85 	ssize_t rc = 0;  in process_vm_rw_single_vec()  local
98 	while (!rc && nr_pages && iov_iter_count(iter)) {  in process_vm_rw_single_vec()
120 		rc = process_vm_rw_pages(process_pages,  in process_vm_rw_single_vec()
131 	return rc;  in process_vm_rw_single_vec()
161 	ssize_t rc = 0;  in process_vm_rw_core()  local
199 		rc = -ESRCH;  in process_vm_rw_core()
205 		rc = IS_ERR(mm) ? PTR_ERR(mm) : -ESRCH;  in process_vm_rw_core()
210 		if (rc == -EACCES)  in process_vm_rw_core()
211 			rc = -EPERM;  in process_vm_rw_core()
215 	for (i = 0; i < riovcnt && iov_iter_count(iter) && !rc; i++)  in process_vm_rw_core()
216 		rc = process_vm_rw_single_vec(  in process_vm_rw_core()
227 		rc = total_len;  in process_vm_rw_core()
237 	return rc;  in process_vm_rw_core()
266 	ssize_t rc;  in process_vm_rw()  local
273 	rc = import_iovec(dir, lvec, liovcnt, UIO_FASTIOV, &iov_l, &iter);  in process_vm_rw()
274 	if (rc < 0)  in process_vm_rw()
275 		return rc;  in process_vm_rw()
279 	rc = rw_copy_check_uvector(CHECK_IOVEC_ONLY, rvec, riovcnt, UIO_FASTIOV,  in process_vm_rw()
281 	if (rc <= 0)  in process_vm_rw()
284 	rc = process_vm_rw_core(pid, &iter, iov_r, riovcnt, flags, vm_write);  in process_vm_rw()
291 	return rc;  in process_vm_rw()
324 	ssize_t rc = -EFAULT;  in compat_process_vm_rw()  local
330 	rc = compat_import_iovec(dir, lvec, liovcnt, UIO_FASTIOV, &iov_l, &iter);  in compat_process_vm_rw()
331 	if (rc < 0)  in compat_process_vm_rw()
332 		return rc;  in compat_process_vm_rw()
335 	rc = compat_rw_copy_check_uvector(CHECK_IOVEC_ONLY, rvec, riovcnt,  in compat_process_vm_rw()
338 	if (rc <= 0)  in compat_process_vm_rw()
341 	rc = process_vm_rw_core(pid, &iter, iov_r, riovcnt, flags, vm_write);  in compat_process_vm_rw()
347 	return rc;  in compat_process_vm_rw()