linux-kernel - Re: [PATCH 1/2] drm/nouveau: Add lock on drm_helper_resume_force

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Message-ID: <20120414005219.GG13995@burratino>
Date:	Fri, 13 Apr 2012 19:52:19 -0500
From:	Jonathan Nieder <jrnieder@...il.com>
To:	Peter Huewe <peterhuewe@....de>
Cc:	David Airlie <airlied@...ux.ie>, Ben Skeggs <bskeggs@...hat.com>,
	Maxim Levitsky <maximlevitsky@...il.com>,
	Dave Airlie <airlied@...hat.com>,
	Alex Deucher <alexander.deucher@....com>,
	Jerome Glisse <jglisse@...hat.com>,
	Christian König <deathsimple@...afone.de>,
	Michel Dänzer <michel.daenzer@....com>,
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	stable@...r.kernel.org, stable@...nel.org
Subject: Re: [PATCH 1/2] drm/nouveau: Add lock on drm_helper_resume_force_mode

Hi,

Peter Huewe wrote:

> mode_config should be locked when calling drm_helper_resume_force_mode.
> This patch adds the lock, similar to #927a2f119.

Does this fix a problem that has been observed in the wild, or only a
theoretical one?

Curious,
Jonathan
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