linux-kernel - Re: perf trace errors

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Message-Id: <1256851489.26028.3247.camel@gandalf.stny.rr.com>
Date:	Thu, 29 Oct 2009 17:24:49 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Frederic Weisbecker <fweisbec@...il.com>
Cc:	Christoph Hellwig <hch@....de>, Ingo Molnar <mingo@...e.hu>,
	linux-kernel@...r.kernel.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>
Subject: Re: perf trace errors

On Mon, 2009-10-26 at 00:43 +0100, Frederic Weisbecker wrote:
> 2009/10/25 Christoph Hellwig <hch@....de>:
> > On Fri, Oct 16, 2009 at 10:32:42AM +0200, Ingo Molnar wrote:
> >> FYI, these bugs are fixed in latest -tip, your testcase works for me:
> >
> >> Mind checking whether it works for you?
> >
> > Yes, it works on -tip, but not yet on mainline.  What still doesn't
> > work yet on -tip either is printing of dynamic strings in some events,
> > e.g.:
> >
> >       kjournald-1105  [000]   643.002702: block_rq_complete: 253,0 W () 2283224
> 
> 
> Ah, interesting, it means we support __string() but not well other
> dynamic arrays.
> I'll have a look at it.

Frederic,

Have you found anything with this yet? If not, I can take a look too.

-- Steve


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