uvcmd 888 drivers/nvme/host/lightnvm.c struct nvm_passthru_vio __user *uvcmd) uvcmd 896 drivers/nvme/host/lightnvm.c if (copy_from_user(&vcmd, uvcmd, sizeof(vcmd))) uvcmd 928 drivers/nvme/host/lightnvm.c if (ret && copy_to_user(uvcmd, &vcmd, sizeof(vcmd)))