1 #include <asm/trace/irq_vectors.h>
2 #include <linux/trace.h>
3
4 #if defined(CONFIG_OSNOISE_TRACER) && defined(CONFIG_X86_LOCAL_APIC)
5 /*
6 * trace_intel_irq_entry - record intel specific IRQ entry
7 */
8 static void trace_intel_irq_entry(void *data, int vector)
9 {
10 osnoise_trace_irq_entry(vector);
11 }
12
13 /*
14 * trace_intel_irq_exit - record intel specific IRQ exit
15 */
16 static void trace_intel_irq_exit(void *data, int vector)
17 {
18 char *vector_desc = (char *) data;
19
20 osnoise_trace_irq_exit(vector, vector_desc);
21 }
22
23 /*
24 * register_intel_irq_tp - Register intel specific IRQ entry tracepoints
25 */
26 int osnoise_arch_register(void)
27 {
28 int ret;
29
30 ret = register_trace_local_timer_entry(trace_intel_irq_entry, NULL);
31 if (ret)
32 goto out_err;
33
34 ret = register_trace_local_timer_exit(trace_intel_irq_exit, "local_timer");
35 if (ret)
36 goto out_timer_entry;
37
38 #ifdef CONFIG_X86_THERMAL_VECTOR
39 ret = register_trace_thermal_apic_entry(trace_intel_irq_entry, NULL);
40 if (ret)
41 goto out_timer_exit;
42
43 ret = register_trace_thermal_apic_exit(trace_intel_irq_exit, "thermal_apic");
44 if (ret)
45 goto out_thermal_entry;
46 #endif /* CONFIG_X86_THERMAL_VECTOR */
47
48 #ifdef CONFIG_X86_MCE_AMD
49 ret = register_trace_deferred_error_apic_entry(trace_intel_irq_entry, NULL);
50 if (ret)
51 goto out_thermal_exit;
52
53 ret = register_trace_deferred_error_apic_exit(trace_intel_irq_exit, "deferred_error");
54 if (ret)
55 goto out_deferred_entry;
56 #endif
57
58 #ifdef CONFIG_X86_MCE_THRESHOLD
59 ret = register_trace_threshold_apic_entry(trace_intel_irq_entry, NULL);
60 if (ret)
61 goto out_deferred_exit;
62
63 ret = register_trace_threshold_apic_exit(trace_intel_irq_exit, "threshold_apic");
64 if (ret)
65 goto out_threshold_entry;
66 #endif /* CONFIG_X86_MCE_THRESHOLD */
67
68 #ifdef CONFIG_SMP
69 ret = register_trace_call_function_single_entry(trace_intel_irq_entry, NULL);
70 if (ret)
71 goto out_threshold_exit;
72
73 ret = register_trace_call_function_single_exit(trace_intel_irq_exit,
74 "call_function_single");
75 if (ret)
76 goto out_call_function_single_entry;
77
78 ret = register_trace_call_function_entry(trace_intel_irq_entry, NULL);
79 if (ret)
80 goto out_call_function_single_exit;
81
82 ret = register_trace_call_function_exit(trace_intel_irq_exit, "call_function");
83 if (ret)
84 goto out_call_function_entry;
85
86 ret = register_trace_reschedule_entry(trace_intel_irq_entry, NULL);
87 if (ret)
88 goto out_call_function_exit;
89
90 ret = register_trace_reschedule_exit(trace_intel_irq_exit, "reschedule");
91 if (ret)
92 goto out_reschedule_entry;
93 #endif /* CONFIG_SMP */
94
95 #ifdef CONFIG_IRQ_WORK
96 ret = register_trace_irq_work_entry(trace_intel_irq_entry, NULL);
97 if (ret)
98 goto out_reschedule_exit;
99
100 ret = register_trace_irq_work_exit(trace_intel_irq_exit, "irq_work");
101 if (ret)
102 goto out_irq_work_entry;
103 #endif
104
105 ret = register_trace_x86_platform_ipi_entry(trace_intel_irq_entry, NULL);
106 if (ret)
107 goto out_irq_work_exit;
108
109 ret = register_trace_x86_platform_ipi_exit(trace_intel_irq_exit, "x86_platform_ipi");
110 if (ret)
111 goto out_x86_ipi_entry;
112
113 ret = register_trace_error_apic_entry(trace_intel_irq_entry, NULL);
114 if (ret)
115 goto out_x86_ipi_exit;
116
117 ret = register_trace_error_apic_exit(trace_intel_irq_exit, "error_apic");
118 if (ret)
119 goto out_error_apic_entry;
120
121 ret = register_trace_spurious_apic_entry(trace_intel_irq_entry, NULL);
122 if (ret)
123 goto out_error_apic_exit;
124
125 ret = register_trace_spurious_apic_exit(trace_intel_irq_exit, "spurious_apic");
126 if (ret)
127 goto out_spurious_apic_entry;
128
129 return 0;
130
131 out_spurious_apic_entry:
132 unregister_trace_spurious_apic_entry(trace_intel_irq_entry, NULL);
133 out_error_apic_exit:
134 unregister_trace_error_apic_exit(trace_intel_irq_exit, "error_apic");
135 out_error_apic_entry:
136 unregister_trace_error_apic_entry(trace_intel_irq_entry, NULL);
137 out_x86_ipi_exit:
138 unregister_trace_x86_platform_ipi_exit(trace_intel_irq_exit, "x86_platform_ipi");
139 out_x86_ipi_entry:
140 unregister_trace_x86_platform_ipi_entry(trace_intel_irq_entry, NULL);
141 out_irq_work_exit:
142
143 #ifdef CONFIG_IRQ_WORK
144 unregister_trace_irq_work_exit(trace_intel_irq_exit, "irq_work");
145 out_irq_work_entry:
146 unregister_trace_irq_work_entry(trace_intel_irq_entry, NULL);
147 out_reschedule_exit:
148 #endif
149
150 #ifdef CONFIG_SMP
151 unregister_trace_reschedule_exit(trace_intel_irq_exit, "reschedule");
152 out_reschedule_entry:
153 unregister_trace_reschedule_entry(trace_intel_irq_entry, NULL);
154 out_call_function_exit:
155 unregister_trace_call_function_exit(trace_intel_irq_exit, "call_function");
156 out_call_function_entry:
157 unregister_trace_call_function_entry(trace_intel_irq_entry, NULL);
158 out_call_function_single_exit:
159 unregister_trace_call_function_single_exit(trace_intel_irq_exit, "call_function_single");
160 out_call_function_single_entry:
161 unregister_trace_call_function_single_entry(trace_intel_irq_entry, NULL);
162 out_threshold_exit:
163 #endif
164
165 #ifdef CONFIG_X86_MCE_THRESHOLD
166 unregister_trace_threshold_apic_exit(trace_intel_irq_exit, "threshold_apic");
167 out_threshold_entry:
168 unregister_trace_threshold_apic_entry(trace_intel_irq_entry, NULL);
169 out_deferred_exit:
170 #endif
171
172 #ifdef CONFIG_X86_MCE_AMD
173 unregister_trace_deferred_error_apic_exit(trace_intel_irq_exit, "deferred_error");
174 out_deferred_entry:
175 unregister_trace_deferred_error_apic_entry(trace_intel_irq_entry, NULL);
176 out_thermal_exit:
177 #endif /* CONFIG_X86_MCE_AMD */
178
179 #ifdef CONFIG_X86_THERMAL_VECTOR
180 unregister_trace_thermal_apic_exit(trace_intel_irq_exit, "thermal_apic");
181 out_thermal_entry:
182 unregister_trace_thermal_apic_entry(trace_intel_irq_entry, NULL);
183 out_timer_exit:
184 #endif /* CONFIG_X86_THERMAL_VECTOR */
185
186 unregister_trace_local_timer_exit(trace_intel_irq_exit, "local_timer");
187 out_timer_entry:
188 unregister_trace_local_timer_entry(trace_intel_irq_entry, NULL);
189 out_err:
190 return -EINVAL;
191 }
192
193 void osnoise_arch_unregister(void)
194 {
195 unregister_trace_spurious_apic_exit(trace_intel_irq_exit, "spurious_apic");
196 unregister_trace_spurious_apic_entry(trace_intel_irq_entry, NULL);
197 unregister_trace_error_apic_exit(trace_intel_irq_exit, "error_apic");
198 unregister_trace_error_apic_entry(trace_intel_irq_entry, NULL);
199 unregister_trace_x86_platform_ipi_exit(trace_intel_irq_exit, "x86_platform_ipi");
200 unregister_trace_x86_platform_ipi_entry(trace_intel_irq_entry, NULL);
201
202 #ifdef CONFIG_IRQ_WORK
203 unregister_trace_irq_work_exit(trace_intel_irq_exit, "irq_work");
204 unregister_trace_irq_work_entry(trace_intel_irq_entry, NULL);
205 #endif
206
207 #ifdef CONFIG_SMP
208 unregister_trace_reschedule_exit(trace_intel_irq_exit, "reschedule");
209 unregister_trace_reschedule_entry(trace_intel_irq_entry, NULL);
210 unregister_trace_call_function_exit(trace_intel_irq_exit, "call_function");
211 unregister_trace_call_function_entry(trace_intel_irq_entry, NULL);
212 unregister_trace_call_function_single_exit(trace_intel_irq_exit, "call_function_single");
213 unregister_trace_call_function_single_entry(trace_intel_irq_entry, NULL);
214 #endif
215
216 #ifdef CONFIG_X86_MCE_THRESHOLD
217 unregister_trace_threshold_apic_exit(trace_intel_irq_exit, "threshold_apic");
218 unregister_trace_threshold_apic_entry(trace_intel_irq_entry, NULL);
219 #endif
220
221 #ifdef CONFIG_X86_MCE_AMD
222 unregister_trace_deferred_error_apic_exit(trace_intel_irq_exit, "deferred_error");
223 unregister_trace_deferred_error_apic_entry(trace_intel_irq_entry, NULL);
224 #endif
225
226 #ifdef CONFIG_X86_THERMAL_VECTOR
227 unregister_trace_thermal_apic_exit(trace_intel_irq_exit, "thermal_apic");
228 unregister_trace_thermal_apic_entry(trace_intel_irq_entry, NULL);
229 #endif /* CONFIG_X86_THERMAL_VECTOR */
230
231 unregister_trace_local_timer_exit(trace_intel_irq_exit, "local_timer");
232 unregister_trace_local_timer_entry(trace_intel_irq_entry, NULL);
233 }
234 #endif /* CONFIG_OSNOISE_TRACER && CONFIG_X86_LOCAL_APIC */
235
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