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authorSteven Rostedt (Google) <rostedt@goodmis.org>2023-04-06 11:10:33 -0400
committerSteven Rostedt (Google) <rostedt@goodmis.org>2023-04-06 15:08:18 -0400
commit31c683967174b487939efaf65e41f5ff1404e141 (patch)
treea4dc1bd51117231581ff09be4b1527a1e7f249d6
parent2a2d8c51defb446e8d89a83f42f8e5cd529111e9 (diff)
tracing/synthetic: Make lastcmd_mutex static
The lastcmd_mutex is only used in trace_events_synth.c and should be static. Link: https://lore.kernel.org/linux-trace-kernel/202304062033.cRStgOuP-lkp@intel.com/ Link: https://lore.kernel.org/linux-trace-kernel/20230406111033.6e26de93@gandalf.local.home Cc: Masami Hiramatsu <mhiramat@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Tze-nan Wu <Tze-nan.Wu@mediatek.com> Fixes: 4ccf11c4e8a8e ("tracing/synthetic: Fix races on freeing last_cmd") Reviewed-by: Mukesh Ojha <quic_mojha@quicinc.com> Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
-rw-r--r--kernel/trace/trace_events_synth.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace_events_synth.c b/kernel/trace/trace_events_synth.c
index f0ff730125bf..d6a70aff2410 100644
--- a/kernel/trace/trace_events_synth.c
+++ b/kernel/trace/trace_events_synth.c
@@ -44,7 +44,7 @@ enum { ERRORS };
static const char *err_text[] = { ERRORS };
-DEFINE_MUTEX(lastcmd_mutex);
+static DEFINE_MUTEX(lastcmd_mutex);
static char *last_cmd;
static int errpos(const char *str)