diff options
Diffstat (limited to 'arch/sh/kernel/ptrace_64.c')
| -rw-r--r-- | arch/sh/kernel/ptrace_64.c | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/arch/sh/kernel/ptrace_64.c b/arch/sh/kernel/ptrace_64.c index 873ebdc4f98e..5fd644da7f02 100644 --- a/arch/sh/kernel/ptrace_64.c +++ b/arch/sh/kernel/ptrace_64.c @@ -88,7 +88,7 @@ get_fpu_long(struct task_struct *task, unsigned long addr) regs->sr |= SR_FD; } - tmp = ((long *)&task->thread.fpu)[addr / sizeof(unsigned long)]; + tmp = ((long *)task->thread.xstate)[addr / sizeof(unsigned long)]; return tmp; } @@ -114,8 +114,7 @@ put_fpu_long(struct task_struct *task, unsigned long addr, unsigned long data) regs = (struct pt_regs*)((unsigned char *)task + THREAD_SIZE) - 1; if (!tsk_used_math(task)) { - fpinit(&task->thread.fpu.hard); - set_stopped_child_used_math(task); + init_fpu(task); } else if (last_task_used_math == task) { enable_fpu(); save_fpu(task); @@ -124,7 +123,7 @@ put_fpu_long(struct task_struct *task, unsigned long addr, unsigned long data) regs->sr |= SR_FD; } - ((long *)&task->thread.fpu)[addr / sizeof(unsigned long)] = data; + ((long *)task->thread.xstate)[addr / sizeof(unsigned long)] = data; return 0; } @@ -133,6 +132,8 @@ void user_enable_single_step(struct task_struct *child) struct pt_regs *regs = child->thread.uregs; regs->sr |= SR_SSTEP; /* auto-resetting upon exception */ + + set_tsk_thread_flag(child, TIF_SINGLESTEP); } void user_disable_single_step(struct task_struct *child) @@ -140,6 +141,8 @@ void user_disable_single_step(struct task_struct *child) struct pt_regs *regs = child->thread.uregs; regs->sr &= ~SR_SSTEP; + + clear_tsk_thread_flag(child, TIF_SINGLESTEP); } static int genregs_get(struct task_struct *target, @@ -222,7 +225,7 @@ int fpregs_get(struct task_struct *target, return ret; return user_regset_copyout(&pos, &count, &kbuf, &ubuf, - &target->thread.fpu.hard, 0, -1); + &target->thread.xstate->hardfpu, 0, -1); } static int fpregs_set(struct task_struct *target, @@ -239,7 +242,7 @@ static int fpregs_set(struct task_struct *target, set_stopped_child_used_math(target); return user_regset_copyin(&pos, &count, &kbuf, &ubuf, - &target->thread.fpu.hard, 0, -1); + &target->thread.xstate->hardfpu, 0, -1); } static int fpregs_active(struct task_struct *target, @@ -454,6 +457,8 @@ asmlinkage long long do_syscall_trace_enter(struct pt_regs *regs) asmlinkage void do_syscall_trace_leave(struct pt_regs *regs) { + int step; + if (unlikely(current->audit_context)) audit_syscall_exit(AUDITSC_RESULT(regs->regs[9]), regs->regs[9]); @@ -461,8 +466,9 @@ asmlinkage void do_syscall_trace_leave(struct pt_regs *regs) if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) trace_sys_exit(regs, regs->regs[9]); - if (test_thread_flag(TIF_SYSCALL_TRACE)) - tracehook_report_syscall_exit(regs, 0); + step = test_thread_flag(TIF_SINGLESTEP); + if (step || test_thread_flag(TIF_SYSCALL_TRACE)) + tracehook_report_syscall_exit(regs, step); } /* Called with interrupts disabled */ @@ -479,9 +485,10 @@ asmlinkage void do_single_step(unsigned long long vec, struct pt_regs *regs) } /* Called with interrupts disabled */ -asmlinkage void do_software_break_point(unsigned long long vec, - struct pt_regs *regs) +BUILD_TRAP_HANDLER(breakpoint) { + TRAP_HANDLER_DECL; + /* We need to forward step the PC, to counteract the backstep done in signal.c. */ local_irq_enable(); |