Home | History | Annotate | Line # | Download | only in dtrace
dtrace_test.c revision 1.1 
      1 /*-
      2  * Copyright 2008 John Birrell <jb (at) FreeBSD.org>
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     16  * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
     17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     23  * SUCH DAMAGE.
     24  *
     25  * $FreeBSD: src/sys/cddl/dev/dtrace/dtrace_test.c,v 1.1.4.1 2009/08/03 08:13:06 kensmith Exp $
     26  *
     27  */
     28 
     29 #include <sys/cdefs.h>
     30 #include <sys/types.h>
     31 #include <sys/param.h>
     32 #include <sys/conf.h>
     33 #include <sys/kernel.h>
     34 #include <sys/module.h>
     35 #include <sys/vnode.h>
     36 
     37 /*
     38  * These are variables that the DTrace test suite references in the
     39  * Solaris kernel. We define them here so that the tests function
     40  * unaltered.
     41  */
     42 int	kmem_flags;
     43 
     44 typedef struct vnode vnode_t;
     45 vnode_t dummy;
     46 vnode_t *rootvp = &dummy;
     47 
     48 static int
     49 dtrace_test_modevent(module_t mod, int type, void *data)
     50 {
     51 	int error = 0;
     52 
     53 	switch (type) {
     54 	case MOD_LOAD:
     55 		break;
     56 
     57 	case MOD_UNLOAD:
     58 		break;
     59 
     60 	case MOD_SHUTDOWN:
     61 		break;
     62 
     63 	default:
     64 		error = EOPNOTSUPP;
     65 		break;
     66 
     67 	}
     68 	return (error);
     69 }
     70 
     71 DEV_MODULE(dtrace_test, dtrace_test_modevent, NULL);
     72 MODULE_VERSION(dtrace_test, 1);
     73 MODULE_DEPEND(dtrace_test, dtraceall, 1, 1, 1);
     74