Re: [PATCH v7 4/4] nmi_backtrace: generate one-line reports for idle cpus

From: Peter Zijlstra
Date: Thu Aug 11 2016 - 11:37:23 EST


On Thu, Aug 11, 2016 at 05:25:38PM +0200, Petr Mladek wrote:
> diff --git a/arch/x86/include/asm/irqflags.h b/arch/x86/include/asm/irqflags.h
> index b77f5edb03b0..e31d50acd491 100644
> --- a/arch/x86/include/asm/irqflags.h
> +++ b/arch/x86/include/asm/irqflags.h
> @@ -44,7 +44,7 @@ static inline void native_irq_enable(void)
> asm volatile("sti": : :"memory");
> }
>
> -static inline void native_safe_halt(void)
> +static inline __attribute__((__section__(".cpuidle.text"))) void native_safe_halt(void)
> {
> asm volatile("sti; hlt": : :"memory");
> }

An alternative is to use __always_inline I suppose.