From 57252e7bd491bdbf4aa7d1c2c1e9d1dc500b0e8a Mon Sep 17 00:00:00 2001 From: sunliming Date: Thu, 2 Jun 2022 22:06:13 +0800 Subject: [PATCH] tracing: Simplify conditional compilation code in tracing_set_tracer() [ Upstream commit f4b0d318097e45cbac5e14976f8bb56aa2cef504 ] 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: sunliming Signed-off-by: Steven Rostedt (Google) Stable-dep-of: a541a9559bb0 ("tracing: Do not free snapshot if tracer is on cmdline") Signed-off-by: Sasha Levin --- kernel/trace/trace.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 0dc17fd96102..21795777587b 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -6416,9 +6416,7 @@ 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)