diff options
Diffstat (limited to 'arch/s390/kernel/compat_linux.c')
| -rw-r--r-- | arch/s390/kernel/compat_linux.c | 110 | 
1 files changed, 0 insertions, 110 deletions
diff --git a/arch/s390/kernel/compat_linux.c b/arch/s390/kernel/compat_linux.c index d7f22226fc4..4646382af34 100644 --- 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)  {  | 
