On Mon, 2012-07-09 at 17:10 -0700, Anton Vorontsov wrote:
> +static struct tracer_flags func_flags;
> +
> static void
> function_trace_call(unsigned long ip, unsigned long parent_ip)
> {
> @@ -97,6 +106,12 @@ function_trace_call(unsigned long ip, unsigned long
> parent_ip)
> disabled = atomic_inc_return(&data->disabled);
>
> if (likely(disabled == 1)) {
> + /*
> + * So far tracing doesn't support multiple buffers, so
> + * we make an explicit call for now.
I'm working on it ;-)
-- Steve
> + */
> + if (unlikely(func_flags.val & TRACE_FUNC_OPT_PSTORE))
> + pstore_ftrace_call(ip, parent_ip);
> pc = preempt_count();
> trace_function(tr, ip, parent_ip, flags, pc);
> }
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