linux-kernel - Re: [PATCH] [RFC] perf: robustify proc and debugfs file recording

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Date:	Thu, 14 Jul 2011 10:18:05 +1000
From:	Michael Neuling <mikey@...ling.org>
To:	Sonny Rao <sonnyrao@...omium.org>
cc:	Steven Rostedt <rostedt@...dmis.org>, acme@...hat.com,
	anton@...ba.org, Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>, Ingo Molnar <mingo@...e.hu>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] [RFC] perf: robustify proc and debugfs file recording

> >>> +  if (pwrite(output_fd, &size, hdr_sz, hdr_pos) < 0)
> >>
> >> s/&size/sizep/
> >
> > Argh, I'm really messing this up... so yeah this shouldn't have worked
> > on big-endian without that fix..
> > Mikey, are you sure it worked?
> 
> Actually, I think you need to use tracepoints or this code won't be invoked=
> .
> So, please try with some tracepoints, thanks.

Yeah, with tracepoints it's broken.  

With Steven fix though it's all good on my powerpc box.

Mikey
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