Re: [PATCH -tip ] [BUGFIX]tracing/kprobes: Fix kprobe-tracer tosupport stack trace
From: Steven Rostedt
Date: Tue May 17 2011 - 06:50:33 EST
On Tue, 2011-05-17 at 17:45 +0900, Masami Hiramatsu wrote:
> (2011/05/12 19:22), Masami Hiramatsu wrote:
> > Fix to support kernel stack trace correctly on kprobe-tracer.
> > Since the execution path of kprobe-based dynamic events is different
> > from other tracepoint-based events, normal ftrace_trace_stack() doesn't
> > work correctly. To fix that, this introduces ftrace_trace_stack_regs()
> > which traces stack via pt_regs instead of current stack register.
>
> Hmm, any comments?
>
Hi Masami,
I've been traveling, and I'm way behind in my email. I'll take a look at
this later today.
Thanks,
-- Steve
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