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authorJiri Kosina <jkosina@suse.cz>2021-04-29 21:45:19 +0200
committerJiri Kosina <jkosina@suse.cz>2021-04-29 21:45:19 +0200
commite50fedec822efc7b7090f95862b782d91ca8aec0 (patch)
tree22dd6b534d00a1f7fc3823f0d88e0d43547fc87b /kernel/trace/trace.c
parentcfc9bdfb6ba76de84a9ed8ee75dc56903b505a78 (diff)
parent35a927f2848bd79586c6374ebb99e4207f3b0c7f (diff)
Merge branch 'for-5.13/surface-system-aggregator-intergration' into for-linus
- Surface Aggregator Module support from Maximilian Luz
Diffstat (limited to 'kernel/trace/trace.c')
-rw-r--r--kernel/trace/trace.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index e295c413580e..eccb4e1187cc 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -1929,6 +1929,12 @@ static int run_tracer_selftest(struct tracer *type)
if (!selftests_can_run)
return save_selftest(type);
+ if (!tracing_is_on()) {
+ pr_warn("Selftest for tracer %s skipped due to tracing disabled\n",
+ type->name);
+ return 0;
+ }
+
/*
* Run a selftest on this tracer.
* Here we reset the trace buffer, and set the current