1 /* This file implements entry points for system profiling.
2 *
3 * The entry points in this file are:
4 * do_sprofile: start/stop statistical profiling
5 *
6 * Changes:
7 * 14 Aug, 2006 Created (Rogier Meurs)
8 */
9
10 #include <minix/config.h>
11 #include <minix/profile.h>
12 #include "pm.h"
13 #include <sys/wait.h>
14 #include <minix/callnr.h>
15 #include <minix/com.h>
16 #include <signal.h>
17 #include "mproc.h"
18
19 /*===========================================================================*
20 * do_sprofile *
21 *===========================================================================*/
do_sprofile(void)22 int do_sprofile(void)
23 {
24 #if SPROFILE
25
26 int r;
27
28 switch(m_in.m_lc_pm_sprof.action) {
29
30 case PROF_START:
31 return sys_sprof(PROF_START, m_in.m_lc_pm_sprof.mem_size,
32 m_in.m_lc_pm_sprof.freq, m_in.m_lc_pm_sprof.intr_type, who_e,
33 m_in.m_lc_pm_sprof.ctl_ptr, m_in.m_lc_pm_sprof.mem_ptr);
34
35 case PROF_STOP:
36 return sys_sprof(PROF_STOP,0,0,0,0,0,0);
37
38 default:
39 return EINVAL;
40 }
41
42 #else
43 return ENOSYS;
44 #endif
45 }
46