Commit f4b0d318 authored by sunliming's avatar sunliming Committed by Steven Rostedt (Google)
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tracing: Simplify conditional compilation code in tracing_set_tracer() 

Two conditional compilation directives "#ifdef CONFIG_TRACER_MAX_TRACE"
are used consecutively, and no other code in between. Simplify conditional
the compilation code and only use one "#ifdef CONFIG_TRACER_MAX_TRACE".

Link: https://lkml.kernel.org/r/20220602140613.545069-1-sunliming@kylinos.cn



Signed-off-by: default avatarsunliming <sunliming@kylinos.cn>
Signed-off-by: default avatarSteven Rostedt (Google) <rostedt@goodmis.org>
parent cc72b720

kernel/trace/trace.c

+0 −2
Original line number Diff line number Diff line
@@ -6424,9 +6424,7 @@ int tracing_set_tracer(struct trace_array *tr, const char *buf) 
		synchronize_rcu();

		free_snapshot(tr);

	}

#endif



#ifdef CONFIG_TRACER_MAX_TRACE

	if (t->use_max_tr && !had_max_tr) {

		ret = tracing_alloc_snapshot_instance(tr);

		if (ret < 0)