linux-kernel - Re: [PATCH -tip v4 12/12] tracing: Show kretprobe unknown indicator only for kretprobe

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Message-ID: <20210322111142.748e90da@gandalf.local.home>
Date:   Mon, 22 Mar 2021 11:11:42 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Masami Hiramatsu <mhiramat@...nel.org>
Cc:     Ingo Molnar <mingo@...nel.org>, X86 ML <x86@...nel.org>,
        Daniel Xu <dxu@...uu.xyz>, linux-kernel@...r.kernel.org,
        bpf@...r.kernel.org, kuba@...nel.org, mingo@...hat.com,
        ast@...nel.org, tglx@...utronix.de, kernel-team@...com, yhs@...com,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        linux-ia64@...r.kernel.org,
        Abhishek Sagar <sagar.abhishek@...il.com>
Subject: Re: [PATCH -tip v4 12/12] tracing: Show kretprobe unknown indicator
 only for kretprobe_trampoline

On Mon, 22 Mar 2021 15:42:02 +0900
Masami Hiramatsu <mhiramat@...nel.org> wrote:

> ftrace shows "[unknown/kretprobe'd]" indicator all addresses in the
> kretprobe_trampoline, but the modified address by kretprobe should
> be only kretprobe_trampoline+0.
> 
> Signed-off-by: Masami Hiramatsu <mhiramat@...nel.org>

Acked-by: Steven Rostedt (VMware) <rostedt@...dmis.org>

-- Steve