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authorJoel Fernandes <joelaf@google.com>2017-09-08 23:55:17 -0700
committerSteven Rostedt (VMware) <rostedt@goodmis.org>2017-10-04 11:36:54 -0400
commitd8c4deee6dc6876ae3b7d09a5b58138a57ee45f6 (patch)
treeba2f9efcfab5e251292f8c2c8f81bc8b5d1212de /kernel/trace/trace_selftest.c
parent9e66317d3c92ddaab330c125dfe9d06eee268aff (diff)
downloadlinux-d8c4deee6dc6876ae3b7d09a5b58138a57ee45f6.tar.gz
tracing: Remove obsolete sched_switch tracer selftest
Since commit 87d80de2800d087ea833cb79bc13f85ff34ed49f ("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>
Diffstat (limited to 'kernel/trace/trace_selftest.c')
-rw-r--r--kernel/trace/trace_selftest.c32
1 files changed, 0 insertions, 32 deletions
diff --git a/kernel/trace/trace_selftest.c b/kernel/trace/trace_selftest.c
index b17ec642793b..364f78abdf47 100644
--- a/kernel/trace/trace_selftest.c
+++ b/kernel/trace/trace_selftest.c
@@ -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)