From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751900AbdCAP0f (ORCPT ); Wed, 1 Mar 2017 10:26:35 -0500 Received: from mx1.redhat.com ([209.132.183.28]:47546 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751150AbdCAP0b (ORCPT ); Wed, 1 Mar 2017 10:26:31 -0500 Date: Wed, 1 Mar 2017 08:31:35 -0600 From: Josh Poimboeuf To: Arnd Bergmann Cc: Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , x86@kernel.org, Linux Kernel Mailing List , Denys Vlasenko Subject: Re: [PATCH] [RFC] x86: avoid -mtune=atom for objtool warnings Message-ID: <20170301143135.arushx2c7q7bnyna@treble> References: <20161010125709.1870563-1-arnd@arndb.de> <20161011150541.opini6gbolmnpzy5@treble> <20161011155146.icyl3zewdvmms2h2@treble> <2252957.Vm1BYSSRqP@wuerfel> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.6.0.1 (2016-04-01) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Wed, 01 Mar 2017 14:31:38 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Mar 01, 2017 at 10:34:42AM +0100, Arnd Bergmann wrote: > On Tue, Oct 11, 2016 at 10:38 PM, Arnd Bergmann wrote: > > On Tuesday, October 11, 2016 10:51:46 AM CEST Josh Poimboeuf wrote: > >> > >> 3) 0xFC244C03-config: > >> drivers/scsi/fnic/fnic_main.o: warning: objtool: fnic_log_q_error() falls through to next function fnic_handle_link_event() > >> drivers/scsi/snic/snic_res.o: warning: objtool: .text: unexpected end of section > >> > >> These look like another bad gcc bug which is truncating functions: > > > > Same bug for both of them? > > I ran into this one again today, after updating to the latest gcc-7.0.1: > > drivers/infiniband/sw/rxe/rxe_resp.o: warning: objtool: > rxe_responder()+0xfe: sibling call from callable instruction with > changed frame pointer > > Josh, did you get around to updating objtool the last time I reported it, or > is it still the same problem? If this is a new variation, I can provide more > details about the failure, otherwise I'll just ignore it for now. This one should have been fixed with: 3732710ff6f2 ("objtool: Improve rare switch jump table pattern detection") Can you attach the object file? -- Josh