Re: [PATCH 5/5] perf: Make perf aware of tracefs

2015-01-26 Thread Jiri Olsa
On Sun, Jan 25, 2015 at 02:31:51PM -0500, Steven Rostedt wrote: > On Sun, 25 Jan 2015 18:34:33 +0100 > Jiri Olsa wrote: > > > On Sat, Jan 24, 2015 at 01:13:35PM -0500, Steven Rostedt wrote: > > > > SNIP > > > > > @@ -351,11 +385,15 @@ const char *find_tracing_dir(void) > > > if (tracing_found

Re: [PATCH 5/5] perf: Make perf aware of tracefs

2015-01-25 Thread Steven Rostedt
On Sun, 25 Jan 2015 18:34:33 +0100 Jiri Olsa wrote: > On Sat, Jan 24, 2015 at 01:13:35PM -0500, Steven Rostedt wrote: > > SNIP > > > @@ -351,11 +385,15 @@ const char *find_tracing_dir(void) > > if (tracing_found) > > return tracing; > > > > - debugfs = find_debugfs(); > > -

Re: [PATCH 5/5] perf: Make perf aware of tracefs

2015-01-25 Thread Steven Rostedt
On Sun, 25 Jan 2015 22:50:10 +0900 Namhyung Kim wrote: > Hi Steve, > > On Sat, Jan 24, 2015 at 01:13:35PM -0500, Steven Rostedt wrote: > > From: "Steven Rostedt (Red Hat)" > > > > As tracefs may be mounted instead of debugfs to get to the event > > directories, > > have perf know about tracef

Re: [PATCH 5/5] perf: Make perf aware of tracefs

2015-01-25 Thread Jiri Olsa
On Sat, Jan 24, 2015 at 01:13:35PM -0500, Steven Rostedt wrote: SNIP > @@ -351,11 +385,15 @@ const char *find_tracing_dir(void) > if (tracing_found) > return tracing; > > - debugfs = find_debugfs(); > - if (!debugfs) > - return NULL; > + debugfs = fin

Re: [PATCH 5/5] perf: Make perf aware of tracefs

2015-01-25 Thread Namhyung Kim
Hi Steve, On Sat, Jan 24, 2015 at 01:13:35PM -0500, Steven Rostedt wrote: > From: "Steven Rostedt (Red Hat)" > > As tracefs may be mounted instead of debugfs to get to the event directories, > have perf know about tracefs, and use that file system over debugfs if it > is present. > > Signed-off