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4bc53929 | 1 | /******************************************************************************* |
ed902a2b | 2 | * Copyright (c) 2013, 2015 École Polytechnique de Montréal |
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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 | * Geneviève Bastien - Initial API and implementation | |
52cb603c | 11 | * Mathieu Rail - Provide the requirements of the analysis |
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12 | *******************************************************************************/ |
13 | ||
0f7a12d3 | 14 | package org.eclipse.tracecompass.analysis.os.linux.core.kernel; |
4bc53929 | 15 | |
5db5a3a4 AM |
16 | import static org.eclipse.tracecompass.common.core.NonNullUtils.checkNotNull; |
17 | ||
e363eae1 | 18 | import java.util.Collections; |
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19 | import java.util.Set; |
20 | ||
4bc53929 | 21 | import org.eclipse.jdt.annotation.NonNull; |
aa38ac17 | 22 | import org.eclipse.tracecompass.analysis.os.linux.core.trace.DefaultEventLayout; |
e363eae1 AM |
23 | import org.eclipse.tracecompass.analysis.os.linux.core.trace.IKernelAnalysisEventLayout; |
24 | import org.eclipse.tracecompass.analysis.os.linux.core.trace.IKernelTrace; | |
c8f45ad2 MK |
25 | import org.eclipse.tracecompass.common.core.NonNullUtils; |
26 | import org.eclipse.tracecompass.internal.analysis.os.linux.core.kernel.KernelStateProvider; | |
ca0f94c4 | 27 | import org.eclipse.tracecompass.tmf.core.analysis.requirements.TmfAnalysisRequirement; |
2bdf0193 AM |
28 | import org.eclipse.tracecompass.tmf.core.statesystem.ITmfStateProvider; |
29 | import org.eclipse.tracecompass.tmf.core.statesystem.TmfStateSystemAnalysisModule; | |
7411cd67 | 30 | import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace; |
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31 | |
32 | /** | |
33 | * State System Module for lttng kernel traces | |
34 | * | |
35 | * @author Geneviève Bastien | |
0f7a12d3 | 36 | * @since 2.0 |
4bc53929 | 37 | */ |
6d16f5a9 | 38 | public class KernelAnalysisModule extends TmfStateSystemAnalysisModule { |
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39 | |
40 | /** | |
41 | * The file name of the History Tree | |
42 | */ | |
e363eae1 | 43 | public static final String HISTORY_TREE_FILE_NAME = "stateHistory.ht"; //$NON-NLS-1$ |
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44 | |
45 | /** The ID of this analysis module */ | |
e363eae1 | 46 | public static final String ID = "org.eclipse.tracecompass.analysis.os.linux.kernel"; //$NON-NLS-1$ |
4bc53929 | 47 | |
eb00d54d MK |
48 | /* |
49 | * TODO: Decide which events should be mandatory for the analysis, once the | |
50 | * appropriate error messages and session setup are in place. | |
51 | */ | |
e363eae1 AM |
52 | // private static final ImmutableSet<String> REQUIRED_EVENTS = ImmutableSet.of(); |
53 | // | |
54 | // private static final ImmutableSet<String> OPTIONAL_EVENTS = ImmutableSet.of( | |
7411cd67 AM |
55 | // FIXME These cannot be declared statically anymore, they depend on |
56 | // the OriginTracer of the kernel trace. | |
4a74f111 MG |
57 | // LttngStrings.EXIT_SYSCALL, |
58 | // LttngStrings.IRQ_HANDLER_ENTRY, | |
59 | // LttngStrings.IRQ_HANDLER_EXIT, | |
60 | // LttngStrings.SOFTIRQ_ENTRY, | |
61 | // LttngStrings.SOFTIRQ_EXIT, | |
62 | // LttngStrings.SOFTIRQ_RAISE, | |
63 | // LttngStrings.SCHED_PROCESS_FORK, | |
64 | // LttngStrings.SCHED_PROCESS_EXIT, | |
65 | // LttngStrings.SCHED_PROCESS_FREE, | |
66 | // LttngStrings.SCHED_SWITCH, | |
67 | // LttngStrings.STATEDUMP_PROCESS_STATE, | |
68 | // LttngStrings.SCHED_WAKEUP, | |
69 | // LttngStrings.SCHED_WAKEUP_NEW, | |
70 | // | |
71 | // /* FIXME Add the prefix for syscalls */ | |
72 | // LttngStrings.SYSCALL_PREFIX | |
e363eae1 | 73 | // ); |
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74 | |
75 | /** The requirements as an immutable set */ | |
e363eae1 | 76 | private static final Set<TmfAnalysisRequirement> REQUIREMENTS; |
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77 | |
78 | static { | |
e363eae1 AM |
79 | // /* initialize the requirement: domain and events */ |
80 | // TmfAnalysisRequirement domainReq = new TmfAnalysisRequirement(SessionConfigStrings.CONFIG_ELEMENT_DOMAIN); | |
81 | // domainReq.addValue(SessionConfigStrings.CONFIG_DOMAIN_TYPE_KERNEL, ValuePriorityLevel.MANDATORY); | |
82 | // | |
83 | // TmfAnalysisRequirement eventReq = new TmfAnalysisRequirement(SessionConfigStrings.CONFIG_ELEMENT_EVENT, REQUIRED_EVENTS, ValuePriorityLevel.MANDATORY); | |
84 | // eventReq.addValues(OPTIONAL_EVENTS, ValuePriorityLevel.OPTIONAL); | |
85 | // | |
86 | // REQUIREMENTS = checkNotNull(ImmutableSet.of(domainReq, eventReq)); | |
aa353506 | 87 | REQUIREMENTS = Collections.EMPTY_SET; |
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88 | } |
89 | ||
4bc53929 | 90 | @Override |
7411cd67 | 91 | protected @NonNull ITmfStateProvider createStateProvider() { |
d0c7e4ba | 92 | ITmfTrace trace = checkNotNull(getTrace()); |
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93 | IKernelAnalysisEventLayout layout; |
94 | ||
e363eae1 AM |
95 | if (trace instanceof IKernelTrace) { |
96 | layout = ((IKernelTrace) trace).getKernelEventLayout(); | |
7411cd67 AM |
97 | } else { |
98 | /* Fall-back to the base LttngEventLayout */ | |
aa38ac17 | 99 | layout = DefaultEventLayout.getInstance(); |
7411cd67 AM |
100 | } |
101 | ||
e363eae1 | 102 | return new KernelStateProvider(trace, layout); |
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103 | } |
104 | ||
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105 | @Override |
106 | @NonNull | |
107 | protected String getSsFileName() { | |
108 | return HISTORY_TREE_FILE_NAME; | |
109 | } | |
110 | ||
111 | @Override | |
112 | protected String getFullHelpText() { | |
5db5a3a4 | 113 | return NonNullUtils.nullToEmptyString(Messages.LttngKernelAnalysisModule_Help); |
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114 | } |
115 | ||
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116 | @Override |
117 | public Iterable<TmfAnalysisRequirement> getAnalysisRequirements() { | |
118 | return REQUIREMENTS; | |
119 | } | |
4bc53929 | 120 | } |