From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Subject: [PATCH 8/8] riscv: Use latest system call ABI Date: Mon, 18 Feb 2019 22:07:12 +0100 Message-ID: <20190218210712.3503891-9-arnd@arndb.de> References: <20190218210712.3503891-1-arnd@arndb.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20190218210712.3503891-1-arnd@arndb.de> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: y2038@lists.linaro.org Cc: linux-arch@vger.kernel.org, uclinux-h8-devel@lists.sourceforge.jp, arnd@arndb.de, yury.norov@gmail.com, linux-api@vger.kernel.org, Palmer Dabbelt , linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Vineet Gupta , Guo Ren , Greentime Hu , linux-hexagon@vger.kernel.org, Thomas Gleixner , Guan Xuetao , Stafford Horne , linux-arm-kernel@lists.infradead.org List-Id: linux-arch.vger.kernel.org We don't yet have an upstream glibc port for riscv, so there is no user space for the existing ABI, and we can remove the definitions for 32-bit time_t, off_t and struct resource and system calls based on them, including the vdso. Signed-off-by: Arnd Bergmann --- arch/riscv/Kconfig | 1 - arch/riscv/include/uapi/asm/unistd.h | 5 +---- arch/riscv/kernel/vdso/Makefile | 2 ++ 3 files changed, 3 insertions(+), 5 deletions(-) diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 09fa3a87bf30..feeeaa60697c 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -11,7 +11,6 @@ config 32BIT config RISCV def_bool y - select ARCH_32BIT_OFF_T if !64BIT # even on 32-bit, physical (and DMA) addresses are > 32-bits select PHYS_ADDR_T_64BIT select OF diff --git a/arch/riscv/include/uapi/asm/unistd.h b/arch/riscv/include/uapi/asm/unistd.h index 486a288b454c..0e2eeeb1fd27 100644 --- a/arch/riscv/include/uapi/asm/unistd.h +++ b/arch/riscv/include/uapi/asm/unistd.h @@ -17,11 +17,8 @@ #ifdef __LP64__ #define __ARCH_WANT_NEW_STAT -#endif /* __LP64__ */ #define __ARCH_WANT_SET_GET_RLIMIT -#ifndef __LP64__ -#define __ARCH_WANT_TIME32_SYSCALLS -#endif +#endif /* __LP64__ */ #include diff --git a/arch/riscv/kernel/vdso/Makefile b/arch/riscv/kernel/vdso/Makefile index eed1c137f618..fec62b24df89 100644 --- a/arch/riscv/kernel/vdso/Makefile +++ b/arch/riscv/kernel/vdso/Makefile @@ -2,9 +2,11 @@ # Symbols present in the vdso vdso-syms = rt_sigreturn +ifdef CONFIG_64BIT vdso-syms += gettimeofday vdso-syms += clock_gettime vdso-syms += clock_getres +endif vdso-syms += getcpu vdso-syms += flush_icache -- 2.20.0 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.kundenserver.de ([212.227.17.13]:52359 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728062AbfBRVH7 (ORCPT ); Mon, 18 Feb 2019 16:07:59 -0500 From: Arnd Bergmann Subject: [PATCH 8/8] riscv: Use latest system call ABI Date: Mon, 18 Feb 2019 22:07:12 +0100 Message-ID: <20190218210712.3503891-9-arnd@arndb.de> In-Reply-To: <20190218210712.3503891-1-arnd@arndb.de> References: <20190218210712.3503891-1-arnd@arndb.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-arch-owner@vger.kernel.org List-ID: To: y2038@lists.linaro.org Cc: Thomas Gleixner , linux-arch@vger.kernel.org, linux-api@vger.kernel.org, linux-kernel@vger.kernel.org, yury.norov@gmail.com, linux-arm-kernel@lists.infradead.org, linux-hexagon@vger.kernel.org, uclinux-h8-devel@lists.sourceforge.jp, Stafford Horne , Vineet Gupta , Palmer Dabbelt , Guo Ren , Greentime Hu , arnd@arndb.de, linux-riscv@lists.infradead.org, Guan Xuetao Message-ID: <20190218210712.FjDH9jFwcp4bP_s7sC6dfUINu9hAJDrRlD1ofhk3R8w@z> We don't yet have an upstream glibc port for riscv, so there is no user space for the existing ABI, and we can remove the definitions for 32-bit time_t, off_t and struct resource and system calls based on them, including the vdso. Signed-off-by: Arnd Bergmann --- arch/riscv/Kconfig | 1 - arch/riscv/include/uapi/asm/unistd.h | 5 +---- arch/riscv/kernel/vdso/Makefile | 2 ++ 3 files changed, 3 insertions(+), 5 deletions(-) diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 09fa3a87bf30..feeeaa60697c 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -11,7 +11,6 @@ config 32BIT config RISCV def_bool y - select ARCH_32BIT_OFF_T if !64BIT # even on 32-bit, physical (and DMA) addresses are > 32-bits select PHYS_ADDR_T_64BIT select OF diff --git a/arch/riscv/include/uapi/asm/unistd.h b/arch/riscv/include/uapi/asm/unistd.h index 486a288b454c..0e2eeeb1fd27 100644 --- a/arch/riscv/include/uapi/asm/unistd.h +++ b/arch/riscv/include/uapi/asm/unistd.h @@ -17,11 +17,8 @@ #ifdef __LP64__ #define __ARCH_WANT_NEW_STAT -#endif /* __LP64__ */ #define __ARCH_WANT_SET_GET_RLIMIT -#ifndef __LP64__ -#define __ARCH_WANT_TIME32_SYSCALLS -#endif +#endif /* __LP64__ */ #include diff --git a/arch/riscv/kernel/vdso/Makefile b/arch/riscv/kernel/vdso/Makefile index eed1c137f618..fec62b24df89 100644 --- a/arch/riscv/kernel/vdso/Makefile +++ b/arch/riscv/kernel/vdso/Makefile @@ -2,9 +2,11 @@ # Symbols present in the vdso vdso-syms = rt_sigreturn +ifdef CONFIG_64BIT vdso-syms += gettimeofday vdso-syms += clock_gettime vdso-syms += clock_getres +endif vdso-syms += getcpu vdso-syms += flush_icache -- 2.20.0