| Message ID | 20201107095843.11909-3-kurt@linutronix.de |
|---|---|
| State | New |
| Headers | show |
| Series | rt-tests: rt-utils: Close trace fds | expand |
On Sat, 7 Nov 2020, Kurt Kanzenbach wrote: > Currently the trace fds are not closed. Add a function for it. > > Signed-off-by: Kurt Kanzenbach <kurt@linutronix.de> > --- > src/include/rt-utils.h | 1 + > src/lib/rt-utils.c | 14 ++++++++++++++ > 2 files changed, 15 insertions(+) > > diff --git a/src/include/rt-utils.h b/src/include/rt-utils.h > index 4ed1cbc53ece..c6fb220cdb0a 100644 > --- a/src/include/rt-utils.h > +++ b/src/include/rt-utils.h > @@ -31,6 +31,7 @@ int parse_time_string(char *val); > > void enable_trace_mark(void); > void tracemark(char *fmt, ...) __attribute__((format(printf, 1, 2))); > +void disable_trace_mark(void); > > #define MSEC_PER_SEC 1000 > #define USEC_PER_SEC 1000000 > diff --git a/src/lib/rt-utils.c b/src/lib/rt-utils.c > index 85d41b9542a2..a30e1e4ce436 100644 > --- a/src/lib/rt-utils.c > +++ b/src/lib/rt-utils.c > @@ -390,6 +390,15 @@ static void open_tracemark_fd(void) > } > } > > +static void close_tracemark_fd(void) > +{ > + if (tracemark_fd > 0) > + close(tracemark_fd); > + > + if (trace_fd > 0) > + close(trace_fd); > +} > + > static int trace_file_exists(char *name) > { > struct stat sbuf; > @@ -437,3 +446,8 @@ void enable_trace_mark(void) > debugfs_prepare(); > open_tracemark_fd(); > } > + > +void disable_trace_mark(void) > +{ > + close_tracemark_fd(); > +} > -- > 2.26.2 > > Signed-off-by: John Kacur <jkacur@redhat.com>
diff --git a/src/include/rt-utils.h b/src/include/rt-utils.h index 4ed1cbc53ece..c6fb220cdb0a 100644 --- a/src/include/rt-utils.h +++ b/src/include/rt-utils.h @@ -31,6 +31,7 @@ int parse_time_string(char *val); void enable_trace_mark(void); void tracemark(char *fmt, ...) __attribute__((format(printf, 1, 2))); +void disable_trace_mark(void); #define MSEC_PER_SEC 1000 #define USEC_PER_SEC 1000000 diff --git a/src/lib/rt-utils.c b/src/lib/rt-utils.c index 85d41b9542a2..a30e1e4ce436 100644 --- a/src/lib/rt-utils.c +++ b/src/lib/rt-utils.c @@ -390,6 +390,15 @@ static void open_tracemark_fd(void) } } +static void close_tracemark_fd(void) +{ + if (tracemark_fd > 0) + close(tracemark_fd); + + if (trace_fd > 0) + close(trace_fd); +} + static int trace_file_exists(char *name) { struct stat sbuf; @@ -437,3 +446,8 @@ void enable_trace_mark(void) debugfs_prepare(); open_tracemark_fd(); } + +void disable_trace_mark(void) +{ + close_tracemark_fd(); +}
Currently the trace fds are not closed. Add a function for it. Signed-off-by: Kurt Kanzenbach <kurt@linutronix.de> --- src/include/rt-utils.h | 1 + src/lib/rt-utils.c | 14 ++++++++++++++ 2 files changed, 15 insertions(+)