diff options
Diffstat (limited to 'arch/x86/kernel/signal_32.c')
| -rw-r--r-- | arch/x86/kernel/signal_32.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/arch/x86/kernel/signal_32.c b/arch/x86/kernel/signal_32.c index 1ac53e9..0a7c812 100644 --- a/arch/x86/kernel/signal_32.c +++ b/arch/x86/kernel/signal_32.c @@ -545,14 +545,12 @@ handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka, } /* - * If TF is set due to a debugger (PT_DTRACE), clear the TF flag so - * that register information in the sigcontext is correct. + * If TF is set due to a debugger (TIF_FORCED_TF), clear the TF + * flag so that register information in the sigcontext is correct. */ - if (unlikely(regs->eflags & TF_MASK) - && likely(current->ptrace & PT_DTRACE)) { - current->ptrace &= ~PT_DTRACE; - regs->eflags &= ~TF_MASK; - } + if (unlikely(regs->eflags & X86_EFLAGS_TF) && + likely(test_and_clear_thread_flag(TIF_FORCED_TF))) + regs->eflags &= ~X86_EFLAGS_TF; /* Set up the stack frame */ if (ka->sa.sa_flags & SA_SIGINFO) |