1 /* 2 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License version 2 as 6 * published by the Free Software Foundation. 7 * 8 * Based on orig code from @author John Levon <levon@movementarian.org> 9 */ 10 11 #include <linux/oprofile.h> 12 #include <linux/perf_event.h> 13 oprofile_arch_init(struct oprofile_operations * ops)14int __init oprofile_arch_init(struct oprofile_operations *ops) 15 { 16 /* 17 * A failure here, forces oprofile core to switch to Timer based PC 18 * sampling, which will happen if say perf is not enabled/available 19 */ 20 return oprofile_perf_init(ops); 21 } 22 oprofile_arch_exit(void)23void oprofile_arch_exit(void) 24 { 25 oprofile_perf_exit(); 26 } 27