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=-16.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 D2065C4332B for ; Tue, 5 Jan 2021 10:02:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5F69522482 for ; Tue, 5 Jan 2021 10:02:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728193AbhAEKCm (ORCPT ); Tue, 5 Jan 2021 05:02:42 -0500 Received: from mail.kernel.org ([198.145.29.99]:56062 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727647AbhAEKCl (ORCPT ); Tue, 5 Jan 2021 05:02:41 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 59D9122482; Tue, 5 Jan 2021 10:01:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1609840920; bh=+BH9oMfnMwOG5EZl9H1+6lOwFuch1xY//KaHeSIcHxA=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=jtIRoEUSNr8PI9gk6in85FaRXiOLg1Z4GEbrvetvCT1/FjbULVN4yTJKSR3RH3V1t Ex7yhlvs7zbkVpwEqVldH2G5eN1kLMH37FW5nz6Sw4qWgWLzS46CGl72ve8ipGgOoV bp4AF+KCgdWbsp0Yzq+yNqfcoGEVxSlvP2tD2rvfjNIbI3r/7zQ2Z2KFjzhwb5xpjG JoHRndZN7GZMq07HWYHu1Gh/xtvHw+BhI6n/ITtrm6QW98k6GT6stttjT7vkfO7oEC et3TD0RaunxznUJqhv/ml1PmQ5b5YlXbkLoQaxksPob5sVyyqQ7+wTK91MEkTO/XOV VYlMUNj7Fhxtw== Date: Tue, 5 Jan 2021 19:01:56 +0900 From: Masami Hiramatsu To: "Naveen N. Rao" Cc: Steven Rostedt , shuah@kernel.org, Masami Hiramatsu , Subject: Re: [PATCH] selftests/ftrace: Disable multiple_kprobes test on powerpc Message-Id: <20210105190156.ada6ce0d46d7eada18b9ad76@kernel.org> In-Reply-To: <20210105065730.2634785-1-naveen.n.rao@linux.vnet.ibm.com> References: <20210105065730.2634785-1-naveen.n.rao@linux.vnet.ibm.com> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.32; 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 Tue, 5 Jan 2021 12:27:30 +0530 "Naveen N. Rao" wrote: > Not all symbols are blacklisted on powerpc. Disable multiple_kprobes > test until that is sorted, so that rest of ftrace and kprobe selftests > can be run. This looks good to me, but could you try to find the functions which should be blocked from kprobes? (Usually, the function which are involved in the sw-breakpoint handling, including locks etc.) Thank you, > > Signed-off-by: Naveen N. Rao > --- > .../testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc b/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc > index 312d237800969e..41503c32f53eed 100644 > --- a/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc > +++ b/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc > @@ -7,7 +7,7 @@ > # Currently HAVE_KPROBES_ON_FTRACE defined on x86 and powerpc64le > case `uname -m` in > x86_64|i[3456]86) OFFS=5;; > - ppc64le) OFFS=8;; > + ppc*) exit_unsupported;; > *) OFFS=0;; > esac > > > base-commit: 36bbbd0e234d817938bdc52121a0f5473b3e58f5 > -- > 2.25.4 > -- Masami Hiramatsu