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Date: Sat, 23 Jan 2016 19:26:17 +0300
From: Slawa Olhovchenkov <slw@zxy.spb.ru>
To: =?utf-8?Q?Jean-S=C3=A9bastien_P=C3=A9dron?= <dumbbell@FreeBSD.org>
Cc: src-committers@freebsd.org, svn-src-all@freebsd.org,
 svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org
Subject: Re: svn commit: r293857 - stable/10/sys/dev/drm2/i915
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On Wed, Jan 13, 2016 at 09:56:49PM +0000, Jean-Sébastien Pédron wrote:

> Author: dumbbell
> Date: Wed Jan 13 21:56:48 2016
> New Revision: 293857
> URL: https://svnweb.freebsd.org/changeset/base/293857
> 
> Log:
>   drm/i915: Remove "Attempting to unbind pinned buffer" message
>   
>   This error message is removed in later versions of Linux and currently,
>   it spams users.
>   
>   PR:		200712
>   MFC of:		r289109
> 
> Modified:
>   stable/10/sys/dev/drm2/i915/i915_gem.c
> Directory Properties:
>   stable/10/   (props changed)

Accelerating still not workin on 915GM.

[ 11608.722] (EE) intel(0): Detected a hung GPU, disabling acceleration.
[ 11608.722] (EE) intel(0): When reporting this, please include i915_error_state from debugfs and the full dmesg.

Can you fix this?
This bug about year old.