101         struct upc_req *req = NULL;  in coda_psdev_write()  local
153 			req = tmp;  in coda_psdev_write()
154 			list_del(&req->uc_chain);  in coda_psdev_write()
160 	if (!req) {  in coda_psdev_write()
168 	if (req->uc_outSize < nbytes) {  in coda_psdev_write()
170 			__func__, req->uc_outSize, (long)nbytes,  in coda_psdev_write()
172 		nbytes = req->uc_outSize; /* don't have more space! */  in coda_psdev_write()
174         if (copy_from_user(req->uc_data, buf, nbytes)) {  in coda_psdev_write()
175 		req->uc_flags |= CODA_REQ_ABORT;  in coda_psdev_write()
176 		wake_up(&req->uc_sleep);  in coda_psdev_write()
182 	req->uc_outSize = nbytes;  in coda_psdev_write()
183 	req->uc_flags |= CODA_REQ_WRITE;  in coda_psdev_write()
187 	if (req->uc_opcode == CODA_OPEN_BY_FD) {  in coda_psdev_write()
189 			(struct coda_open_by_fd_out *)req->uc_data;  in coda_psdev_write()
194         wake_up(&req->uc_sleep);  in coda_psdev_write()
208         struct upc_req *req;  in coda_psdev_read()  local
239 	req = list_entry(vcp->vc_pending.next, struct upc_req,uc_chain);  in coda_psdev_read()
240 	list_del(&req->uc_chain);  in coda_psdev_read()
243 	count = req->uc_inSize;  in coda_psdev_read()
244 	if (nbytes < req->uc_inSize) {  in coda_psdev_read()
246 			__func__, (long)nbytes, req->uc_inSize);  in coda_psdev_read()
250 	if (copy_to_user(buf, req->uc_data, count))  in coda_psdev_read()
254 	if (!(req->uc_flags & CODA_REQ_ASYNC)) {  in coda_psdev_read()
255 		req->uc_flags |= CODA_REQ_READ;  in coda_psdev_read()
256 		list_add_tail(&(req->uc_chain), &vcp->vc_processing);  in coda_psdev_read()
260 	CODA_FREE(req->uc_data, sizeof(struct coda_in_hdr));  in coda_psdev_read()
261 	kfree(req);  in coda_psdev_read()
307 	struct upc_req *req, *tmp;  in coda_psdev_release()  local
317 	list_for_each_entry_safe(req, tmp, &vcp->vc_pending, uc_chain) {  in coda_psdev_release()
318 		list_del(&req->uc_chain);  in coda_psdev_release()
321 		if (req->uc_flags & CODA_REQ_ASYNC) {  in coda_psdev_release()
322 			CODA_FREE(req->uc_data, sizeof(struct coda_in_hdr));  in coda_psdev_release()
323 			kfree(req);  in coda_psdev_release()
326 		req->uc_flags |= CODA_REQ_ABORT;  in coda_psdev_release()
327 		wake_up(&req->uc_sleep);  in coda_psdev_release()
330 	list_for_each_entry_safe(req, tmp, &vcp->vc_processing, uc_chain) {  in coda_psdev_release()
331 		list_del(&req->uc_chain);  in coda_psdev_release()
333 		req->uc_flags |= CODA_REQ_ABORT;  in coda_psdev_release()
334 		wake_up(&req->uc_sleep);  in coda_psdev_release()