Re: [PATCH 3/4] cyclictest: move tracemark_fd handling to its own function

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On Tue, 22 Mar 2016 15:35:55 +0100 (CET)
John Kacur <jkacur@xxxxxxxxxx> wrote:

> 
> 
> On Thu, 17 Mar 2016, Luiz Capitulino wrote:
> 
> > A function added by the next commit will want to call
> > this code too.
> > 
> > Signed-off-by: Luiz Capitulino <lcapitulino@xxxxxxxxxx>
> > ---
> >  src/cyclictest/cyclictest.c | 22 ++++++++++++++--------
> >  1 file changed, 14 insertions(+), 8 deletions(-)
> > 
> > diff --git a/src/cyclictest/cyclictest.c b/src/cyclictest/cyclictest.c
> > index 4e80831..65f2aec 100644
> > --- a/src/cyclictest/cyclictest.c
> > +++ b/src/cyclictest/cyclictest.c
> > @@ -532,6 +532,19 @@ static void debugfs_prepare(void)
> >  		fileprefix = procfileprefix;
> >  }
> >  
> > +static void open_tracemark_fd(void)
> > +{
> > +	char path[MAX_PATH];
> > +
> > +	if (tracemark_fd >= 0)
> > +		return;
> > +
> > +	sprintf(path, "%s/%s", fileprefix, "trace_marker");
> > +	tracemark_fd = open(path, O_WRONLY);
> > +	if (tracemark_fd < 0)
> > +		warn("unable to open trace_marker file: %s\n", path);
> > +}
> > +
> >  static void setup_tracer(void)
> >  {
> >  	if (!tracelimit || notrace)
> > @@ -647,14 +660,7 @@ static void setup_tracer(void)
> >  				fatal("unable to open %s for tracing", path);
> >  		}
> >  
> > -		/* open the tracemark file descriptor */
> > -		if (tracemark_fd == -1) {
> > -			char path[MAX_PATH];
> > -			strcat(strcpy(path, fileprefix), "trace_marker");
> > -			if ((tracemark_fd = open(path, O_WRONLY)) == -1)
> > -				warn("unable to open trace_marker file: %s\n", path);
> > -		}
> > -
> > +		open_tracemark_fd();
> >  	} else {
> >  		setkernvar("trace_all_cpus", "1");
> >  		setkernvar("trace_freerunning", "1");
> > -- 
> > 2.1.0
> 
> Signed-off-by: John Kacur <jkacur@xxxxxxxxxx>
> 
> But, once again, it didn't apply cleanly,

Yeah, I didn't know I had to use the devel branch. Do you want me
to re-send or did git solved the conflicts?

> and you should have included it
> with the next set off patches where it is required, because I was 
> scratching my head as to why I should include this until I looked there.

Which set of patches?
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