From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_2 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 244DDC433E1 for ; Mon, 22 Mar 2021 15:12:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DCC51619A7 for ; Mon, 22 Mar 2021 15:12:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231613AbhCVPMN (ORCPT ); Mon, 22 Mar 2021 11:12:13 -0400 Received: from mail.kernel.org ([198.145.29.99]:39234 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231596AbhCVPLp (ORCPT ); Mon, 22 Mar 2021 11:11:45 -0400 Received: from gandalf.local.home (cpe-66-24-58-225.stny.res.rr.com [66.24.58.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DF9B561931; Mon, 22 Mar 2021 15:11:43 +0000 (UTC) Date: Mon, 22 Mar 2021 11:11:42 -0400 From: Steven Rostedt To: Masami Hiramatsu Cc: Ingo Molnar , X86 ML , Daniel Xu , linux-kernel@vger.kernel.org, bpf@vger.kernel.org, kuba@kernel.org, mingo@redhat.com, ast@kernel.org, tglx@linutronix.de, kernel-team@fb.com, yhs@fb.com, Josh Poimboeuf , linux-ia64@vger.kernel.org, Abhishek Sagar Subject: Re: [PATCH -tip v4 12/12] tracing: Show kretprobe unknown indicator only for kretprobe_trampoline Message-ID: <20210322111142.748e90da@gandalf.local.home> In-Reply-To: <161639532235.895304.18329540036405219298.stgit@devnote2> References: <161639518354.895304.15627519393073806809.stgit@devnote2> <161639532235.895304.18329540036405219298.stgit@devnote2> X-Mailer: Claws Mail 3.17.8 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 22 Mar 2021 15:42:02 +0900 Masami Hiramatsu 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 Acked-by: Steven Rostedt (VMware) -- Steve From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Rostedt Date: Mon, 22 Mar 2021 15:11:42 +0000 Subject: Re: [PATCH -tip v4 12/12] tracing: Show kretprobe unknown indicator only for kretprobe_trampoline Message-Id: <20210322111142.748e90da@gandalf.local.home> List-Id: References: <161639518354.895304.15627519393073806809.stgit@devnote2> <161639532235.895304.18329540036405219298.stgit@devnote2> In-Reply-To: <161639532235.895304.18329540036405219298.stgit@devnote2> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Masami Hiramatsu Cc: Ingo Molnar , X86 ML , Daniel Xu , linux-kernel@vger.kernel.org, bpf@vger.kernel.org, kuba@kernel.org, mingo@redhat.com, ast@kernel.org, tglx@linutronix.de, kernel-team@fb.com, yhs@fb.com, Josh Poimboeuf , linux-ia64@vger.kernel.org, Abhishek Sagar On Mon, 22 Mar 2021 15:42:02 +0900 Masami Hiramatsu 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 Acked-by: Steven Rostedt (VMware) -- Steve