_H
3
4/*
5 * The shmid64_ds structure for bfin 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
14struct shmid64_ds {
15	struct ipc64_perm shm_perm;	/* operation perms */
16	size_t shm_segsz;	/* size of segment (bytes) */
17	__kernel_time_t shm_atime;	/* last attach time */
18	unsigned long __unused1;
19	__kernel_time_t shm_dtime;	/* last detach time */
20	unsigned long __unused2;
21	__kernel_time_t shm_ctime;	/* last change time */
22	unsigned long __unused3;
23	__kernel_pid_t shm_cpid;	/* pid of creator */
24	__kernel_pid_t shm_lpid;	/* pid of last operator */
25	unsigned long shm_nattch;	/* no. of current attaches */
26	unsigned long __unused4;
27	unsigned long __unused5;
28};
29
30struct shminfo64 {
31	unsigned long shmmax;
32	unsigned long shmmin;
33	unsigned long shmmni;
34	unsigned long shmseg;
35	unsigned long shmall;
36	unsigned long __unused1;
37	unsigned long __unused2;
38	unsigned long __unused3;
39	unsigned long __unused4;
40};
41
42#endif				/* _BFIN_SHMBUF_H */
43