From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757257AbcLACAx (ORCPT ); Wed, 30 Nov 2016 21:00:53 -0500 Received: from mail-pg0-f68.google.com ([74.125.83.68]:34564 "EHLO mail-pg0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755404AbcLACAw (ORCPT ); Wed, 30 Nov 2016 21:00:52 -0500 Date: Thu, 1 Dec 2016 13:00:31 +1100 From: Nicholas Piggin To: Stephen Rothwell Cc: Michal Marek , linux-next@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: linux-next: build warning after merge of the kbuild tree Message-ID: <20161201130031.6c7ba4a0@roar.ozlabs.ibm.com> In-Reply-To: <20161201100608.625b8915@canb.auug.org.au> References: <20161201100608.625b8915@canb.auug.org.au> Organization: IBM X-Mailer: Claws Mail 3.14.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 1 Dec 2016 10:06:08 +1100 Stephen Rothwell wrote: > Hi Michal, > > After merging the kbuild tree, today's linux-next build (x86_64 > allmodconfig) produced this warning: > > WARNING: EXPORT symbol "__sw_hweight32" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "memcpy_mcsafe_unrolled" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "empty_zero_page" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "__get_user_2" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "__put_user_2" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "__fentry__" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "native_load_gs_index" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "__copy_user_nocache" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "copy_user_generic_unrolled" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "memset" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "_copy_to_user" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "__sw_hweight64" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "__put_user_1" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "__memcpy" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "memmove" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "__put_user_8" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "copy_user_generic_string" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "__get_user_4" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "clear_page" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "__memset" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "__memmove" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "copy_user_enhanced_fast_string" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "_copy_from_user" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "__get_user_1" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "phys_base" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "__get_user_8" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "copy_page" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "__put_user_4" [vmlinux] version generation failed, symbol will not be versioned. > WARNING: EXPORT symbol "memcpy" [vmlinux] version generation failed, symbol will not be versioned. > > Introduced by commit > > d8c1eb86e952 ("kbuild: modpost warn if export version crc is missing") > These are existing problems caught by the new warning. The modversions saga has another chapter left, but one way or another we'll get rid of the warnings for 4.10. Thanks, Nick