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From: Ingo Molnar on 17 Mar 2010 06:00

* T??r??k Edwin <edwintorok(a)gmail.com> wrote:

> +#ifdef CONFIG_COMPAT
> + if (test_thread_flag(TIF_IA32)) {
> + perf_callchain_user32(regs, entry);
> + return;
> + }
> +#endif

You can push that test into perf_callchain_user32() and turn it into something
like:

if (perf_callchain_user32(regs, entry))
return;

without the #ifdef here.

Ingo
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