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From: Keith Packard <keithp@keithp.com>
To: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: Daniel Vetter <daniel@ffwll.ch>, Dave Airlie <airlied@redhat.com>,
	intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	dri-devel@lists.freedesktop.org
Subject: Re: [Intel-gfx] [PATCH] drm/i915: Hold struct_mutex during hotplug processing
Date: Wed, 27 Jul 2011 02:21:24 -0700	[thread overview]
Message-ID: <yunk4b43wq3.fsf@aiko.keithp.com> (raw)
In-Reply-To: <20110726121225.3ae7acce@jbarnes-desktop>

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On Tue, 26 Jul 2011 12:12:25 -0700, Jesse Barnes <jbarnes@virtuousgeek.org> wrote:

> I'd like to amend my reviewed by and say the lock shouldn't be held
> around the call to the drm helper function.  It queues some work that
> also takes the mode config lock, which will break.  So you can drop it
> before that...  Previously I had only checked our internal driver
> callbacks but missed that the lock was held across the helper too.

So the work may get executed immediately rather than being run later at
some point?

-- 
keith.packard@intel.com

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  reply	other threads:[~2011-07-27  9:21 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-25 17:10 [PATCH] drm/i915: Hold struct_mutex during hotplug processing Keith Packard
2011-07-25 17:37 ` [Intel-gfx] " Jesse Barnes
2011-07-25 17:40   ` Andrew Lutomirski
2011-07-25 17:55     ` Keith Packard
2011-07-26  2:52   ` Andrew Lutomirski
2011-07-26  5:54     ` Keith Packard
2011-07-26 12:35       ` Andrew Lutomirski
2011-07-26  7:24 ` Daniel Vetter
2011-07-26 15:23   ` Keith Packard
2011-07-26 19:12     ` Jesse Barnes
2011-07-27  9:21       ` Keith Packard [this message]
2011-07-27 16:03         ` Jesse Barnes
2011-07-28 22:50           ` Keith Packard
2011-07-29 10:25             ` Daniel Vetter

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