Messages in this thread | | | Date | Wed, 16 May 2018 18:18:37 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH 07/14] powerpc: Add support for restartable sequences |
| |
On Mon, Apr 30, 2018 at 06:44:26PM -0400, Mathieu Desnoyers wrote: > diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig > index c32a181a7cbb..ed21a777e8c6 100644 > --- a/arch/powerpc/Kconfig > +++ b/arch/powerpc/Kconfig > @@ -223,6 +223,7 @@ config PPC > select HAVE_SYSCALL_TRACEPOINTS > select HAVE_VIRT_CPU_ACCOUNTING > select HAVE_IRQ_TIME_ACCOUNTING > + select HAVE_RSEQ > select IRQ_DOMAIN > select IRQ_FORCED_THREADING > select MODULES_USE_ELF_RELA > diff --git a/arch/powerpc/kernel/signal.c b/arch/powerpc/kernel/signal.c > index 61db86ecd318..d3bb3aaaf5ac 100644 > --- a/arch/powerpc/kernel/signal.c > +++ b/arch/powerpc/kernel/signal.c > @@ -133,6 +133,8 @@ static void do_signal(struct task_struct *tsk) > /* Re-enable the breakpoints for the signal stack */ > thread_change_pc(tsk, tsk->thread.regs); > > + rseq_signal_deliver(tsk->thread.regs); > + > if (is32) { > if (ksig.ka.sa.sa_flags & SA_SIGINFO) > ret = handle_rt_signal32(&ksig, oldset, tsk); > @@ -164,6 +166,7 @@ void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags) > if (thread_info_flags & _TIF_NOTIFY_RESUME) { > clear_thread_flag(TIF_NOTIFY_RESUME); > tracehook_notify_resume(regs); > + rseq_handle_notify_resume(regs); > } > > user_enter();
Again no rseq_syscall().
| |