From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752119AbdBZBCZ (ORCPT ); Sat, 25 Feb 2017 20:02:25 -0500 Received: from vmicros1.altlinux.org ([194.107.17.57]:40870 "EHLO vmicros1.altlinux.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751864AbdBZBCV (ORCPT ); Sat, 25 Feb 2017 20:02:21 -0500 Date: Sun, 26 Feb 2017 04:01:56 +0300 From: "Dmitry V. Levin" To: Arnd Bergmann Cc: Russell King , Haavard Skinnemoen , Hans-Christian Egtvedt , Mikael Starvik , Jesper Nilsson , Yoshinori Sato , Tony Luck , Fenghua Yu , Geert Uytterhoeven , Ralf Baechle , David Howells , "James E.J. Bottomley" , Helge Deller , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , Martin Schwidefsky , Heiko Carstens , "David S. Miller" , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , x86@kernel.org, Chris Zankel , Max Filippov , linux-arch@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-cris-kernel@axis.com, uclinux-h8-devel@lists.sourceforge.jp, linux-ia64@vger.kernel.org, linux-m68k@vger.kernel.org, linux-mips@linux-mips.org, linux-am33-list@redhat.com, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-xtensa@linux-xtensa.org, linux-kernel@vger.kernel.org Subject: [PATCH] uapi: fix asm/signal.h userspace compilation errors Message-ID: <20170226010156.GA28831@altlinux.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Include (guarded by #ifndef __KERNEL__) to fix asm/signal.h userspace compilation errors like this: /usr/include/asm/signal.h:126:2: error: unknown type name 'size_t' size_t ss_size; As no uapi header provides a definition of size_t, inclusion of seems to be the most conservative fix available. On the kernel side size_t is typedef'ed to __kernel_size_t, so an alternative fix would be to change the type of sigaltstack.ss_size from size_t to __kernel_size_t for all architectures except those where sizeof(size_t) < sizeof(__kernel_size_t), namely, x32 and mips n32. On x32 and mips n32, however, #include seems to be the most straightforward way to obtain the definition for sigaltstack.ss_size's type. Signed-off-by: Dmitry V. Levin --- include/uapi/asm-generic/signal.h | 3 +++ arch/alpha/include/uapi/asm/signal.h | 3 +++ arch/arm/include/uapi/asm/signal.h | 3 +++ arch/avr32/include/uapi/asm/signal.h | 3 +++ arch/cris/include/uapi/asm/signal.h | 3 +++ arch/h8300/include/uapi/asm/signal.h | 3 +++ arch/ia64/include/uapi/asm/signal.h | 4 ++++ arch/m32r/include/uapi/asm/signal.h | 3 +++ arch/m68k/include/uapi/asm/signal.h | 3 +++ arch/mips/include/uapi/asm/signal.h | 3 +++ arch/mn10300/include/uapi/asm/signal.h | 3 +++ arch/parisc/include/uapi/asm/signal.h | 4 ++++ arch/powerpc/include/uapi/asm/signal.h | 3 +++ arch/s390/include/uapi/asm/signal.h | 3 +++ arch/sparc/include/uapi/asm/signal.h | 3 +++ arch/x86/include/uapi/asm/signal.h | 3 +++ arch/xtensa/include/uapi/asm/signal.h | 2 ++ 17 files changed, 52 insertions(+) diff --git a/include/uapi/asm-generic/signal.h b/include/uapi/asm-generic/signal.h index 3094618..e618eab 100644 --- a/include/uapi/asm-generic/signal.h +++ b/include/uapi/asm-generic/signal.h @@ -100,6 +100,9 @@ typedef unsigned long old_sigset_t; #endif #ifndef __KERNEL__ + +#include /* For size_t. */ + struct sigaction { __sighandler_t sa_handler; unsigned long sa_flags; diff --git a/arch/alpha/include/uapi/asm/signal.h b/arch/alpha/include/uapi/asm/signal.h index dd4ca4bc..74e09f6 100644 --- a/arch/alpha/include/uapi/asm/signal.h +++ b/arch/alpha/include/uapi/asm/signal.h @@ -94,6 +94,9 @@ typedef unsigned long sigset_t; #include #ifndef __KERNEL__ + +#include /* For size_t. */ + /* Here we must cater to libcs that poke about in kernel headers. */ struct sigaction { diff --git a/arch/arm/include/uapi/asm/signal.h b/arch/arm/include/uapi/asm/signal.h index 33073bd..a7b0012 100644 --- a/arch/arm/include/uapi/asm/signal.h +++ b/arch/arm/include/uapi/asm/signal.h @@ -93,6 +93,9 @@ typedef unsigned long sigset_t; #include #ifndef __KERNEL__ + +#include /* For size_t. */ + /* Here we must cater to libcs that poke about in kernel headers. */ struct sigaction { diff --git a/arch/avr32/include/uapi/asm/signal.h b/arch/avr32/include/uapi/asm/signal.h index ffe8c77..62f3b88 100644 --- a/arch/avr32/include/uapi/asm/signal.h +++ b/arch/avr32/include/uapi/asm/signal.h @@ -95,6 +95,9 @@ typedef unsigned long sigset_t; #include #ifndef __KERNEL__ + +#include /* For size_t. */ + /* Here we must cater to libcs that poke about in kernel headers. */ struct sigaction { diff --git a/arch/cris/include/uapi/asm/signal.h b/arch/cris/include/uapi/asm/signal.h index ce42fa7..bedff78 100644 --- a/arch/cris/include/uapi/asm/signal.h +++ b/arch/cris/include/uapi/asm/signal.h @@ -89,6 +89,9 @@ typedef unsigned long sigset_t; #include #ifndef __KERNEL__ + +#include /* For size_t. */ + /* Here we must cater to libcs that poke about in kernel headers. */ struct sigaction { diff --git a/arch/h8300/include/uapi/asm/signal.h b/arch/h8300/include/uapi/asm/signal.h index af3a6c3..361e2e5 100644 --- a/arch/h8300/include/uapi/asm/signal.h +++ b/arch/h8300/include/uapi/asm/signal.h @@ -88,6 +88,9 @@ typedef unsigned long sigset_t; #include #ifndef __KERNEL__ + +#include /* For size_t. */ + /* Here we must cater to libcs that poke about in kernel headers. */ struct sigaction { diff --git a/arch/ia64/include/uapi/asm/signal.h b/arch/ia64/include/uapi/asm/signal.h index c0ea285..b089bfc 100644 --- a/arch/ia64/include/uapi/asm/signal.h +++ b/arch/ia64/include/uapi/asm/signal.h @@ -107,6 +107,10 @@ # include +# ifndef __KERNEL__ +# include /* For size_t. */ +# endif + /* Avoid too many header ordering problems. */ struct siginfo; diff --git a/arch/m32r/include/uapi/asm/signal.h b/arch/m32r/include/uapi/asm/signal.h index 54acacb..269ec39 100644 --- a/arch/m32r/include/uapi/asm/signal.h +++ b/arch/m32r/include/uapi/asm/signal.h @@ -90,6 +90,9 @@ typedef unsigned long sigset_t; #include #ifndef __KERNEL__ + +#include /* For size_t. */ + /* Here we must cater to libcs that poke about in kernel headers. */ struct sigaction { diff --git a/arch/m68k/include/uapi/asm/signal.h b/arch/m68k/include/uapi/asm/signal.h index cba6f85..f6a409e 100644 --- a/arch/m68k/include/uapi/asm/signal.h +++ b/arch/m68k/include/uapi/asm/signal.h @@ -86,6 +86,9 @@ typedef unsigned long sigset_t; #include #ifndef __KERNEL__ + +#include /* For size_t. */ + /* Here we must cater to libcs that poke about in kernel headers. */ struct sigaction { diff --git a/arch/mips/include/uapi/asm/signal.h b/arch/mips/include/uapi/asm/signal.h index addb9f5..744fd71 100644 --- a/arch/mips/include/uapi/asm/signal.h +++ b/arch/mips/include/uapi/asm/signal.h @@ -101,6 +101,9 @@ typedef unsigned long old_sigset_t; /* at least 32 bits */ #include #ifndef __KERNEL__ + +#include /* For size_t. */ + struct sigaction { unsigned int sa_flags; __sighandler_t sa_handler; diff --git a/arch/mn10300/include/uapi/asm/signal.h b/arch/mn10300/include/uapi/asm/signal.h index f423a08..2e79c71 100644 --- a/arch/mn10300/include/uapi/asm/signal.h +++ b/arch/mn10300/include/uapi/asm/signal.h @@ -98,6 +98,9 @@ typedef unsigned long sigset_t; #include #ifndef __KERNEL__ + +#include /* For size_t. */ + /* Here we must cater to libcs that poke about in kernel headers. */ struct sigaction { diff --git a/arch/parisc/include/uapi/asm/signal.h b/arch/parisc/include/uapi/asm/signal.h index e26043b..6c6c979 100644 --- a/arch/parisc/include/uapi/asm/signal.h +++ b/arch/parisc/include/uapi/asm/signal.h @@ -81,6 +81,10 @@ # include +# ifndef __KERNEL__ +# include /* For size_t. */ +# endif + /* Avoid too many header ordering problems. */ struct siginfo; diff --git a/arch/powerpc/include/uapi/asm/signal.h b/arch/powerpc/include/uapi/asm/signal.h index 6c69ee9..fba7738 100644 --- a/arch/powerpc/include/uapi/asm/signal.h +++ b/arch/powerpc/include/uapi/asm/signal.h @@ -91,6 +91,9 @@ typedef struct { #include #ifndef __KERNEL__ + +#include /* For size_t. */ + struct old_sigaction { __sighandler_t sa_handler; old_sigset_t sa_mask; diff --git a/arch/s390/include/uapi/asm/signal.h b/arch/s390/include/uapi/asm/signal.h index 2f43cfb..306373b6a 100644 --- a/arch/s390/include/uapi/asm/signal.h +++ b/arch/s390/include/uapi/asm/signal.h @@ -96,6 +96,9 @@ typedef unsigned long sigset_t; #include #ifndef __KERNEL__ + +#include /* For size_t. */ + /* Here we must cater to libcs that poke about in kernel headers. */ struct sigaction { diff --git a/arch/sparc/include/uapi/asm/signal.h b/arch/sparc/include/uapi/asm/signal.h index f387400..3b4664c 100644 --- a/arch/sparc/include/uapi/asm/signal.h +++ b/arch/sparc/include/uapi/asm/signal.h @@ -154,6 +154,9 @@ struct sigstack { #include #ifndef __KERNEL__ + +#include /* For size_t. */ + struct __new_sigaction { __sighandler_t sa_handler; unsigned long sa_flags; diff --git a/arch/x86/include/uapi/asm/signal.h b/arch/x86/include/uapi/asm/signal.h index 8264f47..2d6db1d 100644 --- a/arch/x86/include/uapi/asm/signal.h +++ b/arch/x86/include/uapi/asm/signal.h @@ -96,6 +96,9 @@ typedef unsigned long sigset_t; # ifndef __KERNEL__ + +# include /* For size_t. */ + /* Here we must cater to libcs that poke about in kernel headers. */ #ifdef __i386__ diff --git a/arch/xtensa/include/uapi/asm/signal.h b/arch/xtensa/include/uapi/asm/signal.h index 586756e..bbc9b14 100644 --- a/arch/xtensa/include/uapi/asm/signal.h +++ b/arch/xtensa/include/uapi/asm/signal.h @@ -106,6 +106,8 @@ typedef struct { #ifndef __KERNEL__ +#include /* For size_t. */ + /* Here we must cater to libcs that poke about in kernel headers. */ struct sigaction { -- ldv