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From: Eric Anholt <eric@anholt.net>
To: Thomas Meyer <thomas@m3y3r.de>,
	Jesse Barnes <jbarnes@virtuousgeek.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Subject: Re: [PATCH] i915: slow acpi_lid_open() causes flickering
Date: Thu, 04 Feb 2010 07:43:12 -0800	[thread overview]
Message-ID: <87vdedgg6n.fsf@pollan.anholt.net> (raw)
In-Reply-To: <1265048453.2619.8.camel@localhost.localdomain>

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On Mon, 01 Feb 2010 19:20:53 +0100, Thomas Meyer <thomas@m3y3r.de> wrote:
> acpi_lid_open() could take up to 10ms on my computer.
> Some component is calling the drm GETCONNECTOR ioctl many times in a row.
> This results in flickering (for example, when starting a video).
> Fix it by assuming an always connected lid status.
> 
> This fixes bug http://bugzilla.kernel.org/show_bug.cgi?id=14670

If it's that unusable, this should just be put in bad_lid_status and
bad_lid_status checked before asking ACPI.

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      parent reply	other threads:[~2010-02-04 15:53 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-02-01 18:20 [PATCH] i915: slow acpi_lid_open() causes flickering Thomas Meyer
2010-02-01 22:33 ` Andrew Morton
2010-02-02  0:00   ` Justin P. Mattock
2010-02-02 17:30     ` Thomas Meyer
2010-02-02  0:07   ` Joe Perches
2010-02-02 17:33     ` Thomas Meyer
2010-02-04 15:43 ` Eric Anholt [this message]

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