Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 47E1EC433FE for ; Thu, 6 Jan 2022 15:03:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240347AbiAFPDB (ORCPT ); Thu, 6 Jan 2022 10:03:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36320 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240274AbiAFPDA (ORCPT ); Thu, 6 Jan 2022 10:03:00 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1BE4FC061245; Thu, 6 Jan 2022 07:03:00 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id D76E3B8222C; Thu, 6 Jan 2022 15:02:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0E932C36AE0; Thu, 6 Jan 2022 15:02:55 +0000 (UTC) Date: Thu, 6 Jan 2022 10:02:54 -0500 From: Steven Rostedt To: Masami Hiramatsu Cc: Jiri Olsa , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , netdev@vger.kernel.org, bpf@vger.kernel.org, lkml , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , "Naveen N. Rao" , Anil S Keshavamurthy , "David S. Miller" Subject: Re: [RFC 00/13] kprobe/bpf: Add support to attach multiple kprobes Message-ID: <20220106100254.29920bcf@gandalf.local.home> In-Reply-To: <20220106225943.87701fcc674202dc3e172289@kernel.org> References: <20220104080943.113249-1-jolsa@kernel.org> <20220106002435.d73e4010c93462fbee9ef074@kernel.org> <20220106225943.87701fcc674202dc3e172289@kernel.org> 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 Thu, 6 Jan 2022 22:59:43 +0900 Masami Hiramatsu wrote: > > at the moment there's not ftrace public interface for the return > > probe merged in, so to get the kretprobe working I had to use > > kprobe interface > > Yeah, I found that too. We have to ask Steve to salvage it ;) I have one more week of being unemployed (and I'm done with my office renovation), so perhaps I'll start looking into this. This was the work to merge function graph tracer with kretprobes, right? -- Steve