From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752364AbaKUHcZ (ORCPT ); Fri, 21 Nov 2014 02:32:25 -0500 Received: from ozlabs.org ([103.22.144.67]:34891 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750784AbaKUHcY (ORCPT ); Fri, 21 Nov 2014 02:32:24 -0500 Date: Fri, 21 Nov 2014 18:32:15 +1100 From: Stephen Rothwell To: Steven Rostedt Cc: linux-next@vger.kernel.org, linux-kernel@vger.kernel.org, Jiri Kosina , Petr Mladek , "Paul E. McKenney" Subject: linux-next: build failure after merge of the ftrace tree Message-ID: <20141121183215.01ba539c@canb.auug.org.au> X-Mailer: Claws Mail 3.11.1 (GTK+ 2.24.25; i586-pc-linux-gnu) MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; boundary="Sig_/=l/SYqixE/14n+ZYwuCFLgB"; protocol="application/pgp-signature" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/=l/SYqixE/14n+ZYwuCFLgB Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi Steven, After merging the ftrace tree, today's linux-next build (powerpc allnoconfig) failed like this: In file included from include/asm-generic/percpu.h:6:0, from arch/powerpc/include/asm/percpu.h:19, from include/linux/percpu.h:11, from include/linux/sched.h:41, from arch/powerpc/kernel/asm-offsets.c:17: include/linux/percpu.h:138:17: error: 'printk_func_t' undeclared here (not = in a function) DECLARE_PER_CPU(printk_func_t, printk_func); ^ include/linux/percpu-defs.h:101:38: note: in definition of macro 'DECLARE_P= ER_CPU_SECTION' extern __PCPU_ATTRS(sec) __typeof__(type) name ^ include/linux/percpu.h:138:1: note: in expansion of macro 'DECLARE_PER_CPU' DECLARE_PER_CPU(printk_func_t, printk_func); ^ Caused by commit afdc34a3d3b8 ("printk: Add per_cpu printk func to allow printk to be diverted"). See Rule 1 in Documentation/SubmitChecklist. I reverted that commit (and the following one (a9edc8809328 "x86/nmi: Perform a safe NMI stack trace on all CPUs" in case it depended in it) for today. --=20 Cheers, Stephen Rothwell sfr@canb.auug.org.au --Sig_/=l/SYqixE/14n+ZYwuCFLgB Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBCAAGBQJUbuqEAAoJEMDTa8Ir7ZwVw98P/RKPazRd2D+pGrcBbRLO3Qt3 +4D8FKw6lehjmLT5q0jAMkN9LGwKN1fCclrwCVpAOrLT6gf0x3El7Z2z6LrDkulZ vcQzTDqAQ4n2Xq6JjCU/gJR5qqdq42exP+Dn0qmYU8Zc+qICoqE8AjKKGIhILljQ oOhDwthN6ZYKs6VNxikj3CxogMLf9ZUPtP/qNu51sdQ0P1Mi+rxnA9WdiF1YT0fZ VhEMu+O7xQGUPA64UwhA0cpjAOp/8v36OjjnvEKhS8Ivg0PUML9mkCntlCQ7kdXP /8pbcUXovdlAbU0iJwCJ6lqj4mj9E0zN//U6PS6S13tV4hhCFnVZ4rBmKptXVtO5 t5CgRieTss9kouPd0YskwQUiIoHWWLki3E6fUpNML59i9Ud32+5J0ilo6D/xGe++ yRv2DdLBPEGi92uFF7E3CfyWK8U+Yg/Ao7jSZwrZCAUJdRH7th6nfWs70uQfdFH+ 05N492BLS/TYR6yqQKFdZZ+rSyjQ6SVDEZUWk3AEPnZJ2lacQg4NUH6SboZr7lhr NO+LBEH+Dy9OcnFRBVsPt8497CjLljFYaaAxuib969Mf6hTk5/yMmCSn6bWXqMTm 5NJbC6uUQ8yn8ylboQBNiZC0f1WTlckWrECnVjkXCsf1vlKlfz8QQE2h7fOAr6Uv eCJiKycPuS9/ia/uMafS =Qf0V -----END PGP SIGNATURE----- --Sig_/=l/SYqixE/14n+ZYwuCFLgB--