diff options
| author | Steven Rostedt (VMware) <rostedt@goodmis.org> | 2018-08-01 22:08:57 +0200 |
|---|---|---|
| committer | Steven Rostedt (VMware) <rostedt@goodmis.org> | 2018-08-01 22:08:57 +0200 |
| commit | ec57350883cd7fccd867b0d2260bac3a9bf6442d (patch) | |
| tree | 55b701dbbcbbf08033080bf7d1e0617611c65122 /kernel | |
| parent | tracing: Do a WARN_ON() if start_thread() in hwlat is called when thread exists (diff) | |
| download | linux-ec57350883cd7fccd867b0d2260bac3a9bf6442d.tar.xz linux-ec57350883cd7fccd867b0d2260bac3a9bf6442d.zip | |
tracing: Make tracer_tracing_is_on() return bool
There's code that expects tracer_tracing_is_on() to be either true or false,
not some random number. Currently, it should only return one or zero, but
just in case, change its return value to bool, to enforce it.
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/trace/trace.c | 2 | ||||
| -rw-r--r-- | kernel/trace/trace.h | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 2378bb4f1442..2dad27809794 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -1087,7 +1087,7 @@ void disable_trace_on_warning(void) * * Shows real state of the ring buffer if it is enabled or not. */ -int tracer_tracing_is_on(struct trace_array *tr) +bool tracer_tracing_is_on(struct trace_array *tr) { if (tr->trace_buffer.buffer) return ring_buffer_record_is_on(tr->trace_buffer.buffer); diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index e1c8a1d6f240..d88cd9bb72f4 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -594,7 +594,7 @@ void tracing_reset_current(int cpu); void tracing_reset_all_online_cpus(void); int tracing_open_generic(struct inode *inode, struct file *filp); bool tracing_is_disabled(void); -int tracer_tracing_is_on(struct trace_array *tr); +bool tracer_tracing_is_on(struct trace_array *tr); void tracer_tracing_on(struct trace_array *tr); void tracer_tracing_off(struct trace_array *tr); struct dentry *trace_create_file(const char *name, |