fedora core 6 1.2949 + vserver 2.2.0
[linux-2.6.git] / include / asm-s390 / compat.h
index 81b21b8..356a0b1 100644 (file)
@@ -13,10 +13,10 @@ typedef s32         compat_ssize_t;
 typedef s32            compat_time_t;
 typedef s32            compat_clock_t;
 typedef s32            compat_pid_t;
-typedef u16            compat_uid_t;
-typedef u16            compat_gid_t;
-typedef u32            compat_uid32_t;
-typedef u32            compat_gid32_t;
+typedef u16            __compat_uid_t;
+typedef u16            __compat_gid_t;
+typedef u32            __compat_uid32_t;
+typedef u32            __compat_gid32_t;
 typedef u16            compat_mode_t;
 typedef u32            compat_ino_t;
 typedef u16            compat_dev_t;
@@ -51,8 +51,8 @@ struct compat_stat {
        compat_ino_t    st_ino;
        compat_mode_t   st_mode;
        compat_nlink_t  st_nlink;
-       compat_uid_t    st_uid;
-       compat_gid_t    st_gid;
+       __compat_uid_t  st_uid;
+       __compat_gid_t  st_gid;
        compat_dev_t    st_rdev;
        u16             __pad2;
        u32             st_size;
@@ -123,27 +123,32 @@ typedef u32               compat_sigset_word;
  */
 typedef        u32             compat_uptr_t;
 
-static inline void *compat_ptr(compat_uptr_t uptr)
+static inline void __user *compat_ptr(compat_uptr_t uptr)
 {
-       return (void *)(unsigned long)(uptr & 0x7fffffffUL);
+       return (void __user *)(unsigned long)(uptr & 0x7fffffffUL);
 }
 
-static inline void *compat_alloc_user_space(long len)
+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)
 {
        unsigned long stack;
 
        stack = KSTK_ESP(current);
        if (test_thread_flag(TIF_31BIT))
                stack &= 0x7fffffffUL;
-       return (void *) (stack - len);
+       return (void __user *) (stack - len);
 }
 
 struct compat_ipc64_perm {
        compat_key_t key;
-       compat_uid32_t uid;
-       compat_gid32_t gid;
-       compat_uid32_t cuid;
-       compat_gid32_t cgid;
+       __compat_uid32_t uid;
+       __compat_gid32_t gid;
+       __compat_uid32_t cuid;
+       __compat_gid32_t cgid;
        compat_mode_t mode;
        unsigned short __pad1;
        unsigned short seq;