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1 | /******************************************************************************* |
2 | * Copyright (c) 2012, 2014 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 java.util.Collection; | |
16 | ||
17 | import org.eclipse.jdt.annotation.NonNull; | |
18 | import org.eclipse.jdt.annotation.Nullable; | |
19 | ||
20 | import com.google.common.collect.ImmutableList; | |
21 | ||
22 | /** | |
23 | * Event and field definitions for perf traces in CTF format. | |
24 | * | |
25 | * @author Alexandre Montplaisir | |
26 | */ | |
27 | public class PerfEventLayout implements IKernelAnalysisEventLayout { | |
28 | ||
29 | private PerfEventLayout() {} | |
30 | ||
31 | private static final PerfEventLayout INSTANCE = new PerfEventLayout(); | |
32 | ||
33 | /** | |
34 | * Get the singleton instance of this event layout object. | |
35 | * | |
36 | * @return The instance | |
37 | */ | |
38 | public static PerfEventLayout getInstance() { | |
39 | return INSTANCE; | |
40 | } | |
41 | ||
42 | // ------------------------------------------------------------------------ | |
43 | // Event names | |
44 | // ------------------------------------------------------------------------ | |
45 | ||
46 | @Override | |
47 | public String eventIrqHandlerEntry() { | |
48 | return "irq:irq_handler_exit"; //$NON-NLS-1$ | |
49 | } | |
50 | ||
51 | @Override | |
52 | public String eventIrqHandlerExit() { | |
53 | return "irq:irq_handler_entry"; //$NON-NLS-1$ | |
54 | } | |
55 | ||
56 | @Override | |
57 | public String eventSoftIrqEntry() { | |
58 | return "irq:softirq_entry"; //$NON-NLS-1$ | |
59 | } | |
60 | ||
61 | @Override | |
62 | public String eventSoftIrqExit() { | |
63 | return "irq:softirq_exit"; //$NON-NLS-1$ | |
64 | } | |
65 | ||
66 | @Override | |
67 | public String eventSoftIrqRaise() { | |
68 | return "irq:softirq_raise"; //$NON-NLS-1$ | |
69 | } | |
70 | ||
71 | @Override | |
72 | public String eventSchedSwitch() { | |
73 | return "sched:sched_switch"; //$NON-NLS-1$ | |
74 | } | |
75 | ||
76 | @SuppressWarnings("null") | |
77 | private static final @NonNull Collection<String> WAKEUP_EVENTS = ImmutableList.of( | |
78 | "sched:sched_wakeup", "sched:sched_wakeup_new"); //$NON-NLS-1$ //$NON-NLS-2$ | |
79 | ||
80 | @Override | |
81 | public Collection<String> eventsSchedWakeup() { | |
82 | return WAKEUP_EVENTS; | |
83 | } | |
84 | ||
85 | @Override | |
86 | public String eventSchedProcessFork() { | |
87 | return "sched:sched_process_fork"; //$NON-NLS-1$ | |
88 | } | |
89 | ||
90 | @Override | |
91 | public String eventSchedProcessExit() { | |
92 | return "sched:sched_process_exit"; //$NON-NLS-1$ | |
93 | } | |
94 | ||
95 | @Override | |
96 | public String eventSchedProcessFree() { | |
97 | return "sched:sched_process_free"; //$NON-NLS-1$ | |
98 | } | |
99 | ||
100 | @Override | |
101 | public @Nullable String eventStatedumpProcessState() { | |
102 | /* Not present in perf traces */ | |
103 | return null; | |
104 | } | |
105 | ||
106 | @Override | |
107 | public String eventSyscallEntryPrefix() { | |
108 | return "raw_syscalls:sys_enter"; //$NON-NLS-1$ | |
109 | } | |
110 | ||
111 | @Override | |
112 | public String eventCompatSyscallEntryPrefix() { | |
113 | return eventSyscallEntryPrefix(); | |
114 | } | |
115 | ||
116 | @Override | |
117 | public String eventSyscallExitPrefix() { | |
118 | return "raw_syscalls:sys_exit"; //$NON-NLS-1$ | |
119 | } | |
120 | ||
121 | // ------------------------------------------------------------------------ | |
122 | // Field names | |
123 | // ------------------------------------------------------------------------ | |
124 | ||
125 | @Override | |
126 | public String fieldIrq() { | |
127 | return "irq"; //$NON-NLS-1$ | |
128 | } | |
129 | ||
130 | @Override | |
131 | public String fieldVec() { | |
132 | return "vec"; //$NON-NLS-1$ | |
133 | } | |
134 | ||
135 | @Override | |
136 | public String fieldTid() { | |
137 | return "pid"; //$NON-NLS-1$ | |
138 | } | |
139 | ||
140 | @Override | |
141 | public String fieldPrevTid() { | |
142 | return "prev_pid"; //$NON-NLS-1$ | |
143 | } | |
144 | ||
145 | @Override | |
146 | public String fieldPrevState() { | |
147 | return "prev_state"; //$NON-NLS-1$ | |
148 | } | |
149 | ||
150 | @Override | |
151 | public String fieldNextComm() { | |
152 | return "next_comm"; //$NON-NLS-1$ | |
153 | } | |
154 | ||
155 | @Override | |
156 | public String fieldNextTid() { | |
157 | return "next_pid"; //$NON-NLS-1$ | |
158 | } | |
159 | ||
160 | @Override | |
161 | public String fieldChildComm() { | |
162 | return "child_comm"; //$NON-NLS-1$ | |
163 | } | |
164 | ||
165 | @Override | |
166 | public String fieldParentTid() { | |
167 | return "parent_pid"; //$NON-NLS-1$ | |
168 | } | |
169 | ||
170 | @Override | |
171 | public String fieldChildTid() { | |
172 | return "child_pid"; //$NON-NLS-1$ | |
173 | } | |
174 | ||
175 | } |