1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _SPARC_SHMBUF_H 2 #ifndef _SPARC_SHMBUF_H
3 #define _SPARC_SHMBUF_H 3 #define _SPARC_SHMBUF_H
4 4
5 #include <asm/ipcbuf.h> 5 #include <asm/ipcbuf.h>
6 #include <asm/posix_types.h> 6 #include <asm/posix_types.h>
7 7
8 /* 8 /*
9 * The shmid64_ds structure for sparc architec 9 * The shmid64_ds structure for sparc architecture.
10 * Note extra padding because this structure i 10 * Note extra padding because this structure is passed back and forth
11 * between kernel and user space. 11 * between kernel and user space.
12 * 12 *
13 * Pad space is left for: 13 * Pad space is left for:
14 * - 2 miscellaneous 32-bit values 14 * - 2 miscellaneous 32-bit values
15 */ 15 */
16 16
17 struct shmid64_ds { 17 struct shmid64_ds {
18 struct ipc64_perm shm_perm; 18 struct ipc64_perm shm_perm; /* operation perms */
19 #if defined(__sparc__) && defined(__arch64__) 19 #if defined(__sparc__) && defined(__arch64__)
20 long shm_atime; 20 long shm_atime; /* last attach time */
21 long shm_dtime; 21 long shm_dtime; /* last detach time */
22 long shm_ctime; 22 long shm_ctime; /* last change time */
23 #else 23 #else
24 unsigned long shm_atime_high 24 unsigned long shm_atime_high;
25 unsigned long shm_atime; 25 unsigned long shm_atime; /* last attach time */
26 unsigned long shm_dtime_high 26 unsigned long shm_dtime_high;
27 unsigned long shm_dtime; 27 unsigned long shm_dtime; /* last detach time */
28 unsigned long shm_ctime_high 28 unsigned long shm_ctime_high;
29 unsigned long shm_ctime; 29 unsigned long shm_ctime; /* last change time */
30 #endif 30 #endif
31 __kernel_size_t shm_segsz; 31 __kernel_size_t shm_segsz; /* size of segment (bytes) */
32 __kernel_pid_t shm_cpid; 32 __kernel_pid_t shm_cpid; /* pid of creator */
33 __kernel_pid_t shm_lpid; 33 __kernel_pid_t shm_lpid; /* pid of last operator */
34 unsigned long shm_nattch; 34 unsigned long shm_nattch; /* no. of current attaches */
35 unsigned long __unused1; 35 unsigned long __unused1;
36 unsigned long __unused2; 36 unsigned long __unused2;
37 }; 37 };
38 38
39 struct shminfo64 { 39 struct shminfo64 {
40 unsigned long shmmax; 40 unsigned long shmmax;
41 unsigned long shmmin; 41 unsigned long shmmin;
42 unsigned long shmmni; 42 unsigned long shmmni;
43 unsigned long shmseg; 43 unsigned long shmseg;
44 unsigned long shmall; 44 unsigned long shmall;
45 unsigned long __unused1; 45 unsigned long __unused1;
46 unsigned long __unused2; 46 unsigned long __unused2;
47 unsigned long __unused3; 47 unsigned long __unused3;
48 unsigned long __unused4; 48 unsigned long __unused4;
49 }; 49 };
50 50
51 #endif /* _SPARC_SHMBUF_H */ 51 #endif /* _SPARC_SHMBUF_H */
52 52
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