1 files changed, 13 insertions, 34 deletions

diff --git a/arch/m68knommu/kernel/ptrace.c b/arch/m68knommu/kernel/ptrace.c
index f6be1248d21..6fe7c38cd55 100644
--- a/arch/m68knommu/kernel/ptrace.c
+++ b/arch/m68knommu/kernel/ptrace.c
@@ -18,6 +18,7 @@
 #include <linux/ptrace.h>
 #include <linux/user.h>
 #include <linux/signal.h>
+#include <linux/tracehook.h>
 
 #include <asm/uaccess.h>
 #include <asm/page.h>
@@ -134,14 +135,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
                                         tmp >>= 16;
                         } else if (addr >= 21 && addr < 49) {
                                 tmp = child->thread.fp[addr - 21];
-#ifdef CONFIG_M68KFPU_EMU
-                                /* Convert internal fpu reg representation
-                                 * into long double format
-                                 */
-                                if (FPU_IS_EMU && (addr < 45) && !(addr % 3))
-                                        tmp = ((tmp & 0xffff0000) << 15) |
-                                              ((tmp & 0x0000ffff) << 16);
-#endif
                         } else if (addr == 49) {
                                 tmp = child->mm->start_code;
                         } else if (addr == 50) {
@@ -175,16 +168,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
                         }
                         if (addr >= 21 && addr < 48)
                         {
-#ifdef CONFIG_M68KFPU_EMU
-                                /* Convert long double format
-                                 * into internal fpu reg representation
-                                 */
-                                if (FPU_IS_EMU && (addr < 45) && !(addr % 3)) {
-                                        data = (unsigned long)data << 15;
-                                        data = (data & 0xffff0000) |
-                                               ((data & 0x0000ffff) >> 1);
-                                }
-#endif
                                 child->thread.fp[addr - 21] = data;
                                 ret = 0;
                         }
@@ -259,21 +242,17 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
         return ret;
 }
 
-asmlinkage void syscall_trace(void)
+asmlinkage int syscall_trace_enter(void)
 {
-        if (!test_thread_flag(TIF_SYSCALL_TRACE))
-                return;
-        if (!(current->ptrace & PT_PTRACED))
-                return;
-        ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD)
-                                 ? 0x80 : 0));
-        /*
-         * this isn't the same as continuing with a signal, but it will do
-         * for normal use.  strace only continues with a signal if the
-         * stopping signal is not SIGTRAP.  -brl
-         */
-        if (current->exit_code) {
-                send_sig(current->exit_code, current, 1);
-                current->exit_code = 0;
-        }
+        int ret = 0;
+
+        if (test_thread_flag(TIF_SYSCALL_TRACE))
+                ret = tracehook_report_syscall_entry(task_pt_regs(current));
+        return ret;
+}
+
+asmlinkage void syscall_trace_leave(void)
+{
+        if (test_thread_flag(TIF_SYSCALL_TRACE))
+                tracehook_report_syscall_exit(task_pt_regs(current), 0);
 }