Re: [PATCH v5 10/12] x86/xen: Bypass intr mode setup in enlighten_pv system

From: Thomas Gleixner
Date: Sun Jul 02 2017 - 15:19:02 EST

On Fri, 30 Jun 2017, Dou Liyang wrote:

> xen_smp_ops overwrites smp_prepare_cpus to xen_pv_smp_prepare_cpus
> which initializes interrupt itself.
> Touching the intr_mode_init causes unexpected results on the system.
> Bypass it in enlighten_pv system.

So that's the wrong patch order then. You broke XEN at some point with your
changes. You need to prevent that breakage upfront not after the fact.