... Next . comedi_do_insnlist -- perform multiple instructions . ... The function comedi_do_insnlist() performs multiple Comedi instructions as part of one system call. In addition, Comedi attempts to perform the instructions atomically, that is, on standard Linux kernels, no process preemption should occur during the instructions. ... This function can be used to avoid the overhead of multiple system calls, or to ensure that multiple instructions occur without significant delay between them. ...