From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755561AbcIEOn7 (ORCPT ); Mon, 5 Sep 2016 10:43:59 -0400 Received: from mailapp01.imgtec.com ([195.59.15.196]:38605 "EHLO mailapp01.imgtec.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755338AbcIEOn4 (ORCPT ); Mon, 5 Sep 2016 10:43:56 -0400 From: Matt Redfearn To: Ralf Baechle , CC: Matt Redfearn , Subject: [PATCH] MIPS: paravirt: Fix undefined reference to smp_bootstrap Date: Mon, 5 Sep 2016 15:43:40 +0100 Message-ID: <1473086620-21007-1-git-send-email-matt.redfearn@imgtec.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.150.130.83] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org If the paravirt machine is compiles without CONFIG_SMP, the following linker error occurs arch/mips/kernel/head.o: In function `kernel_entry': (.ref.text+0x10): undefined reference to `smp_bootstrap' due to the kernel entry macro always including SMP startup code. Wrap this code in CONFIG_SMP to fix the error. Signed-off-by: Matt Redfearn --- arch/mips/include/asm/mach-paravirt/kernel-entry-init.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/mips/include/asm/mach-paravirt/kernel-entry-init.h b/arch/mips/include/asm/mach-paravirt/kernel-entry-init.h index 2f82bfa3a773..c9f5769dfc8f 100644 --- a/arch/mips/include/asm/mach-paravirt/kernel-entry-init.h +++ b/arch/mips/include/asm/mach-paravirt/kernel-entry-init.h @@ -11,11 +11,13 @@ #define CP0_EBASE $15, 1 .macro kernel_entry_setup +#ifdef CONFIG_SMP mfc0 t0, CP0_EBASE andi t0, t0, 0x3ff # CPUNum beqz t0, 1f # CPUs other than zero goto smp_bootstrap j smp_bootstrap +#endif /* CONFIG_SMP */ 1: .endm -- 2.7.4