1 /* 2 * linux/arch/cris/kernel/ptrace.c 3 * 4 * Parts taken from the m68k port. 5 * 6 * Copyright (c) 2000, 2001, 2002 Axis Communications AB 7 * 8 * Authors: Bjorn Wesen 9 * 10 */ 11 12 #include <linux/kernel.h> 13 #include <linux/sched.h> 14 #include <linux/mm.h> 15 #include <linux/smp.h> 16 #include <linux/errno.h> 17 #include <linux/ptrace.h> 18 #include <linux/user.h> 19 #include <linux/tracehook.h> 20 21 #include <asm/uaccess.h> 22 #include <asm/page.h> 23 #include <asm/pgtable.h> 24 #include <asm/processor.h> 25 26 27 /* notification of userspace execution resumption 28 * - triggered by current->work.notify_resume 29 */ 30 extern int do_signal(int canrestart, struct pt_regs *regs); 31 32 do_notify_resume(int canrestart,struct pt_regs * regs,__u32 thread_info_flags)33void do_notify_resume(int canrestart, struct pt_regs *regs, 34 __u32 thread_info_flags) 35 { 36 /* deal with pending signal delivery */ 37 if (thread_info_flags & _TIF_SIGPENDING) 38 do_signal(canrestart,regs); 39 40 if (thread_info_flags & _TIF_NOTIFY_RESUME) { 41 clear_thread_flag(TIF_NOTIFY_RESUME); 42 tracehook_notify_resume(regs); 43 } 44 } 45