From mboxrd@z Thu Jan  1 00:00:00 1970
From: Keith Packard <keithp@keithp.com>
Subject: Re: [PATCH 2/3] drm/i915: reference counted forcewake
Date: Tue, 19 Apr 2011 08:12:16 -0700
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On Mon, 18 Apr 2011 10:31:43 -0700, Ben Widawsky <ben@bwidawsk.net> wrote:

> gen6_gt_force_wake_get()
> while(foo)
> 	i915_read32_awake()
> gen6_gt_force_wake_put()

Uh. Anything looping on registers might not want to hold the lock...

=2D-=20
keith.packard@intel.com

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