user_chpd 787 drivers/s390/cio/chsc_sch.c static int chsc_ioctl_chpd(void __user *user_chpd) user_chpd 799 drivers/s390/cio/chsc_sch.c if (copy_from_user(chpd, user_chpd, sizeof(*chpd))) { user_chpd 809 drivers/s390/cio/chsc_sch.c if (copy_to_user(user_chpd, chpd, sizeof(*chpd)))