4 files changed, 0 insertions, 144 deletions
diff --git a/arch/um/os-Linux/sys-x86_64/Makefile b/arch/um/os-Linux/sys-x86_64/Makefile
deleted file mode 100644
index 7955e061a67..00000000000
--- a/arch/um/os-Linux/sys-x86_64/Makefile
+++ /dev/null
@@ -1,10 +0,0 @@
-#
-# Copyright (C) 2000 Jeff Dike (jdike@karaya.com)
-# Licensed under the GPL
-#
-
-obj-$(CONFIG_MODE_SKAS) = registers.o prctl.o signal.o
-
-USER_OBJS := $(obj-y)
-
-include arch/um/scripts/Makefile.rules
diff --git a/arch/um/os-Linux/sys-x86_64/prctl.c b/arch/um/os-Linux/sys-x86_64/prctl.c
deleted file mode 100644
index 9d34eddb517..00000000000
--- a/arch/um/os-Linux/sys-x86_64/prctl.c
+++ /dev/null
@@ -1,12 +0,0 @@
-/*
- * Copyright (C) 2007 Jeff Dike (jdike@{addtoit.com,linux.intel.com})
- * Licensed under the GPL
- */
-
-#include <sys/ptrace.h>
-#include <linux/ptrace.h>
-
-int os_arch_prctl(int pid, int code, unsigned long *addr)
-{
-        return ptrace(PTRACE_ARCH_PRCTL, pid, (unsigned long) addr, code);
-}
diff --git a/arch/um/os-Linux/sys-x86_64/registers.c b/arch/um/os-Linux/sys-x86_64/registers.c
deleted file mode 100644
index 9467315b805..00000000000
--- a/arch/um/os-Linux/sys-x86_64/registers.c
+++ /dev/null
@@ -1,106 +0,0 @@
-/*
- * Copyright (C) 2004 PathScale, Inc
- * Licensed under the GPL
- */
-
-#include <errno.h>
-#include <sys/ptrace.h>
-#include <string.h>
-#include "ptrace_user.h"
-#include "uml-config.h"
-#include "skas_ptregs.h"
-#include "registers.h"
-#include "longjmp.h"
-#include "user.h"
-
-/* These are set once at boot time and not changed thereafter */
-
-static unsigned long exec_regs[MAX_REG_NR];
-static unsigned long exec_fp_regs[HOST_FP_SIZE];
-
-int save_fp_registers(int pid, unsigned long *fp_regs)
-{
-	if(ptrace(PTRACE_GETFPREGS, pid, 0, fp_regs) < 0)
-		return -errno;
-	return 0;
-}
-
-int restore_fp_registers(int pid, unsigned long *fp_regs)
-{
-	if(ptrace(PTRACE_SETFPREGS, pid, 0, fp_regs) < 0)
-		return -errno;
-	return 0;
-}
-
-void init_thread_registers(union uml_pt_regs *to)
-{
-	memcpy(to->skas.regs, exec_regs, sizeof(to->skas.regs));
-	memcpy(to->skas.fp, exec_fp_regs, sizeof(to->skas.fp));
-}
-
-static int move_registers(int pid, int int_op, int fp_op,
-			  union uml_pt_regs *regs)
-{
-	if(ptrace(int_op, pid, 0, regs->skas.regs) < 0)
-		return -errno;
-
-	if(ptrace(fp_op, pid, 0, regs->skas.fp) < 0)
-		return -errno;
-
-	return 0;
-}
-
-void save_registers(int pid, union uml_pt_regs *regs)
-{
-	int err;
-
-	err = move_registers(pid, PTRACE_GETREGS, PTRACE_GETFPREGS, regs);
-	if(err)
-		panic("save_registers - saving registers failed, errno = %d\n",
-		      -err);
-}
-
-void restore_registers(int pid, union uml_pt_regs *regs)
-{
-	int err;
-
-	err = move_registers(pid, PTRACE_SETREGS, PTRACE_SETFPREGS, regs);
-	if(err)
-		panic("restore_registers - saving registers failed, "
-		      "errno = %d\n", -err);
-}
-
-void init_registers(int pid)
-{
-	int err;
-
-	err = ptrace(PTRACE_GETREGS, pid, 0, exec_regs);
-	if(err)
-		panic("check_ptrace : PTRACE_GETREGS failed, errno = %d",
-		      errno);
-
-	err = ptrace(PTRACE_GETFPREGS, pid, 0, exec_fp_regs);
-	if(err)
-		panic("check_ptrace : PTRACE_GETFPREGS failed, errno = %d",
-		      errno);
-}
-
-void get_safe_registers(unsigned long *regs, unsigned long *fp_regs)
-{
-	memcpy(regs, exec_regs, sizeof(exec_regs));
-	if(fp_regs != NULL)
-		memcpy(fp_regs, exec_fp_regs,
-		       HOST_FP_SIZE * sizeof(unsigned long));
-}
-
-unsigned long get_thread_reg(int reg, jmp_buf *buf)
-{
-	switch(reg){
-	case RIP: return buf[0]->__rip;
-	case RSP: return buf[0]->__rsp;
-	case RBP: return buf[0]->__rbp;
-	default:
-		printk("get_thread_regs - unknown register %d\n", reg);
-		return 0;
-	}
-}
diff --git a/arch/um/os-Linux/sys-x86_64/signal.c b/arch/um/os-Linux/sys-x86_64/signal.c
deleted file mode 100644
index 82a388822cd..00000000000
--- a/arch/um/os-Linux/sys-x86_64/signal.c
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- * Copyright (C) 2006 Jeff Dike (jdike@{addtoit,linux.intel}.com)
- * Licensed under the GPL
- */
-
-#include <signal.h>
-
-extern void handle_signal(int sig, struct sigcontext *sc);
-
-void hard_handler(int sig)
-{
-	struct ucontext *uc;
-	asm("movq %%rdx, %0" : "=r" (uc));
-
-	handle_signal(sig, (struct sigcontext *) &uc->uc_mcontext);
-}