linux-kernel - Re: drm/i915: undefined STOP

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Message-ID: <20161019072635.GH29358@nuc-i3427.alporthouse.com>
Date:   Wed, 19 Oct 2016 08:26:35 +0100
From:   Chris Wilson <chris@...is-wilson.co.uk>
To:     Valentin Rothberg <valentinrothberg@...il.com>
Cc:     daniel.vetter@...ll.ch, LKML <linux-kernel@...r.kernel.org>
Subject: Re: drm/i915: undefined STOP_MACHINE

On Wed, Oct 19, 2016 at 08:27:23AM +0200, Valentin Rothberg wrote:
> Dear Chris,
> 
> your commit 9f267eb8d2ea ("drm/i915: Stop the machine whilst capturing
> the GPU crash dump") has popped up in today's linux-next and adds a
> select from DRM_I915 on STOP_MACHINE, which is not defined anywhere in
> Kconfig.
> 
> STOP_MACHINE has been removed a while ago (see
> https://lkml.org/lkml/2015/11/19/133).  I assume that HOTPLUG_CPU
> could be used?

No. We don't need the select anymore as the core machinery now just
works without having to force compilation of the correct code.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre