lkml.org 
[lkml]   [2018]   [Aug]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[for-next][PATCH 21/34] tracing: Make tracer_tracing_is_on() return bool
From: "Steven Rostedt (VMware)" <rostedt@goodmis.org>

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>
---
kernel/trace/trace.c | 2 +-
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,
--
2.18.0

\
 
 \ /
  Last update: 2018-08-11 15:52    [W:0.388 / U:0.076 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site