diff options
Diffstat (limited to 'arch/x86_64/ia32/ia32_signal.c')
| -rw-r--r-- | arch/x86_64/ia32/ia32_signal.c | 26 |
1 files changed, 7 insertions, 19 deletions
diff --git a/arch/x86_64/ia32/ia32_signal.c b/arch/x86_64/ia32/ia32_signal.c index 0903cc1faef22..e0a92439f6342 100644 --- a/arch/x86_64/ia32/ia32_signal.c +++ b/arch/x86_64/ia32/ia32_signal.c @@ -353,7 +353,6 @@ ia32_setup_sigcontext(struct sigcontext_ia32 __user *sc, struct _fpstate_ia32 __ struct pt_regs *regs, unsigned int mask) { int tmp, err = 0; - u32 eflags; tmp = 0; __asm__("movl %%gs,%0" : "=r"(tmp): "0"(tmp)); @@ -378,10 +377,7 @@ ia32_setup_sigcontext(struct sigcontext_ia32 __user *sc, struct _fpstate_ia32 __ err |= __put_user(current->thread.trap_no, &sc->trapno); err |= __put_user(current->thread.error_code, &sc->err); err |= __put_user((u32)regs->rip, &sc->eip); - eflags = regs->eflags; - if (current->ptrace & PT_PTRACED) - eflags &= ~TF_MASK; - err |= __put_user((u32)eflags, &sc->eflags); + err |= __put_user((u32)regs->eflags, &sc->eflags); err |= __put_user((u32)regs->rsp, &sc->esp_at_signal); tmp = save_i387_ia32(current, fpstate, regs, 0); @@ -505,13 +501,9 @@ int ia32_setup_frame(int sig, struct k_sigaction *ka, regs->ss = __USER32_DS; set_fs(USER_DS); - if (regs->eflags & TF_MASK) { - if (current->ptrace & PT_PTRACED) { - ptrace_notify(SIGTRAP); - } else { - regs->eflags &= ~TF_MASK; - } - } + regs->eflags &= ~TF_MASK; + if (test_thread_flag(TIF_SINGLESTEP)) + ptrace_notify(SIGTRAP); #if DEBUG_SIG printk("SIG deliver (%s:%d): sp=%p pc=%p ra=%p\n", @@ -605,13 +597,9 @@ int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, regs->ss = __USER32_DS; set_fs(USER_DS); - if (regs->eflags & TF_MASK) { - if (current->ptrace & PT_PTRACED) { - ptrace_notify(SIGTRAP); - } else { - regs->eflags &= ~TF_MASK; - } - } + regs->eflags &= ~TF_MASK; + if (test_thread_flag(TIF_SINGLESTEP)) + ptrace_notify(SIGTRAP); #if DEBUG_SIG printk("SIG deliver (%s:%d): sp=%p pc=%p ra=%p\n", |