avr32: don't open-code ptrace_report_syscall()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/avr32/kernel/ptrace.c b/arch/avr32/kernel/ptrace.c
index 4aedcab..6e9b0f8 100644
--- a/arch/avr32/kernel/ptrace.c
+++ b/arch/avr32/kernel/ptrace.c
@@ -9,7 +9,7 @@
 #include <linux/kernel.h>
 #include <linux/sched.h>
 #include <linux/mm.h>
-#include <linux/ptrace.h>
+#include <linux/tracehook.h>
 #include <linux/errno.h>
 #include <linux/user.h>
 #include <linux/security.h>
@@ -193,25 +193,7 @@
 {
 	if (!test_thread_flag(TIF_SYSCALL_TRACE))
 		return;
-	if (!(current->ptrace & PT_PTRACED))
-		return;
-
-	/* The 0x80 provides a way for the tracing parent to
-	 * distinguish between a syscall stop and SIGTRAP delivery */
-	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) {
-		pr_debug("syscall_trace: sending signal %d to PID %u\n",
-			 current->exit_code, current->pid);
-		send_sig(current->exit_code, current, 1);
-		current->exit_code = 0;
-	}
+	ptrace_report_syscall(current_pt_regs());
 }
 
 /*