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Subject: Re: oprofile callgraph support missing for common cpus
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Joakim Tjernlund <joakim.tjernlund@transmode.se>
Date: Fri, 25 Nov 2011 16:24:32 +1100
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Cc: Robert Richter <robert.richter@amd.com>, linuxppc-dev@ozlabs.org,
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On Fri, 2011-11-18 at 09:22 +0100, Joakim Tjernlund wrote:

> I forgot to ask, oprofile mentions setting -no-omit-framepointer to get
> correct backtrace but I cannot turn on frame pointers for the ppc kernel.
> Isn't frame pointers needed for pcc? what about user space?

PowerPC always has frame pointers, ignore that :-)

Cheers,
Ben.