qemu/linux-user/syscall.c

3805     struct target_semid64_ds *target_sd;
3807     if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1))
3809     target_ip = &(target_sd->sem_perm);
3825     unlock_user_struct(target_sd, target_addr, 0);
3833     struct target_semid64_ds *target_sd;
3835     if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0))
3837     target_ip = &(target_sd->sem_perm);
3853     unlock_user_struct(target_sd, target_addr, 1);
3860     struct target_semid64_ds *target_sd;
3862     if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1))
3866     host_sd->sem_nsems = tswapal(target_sd->sem_nsems);
3867     host_sd->sem_otime = tswapal(target_sd->sem_otime);
3868     host_sd->sem_ctime = tswapal(target_sd->sem_ctime);
3869     unlock_user_struct(target_sd, target_addr, 0);
3876     struct target_semid64_ds *target_sd;
3878     if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0))
3882     target_sd->sem_nsems = tswapal(host_sd->sem_nsems);
3883     target_sd->sem_otime = tswapal(host_sd->sem_otime);
3884     target_sd->sem_ctime = tswapal(host_sd->sem_ctime);
3885     unlock_user_struct(target_sd, target_addr, 1);
4407     struct target_shmid_ds *target_sd;
4409     if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1))
4413     __get_user(host_sd->shm_segsz, &target_sd->shm_segsz);
4414     __get_user(host_sd->shm_atime, &target_sd->shm_atime);
4415     __get_user(host_sd->shm_dtime, &target_sd->shm_dtime);
4416     __get_user(host_sd->shm_ctime, &target_sd->shm_ctime);
4417     __get_user(host_sd->shm_cpid, &target_sd->shm_cpid);
4418     __get_user(host_sd->shm_lpid, &target_sd->shm_lpid);
4419     __get_user(host_sd->shm_nattch, &target_sd->shm_nattch);
4420     unlock_user_struct(target_sd, target_addr, 0);
4427     struct target_shmid_ds *target_sd;
4429     if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0))
4433     __put_user(host_sd->shm_segsz, &target_sd->shm_segsz);
4434     __put_user(host_sd->shm_atime, &target_sd->shm_atime);
4435     __put_user(host_sd->shm_dtime, &target_sd->shm_dtime);
4436     __put_user(host_sd->shm_ctime, &target_sd->shm_ctime);
4437     __put_user(host_sd->shm_cpid, &target_sd->shm_cpid);
4438     __put_user(host_sd->shm_lpid, &target_sd->shm_lpid);
4439     __put_user(host_sd->shm_nattch, &target_sd->shm_nattch);
4440     unlock_user_struct(target_sd, target_addr, 1);