On Fri, 7 Sep 2018 15:45:32 +0200 Peter Zijlstra <pet...@infradead.org> wrote:
> Yes really, we should not muck with the IRQ state from NMI context. Right, and we didn't. Your patch didn't change anything, but allow for printk_nmi_enter/exit() to be traced by ftrace, but that's wrong to begin with because it ftrace_nmi_enter() hasn't been called yet. -- Steve
