Edit File: guru-delay.stp
// Copyright (C) 2012 Red Hat Inc. // // This file is part of systemtap, and is free software. You can // redistribute it and/or modify it under the terms of the GNU General // Public License (GPL); either version 2, or (at your option) any // later version. // // NB: functionally equivalent to linux/guru-delay.stp %{ #include <time.h> %} function mdelay(ms:long) { udelay(ms * 1000); } function udelay(us:long) %{ /* guru */ struct timespec ts = { STAP_ARG_us / 1000000, STAP_ARG_us % 1000000, }; nanosleep(&ts, NULL); // XXX spin on EINTR? %}