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tracing: Remove obsolete sched_switch tracer selftest

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Since commit 87d80de280 ("tracing: Remove
obsolete sched_switch tracer"), the sched_switch tracer selftest is no longer
used.  This patch removes the same.

Link: http://lkml.kernel.org/r/20170909065517.22262-1-joelaf@google.com

Cc: Ingo Molnar <mingo@redhat.com>
Cc: kernel-team@android.com
Signed-off-by: Joel Fernandes <joelaf@google.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
This commit is contained in:
Joel Fernandes 2017-09-08 23:55:17 -07:00 committed by Steven Rostedt (VMware)
parent 9e66317d3c
commit d8c4deee6d
2 changed files with 0 additions and 34 deletions
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2
kernel/trace/trace.h
View File

@ -738,8 +738,6 @@ extern int trace_selftest_startup_wakeup(struct tracer *trace,
struct trace_array *tr);
extern int trace_selftest_startup_nop(struct tracer *trace,
struct trace_array *tr);
extern int trace_selftest_startup_sched_switch(struct tracer *trace,
struct trace_array *tr);
extern int trace_selftest_startup_branch(struct tracer *trace,
struct trace_array *tr);
/*

32
kernel/trace/trace_selftest.c
View File

@ -1150,38 +1150,6 @@ trace_selftest_startup_wakeup(struct tracer *trace, struct trace_array *tr)
}
#endif /* CONFIG_SCHED_TRACER */
#ifdef CONFIG_CONTEXT_SWITCH_TRACER
int
trace_selftest_startup_sched_switch(struct tracer *trace, struct trace_array *tr)
{
unsigned long count;
int ret;
/* start the tracing */
ret = tracer_init(trace, tr);
if (ret) {
warn_failed_init_tracer(trace, ret);
return ret;
}
/* Sleep for a 1/10 of a second */
msleep(100);
/* stop the tracing. */
tracing_stop();
/* check the trace buffer */
ret = trace_test_buffer(&tr->trace_buffer, &count);
trace->reset(tr);
tracing_start();
if (!ret && !count) {
printk(KERN_CONT ".. no entries found ..");
ret = -1;
}
return ret;
}
#endif /* CONFIG_CONTEXT_SWITCH_TRACER */
#ifdef CONFIG_BRANCH_TRACER
int
trace_selftest_startup_branch(struct tracer *trace, struct trace_array *tr)