From: Steven Rostedt <[email protected]> The file trace.c has become a catchall for most things tracing. Start making it smaller by breaking out various aspects into their own files.
Make the variable tracing_selftest_running global so that it can be used by other files in the tracing subsystem and trace.c can be split up. Signed-off-by: Steven Rostedt (Google) <[email protected]> --- kernel/trace/trace.c | 3 +-- kernel/trace/trace.h | 2 ++ 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 45972d089061..dafcdd31570b 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -67,7 +67,7 @@ * insertions into the ring-buffer such as trace_printk could occurred * at the same time, giving false positive or negative results. */ -static bool __read_mostly tracing_selftest_running; +bool __read_mostly tracing_selftest_running; /* * If boot-time tracing including tracers/events via kernel cmdline @@ -83,7 +83,6 @@ void __init disable_tracing_selftest(const char *reason) } } #else -#define tracing_selftest_running 0 #define tracing_selftest_disabled 0 #endif diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index fda87c9f84bc..ccfaa9b4d2bf 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -867,6 +867,7 @@ extern int trace_selftest_startup_nop(struct tracer *trace, struct trace_array *tr); extern int trace_selftest_startup_branch(struct tracer *trace, struct trace_array *tr); +extern bool __read_mostly tracing_selftest_running; /* * Tracer data references selftest functions that only occur * on boot up. These can be __init functions. Thus, when selftests @@ -879,6 +880,7 @@ static inline void __init disable_tracing_selftest(const char *reason) } /* Tracers are seldom changed. Optimize when selftests are disabled. */ #define __tracer_data __read_mostly +#define tracing_selftest_running 0 #endif /* CONFIG_FTRACE_STARTUP_TEST */ extern void *head_page(struct trace_array_cpu *data); -- 2.51.0
