Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755842AbbDKUsq (ORCPT ); Sat, 11 Apr 2015 16:48:46 -0400 Received: from mail.sigma-star.at ([95.130.255.111]:14386 "EHLO mail.sigma-star.at" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753697AbbDKUsn (ORCPT ); Sat, 11 Apr 2015 16:48:43 -0400 From: Richard Weinberger To: linux-arch@vger.kernel.org Cc: linux-kernel@vger.kernel.org, rth@twiddle.net, ink@jurassic.park.msu.ru, mattst88@gmail.com, vgupta@synopsys.com, linux@arm.linux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, hskinnemoen@gmail.com, egtvedt@samfundet.no, realmz6@gmail.com, msalter@redhat.com, a-jacquiot@ti.com, starvik@axis.com, jesper.nilsson@axis.com, dhowells@redhat.com, rkuo@codeaurora.org, tony.luck@intel.com, fenghua.yu@intel.com, geert@linux-m68k.org, james.hogan@imgtec.com, monstr@monstr.eu, ralf@linux-mips.org, yasutake.koichi@jp.panasonic.com, lftan@altera.com, jonas@southpole.se, jejb@parisc-linux.org, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, schwidefsky@de.ibm.com, heiko.carstens@de.ibm.com, liqin.linux@gmail.com, lennox.wu@gmail.com, davem@davemloft.net, cmetcalf@ezchip.com, jdike@addtoit.com, akpm@linux-foundation.org, oleg@redhat.com, hch@infradead.org, viro@zeniv.linux.org.uk, torvalds@linux-foundation.org, Richard Weinberger Subject: [PATCH 01/24] arm: Remove RISC OS personality Date: Sat, 11 Apr 2015 22:47:40 +0200 Message-Id: <1428785283-20501-2-git-send-email-richard@nod.at> X-Mailer: git-send-email 1.8.4.5 In-Reply-To: <1428785283-20501-1-git-send-email-richard@nod.at> References: <1428785283-20501-1-git-send-email-richard@nod.at> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4871 Lines: 167 The RISC OS personality seems to be unused and untested for a long time. It is doubtful whether this personality worked ever as expected. Let's rip it out. Signed-off-by: Richard Weinberger Acked-by: Russell King --- arch/arm/Kconfig | 10 ----- arch/arm/configs/badge4_defconfig | 1 - arch/arm/kernel/Makefile | 1 - arch/arm/kernel/arthur.c | 94 --------------------------------------- 4 files changed, 106 deletions(-) delete mode 100644 arch/arm/kernel/arthur.c diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index cf4c0c9..57a8df0 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -2126,16 +2126,6 @@ menu "Userspace binary formats" source "fs/Kconfig.binfmt" -config ARTHUR - tristate "RISC OS personality" - depends on !AEABI - help - Say Y here to include the kernel code necessary if you want to run - Acorn RISC OS/Arthur binaries under Linux. This code is still very - experimental; if this sounds frightening, say N and sleep in peace. - You can also say M here to compile this support as a module (which - will be called arthur). - endmenu menu "Power management options" diff --git a/arch/arm/configs/badge4_defconfig b/arch/arm/configs/badge4_defconfig index 0494c8f..d590098 100644 --- a/arch/arm/configs/badge4_defconfig +++ b/arch/arm/configs/badge4_defconfig @@ -12,7 +12,6 @@ CONFIG_CPU_FREQ_GOV_PERFORMANCE=y CONFIG_FPE_NWFPE=y CONFIG_BINFMT_AOUT=m CONFIG_BINFMT_MISC=m -CONFIG_ARTHUR=m CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile index 902397d..d9d33fa 100644 --- a/arch/arm/kernel/Makefile +++ b/arch/arm/kernel/Makefile @@ -34,7 +34,6 @@ obj-$(CONFIG_CPU_IDLE) += cpuidle.o obj-$(CONFIG_ISA_DMA_API) += dma.o obj-$(CONFIG_FIQ) += fiq.o fiqasm.o obj-$(CONFIG_MODULES) += armksyms.o module.o -obj-$(CONFIG_ARTHUR) += arthur.o obj-$(CONFIG_ISA_DMA) += dma-isa.o obj-$(CONFIG_PCI) += bios32.o isa.o obj-$(CONFIG_ARM_CPU_SUSPEND) += sleep.o suspend.o diff --git a/arch/arm/kernel/arthur.c b/arch/arm/kernel/arthur.c deleted file mode 100644 index 321c529..0000000 --- a/arch/arm/kernel/arthur.c +++ /dev/null @@ -1,94 +0,0 @@ -/* - * linux/arch/arm/kernel/arthur.c - * - * Copyright (C) 1998, 1999, 2000, 2001 Philip Blundell - * - * Arthur personality - */ - -/* - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ - -#include -#include -#include -#include -#include -#include - -#include - -/* Arthur doesn't have many signals, and a lot of those that it does - have don't map easily to any Linux equivalent. Never mind. */ - -#define ARTHUR_SIGABRT 1 -#define ARTHUR_SIGFPE 2 -#define ARTHUR_SIGILL 3 -#define ARTHUR_SIGINT 4 -#define ARTHUR_SIGSEGV 5 -#define ARTHUR_SIGTERM 6 -#define ARTHUR_SIGSTAK 7 -#define ARTHUR_SIGUSR1 8 -#define ARTHUR_SIGUSR2 9 -#define ARTHUR_SIGOSERROR 10 - -static unsigned long arthur_to_linux_signals[32] = { - 0, 1, 2, 3, 4, 5, 6, 7, - 8, 9, 10, 11, 12, 13, 14, 15, - 16, 17, 18, 19, 20, 21, 22, 23, - 24, 25, 26, 27, 28, 29, 30, 31 -}; - -static unsigned long linux_to_arthur_signals[32] = { - 0, -1, ARTHUR_SIGINT, -1, - ARTHUR_SIGILL, 5, ARTHUR_SIGABRT, 7, - ARTHUR_SIGFPE, 9, ARTHUR_SIGUSR1, ARTHUR_SIGSEGV, - ARTHUR_SIGUSR2, 13, 14, ARTHUR_SIGTERM, - 16, 17, 18, 19, - 20, 21, 22, 23, - 24, 25, 26, 27, - 28, 29, 30, 31 -}; - -static void arthur_lcall7(int nr, struct pt_regs *regs) -{ - struct siginfo info; - info.si_signo = SIGSWI; - info.si_errno = nr; - /* Bounce it to the emulator */ - send_sig_info(SIGSWI, &info, current); -} - -static struct exec_domain arthur_exec_domain = { - .name = "Arthur", - .handler = arthur_lcall7, - .pers_low = PER_RISCOS, - .pers_high = PER_RISCOS, - .signal_map = arthur_to_linux_signals, - .signal_invmap = linux_to_arthur_signals, - .module = THIS_MODULE, -}; - -/* - * We could do with some locking to stop Arthur being removed while - * processes are using it. - */ - -static int __init arthur_init(void) -{ - return register_exec_domain(&arthur_exec_domain); -} - -static void __exit arthur_exit(void) -{ - unregister_exec_domain(&arthur_exec_domain); -} - -module_init(arthur_init); -module_exit(arthur_exit); - -MODULE_LICENSE("GPL"); -- 1.8.4.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/