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SubjectRe: [PATCH] x86: add the debugfs interface for the sysprof tool
Hi,

On Tue, Feb 26, 2008 at 8:27 AM, Pekka Enberg <penberg@cs.helsinki.fi> wrote:
> > You could try passing the --callgraph option to opcontrol.
>
> Hmm, perhaps I am missing something but I don't think that does what
> sysprof does. At least I can't find where in the oprofile kernel code
> does it save the full stack trace for user-space. John?

Ok, so as pointed out by Nicholas/Andrew, oprofile does indeed do
exactly what sysprof does (see
arch/x86/oprofile/backtrace.c::backtrace_address, for example). So,
Soeren, any other reason we can't use the oprofile kernel module for
sysprof?


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