org.eclipse.tracecompass.lttng2.kernel.core/src/org/eclipse/tracecompass/internal/lttng2/kernel/core/trace/layout/PerfEventLayout.java

   1 /*******************************************************************************
   2  * Copyright (c) 2012, 2015 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *   Alexandre Montplaisir - Initial API and implementation
  11  ******************************************************************************/
  12
  13 package org.eclipse.tracecompass.internal.lttng2.kernel.core.trace.layout;
  14
  15 import static org.eclipse.tracecompass.common.core.NonNullUtils.checkNotNull;
  16
  17 import java.util.Collection;
  18
  19 import org.eclipse.jdt.annotation.Nullable;
  20 import org.eclipse.tracecompass.analysis.os.linux.core.trace.IKernelAnalysisEventLayout;
  21
  22 import com.google.common.collect.ImmutableList;
  23
  24 /**
  25  * Event and field definitions for perf traces in CTF format.
  26  *
  27  * @author Alexandre Montplaisir
  28  */
  29 public class PerfEventLayout implements IKernelAnalysisEventLayout {
  30
  31     private PerfEventLayout() {}
  32
  33     private static final PerfEventLayout INSTANCE = new PerfEventLayout();
  34
  35     /**
  36      * Get the singleton instance of this event layout object.
  37      *
  38      * @return The instance
  39      */
  40     public static PerfEventLayout getInstance() {
  41         return INSTANCE;
  42     }
  43
  44     // ------------------------------------------------------------------------
  45     // Event names
  46     // ------------------------------------------------------------------------
  47
  48     @Override
  49     public String eventIrqHandlerEntry() {
  50         return "irq:irq_handler_exit"; //$NON-NLS-1$
  51     }
  52
  53     @Override
  54     public String eventIrqHandlerExit() {
  55         return "irq:irq_handler_entry"; //$NON-NLS-1$
  56     }
  57
  58     @Override
  59     public String eventSoftIrqEntry() {
  60         return "irq:softirq_entry"; //$NON-NLS-1$
  61     }
  62
  63     @Override
  64     public String eventSoftIrqExit() {
  65         return "irq:softirq_exit"; //$NON-NLS-1$
  66     }
  67
  68     @Override
  69     public String eventSoftIrqRaise() {
  70         return "irq:softirq_raise"; //$NON-NLS-1$
  71     }
  72
  73     @Override
  74     public String eventSchedSwitch() {
  75         return "sched:sched_switch"; //$NON-NLS-1$
  76     }
  77
  78     @Override
  79     public String eventSchedPiSetprio() {
  80         return "sched:sched_pi_setprio"; //$NON-NLS-1$
  81     }
  82
  83     private static final Collection<String> WAKEUP_EVENTS =
  84             checkNotNull(ImmutableList.of("sched:sched_wakeup", "sched:sched_wakeup_new")); //$NON-NLS-1$ //$NON-NLS-2$
  85
  86     @Override
  87     public Collection<String> eventsSchedWakeup() {
  88         return WAKEUP_EVENTS;
  89     }
  90
  91     @Override
  92     public String eventSchedProcessFork() {
  93         return "sched:sched_process_fork"; //$NON-NLS-1$
  94     }
  95
  96     @Override
  97     public String eventSchedProcessExit() {
  98         return "sched:sched_process_exit"; //$NON-NLS-1$
  99     }
 100
 101     @Override
 102     public String eventSchedProcessFree() {
 103         return "sched:sched_process_free"; //$NON-NLS-1$
 104     }
 105
 106     @Override
 107     public @Nullable String eventStatedumpProcessState() {
 108         /* Not present in perf traces */
 109         return null;
 110     }
 111
 112     @Override
 113     public String eventSyscallEntryPrefix() {
 114         return "raw_syscalls:sys_enter"; //$NON-NLS-1$
 115     }
 116
 117     @Override
 118     public String eventCompatSyscallEntryPrefix() {
 119         return eventSyscallEntryPrefix();
 120     }
 121
 122     @Override
 123     public String eventSyscallExitPrefix() {
 124         return "raw_syscalls:sys_exit"; //$NON-NLS-1$
 125     }
 126
 127     // ------------------------------------------------------------------------
 128     // Field names
 129     // ------------------------------------------------------------------------
 130
 131     @Override
 132     public String fieldIrq() {
 133         return "irq"; //$NON-NLS-1$
 134     }
 135
 136     @Override
 137     public String fieldVec() {
 138         return "vec"; //$NON-NLS-1$
 139     }
 140
 141     @Override
 142     public String fieldTid() {
 143         return "pid"; //$NON-NLS-1$
 144     }
 145
 146     @Override
 147     public String fieldPrevTid() {
 148         return "prev_pid"; //$NON-NLS-1$
 149     }
 150
 151     @Override
 152     public String fieldPrevState() {
 153         return "prev_state"; //$NON-NLS-1$
 154     }
 155
 156     @Override
 157     public String fieldNextComm() {
 158         return "next_comm"; //$NON-NLS-1$
 159     }
 160
 161     @Override
 162     public String fieldNextTid() {
 163         return "next_pid"; //$NON-NLS-1$
 164     }
 165
 166     @Override
 167     public String fieldChildComm() {
 168         return "child_comm"; //$NON-NLS-1$
 169     }
 170
 171     @Override
 172     public String fieldParentTid() {
 173         return "parent_pid"; //$NON-NLS-1$
 174     }
 175
 176     @Override
 177     public String fieldChildTid() {
 178         return "child_pid"; //$NON-NLS-1$
 179     }
 180
 181     @Override
 182     public String fieldPrio() {
 183         return "prio"; //$NON-NLS-1$
 184     }
 185
 186     @Override
 187     public String fieldNewPrio() {
 188         return "newprio"; //$NON-NLS-1$
 189     }
 190
 191     @Override
 192     public String fieldNextPrio() {
 193         return "next_prio"; //$NON-NLS-1$
 194     }
 195
 196 }