kernel_samsung_a34x-permissive/arch/sparc/include/uapi/asm/shmbuf.h
2024-04-28 15:51:13 +02:00

49 lines
1.4 KiB
C

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SPARC_SHMBUF_H
#define _SPARC_SHMBUF_H
/*
* The shmid64_ds structure for sparc architecture.
* Note extra padding because this structure is passed back and forth
* between kernel and user space.
*
* Pad space is left for:
* - 2 miscellaneous 32-bit values
*/
struct shmid64_ds {
struct ipc64_perm shm_perm; /* operation perms */
#if defined(__sparc__) && defined(__arch64__)
__kernel_time_t shm_atime; /* last attach time */
__kernel_time_t shm_dtime; /* last detach time */
__kernel_time_t shm_ctime; /* last change time */
#else
unsigned long shm_atime_high;
unsigned long shm_atime; /* last attach time */
unsigned long shm_dtime_high;
unsigned long shm_dtime; /* last detach time */
unsigned long shm_ctime_high;
unsigned long shm_ctime; /* last change time */
#endif
size_t shm_segsz; /* size of segment (bytes) */
__kernel_pid_t shm_cpid; /* pid of creator */
__kernel_pid_t shm_lpid; /* pid of last operator */
unsigned long shm_nattch; /* no. of current attaches */
unsigned long __unused1;
unsigned long __unused2;
};
struct shminfo64 {
unsigned long shmmax;
unsigned long shmmin;
unsigned long shmmni;
unsigned long shmseg;
unsigned long shmall;
unsigned long __unused1;
unsigned long __unused2;
unsigned long __unused3;
unsigned long __unused4;
};
#endif /* _SPARC_SHMBUF_H */