diff options
Diffstat (limited to 'arch/x86/kernel/ptrace.c')
| -rw-r--r-- | arch/x86/kernel/ptrace.c | 29 |
1 files changed, 7 insertions, 22 deletions
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c index d8f49c7384a3..ffae9b9740fd 100644 --- a/arch/x86/kernel/ptrace.c +++ b/arch/x86/kernel/ptrace.c @@ -1359,33 +1359,18 @@ const struct user_regset_view *task_user_regset_view(struct task_struct *task) #endif } -static void fill_sigtrap_info(struct task_struct *tsk, - struct pt_regs *regs, - int error_code, int si_code, - struct siginfo *info) +void send_sigtrap(struct task_struct *tsk, struct pt_regs *regs, + int error_code, int si_code) { tsk->thread.trap_nr = X86_TRAP_DB; tsk->thread.error_code = error_code; - info->si_signo = SIGTRAP; - info->si_code = si_code; - info->si_addr = user_mode(regs) ? (void __user *)regs->ip : NULL; -} - -void user_single_step_siginfo(struct task_struct *tsk, - struct pt_regs *regs, - struct siginfo *info) -{ - fill_sigtrap_info(tsk, regs, 0, TRAP_BRKPT, info); + /* Send us the fake SIGTRAP */ + force_sig_fault(SIGTRAP, si_code, + user_mode(regs) ? (void __user *)regs->ip : NULL, tsk); } -void send_sigtrap(struct task_struct *tsk, struct pt_regs *regs, - int error_code, int si_code) +void user_single_step_report(struct pt_regs *regs) { - struct siginfo info; - - clear_siginfo(&info); - fill_sigtrap_info(tsk, regs, error_code, si_code, &info); - /* Send us the fake SIGTRAP */ - force_sig_info(SIGTRAP, &info, tsk); + send_sigtrap(current, regs, 0, TRAP_BRKPT); } |