1 #
   2 # CDDL HEADER START
   3 #
   4 # The contents of this file are subject to the terms of the
   5 # Common Development and Distribution License (the "License").
   6 # You may not use this file except in compliance with the License.
   7 #
   8 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9 # or http://www.opensolaris.org/os/licensing.
  10 # See the License for the specific language governing permissions
  11 # and limitations under the License.
  12 #
  13 # When distributing Covered Code, include this CDDL HEADER in each
  14 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15 # If applicable, add the following below this CDDL HEADER, with the
  16 # fields enclosed by brackets "[]" replaced with your own identifying
  17 # information: Portions Copyright [yyyy] [name of copyright owner]
  18 #
  19 # CDDL HEADER END
  20 #
  21 
  22 #
  23 # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  24 # Use is subject to license terms.
  25 #
  26 
  27 #
  28 # ASSERTION: Sched probe arguments should be valid. 
  29 #
  30 
  31 if [ $# != 1 ]; then
  32         echo expected one argument: '<'dtrace-path'>'
  33         exit 2
  34 fi
  35 
  36 #
  37 # do not fail test in a domU
  38 #
  39 if [ ! -c /dev/xen/privcmd ]; then
  40         exit 0
  41 fi
  42 
  43 dtrace=$1
  44 outf=/tmp/sched.args.$$
  45 
  46 script()
  47 {
  48         $dtrace -c '/usr/bin/sleep 10' -o $outf -qs /dev/stdin <<EOF
  49         xdt:sched::off-cpu,
  50         xdt:sched::on-cpu,
  51         xdt:sched::block,
  52         xdt:sched::sleep,
  53         xdt:sched::wake,
  54         xdt:sched::yield
  55         {
  56                 /* print domid vcpu pcpu probename */
  57                 printf("%d %d %d %s\n", arg0, arg1, \`xdt_curpcpu, probename);
  58         }
  59 EOF
  60 }
  61 
  62 validate()
  63 {
  64         /usr/xpg4/bin/awk '
  65         BEGIN {
  66                 while (("/usr/sbin/xm vcpu-list" | getline)) {
  67                         if ($1 != "Name") {
  68                                 domid = $2
  69                                 vcpu = $3
  70 
  71                                 vcpumap[domid, vcpu] = 1
  72 
  73                                 split($7, affinity, ",")
  74                                 for (i in affinity) {
  75                                         if (split(affinity[i], p, "-") > 1) {
  76                                                 for (pcpu = p[1]; pcpu <= p[2];\
  77                                                     pcpu++) {
  78                                                         cpumap[domid, vcpu,
  79                                                             pcpu] = 1
  80                                                 }
  81                                         } else {
  82                                                 cpumap[domid, vcpu,
  83                                                     affinity[i]] = 1
  84                                         }
  85                                 }
  86                         }
  87                 }
  88         }
  89 
  90         /^$/ { next }
  91 
  92         /wake/ {
  93                 if (vcpumap[$1, $2]) {
  94                         next
  95                 } else {
  96                         print "error: " $0
  97                         exit 1
  98                 }
  99         }
 100 
 101         {
 102                 if (cpumap[$1, $2, "any"] || cpumap[$1, $2, $3]) {
 103                         next
 104                 } else {
 105                         print "error: " $0
 106                         exit 1
 107                 }
 108         }
 109         ' $outf
 110 }
 111 
 112 script
 113 status=$?
 114 
 115 if [ $status == 0 ]; then
 116         validate
 117         status=$?
 118 fi
 119 
 120 rm $outf
 121 exit $status