Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755059AbcKUQyf (ORCPT ); Mon, 21 Nov 2016 11:54:35 -0500 Received: from mo4-p00-ob.smtp.rzone.de ([81.169.146.162]:18278 "EHLO mo4-p00-ob.smtp.rzone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753692AbcKUQyc (ORCPT ); Mon, 21 Nov 2016 11:54:32 -0500 X-RZG-AUTH: :P2MHfkW8eP4Mre39l357AZT/I7AY/7nT2yrT1q0ngWNsKR9DbcDvsfbZ70J0gsYNodpXGA== X-RZG-CLASS-ID: mo00 Subject: Re: [PATCH reworded] x86/kbuild: enable modversions for symbols exported from asm To: Adam Borowski , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , x86@kernel.org, Arnd Bergmann , Nicholas Piggin , Peter Wu , Vince Weaver , Michal Marek , Al Viro , linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org, linux-arch@vger.kernel.org, regressions@leemhuis.info References: <20161121182714.2cd5da75@roar.ozlabs.ibm.com> <20161121145220.10430-1-kilobyte@angband.pl> From: Oliver Hartkopp Message-ID: Date: Mon, 21 Nov 2016 17:49:41 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Icedove/45.4.0 MIME-Version: 1.0 In-Reply-To: <20161121145220.10430-1-kilobyte@angband.pl> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2250 Lines: 69 On 11/21/2016 03:52 PM, Adam Borowski wrote: > Commit 4efca4ed ("kbuild: modversions for EXPORT_SYMBOL() for asm") adds > modversion support for symbols exported from asm files. Architectures > must include C-style declarations for those symbols in asm/asm-prototypes.h > in order for them to be versioned. > > Add these declarations for x86, and an architecture-independent file that > can be used for common symbols. > > User impact: kernels may fail to load modules at all when > CONFIG_MODVERSIONS=y. late but great :-) Thanks for fixing this! Tested-by: Oliver Hartkopp (if you like) Regards, Oliver > > Signed-off-by: Adam Borowski > Tested-by: Kalle Valo > Acked-by: Nicholas Piggin > Tested-by: Peter Wu > --- > arch/x86/include/asm/asm-prototypes.h | 12 ++++++++++++ > include/asm-generic/asm-prototypes.h | 7 +++++++ > 2 files changed, 19 insertions(+) > create mode 100644 arch/x86/include/asm/asm-prototypes.h > create mode 100644 include/asm-generic/asm-prototypes.h > > diff --git a/arch/x86/include/asm/asm-prototypes.h b/arch/x86/include/asm/asm-prototypes.h > new file mode 100644 > index 0000000..ae87224 > --- /dev/null > +++ b/arch/x86/include/asm/asm-prototypes.h > @@ -0,0 +1,12 @@ > +#include > +#include > +#include > +#include > +#include > + > +#include > + > +#include > +#include > +#include > +#include > diff --git a/include/asm-generic/asm-prototypes.h b/include/asm-generic/asm-prototypes.h > new file mode 100644 > index 0000000..df13637 > --- /dev/null > +++ b/include/asm-generic/asm-prototypes.h > @@ -0,0 +1,7 @@ > +#include > +extern void *__memset(void *, int, __kernel_size_t); > +extern void *__memcpy(void *, const void *, __kernel_size_t); > +extern void *__memmove(void *, const void *, __kernel_size_t); > +extern void *memset(void *, int, __kernel_size_t); > +extern void *memcpy(void *, const void *, __kernel_size_t); > +extern void *memmove(void *, const void *, __kernel_size_t); >