diff options
85 files changed, 86 insertions, 675 deletions
diff --git a/arch/alpha/include/asm/thread_info.h b/arch/alpha/include/asm/thread_info.h index d5b98ab514bb..32e920a83ae5 100644 --- a/arch/alpha/include/asm/thread_info.h +++ b/arch/alpha/include/asm/thread_info.h @@ -18,7 +18,6 @@ struct thread_info { unsigned int flags; /* low level flags */ unsigned int ieee_state; /* see fpu.h */ - struct exec_domain *exec_domain; /* execution domain */ mm_segment_t addr_limit; /* thread address space */ unsigned cpu; /* current CPU */ int preempt_count; /* 0 => preemptable, <0 => BUG */ @@ -35,7 +34,6 @@ struct thread_info { #define INIT_THREAD_INFO(tsk) \ { \ .task = &tsk, \ - .exec_domain = &default_exec_domain, \ .addr_limit = KERNEL_DS, \ .preempt_count = INIT_PREEMPT_COUNT, \ } diff --git a/arch/arc/include/asm/thread_info.h b/arch/arc/include/asm/thread_info.h index 1163a1838ac1..aca0d5a45c7b 100644 --- a/arch/arc/include/asm/thread_info.h +++ b/arch/arc/include/asm/thread_info.h @@ -43,7 +43,6 @@ struct thread_info { int preempt_count; /* 0 => preemptable, <0 => BUG */ struct task_struct *task; /* main task structure */ mm_segment_t addr_limit; /* thread address space */ - struct exec_domain *exec_domain;/* execution domain */ __u32 cpu; /* current CPU */ unsigned long thr_ptr; /* TLS ptr */ }; @@ -56,7 +55,6 @@ struct thread_info { #define INIT_THREAD_INFO(tsk) \ { \ .task = &tsk, \ - .exec_domain = &default_exec_domain, \ .flags = 0, \ .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ diff --git a/arch/arc/kernel/signal.c b/arch/arc/kernel/signal.c index edda76fae83f..2251fb4bbfd7 100644 --- a/arch/arc/kernel/signal.c +++ b/arch/arc/kernel/signal.c @@ -171,18 +171,6 @@ static inline void __user *get_sigframe(struct ksignal *ksig, return frame; } -/* - * translate the signal - */ -static inline int map_sig(int sig) -{ - struct thread_info *thread = current_thread_info(); - if (thread->exec_domain && thread->exec_domain->signal_invmap - && sig < 32) - sig = thread->exec_domain->signal_invmap[sig]; - return sig; -} - static int setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) { @@ -231,7 +219,7 @@ setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) return err; /* #1 arg to the user Signal handler */ - regs->r0 = map_sig(ksig->sig); + regs->r0 = ksig->sig; /* setup PC of user space signal handler */ regs->ret = (unsigned long)ksig->ka.sa.sa_handler; diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 7cbf4ef5c6fd..392e7ae69452 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -2133,16 +2133,6 @@ 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 0494c8f229a2..d59009878312 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/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h index 72812a1f3d1c..bd32eded3e50 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h @@ -23,7 +23,6 @@ #ifndef __ASSEMBLY__ struct task_struct; -struct exec_domain; #include <asm/types.h> #include <asm/domain.h> @@ -53,7 +52,6 @@ struct thread_info { int preempt_count; /* 0 => preemptable, <0 => bug */ mm_segment_t addr_limit; /* address limit */ struct task_struct *task; /* main task structure */ - struct exec_domain *exec_domain; /* execution domain */ __u32 cpu; /* cpu */ __u32 cpu_domain; /* cpu domain */ struct cpu_context_save cpu_context; /* cpu context */ @@ -73,7 +71,6 @@ struct thread_info { #define INIT_THREAD_INFO(tsk) \ { \ .task = &tsk, \ - .exec_domain = &default_exec_domain, \ .flags = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile index ba5f83226011..752725dcbf42 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 321c5291d05f..000000000000 --- 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 <linux/module.h> -#include <linux/personality.h> -#include <linux/stddef.h> -#include <linux/signal.h> -#include <linux/init.h> -#include <linux/sched.h> - -#include <asm/ptrace.h> - -/* 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"); diff --git a/arch/arm/kernel/asm-offsets.c b/arch/arm/kernel/asm-offsets.c index 61bb5a65eb37..871b8267d211 100644 --- a/arch/arm/kernel/asm-offsets.c +++ b/arch/arm/kernel/asm-offsets.c @@ -67,7 +67,6 @@ int main(void) DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count)); DEFINE(TI_ADDR_LIMIT, offsetof(struct thread_info, addr_limit)); DEFINE(TI_TASK, offsetof(struct thread_info, task)); - DEFINE(TI_EXEC_DOMAIN, offsetof(struct thread_info, exec_domain)); DEFINE(TI_CPU, offsetof(struct thread_info, cpu)); DEFINE(TI_CPU_DOMAIN, offsetof(struct thread_info, cpu_domain)); DEFINE(TI_CPU_SAVE, offsetof(struct thread_info, cpu_context)); diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index 023ac905e4c3..423663e23791 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -318,17 +318,6 @@ get_sigframe(struct ksignal *ksig, struct pt_regs *regs, int framesize) return frame; } -/* - * translate the signal - */ -static inline int map_sig(int sig) -{ - struct thread_info *thread = current_thread_info(); - if (sig < 32 && thread->exec_domain && thread->exec_domain->signal_invmap) - sig = thread->exec_domain->signal_invmap[sig]; - return sig; -} - static int setup_return(struct pt_regs *regs, struct ksignal *ksig, unsigned long __user *rc, void __user *frame) @@ -412,7 +401,7 @@ setup_return(struct pt_regs *regs, struct ksignal *ksig, } } - regs->ARM_r0 = map_sig(ksig->sig); + regs->ARM_r0 = ksig->sig; regs->ARM_sp = (unsigned long)frame; regs->ARM_lr = retcode; regs->ARM_pc = handler; diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 788e23fe64d8..3dce1a342030 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -505,12 +505,10 @@ asmlinkage void bad_mode(struct pt_regs *regs, int reason) static int bad_syscall(int n, struct pt_regs *regs) { - struct thread_info *thread = current_thread_info(); siginfo_t info; - if ((current->personality & PER_MASK) != PER_LINUX && - thread->exec_domain->handler) { - thread->exec_domain->handler(n, regs); + if ((current->personality & PER_MASK) != PER_LINUX) { + send_sig(SIGSEGV, current, 1); return regs->ARM_r0; } diff --git a/arch/arm64/include/asm/thread_info.h b/arch/arm64/include/asm/thread_info.h index 702e1e6a0d80..dcd06d18a42a 100644 --- a/arch/arm64/include/asm/thread_info.h +++ b/arch/arm64/include/asm/thread_info.h @@ -33,7 +33,6 @@ #ifndef __ASSEMBLY__ struct task_struct; -struct exec_domain; #include <asm/types.h> @@ -47,7 +46,6 @@ struct thread_info { unsigned long flags; /* low level flags */ mm_segment_t addr_limit; /* address limit */ struct task_struct *task; /* main task structure */ - struct exec_domain *exec_domain; /* execution domain */ int preempt_count; /* 0 => preemptable, <0 => bug */ int cpu; /* cpu */ }; @@ -55,7 +53,6 @@ struct thread_info { #define INIT_THREAD_INFO(tsk) \ { \ .task = &tsk, \ - .exec_domain = &default_exec_domain, \ .flags = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ diff --git a/arch/arm64/kernel/asm-offsets.c b/arch/arm64/kernel/asm-offsets.c index f7fa65d4c352..56cadd3606bf 100644 --- a/arch/arm64/kernel/asm-offsets.c +++ b/arch/arm64/kernel/asm-offsets.c @@ -38,7 +38,6 @@ int main(void) DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count)); DEFINE(TI_ADDR_LIMIT, offsetof(struct thread_info, addr_limit)); DEFINE(TI_TASK, offsetof(struct thread_info, task)); - DEFINE(TI_EXEC_DOMAIN, offsetof(struct thread_info, exec_domain)); DEFINE(TI_CPU, offsetof(struct thread_info, cpu)); BLANK(); DEFINE(THREAD_CPU_CONTEXT, offsetof(struct task_struct, thread.cpu_context)); diff --git a/arch/arm64/kernel/signal.c b/arch/arm64/kernel/signal.c index 660ccf9f7524..e18c48cb6db1 100644 --- a/arch/arm64/kernel/signal.c +++ b/arch/arm64/kernel/signal.c @@ -287,19 +287,12 @@ static void setup_restart_syscall(struct pt_regs *regs) */ static void handle_signal(struct ksignal *ksig, struct pt_regs *regs) { - struct thread_info *thread = current_thread_info(); struct task_struct *tsk = current; sigset_t *oldset = sigmask_to_save(); int usig = ksig->sig; int ret; /* - * translate the signal - */ - if (usig < 32 && thread->exec_domain && thread->exec_domain->signal_invmap) - usig = thread->exec_domain->signal_invmap[usig]; - - /* * Set up the stack frame */ if (is_compat_task()) { diff --git a/arch/avr32/include/asm/thread_info.h b/arch/avr32/include/asm/thread_info.h index d56afa99a514..d4d3079541ea 100644 --- a/arch/avr32/include/asm/thread_info.h +++ b/arch/avr32/include/asm/thread_info.h @@ -17,11 +17,9 @@ #include <asm/types.h> struct task_struct; -struct exec_domain; struct thread_info { struct task_struct *task; /* main task structure */ - struct exec_domain *exec_domain; /* execution domain */ unsigned long flags; /* low level flags */ __u32 cpu; __s32 preempt_count; /* 0 => preemptable, <0 => BUG */ @@ -36,7 +34,6 @@ struct thread_info { #define INIT_THREAD_INFO(tsk) \ { \ .task = &tsk, \ - .exec_domain = &default_exec_domain, \ .flags = 0, \ .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ diff --git a/arch/avr32/kernel/asm-offsets.c b/arch/avr32/kernel/asm-offsets.c index e41c84516e5d..2c9764fe3532 100644 --- a/arch/avr32/kernel/asm-offsets.c +++ b/arch/avr32/kernel/asm-offsets.c @@ -12,7 +12,6 @@ void foo(void) { OFFSET(TI_task, thread_info, task); - OFFSET(TI_exec_domain, thread_info, exec_domain); OFFSET(TI_flags, thread_info, flags); OFFSET(TI_cpu, thread_info, cpu); OFFSET(TI_preempt_count, thread_info, preempt_count); diff --git a/arch/blackfin/include/asm/thread_info.h b/arch/blackfin/include/asm/thread_info.h index 57c3a8bd583d..2966b93850a1 100644 --- a/arch/blackfin/include/asm/thread_info.h +++ b/arch/blackfin/include/asm/thread_info.h @@ -37,7 +37,6 @@ typedef unsigned long mm_segment_t; struct thread_info { struct task_struct *task; /* main task structure */ - struct exec_domain *exec_domain; /* execution domain */ unsi |