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Diffstat (limited to 'kernel/trace/trace_sched_switch.c')
-rw-r--r--kernel/trace/trace_sched_switch.c21
1 files changed, 10 insertions, 11 deletions
diff --git a/kernel/trace/trace_sched_switch.c b/kernel/trace/trace_sched_switch.c
index 5fca0f51fde4..8f758d070c43 100644
--- a/kernel/trace/trace_sched_switch.c
+++ b/kernel/trace/trace_sched_switch.c
@@ -50,8 +50,7 @@ tracing_sched_switch_trace(struct trace_array *tr,
50} 50}
51 51
52static void 52static void
53probe_sched_switch(struct rq *__rq, struct task_struct *prev, 53probe_sched_switch(void *ignore, struct task_struct *prev, struct task_struct *next)
54 struct task_struct *next)
55{ 54{
56 struct trace_array_cpu *data; 55 struct trace_array_cpu *data;
57 unsigned long flags; 56 unsigned long flags;
@@ -109,7 +108,7 @@ tracing_sched_wakeup_trace(struct trace_array *tr,
109} 108}
110 109
111static void 110static void
112probe_sched_wakeup(struct rq *__rq, struct task_struct *wakee, int success) 111probe_sched_wakeup(void *ignore, struct task_struct *wakee, int success)
113{ 112{
114 struct trace_array_cpu *data; 113 struct trace_array_cpu *data;
115 unsigned long flags; 114 unsigned long flags;
@@ -139,21 +138,21 @@ static int tracing_sched_register(void)
139{ 138{
140 int ret; 139 int ret;
141 140
142 ret = register_trace_sched_wakeup(probe_sched_wakeup); 141 ret = register_trace_sched_wakeup(probe_sched_wakeup, NULL);
143 if (ret) { 142 if (ret) {
144 pr_info("wakeup trace: Couldn't activate tracepoint" 143 pr_info("wakeup trace: Couldn't activate tracepoint"
145 " probe to kernel_sched_wakeup\n"); 144 " probe to kernel_sched_wakeup\n");
146 return ret; 145 return ret;
147 } 146 }
148 147
149 ret = register_trace_sched_wakeup_new(probe_sched_wakeup); 148 ret = register_trace_sched_wakeup_new(probe_sched_wakeup, NULL);
150 if (ret) { 149 if (ret) {
151 pr_info("wakeup trace: Couldn't activate tracepoint" 150 pr_info("wakeup trace: Couldn't activate tracepoint"
152 " probe to kernel_sched_wakeup_new\n"); 151 " probe to kernel_sched_wakeup_new\n");
153 goto fail_deprobe; 152 goto fail_deprobe;
154 } 153 }
155 154
156 ret = register_trace_sched_switch(probe_sched_switch); 155 ret = register_trace_sched_switch(probe_sched_switch, NULL);
157 if (ret) { 156 if (ret) {
158 pr_info("sched trace: Couldn't activate tracepoint" 157 pr_info("sched trace: Couldn't activate tracepoint"
159 " probe to kernel_sched_switch\n"); 158 " probe to kernel_sched_switch\n");
@@ -162,17 +161,17 @@ static int tracing_sched_register(void)
162 161
163 return ret; 162 return ret;
164fail_deprobe_wake_new: 163fail_deprobe_wake_new:
165 unregister_trace_sched_wakeup_new(probe_sched_wakeup); 164 unregister_trace_sched_wakeup_new(probe_sched_wakeup, NULL);
166fail_deprobe: 165fail_deprobe:
167 unregister_trace_sched_wakeup(probe_sched_wakeup); 166 unregister_trace_sched_wakeup(probe_sched_wakeup, NULL);
168 return ret; 167 return ret;
169} 168}
170 169
171static void tracing_sched_unregister(void) 170static void tracing_sched_unregister(void)
172{ 171{
173 unregister_trace_sched_switch(probe_sched_switch); 172 unregister_trace_sched_switch(probe_sched_switch, NULL);
174 unregister_trace_sched_wakeup_new(probe_sched_wakeup); 173 unregister_trace_sched_wakeup_new(probe_sched_wakeup, NULL);
175 unregister_trace_sched_wakeup(probe_sched_wakeup); 174 unregister_trace_sched_wakeup(probe_sched_wakeup, NULL);
176} 175}
177 176
178static void tracing_start_sched_switch(void) 177static void tracing_start_sched_switch(void)