208 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			208 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef _ASM_IA64_COMPAT_H
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| #define _ASM_IA64_COMPAT_H
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| /*
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|  * Architecture specific compatibility types
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|  */
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| #include <linux/types.h>
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| 
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| #define COMPAT_USER_HZ	100
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| 
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| typedef u32		compat_size_t;
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| typedef s32		compat_ssize_t;
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| typedef s32		compat_time_t;
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| typedef s32		compat_clock_t;
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| typedef s32		compat_key_t;
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| typedef s32		compat_pid_t;
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| typedef u16		__compat_uid_t;
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| typedef u16		__compat_gid_t;
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| typedef u32		__compat_uid32_t;
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| typedef u32		__compat_gid32_t;
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| typedef u16		compat_mode_t;
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| typedef u32		compat_ino_t;
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| typedef u16		compat_dev_t;
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| typedef s32		compat_off_t;
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| typedef s64		compat_loff_t;
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| typedef u16		compat_nlink_t;
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| typedef u16		compat_ipc_pid_t;
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| typedef s32		compat_daddr_t;
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| typedef u32		compat_caddr_t;
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| typedef __kernel_fsid_t	compat_fsid_t;
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| typedef s32		compat_timer_t;
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| 
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| typedef s32		compat_int_t;
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| typedef s32		compat_long_t;
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| typedef s64 __attribute__((aligned(4))) compat_s64;
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| typedef u32		compat_uint_t;
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| typedef u32		compat_ulong_t;
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| typedef u64 __attribute__((aligned(4))) compat_u64;
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| 
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| struct compat_timespec {
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| 	compat_time_t	tv_sec;
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| 	s32		tv_nsec;
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| };
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| 
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| struct compat_timeval {
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| 	compat_time_t	tv_sec;
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| 	s32		tv_usec;
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| };
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| 
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| struct compat_stat {
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| 	compat_dev_t	st_dev;
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| 	u16		__pad1;
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| 	compat_ino_t	st_ino;
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| 	compat_mode_t	st_mode;
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| 	compat_nlink_t	st_nlink;
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| 	__compat_uid_t	st_uid;
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| 	__compat_gid_t	st_gid;
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| 	compat_dev_t	st_rdev;
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| 	u16		__pad2;
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| 	u32		st_size;
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| 	u32		st_blksize;
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| 	u32		st_blocks;
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| 	u32		st_atime;
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| 	u32		st_atime_nsec;
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| 	u32		st_mtime;
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| 	u32		st_mtime_nsec;
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| 	u32		st_ctime;
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| 	u32		st_ctime_nsec;
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| 	u32		__unused4;
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| 	u32		__unused5;
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| };
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| 
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| struct compat_flock {
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| 	short		l_type;
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| 	short		l_whence;
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| 	compat_off_t	l_start;
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| 	compat_off_t	l_len;
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| 	compat_pid_t	l_pid;
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| };
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| 
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| #define F_GETLK64	12
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| #define F_SETLK64	13
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| #define F_SETLKW64	14
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| 
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| /*
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|  * IA32 uses 4 byte alignment for 64 bit quantities,
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|  * so we need to pack this structure.
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|  */
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| struct compat_flock64 {
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| 	short		l_type;
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| 	short		l_whence;
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| 	compat_loff_t	l_start;
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| 	compat_loff_t	l_len;
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| 	compat_pid_t	l_pid;
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| } __attribute__((packed));
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| 
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| struct compat_statfs {
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| 	int		f_type;
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| 	int		f_bsize;
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| 	int		f_blocks;
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| 	int		f_bfree;
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| 	int		f_bavail;
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| 	int		f_files;
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| 	int		f_ffree;
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| 	compat_fsid_t	f_fsid;
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| 	int		f_namelen;	/* SunOS ignores this field. */
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| 	int		f_frsize;
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| 	int		f_spare[5];
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| };
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| 
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| #define COMPAT_RLIM_OLD_INFINITY       0x7fffffff
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| #define COMPAT_RLIM_INFINITY           0xffffffff
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| 
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| typedef u32		compat_old_sigset_t;	/* at least 32 bits */
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| 
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| #define _COMPAT_NSIG		64
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| #define _COMPAT_NSIG_BPW	32
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| 
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| typedef u32		compat_sigset_word;
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| 
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| #define COMPAT_OFF_T_MAX	0x7fffffff
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| #define COMPAT_LOFF_T_MAX	0x7fffffffffffffffL
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| 
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| struct compat_ipc64_perm {
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| 	compat_key_t key;
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| 	__compat_uid32_t uid;
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| 	__compat_gid32_t gid;
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| 	__compat_uid32_t cuid;
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| 	__compat_gid32_t cgid;
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| 	unsigned short mode;
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| 	unsigned short __pad1;
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| 	unsigned short seq;
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| 	unsigned short __pad2;
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| 	compat_ulong_t unused1;
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| 	compat_ulong_t unused2;
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| };
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| 
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| struct compat_semid64_ds {
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| 	struct compat_ipc64_perm sem_perm;
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| 	compat_time_t  sem_otime;
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| 	compat_ulong_t __unused1;
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| 	compat_time_t  sem_ctime;
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| 	compat_ulong_t __unused2;
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| 	compat_ulong_t sem_nsems;
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| 	compat_ulong_t __unused3;
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| 	compat_ulong_t __unused4;
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| };
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| 
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| struct compat_msqid64_ds {
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| 	struct compat_ipc64_perm msg_perm;
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| 	compat_time_t  msg_stime;
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| 	compat_ulong_t __unused1;
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| 	compat_time_t  msg_rtime;
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| 	compat_ulong_t __unused2;
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| 	compat_time_t  msg_ctime;
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| 	compat_ulong_t __unused3;
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| 	compat_ulong_t msg_cbytes;
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| 	compat_ulong_t msg_qnum;
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| 	compat_ulong_t msg_qbytes;
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| 	compat_pid_t   msg_lspid;
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| 	compat_pid_t   msg_lrpid;
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| 	compat_ulong_t __unused4;
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| 	compat_ulong_t __unused5;
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| };
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| 
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| struct compat_shmid64_ds {
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| 	struct compat_ipc64_perm shm_perm;
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| 	compat_size_t  shm_segsz;
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| 	compat_time_t  shm_atime;
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| 	compat_ulong_t __unused1;
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| 	compat_time_t  shm_dtime;
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| 	compat_ulong_t __unused2;
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| 	compat_time_t  shm_ctime;
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| 	compat_ulong_t __unused3;
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| 	compat_pid_t   shm_cpid;
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| 	compat_pid_t   shm_lpid;
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| 	compat_ulong_t shm_nattch;
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| 	compat_ulong_t __unused4;
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| 	compat_ulong_t __unused5;
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| };
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| 
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| /*
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|  * A pointer passed in from user mode. This should not be used for syscall parameters,
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|  * just declare them as pointers because the syscall entry code will have appropriately
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|  * converted them already.
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|  */
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| typedef	u32		compat_uptr_t;
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| 
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| static inline void __user *
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| compat_ptr (compat_uptr_t uptr)
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| {
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| 	return (void __user *) (unsigned long) uptr;
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| }
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| 
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| static inline compat_uptr_t
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| ptr_to_compat(void __user *uptr)
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| {
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| 	return (u32)(unsigned long)uptr;
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| }
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| 
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| static __inline__ void __user *
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| compat_alloc_user_space (long len)
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| {
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| 	struct pt_regs *regs = task_pt_regs(current);
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| 	return (void __user *) (((regs->r12 & 0xffffffff) & -16) - len);
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| }
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| 
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| #endif /* _ASM_IA64_COMPAT_H */
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