![Roman Zippel](/assets/img/avatar_default.png)
Recently a few direct accesses to the thread_info in the task structure snuck back, so this wraps them with the appropriate wrapper. Signed-off-by: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
164 lines
3.5 KiB
C
164 lines
3.5 KiB
C
#ifndef _ASM_PARISC_COMPAT_H
|
|
#define _ASM_PARISC_COMPAT_H
|
|
/*
|
|
* Architecture specific compatibility types
|
|
*/
|
|
#include <linux/types.h>
|
|
#include <linux/sched.h>
|
|
#include <linux/thread_info.h>
|
|
|
|
#define COMPAT_USER_HZ 100
|
|
|
|
typedef u32 compat_size_t;
|
|
typedef s32 compat_ssize_t;
|
|
typedef s32 compat_time_t;
|
|
typedef s32 compat_clock_t;
|
|
typedef s32 compat_pid_t;
|
|
typedef u32 __compat_uid_t;
|
|
typedef u32 __compat_gid_t;
|
|
typedef u32 __compat_uid32_t;
|
|
typedef u32 __compat_gid32_t;
|
|
typedef u16 compat_mode_t;
|
|
typedef u32 compat_ino_t;
|
|
typedef u32 compat_dev_t;
|
|
typedef s32 compat_off_t;
|
|
typedef s64 compat_loff_t;
|
|
typedef u16 compat_nlink_t;
|
|
typedef u16 compat_ipc_pid_t;
|
|
typedef s32 compat_daddr_t;
|
|
typedef u32 compat_caddr_t;
|
|
typedef s32 compat_timer_t;
|
|
|
|
typedef s32 compat_int_t;
|
|
typedef s32 compat_long_t;
|
|
typedef u32 compat_uint_t;
|
|
typedef u32 compat_ulong_t;
|
|
|
|
struct compat_timespec {
|
|
compat_time_t tv_sec;
|
|
s32 tv_nsec;
|
|
};
|
|
|
|
struct compat_timeval {
|
|
compat_time_t tv_sec;
|
|
s32 tv_usec;
|
|
};
|
|
|
|
struct compat_stat {
|
|
compat_dev_t st_dev; /* dev_t is 32 bits on parisc */
|
|
compat_ino_t st_ino; /* 32 bits */
|
|
compat_mode_t st_mode; /* 16 bits */
|
|
compat_nlink_t st_nlink; /* 16 bits */
|
|
u16 st_reserved1; /* old st_uid */
|
|
u16 st_reserved2; /* old st_gid */
|
|
compat_dev_t st_rdev;
|
|
compat_off_t st_size;
|
|
compat_time_t st_atime;
|
|
u32 st_atime_nsec;
|
|
compat_time_t st_mtime;
|
|
u32 st_mtime_nsec;
|
|
compat_time_t st_ctime;
|
|
u32 st_ctime_nsec;
|
|
s32 st_blksize;
|
|
s32 st_blocks;
|
|
u32 __unused1; /* ACL stuff */
|
|
compat_dev_t __unused2; /* network */
|
|
compat_ino_t __unused3; /* network */
|
|
u32 __unused4; /* cnodes */
|
|
u16 __unused5; /* netsite */
|
|
short st_fstype;
|
|
compat_dev_t st_realdev;
|
|
u16 st_basemode;
|
|
u16 st_spareshort;
|
|
__compat_uid32_t st_uid;
|
|
__compat_gid32_t st_gid;
|
|
u32 st_spare4[3];
|
|
};
|
|
|
|
struct compat_flock {
|
|
short l_type;
|
|
short l_whence;
|
|
compat_off_t l_start;
|
|
compat_off_t l_len;
|
|
compat_pid_t l_pid;
|
|
};
|
|
|
|
struct compat_flock64 {
|
|
short l_type;
|
|
short l_whence;
|
|
compat_loff_t l_start;
|
|
compat_loff_t l_len;
|
|
compat_pid_t l_pid;
|
|
};
|
|
|
|
struct compat_statfs {
|
|
s32 f_type;
|
|
s32 f_bsize;
|
|
s32 f_blocks;
|
|
s32 f_bfree;
|
|
s32 f_bavail;
|
|
s32 f_files;
|
|
s32 f_ffree;
|
|
__kernel_fsid_t f_fsid;
|
|
s32 f_namelen;
|
|
s32 f_frsize;
|
|
s32 f_spare[5];
|
|
};
|
|
|
|
struct compat_sigcontext {
|
|
compat_int_t sc_flags;
|
|
compat_int_t sc_gr[32]; /* PSW in sc_gr[0] */
|
|
u64 sc_fr[32];
|
|
compat_int_t sc_iasq[2];
|
|
compat_int_t sc_iaoq[2];
|
|
compat_int_t sc_sar; /* cr11 */
|
|
};
|
|
|
|
#define COMPAT_RLIM_INFINITY 0xffffffff
|
|
|
|
typedef u32 compat_old_sigset_t; /* at least 32 bits */
|
|
|
|
#define _COMPAT_NSIG 64
|
|
#define _COMPAT_NSIG_BPW 32
|
|
|
|
typedef u32 compat_sigset_word;
|
|
|
|
#define COMPAT_OFF_T_MAX 0x7fffffff
|
|
#define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL
|
|
|
|
/*
|
|
* A pointer passed in from user mode. This should not
|
|
* be used for syscall parameters, just declare them
|
|
* as pointers because the syscall entry code will have
|
|
* appropriately comverted them already.
|
|
*/
|
|
typedef u32 compat_uptr_t;
|
|
|
|
static inline void __user *compat_ptr(compat_uptr_t uptr)
|
|
{
|
|
return (void __user *)(unsigned long)uptr;
|
|
}
|
|
|
|
static inline compat_uptr_t ptr_to_compat(void __user *uptr)
|
|
{
|
|
return (u32)(unsigned long)uptr;
|
|
}
|
|
|
|
static __inline__ void __user *compat_alloc_user_space(long len)
|
|
{
|
|
struct pt_regs *regs = ¤t->thread.regs;
|
|
return (void __user *)regs->gr[30];
|
|
}
|
|
|
|
static inline int __is_compat_task(struct task_struct *t)
|
|
{
|
|
return test_ti_thread_flag(task_thread_info(t), TIF_32BIT);
|
|
}
|
|
|
|
static inline int is_compat_task(void)
|
|
{
|
|
return __is_compat_task(current);
|
|
}
|
|
|
|
#endif /* _ASM_PARISC_COMPAT_H */
|