xref: /linux/arch/mips/include/uapi/asm/shmbuf.h (revision ca55b2fef3a9373fcfc30f82fd26bc7fccbda732)
1 #ifndef _ASM_SHMBUF_H
2 #define _ASM_SHMBUF_H
3 
4 /*
5  * The shmid64_ds structure for the MIPS 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  * - 2 miscellaneous 32-bit rsp. 64-bit values
11  */
12 
13 struct shmid64_ds {
14 	struct ipc64_perm	shm_perm;	/* operation perms */
15 	size_t			shm_segsz;	/* size of segment (bytes) */
16 	__kernel_time_t		shm_atime;	/* last attach time */
17 	__kernel_time_t		shm_dtime;	/* last detach time */
18 	__kernel_time_t		shm_ctime;	/* last change time */
19 	__kernel_pid_t		shm_cpid;	/* pid of creator */
20 	__kernel_pid_t		shm_lpid;	/* pid of last operator */
21 	unsigned long		shm_nattch;	/* no. of current attaches */
22 	unsigned long		__unused1;
23 	unsigned long		__unused2;
24 };
25 
26 struct shminfo64 {
27 	unsigned long	shmmax;
28 	unsigned long	shmmin;
29 	unsigned long	shmmni;
30 	unsigned long	shmseg;
31 	unsigned long	shmall;
32 	unsigned long	__unused1;
33 	unsigned long	__unused2;
34 	unsigned long	__unused3;
35 	unsigned long	__unused4;
36 };
37 
38 #endif /* _ASM_SHMBUF_H */
39