linuxdebug/arch/powerpc/include/asm/compat.h

115 lines
2.5 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_COMPAT_H
#define _ASM_POWERPC_COMPAT_H
#ifdef __KERNEL__
/*
* Architecture specific compatibility types
*/
#include <linux/types.h>
#include <linux/sched.h>
#define compat_ipc_pid_t compat_ipc_pid_t
typedef u16 compat_ipc_pid_t;
#define compat_ipc64_perm compat_ipc64_perm
#include <asm-generic/compat.h>
#ifdef __BIG_ENDIAN__
#define COMPAT_UTS_MACHINE "ppc\0\0"
#else
#define COMPAT_UTS_MACHINE "ppcle\0\0"
#endif
typedef s16 compat_nlink_t;
struct compat_stat {
compat_dev_t st_dev;
compat_ino_t st_ino;
compat_mode_t st_mode;
compat_nlink_t st_nlink;
__compat_uid32_t st_uid;
__compat_gid32_t st_gid;
compat_dev_t st_rdev;
compat_off_t st_size;
compat_off_t st_blksize;
compat_off_t st_blocks;
old_time32_t st_atime;
u32 st_atime_nsec;
old_time32_t st_mtime;
u32 st_mtime_nsec;
old_time32_t st_ctime;
u32 st_ctime_nsec;
u32 __unused4[2];
};
/*
* ipc64_perm is actually 32/64bit clean but since the compat layer refers to
* it we may as well define it.
*/
struct compat_ipc64_perm {
compat_key_t key;
__compat_uid_t uid;
__compat_gid_t gid;
__compat_uid_t cuid;
__compat_gid_t cgid;
compat_mode_t mode;
unsigned int seq;
unsigned int __pad2;
unsigned long __unused1; /* yes they really are 64bit pads */
unsigned long __unused2;
};
struct compat_semid64_ds {
struct compat_ipc64_perm sem_perm;
unsigned int sem_otime_high;
unsigned int sem_otime;
unsigned int sem_ctime_high;
unsigned int sem_ctime;
compat_ulong_t sem_nsems;
compat_ulong_t __unused3;
compat_ulong_t __unused4;
};
struct compat_msqid64_ds {
struct compat_ipc64_perm msg_perm;
unsigned int msg_stime_high;
unsigned int msg_stime;
unsigned int msg_rtime_high;
unsigned int msg_rtime;
unsigned int msg_ctime_high;
unsigned int msg_ctime;
compat_ulong_t msg_cbytes;
compat_ulong_t msg_qnum;
compat_ulong_t msg_qbytes;
compat_pid_t msg_lspid;
compat_pid_t msg_lrpid;
compat_ulong_t __unused4;
compat_ulong_t __unused5;
};
struct compat_shmid64_ds {
struct compat_ipc64_perm shm_perm;
unsigned int shm_atime_high;
unsigned int shm_atime;
unsigned int shm_dtime_high;
unsigned int shm_dtime;
unsigned int shm_ctime_high;
unsigned int shm_ctime;
unsigned int __unused4;
compat_size_t shm_segsz;
compat_pid_t shm_cpid;
compat_pid_t shm_lpid;
compat_ulong_t shm_nattch;
compat_ulong_t __unused5;
compat_ulong_t __unused6;
};
static inline int is_compat_task(void)
{
return is_32bit_task();
}
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_COMPAT_H */