compat: generic compat get/settimeofday

[linux-2.6-omap-h63xx.git] / arch / s390 / kernel / compat_linux.c

diff --git a/arch/s390/kernel/compat_linux.c b/arch/s390/kernel/compat_linux.c
index d7f22226fc4ec61a569f258c2e0903bbd0c121f3..4646382af34f1260a547274d69c4341852fb55fb 100644 (file)
--- a/arch/s390/kernel/compat_linux.c
+++ b/arch/s390/kernel/compat_linux.c
@@ -279,22 +279,6 @@ asmlinkage long sys32_getegid16(void)
        return high2lowgid(current->egid);
 }
 
-/* 32-bit timeval and related flotsam.  */
-
-static inline long get_tv32(struct timeval *o, struct compat_timeval __user *i)
-{
-       return (!access_ok(VERIFY_READ, o, sizeof(*o)) ||
-               (__get_user(o->tv_sec, &i->tv_sec) ||
-                __get_user(o->tv_usec, &i->tv_usec)));
-}
-
-static inline long put_tv32(struct compat_timeval __user *o, struct timeval *i)
-{
-       return (!access_ok(VERIFY_WRITE, o, sizeof(*o)) ||
-               (__put_user(i->tv_sec, &o->tv_sec) ||
-                __put_user(i->tv_usec, &o->tv_usec)));
-}
-
 /*
  * sys32_ipc() is the de-multiplexer for the SysV IPC calls in 32bit emulation.
  *
@@ -362,41 +346,6 @@ asmlinkage long sys32_ftruncate64(unsigned int fd, unsigned long high, unsigned
                return sys_ftruncate(fd, (high << 32) | low);
 }
 
-int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf)
-{
-       compat_ino_t ino;
-       int err;
-
-       if (!old_valid_dev(stat->dev) || !old_valid_dev(stat->rdev))
-               return -EOVERFLOW;
-
-       ino = stat->ino;
-       if (sizeof(ino) < sizeof(stat->ino) && ino != stat->ino)
-               return -EOVERFLOW;
-
-       err = put_user(old_encode_dev(stat->dev), &statbuf->st_dev);
-       err |= put_user(stat->ino, &statbuf->st_ino);
-       err |= put_user(stat->mode, &statbuf->st_mode);
-       err |= put_user(stat->nlink, &statbuf->st_nlink);
-       err |= put_user(high2lowuid(stat->uid), &statbuf->st_uid);
-       err |= put_user(high2lowgid(stat->gid), &statbuf->st_gid);
-       err |= put_user(old_encode_dev(stat->rdev), &statbuf->st_rdev);
-       err |= put_user(stat->size, &statbuf->st_size);
-       err |= put_user(stat->atime.tv_sec, &statbuf->st_atime);
-       err |= put_user(stat->atime.tv_nsec, &statbuf->st_atime_nsec);
-       err |= put_user(stat->mtime.tv_sec, &statbuf->st_mtime);
-       err |= put_user(stat->mtime.tv_nsec, &statbuf->st_mtime_nsec);
-       err |= put_user(stat->ctime.tv_sec, &statbuf->st_ctime);
-       err |= put_user(stat->ctime.tv_nsec, &statbuf->st_ctime_nsec);
-       err |= put_user(stat->blksize, &statbuf->st_blksize);
-       err |= put_user(stat->blocks, &statbuf->st_blocks);
-/* fixme
-       err |= put_user(0, &statbuf->__unused4[0]);
-       err |= put_user(0, &statbuf->__unused4[1]);
-*/
-       return err;
-}
-
 asmlinkage long sys32_sched_rr_get_interval(compat_pid_t pid,
                                struct compat_timespec __user *interval)
 {
@@ -557,65 +506,6 @@ sys32_delete_module(const char __user *name_user, unsigned int flags)
 
 #endif  /* CONFIG_MODULES */
 
-/* Translations due to time_t size differences.  Which affects all
-   sorts of things, like timeval and itimerval.  */
-
-extern struct timezone sys_tz;
-
-asmlinkage long sys32_gettimeofday(struct compat_timeval __user *tv, struct timezone __user *tz)
-{
-       if (tv) {
-               struct timeval ktv;
-               do_gettimeofday(&ktv);
-               if (put_tv32(tv, &ktv))
-                       return -EFAULT;
-       }
-       if (tz) {
-               if (copy_to_user(tz, &sys_tz, sizeof(sys_tz)))
-                       return -EFAULT;
-       }
-       return 0;
-}
-
-static inline long get_ts32(struct timespec *o, struct compat_timeval __user *i)
-{
-       long usec;
-
-       if (!access_ok(VERIFY_READ, i, sizeof(*i)))
-               return -EFAULT;
-       if (__get_user(o->tv_sec, &i->tv_sec))
-               return -EFAULT;
-       if (__get_user(usec, &i->tv_usec))
-               return -EFAULT;
-       o->tv_nsec = usec * 1000;
-       return 0;
-}
-
-asmlinkage long sys32_settimeofday(struct compat_timeval __user *tv, struct timezone __user *tz)
-{
-       struct timespec kts;
-       struct timezone ktz;
-
-       if (tv) {
-               if (get_ts32(&kts, tv))
-                       return -EFAULT;
-       }
-       if (tz) {
-               if (copy_from_user(&ktz, tz, sizeof(ktz)))
-                       return -EFAULT;
-       }
-
-       return do_sys_settimeofday(tv ? &kts : NULL, tz ? &ktz : NULL);
-}
-
-/* These are here just in case some old sparc32 binary calls it. */
-asmlinkage long sys32_pause(void)
-{
-       current->state = TASK_INTERRUPTIBLE;
-       schedule();
-       return -ERESTARTNOHAND;
-}
-
 asmlinkage long sys32_pread64(unsigned int fd, char __user *ubuf,
                                size_t count, u32 poshi, u32 poslo)
 {