From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Rothwell Subject: linux-next: build failure after merge of the powerpc tree Date: Fri, 19 Jan 2018 16:53:19 +1100 Message-ID: <20180119165319.524cf2ff@canb.auug.org.au> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: Received: from ozlabs.org ([103.22.144.67]:42027 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750923AbeASFxW (ORCPT ); Fri, 19 Jan 2018 00:53:22 -0500 Sender: linux-next-owner@vger.kernel.org List-ID: To: Michael Ellerman , Benjamin Herrenschmidt , PowerPC Cc: Linux-Next Mailing List , Linux Kernel Mailing List , Nicholas Piggin Hi all, After merging the powerpc tree, today's linux-next build (powerpc64 allnoconfig) failed like this: arch/powerpc/kernel/mce_power.o: In function `.mce_handle_error': mce_power.c:(.text+0x5a8): undefined reference to `.hash__tlbiel_all' mce_power.c:(.text+0x6b8): undefined reference to `.hash__tlbiel_all' arch/powerpc/mm/hash_utils_64.o: In function `.hash__early_init_mmu': hash_utils_64.c:(.init.text+0x9d0): undefined reference to `.hash__tlbiel_all' Caused by commit d4748276ae14 ("powerpc/64s: Improve local TLB flush for boot and MCE on POWER9") The definition of hash__tlbiel_all() is in arch/powerpc/mm/hash_native_64.c which is only built if CONFIG_PPC_NATIVE is set, which it is not for this build. I applied a supplied fix patch. -- Cheers, Stephen Rothwell